This announcement has been amended to extend the closing date.
You will serve as a Distinguished Scientist/Engineer for Electro-Optic/Infrared Sensor Technologies, at the Naval Surface Warfare Center (NSWC), Crane Division, providing technical direction and guidance for programs providing science and technology, research and development, acquisition support, test and evaluation, and in-service support for Electro-Optic/Infrared Sensor (EO/IR) systems.
Summary
This announcement has been amended to extend the closing date.
You will serve as a Distinguished Scientist/Engineer for Electro-Optic/Infrared Sensor Technologies, at the Naval Surface Warfare Center (NSWC), Crane Division, providing technical direction and guidance for programs providing science and technology, research and development, acquisition support, test and evaluation, and in-service support for Electro-Optic/Infrared Sensor (EO/IR) systems.
Actual salary may vary depending on the scope and the complexity of the qualifications and current compensation of the selectee
Pay scale & grade
ND 6
Location
Crane, IN
1 vacancy
Telework eligible
Yes—as determined by the agency policy.
Travel Required
Occasional travel - You may be expected to travel for this position.
Relocation expenses reimbursed
Yes—Relocation expenses (i.e. PCS) or relocation incentives as described in 5 USC 5753 may be authorized in accordance with applicable travel regulations.
Current permanent DON employees, Former federal employees, Current or former time-limited employees that occupied a position located at a Defense Industrial Base Facility (DIBF) or Major Range and Test Facilities Base (MRTFB), VEOA eligibles
You will lead the planning and concept definition/formulation for technology initiatives, and will direct the DON?s engagement in research and development of technologies and the prototyping of solutions in Electro-Optic/Infrared Sensor Technologies.
You will correlate diverse technical data, evaluate military technical capabilities and gaps to identify risk, and effectively communicate gaps at the appropriate technical level to senior leadership and policy makers.
You will aid technology roadmap development for Naval Sea Systems Command (NAVSEA) and other program offices, and also strengthen the NAVSEA Technical Authority through nurturing and advising members of the Technical Pyramid and Technical Pipeline.
You will be responsible for technical leadership and direction of EO/IR systems and the development as technology advances.
You will provide long term stewardship and road-map planning of capabilities, facilities, people, and infrastructure.
You will plan, coordinate and direct work performed by multi-organization teams including large teams comprised of contractors and other government agencies.
Must be determined suitable for federal employment.
Must participate in the direct deposit pay program.
New employees to the Department of the Navy will be required to successfully pass the E-Verify employment verification check. To learn more about E-Verify, including your rights and responsibilities, visit e-verify.gov
Generally, current federal employees applying for GS jobs must serve at least one year at the next lower grade level. This requirement is called time-in-grade. Time-in-grade requirements must be met by the closing date of this announcement.
Within the Department of Defense (DoD), the appointment of retired military members within 180 days immediately following retirement date to a civilian position is subject to the provisions of 5 United States Code 3326.
Males born after 12-31-59 must be registered for Selective Service.
You will be required to obtain and maintain an interim and/or final security clearance prior to entrance on duty. Failure to obtain and maintain the required level of clearance may result in the withdrawal of a job offer or removal.
This position is covered under the Defense Acquisition Workforce Improvement Act (DAWIA). You must be certified as a Career Field Engineering (S) Level III. Certification is required within 24 months of appointment.
Successful completion of a pre-employment drug test (including marijuana) is required. A tentative offer of employment will be rescinded if you fail to report to the drug test appointment or fail the test. You will be subject to random testing.
This position may require travel from normal duty station to CONUS and OCONUS and may include remote or isolated sites. You must be able to travel on military and commercial aircraft for extended periods of time.
You will be required to complete ethics orientation within three months of appointment and submit a Confidential Financial Disclosure Report, OGE-278e, within 30 days of appointment.
This position is a designated Critical Acquisition Position (CAP). You must be a member of the Acquisition Corps, become a member, or obtain a waiver at the time of selection and sign a three-year tenure agreement prior to assuming the position.
