About the Position: District expert for chemistry matters related to feasibility studies and remedial investigations, designs and actions for the Superfund, Formerly Utilized Sites Remedial Action Program (FUSRAP), Ordnance & Explosives (OE), and other Hazardous Toxic, and Radioactive Waste (HTRW) programs.
This position will be located in St. Louis, MO and will allow for situational telework only. This position is NOT eligible for Full-time telework.
Summary
About the Position: District expert for chemistry matters related to feasibility studies and remedial investigations, designs and actions for the Superfund, Formerly Utilized Sites Remedial Action Program (FUSRAP), Ordnance & Explosives (OE), and other Hazardous Toxic, and Radioactive Waste (HTRW) programs.
This position will be located in St. Louis, MO and will allow for situational telework only. This position is NOT eligible for Full-time telework.
Plans and directs the development and modification of sample preparation for highly complex, unusual, or novel samples and situations.
Performs literature searches to ascertain related methods and information about sampling procedures.
Formulates programs oriented to prescribing the optimum sampling and sample storage procedures based upon the stability and chemical properties of the substances and their medium.
Participates with laboratories in devising new or improved testing methods.
Evaluates and interprets the results of laboratory tests.
Makes field visits to construction sites when requested to oversee sampling efforts and resolve chemistry problems related to study, changed conditions or design omissions.
Reviews, comments, and provides written input into preparing and revising Corps of Engineers (COE) Engineering Manuals and Engineering Regulations on chemical sampling, testing, and analysis, and quality assurance.
Oversees the chemistry related work done by other in-house staff or by contractors.
Prepares the scopes of work and estimates for the chemical aspects of Ordnance and Explosives (OE) and other Hazardous Toxic, and Radioactive Waste (HTRW) work performed under Architect-Engineer and Services contracts.
Investigates, analyzes, and directs contractor investigations of proposed site operations to determine the presence and concentration of explosive residues and toxic and hazardous chemicals.
Performs detailed review of Statement of Work, Work Plan, Safety Submission, risk assessments, cost estimates, and final engineering reports.
Appointment may be subject to a suitability or fitness determination, as determined by a completed background investigation.
Incumbent must obtain 40 Hour HAZWOPER Certification within 12 months of appointment.
Must maintain a valid driver's license.
Qualifications
Who May Apply: Only applicants who meet one of the employment authority categories below are eligible to apply for this job. You will be asked to identify which category or categories you meet, and to provide documents which prove you meet the category or categories you selected. See Proof of Eligibility for an extensive list of document requirements for all employment authorities.
30 Percent or More Disabled Veterans
Current Department of Army Civilian Employees
Current Department of Defense (DOD) Civilian Employee (non-Army)
Domestic Defense Industrial Base/Major Range and Test Facilities Base Civilian Personnel Workforce
Executive Order (E.O.) 12721
Interagency Career Transition Assistance Plan
Land Management Workforce Flexibility Act
Military Spouses, under Executive Order (E.O.) 13473
Non-Appropriated Fund Instrumentality (NAFI)
Non-Department of Defense (DoD) Transfer
Office of Personnel Management (OPM) Interchange Agreement Eligible
People with Disabilities, Schedule A
Postal Service/Peace Corps and Other Unique Authorities
Priority Placement Program, DoD Military Reserve (MR) and National Guard (NG) Technician Eligible
Priority Placement Program, DoD Military Spouse Preference (MSP) Eligible
Priority Placement Program, DoD MR and NG Preference Eligible Tech Receiving Disability Retirement
Priority Placement Program, DoD Retained Grade Preference Eligible
Reinstatement
Veterans Employment Opportunity Act (VEOA) of 1998
In order to qualify, you must meet the education and/or experience requirements described below. Experience refers to paid and unpaid experience, including volunteer work done through National Service programs (e.g., Peace Corps, AmeriCorps) and other organizations (e.g., professional; philanthropic; religious; spiritual; community; student; social). You will receive credit for all qualifying experience, including volunteer experience. Your resume must clearly describe your relevant experience; if qualifying based on education, your transcripts will be required as part of your application. Additional information about transcripts is in this document.
Basic Requirement for the Chemist 1320 Series: Degree: Bachelor's degree (or higher degree) physical sciences, life sciences, or engineering that included 30 semester hours in chemistry, supplemented by course work in mathematics through differential and integral calculus, and at least 6 semester hours of physics.
OR Combination of Education and Experience: Course work equivalent to a major in the physical sciences, life sciences, or engineering, including at least 30 semester hours in chemistry, supplemented by mathematics through differential and integral calculus, and at least 6 semester hours of physics, plus appropriate experience or additional education.
Minimum Qualifications for NH-03: Specialized Experience: One year of specialized experience which includes working in hazardous and/or radiological waste contamination investigation programs; providing Quality Assurance oversight on lab operations and validation of lab data; providing technical direction, review, and/or support of environmental field investigations, studies, and/or designs; and advising on sampling techniques, quality assurance, and/or analytical aspects of hazardous waste plans, specifications, and/or cleanups. This definition of specialized experience is typical of work performed at the next lower grade/level position in the federal service (NH-02/GS-11).
Some federal jobs allow you to substitute your education for the required experience in order to qualify. For this job at the NH-03, you must meet the qualification requirement using experience alone--no substitution of education for experience is permitted.
Education
FOREIGN EDUCATION: If you are using education completed in foreign colleges or universities to meet the qualification requirements, you must show the education credentials have been evaluated by a private organization that specializes in interpretation of foreign education programs and such education has been deemed equivalent to that gained in an accredited U.S. education program; or full credit has been given for the courses at a U.S. accredited college or university. For further information, visit: https://sites.ed.gov/international/recognition-of-foreign-qualifications/.
Additional information
Recruitment or relocation incentives may be authorized at management discretion.
Male applicants born after December 31, 1959, must complete a Pre-Employment Certification Statement for Selective Service Registration.
You will be required to provide proof of U.S. Citizenship.
This position requires a 1 year probationary periodduring which the agency evaluates your fitness and whether your continued employment advances the public interest. In making this determination, the agency may consider your performance and conduct; agency needs and interests; whether your continued employment supports organizational or Government goals; and whether it promotes the efficiency of the