This position requires membership in the Defense Acquisition Corps. For more information, please visit https://www.secnav.navy.mil/rda/workforce/Documents/StrategyPolicy/DON_DAWIA_OP_GUIDE_SIGNED_03.25.19.pdf
Qualifications
The applicant is to provide a separate narrative statement which describes fully, but concisely, how his/her experience supports each of the following Mandatory Technical Qualifications. Each technical qualification narrative should not exceed 2 pages. Failure to address these specific qualifications in a separate narrative statement will eliminate you from consideration:
1. Knowledge and experience in the state of the art technologies for imaging systems; system test and evaluation; modeling and simulation; and fielding; related to military missions to collaborate with other SMEs and Organizations to define and pursue solutions to difficult technical challenges.
2. Expert knowledge and awareness of the latest advancements in the state-of-the-art of EO/IR technology and engineering innovations as well as a full understanding of the methodologies and techniques employed to achieve such breakthroughs.
3. Nationally recognized expert (SME) in engineering R&D, S&T, and T&E related to electro-optic and infrared (EO/IR) sensor systems and related optics and laser technologies; SME in current EO/IR sensor systems used by NAVSEA, NAVAIR, SOCOM, USMC, as well as Army, USAF, and other DoD and DHS activities.
4. Ability to negotiate complex solutions within specific functional areas with major stakeholders across Surface, Undersea, Expeditionary, Airborne, and other domains.
5. Ability to furnish highly advanced and/or unprecedented scientific and/or technical guidance and recommendations to top-level administrative and technical management officials within the DON, DoD, other government agencies and outside organizations such as academia and industry.
6. Strong knowledge of the DoD acquisition process.
Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., professional, philanthropic, religious, spiritual, community, student, social). Volunteer work helps build critical competencies, knowledge, and skills and can provide valuable training and experience that translates directly to paid employment.
Education
Applicants must meet the following Basic Requirements of the Office of Personnel Management (OPM) Qualifications Standards Manual:
For 0801 Professional Engineering: A. Degree: Engineering. Successful completion of a bachelor's or higher engineering degree from an accredited college or university. To be acceptable, the program must: (1) lead to a bachelor's degree in a school of engineering with at least one program accredited by ABET; or (2) include differential and integral calculus and courses (more advanced than first-year physics and chemistry) in five of the following seven areas of engineering science or physics: (a) statics, dynamics; (b) strength of materials (stress-strain relationships); (c) fluid mechanics, hydraulics; (d) thermodynamics; (e) electrical fields and circuits; (f) nature and properties of materials (relating particle and aggregate structure to properties); and (g) any other comparable area of fundamental engineering science or physics, such as optics, heat transfer, soil mechanics, or electronics. Such education must demonstrate the knowledge, skills, and abilities necessary to do the work of the position.
-or- B. Combination of education and experience -- college-level education, training, and/or technical experience that furnished (1) a thorough knowledge of the physical and mathematical sciences underlying engineering, and (2) a good understanding, both theoretical and practical, of the engineering sciences and techniques and their applications to one of the branches of engineering. The adequacy of such background must be demonstrated by one of the following: (I) Professional registration or licensure -- Current registration as an Engineer Intern (EI), Engineer in Training (EIT), or licensure as a Professional Engineer (PE) by any State, the District of Columbia, Guam, or Puerto Rico. Absent other means of qualifying under this standard, those applicants who achieved such registration by means other than written test (e.g., State grandfather or eminence provisions) are eligible only for positions that are within or closely related to the specialty field of their registration. For example, an applicant who attains registration through a State Board's eminence provision as a manufacturing engineer typically would be rated eligible only for manufacturing engineering positions; or (II) Written Test -- Evidence of having successfully passed the Fundamentals of Engineering (FE) examination or any other written test required for professional registration by an engineering licensure board in the various States, the District of Columbia, Guam, and Puerto Rico; or (III) Specified academic courses -- Successful completion of at least 60 semester hours of courses in the physical, mathematical, and engineering sciences and that included the courses specified in the basic requirements under paragraph A. The courses must be fully acceptable toward meeting the requirements of an engineering program as described in paragraph A; or (IV) Related curriculum -- Successful completion of a curriculum leading to a bachelor's degree in an appropriate scientific field, e.g., engineering technology, physics, chemistry, architecture, computer science, mathematics, hydrology, or geology, may be accepted in lieu of a bachelor's degree in engineering, provided the applicant has had at least 1 year of professional engineering experience acquired under professional engineering supervision and guidance. Ordinarily there should be either an established plan of intensive training to develop professional engineering competence, or several years of prior professional engineering-type experience, e.g., in interdisciplinary positions. (The above examples of related curricula are not all inclusive.)
OR
For Physics Series, 1310: Successful completion of a degree in physics, or related degree that includes 24 semester hours in physics; or a combination of education and experience demonstrated by courses equivalent to a major in physics totaling at least 24 semester hours, plus appropriate experience or additional education. In either option, the courses must have included a fundamental course in general physics and, in addition, courses in any two of the following: electricity and magnetism, heat, light, mechanics, modern physics, and sound.
OR
For Operations Research Series, 1515: Bachelor's or higher degree in operations research. OR, successful completion of a bachelor's or higher degree with at least 24 semester hours in a combination of operations research, mathematics, probability, statistics, mathematical logic, science, or subject-matter courses requiring substantial competence in college-level mathematics or statistics and at least 3 of the 24 semester hours are in calculus.
OR
For Mathematics Series, 1520: Degree in mathematics; or the equivalent of a major that included at least 24 semester hours in mathematics.
-or-
Combination of education and experience - courses equivalent to a major in mathematics (including at least 24 semester hours in mathematics), as described above, plus appropriate experience or additional education. (The total course work above must have included differential and integral calculus and, in addition, four advanced mathematics courses requiring calculus or equivalent mathematics courses as a prerequisite.
OR
For Computer Science Series, 1550: Bachelor's degree in computer science or bachelor's degree with 30 semester hours in a combination of mathematics, statistics, and computer science. At least 15 of the 30 semester hours must have included any combination of statistics and mathematics that included differential and integral calculus. All academic degrees and course work must be from accredited or pre-accredited institutions.
An advanced degree of Master's or Ph.D. in one of the educational fields listed above is highly desirable.
Additional information
Senior Scientific Technical Manager (SSTM) positions are positions which exceed the ND-05 (GS-15) level. SSTMs provide a continuity of technical leadership and oversight that is needed to ensure long term stewardship of an organization's technical capabilities. Typically, applicants for SSTM positions are expected to have a graduate degree, significant research or development experience, and a national or international reputation in his/her field and are recognized throughout the applicable community as a renowned expert. SSTM positions are in the competitive service.
This position is not covered by the Department of Defense Priority Placement Program.
Additional vacancies may be filled by this announcement.
A tentative offer of employment will be rescinded if the selectee fails to meet the pre-employment requirements, including failure to report to any of the scheduled appointments.
If you are unable to apply online and request information about the Alternate Application process, please see the How To Apply section of this vacancy announcement.
A relocation incentive is generally a single payment intended to offset some of the relocation costs experienced by the selectee. A relocation incentive may be authorized.
This position is eligible for part time, full time or ad-hoc telework at the discretion of management.
A career with the U.S. government provides employees with a comprehensive benefits package. As a federal employee, you and your family will have access to a range of benefits that are designed to make your federal career very rewarding. Opens in a new windowLearn more about federal benefits.
Eligibility for benefits depends on the type of position you hold and whether your position is full-time, part-time or intermittent. Contact the hiring agency for more information on the specific benefits offered.
How you will be evaluated
You will be evaluated for this job based on how well you meet the qualifications above.
Applicants that meet the basic qualifications requirements will be evaluated based on the quality and extent of their experience, training, and/or education indicated on their resume and the qualification responses described in the separate narrative statement. Resumes will be evaluated by a rating and ranking panel, and highly qualified candidates may be invited to participate in a structured interview. TIP: A good way to ensure you include all essential information is to use the Resume Builder in USAJOBS to create your resume. The Ad-hoc Executive Resources Board (AERB) will review results and make recommendations on final selections to the approving authority.
If selected, you may be required to provide supporting documentation.
All qualifications requirements must be met by the closing date of this announcement.
A career with the U.S. government provides employees with a comprehensive benefits package. As a federal employee, you and your family will have access to a range of benefits that are designed to make your federal career very rewarding. Opens in a new windowLearn more about federal benefits.
Eligibility for benefits depends on the type of position you hold and whether your position is full-time, part-time or intermittent. Contact the hiring agency for more information on the specific benefits offered.
You are required to provide documentation that supports the eligibility and qualification claims made in your resume and assessment questionnaire. You must submit the applicable documents listed here and those listed with the eligibilities you select in the announcement questionnaire with your application package. Applicants who do not provide supporting documentation that fully support their claims will not be referred to the hiring manager. Cover letter is optional.
A complete resume is required. Your resume must show relevant experience, job title, duties and accomplishments. Your resume must show complete information for each job entry to support minimum qualifications. The following information should be provided in your resume, but it is acceptable to provide elsewhere in your application package: employer's name, starting and end dates (Mo/Yr), hours per week, and pay plan, series and grade level (e.g. GS-0201-09) for relevant federal experience.
A separate narrative statement is required. Your narrative statement must address the Mandatory Technical Qualifications (MTQs).
Are you applying for a promotion? If you are a current GS employee applying for a higher grade than the grade that you currently hold you must provide an SF-50 that shows that you have held the next lower grade for at least one year. Some SF-50s effective within the last 52 weeks will not demonstrate you have held the next lower grade for at least one year (e.g. General Adjustment SF-50 from this year). In many cases, we need to see two (2) SF-50s to determine time-in-grade and eligibility for promotion. If you are a DoD employee, you can obtain a copy of your SF- 50(s) from MyBiz.
Are you claiming membership in any professional organizations, or possession of a license, certificate or credentials? Check the Conditions of Employment section above to see if any are required. If you claim membership, license, certification, or credentials, you must submit a copy of said document in your application package.
Is there a basic education requirement for this position? Are you using education as a substitute for some or all of the experience requirement? Check the Education section above to see what is allowed and what is required. Any claims you make in your resume or assessment questionnaire regarding education or degrees MUST be supported by submitting with your application official or unofficial transcripts or a list of courses, grades earned, completion dates, and quarter and semester hours earned issued from your school. While unofficial transcripts are acceptable for initial application, an official transcript will ultimately be required if you are selected for the position. You may submit a copy your degree(s) if specific coursework does not have to be verified.
Are you a veteran claiming 5-point veterans' preference or claiming sole survivorship preference? You must submit a copy of your latest DD-214 Certificate of Release or Discharge from Active Duty (any copy that shows all dates of service, as well as character of service [Honorable, General, etc.] is acceptable) OR a VA letter that shows dates of service or service connected disability AND character of service. If you have more than one DD-214 for multiple periods of active duty service, submit a copy for each period of service. If you were issued a DD-215 to amend aforementioned information on the DD-214 you must submit that too. If you are not sure of your preference eligibility, visit the Department of Labor's website: Veterans' Preference Advisor
Are you a disabled veteran or claiming 10-point veterans' preference?
If you are eligible to claim 10 point veterans preference you must submit a DD-214 Certificate of Release or Discharge from Active Duty as described above for 5-point preference.
You must also provide the applicable supporting documentation of your disability (e.g. disability letter from the VA) as described on Standard Form-15 (SF-15). http://www.opm.gov/forms/pdf_fill/SF15.pdf.
Are you an active duty service member? Active Duty Service Members are required to submit a statement of service printed on command letterhead and signed by the command. The statement of service must provide the branch of service, rate/rank, all dates of service, the expected date of discharge and anticipated character of service (Honorable, General, etc.).
Documents submitted as part of the application package, to include supplemental documents, may be shared beyond the Human Resources Office. Some supplemental documents contain personal information such as SSN and DOB and some documents such as military orders and marriage certificates may contain personal information for someone other than you. You may sanitize these documents to remove said personal information before you submit your application. You must provide an un-sanitized version of the documents if you are selected.
If you are relying on your education to meet qualification requirements:
Failure to provide all of the required information as stated in this vacancy announcement may result in an ineligible rating or may affect the overall rating.
Click the Apply Online button to create an account or log in to your existing USAJOBS account.
To apply for this position, you must provide a complete Application Package which includes:
1. Complete resume with relevant experience, job title, duties and accomplishments. Your resume must show complete information for each job entry to support minimum qualifications. The following information should be provided in your resume, but it is acceptable to provide elsewhere in your application package: employer's name, starting and end dates (Mo/Yr), hours per week, and pay plan, series and grade level (e.g. GS-0201-09) for relevant federal experience.TIP: A good way to ensure you include all essential information is to use the Resume Builder in USAJOBS to create your resume.
2. Complete assessment questionnaire. For a quick preview of the assessment questionnaire click here: https://apply.usastaffing.gov/ViewQuestionnaire/11160585
3. Supporting documentation
Failure to submit a complete application package will result in an ineligible rating and loss of consideration.
Your complete application (resume, assessment questionnaire, and all supporting documents) must be received by 11:59 pm Eastern Standard Time (EST) on 07/30/2021. Applications received after 07/30/2021 will generally result in an ineligible rating and loss of consideration. If more than one resume is received, only the last resume received and processed will be reviewed.
NOTE: To check the status of your application or return to a previous or incomplete application, log into your USAJOBS account: https://mydon.usajobs.gov/Account/Login select Application Status, and click on the more information link under the application status for this position. Your uploaded documents may take several hours to clear the virus scan process so please plan appropriately.
You are encouraged to apply online. Applying online will allow you to review and track the status of your application.
Do not email or send hard copy resumes/applications to the Contact Information or Agency Information listed in this vacancy announcement. All resumes/applications received at the addresses listed in the Contact Information or Agency Information will be destroyed and will not be considered for this vacancy announcement.
It is the applicant's responsibility to verify that all information in their resume and documents are legible and accurate. HR will not modify answers/documents submitted by an applicant.
NAVAL SURFACE WARFARE CENTER
300 Highway 361
Crane, IN 47522-5001
US
Next steps
When the application process is complete, your complete application (resume, assessment questionnaire, and all supporting documents) will be reviewed to determine if you meet the hiring eligibility and qualification requirements for which you requested consideration. You will be rated based on the information provided in your resume and responses to the questionnaire, along with your supporting documentation to determine your level of knowledge, skill, and ability related to the job requirements.
Generally, only best qualified candidates will be referred to the hiring manager. Sometimes well qualified andminimally qualified candidates are referred. Occasionally, candidates eligible for priority consideration are referred, and no other candidates are referred.
The hiring manager may choose to conduct interviews.
You will be notified of our rating and referral decision. If you are referred, you will be notified when a hiring decision is made.
The Federal hiring process is set up to be fair and transparent. Please read the following guidance.
You are required to provide documentation that supports the eligibility and qualification claims made in your resume and assessment questionnaire. You must submit the applicable documents listed here and those listed with the eligibilities you select in the announcement questionnaire with your application package. Applicants who do not provide supporting documentation that fully support their claims will not be referred to the hiring manager. Cover letter is optional.
A complete resume is required. Your resume must show relevant experience, job title, duties and accomplishments. Your resume must show complete information for each job entry to support minimum qualifications. The following information should be provided in your resume, but it is acceptable to provide elsewhere in your application package: employer's name, starting and end dates (Mo/Yr), hours per week, and pay plan, series and grade level (e.g. GS-0201-09) for relevant federal experience.
A separate narrative statement is required. Your narrative statement must address the Mandatory Technical Qualifications (MTQs).
Are you applying for a promotion? If you are a current GS employee applying for a higher grade than the grade that you currently hold you must provide an SF-50 that shows that you have held the next lower grade for at least one year. Some SF-50s effective within the last 52 weeks will not demonstrate you have held the next lower grade for at least one year (e.g. General Adjustment SF-50 from this year). In many cases, we need to see two (2) SF-50s to determine time-in-grade and eligibility for promotion. If you are a DoD employee, you can obtain a copy of your SF- 50(s) from MyBiz.
Are you claiming membership in any professional organizations, or possession of a license, certificate or credentials? Check the Conditions of Employment section above to see if any are required. If you claim membership, license, certification, or credentials, you must submit a copy of said document in your application package.
Is there a basic education requirement for this position? Are you using education as a substitute for some or all of the experience requirement? Check the Education section above to see what is allowed and what is required. Any claims you make in your resume or assessment questionnaire regarding education or degrees MUST be supported by submitting with your application official or unofficial transcripts or a list of courses, grades earned, completion dates, and quarter and semester hours earned issued from your school. While unofficial transcripts are acceptable for initial application, an official transcript will ultimately be required if you are selected for the position. You may submit a copy your degree(s) if specific coursework does not have to be verified.
Are you a veteran claiming 5-point veterans' preference or claiming sole survivorship preference? You must submit a copy of your latest DD-214 Certificate of Release or Discharge from Active Duty (any copy that shows all dates of service, as well as character of service [Honorable, General, etc.] is acceptable) OR a VA letter that shows dates of service or service connected disability AND character of service. If you have more than one DD-214 for multiple periods of active duty service, submit a copy for each period of service. If you were issued a DD-215 to amend aforementioned information on the DD-214 you must submit that too. If you are not sure of your preference eligibility, visit the Department of Labor's website: Veterans' Preference Advisor
Are you a disabled veteran or claiming 10-point veterans' preference?
If you are eligible to claim 10 point veterans preference you must submit a DD-214 Certificate of Release or Discharge from Active Duty as described above for 5-point preference.
You must also provide the applicable supporting documentation of your disability (e.g. disability letter from the VA) as described on Standard Form-15 (SF-15). http://www.opm.gov/forms/pdf_fill/SF15.pdf.
Are you an active duty service member? Active Duty Service Members are required to submit a statement of service printed on command letterhead and signed by the command. The statement of service must provide the branch of service, rate/rank, all dates of service, the expected date of discharge and anticipated character of service (Honorable, General, etc.).
Documents submitted as part of the application package, to include supplemental documents, may be shared beyond the Human Resources Office. Some supplemental documents contain personal information such as SSN and DOB and some documents such as military orders and marriage certificates may contain personal information for someone other than you. You may sanitize these documents to remove said personal information before you submit your application. You must provide an un-sanitized version of the documents if you are selected.
If you are relying on your education to meet qualification requirements:
Failure to provide all of the required information as stated in this vacancy announcement may result in an ineligible rating or may affect the overall rating.
Click the Apply Online button to create an account or log in to your existing USAJOBS account.
To apply for this position, you must provide a complete Application Package which includes:
1. Complete resume with relevant experience, job title, duties and accomplishments. Your resume must show complete information for each job entry to support minimum qualifications. The following information should be provided in your resume, but it is acceptable to provide elsewhere in your application package: employer's name, starting and end dates (Mo/Yr), hours per week, and pay plan, series and grade level (e.g. GS-0201-09) for relevant federal experience.TIP: A good way to ensure you include all essential information is to use the Resume Builder in USAJOBS to create your resume.
2. Complete assessment questionnaire. For a quick preview of the assessment questionnaire click here: https://apply.usastaffing.gov/ViewQuestionnaire/11160585
3. Supporting documentation
Failure to submit a complete application package will result in an ineligible rating and loss of consideration.
Your complete application (resume, assessment questionnaire, and all supporting documents) must be received by 11:59 pm Eastern Standard Time (EST) on 07/30/2021. Applications received after 07/30/2021 will generally result in an ineligible rating and loss of consideration. If more than one resume is received, only the last resume received and processed will be reviewed.
NOTE: To check the status of your application or return to a previous or incomplete application, log into your USAJOBS account: https://mydon.usajobs.gov/Account/Login select Application Status, and click on the more information link under the application status for this position. Your uploaded documents may take several hours to clear the virus scan process so please plan appropriately.
You are encouraged to apply online. Applying online will allow you to review and track the status of your application.
Do not email or send hard copy resumes/applications to the Contact Information or Agency Information listed in this vacancy announcement. All resumes/applications received at the addresses listed in the Contact Information or Agency Information will be destroyed and will not be considered for this vacancy announcement.
It is the applicant's responsibility to verify that all information in their resume and documents are legible and accurate. HR will not modify answers/documents submitted by an applicant.
NAVAL SURFACE WARFARE CENTER
300 Highway 361
Crane, IN 47522-5001
US
Next steps
When the application process is complete, your complete application (resume, assessment questionnaire, and all supporting documents) will be reviewed to determine if you meet the hiring eligibility and qualification requirements for which you requested consideration. You will be rated based on the information provided in your resume and responses to the questionnaire, along with your supporting documentation to determine your level of knowledge, skill, and ability related to the job requirements.
Generally, only best qualified candidates will be referred to the hiring manager. Sometimes well qualified andminimally qualified candidates are referred. Occasionally, candidates eligible for priority consideration are referred, and no other candidates are referred.
The hiring manager may choose to conduct interviews.
You will be notified of our rating and referral decision. If you are referred, you will be notified when a hiring decision is made.
Fair and transparent
The Federal hiring process is set up to be fair and transparent. Please read the following guidance.
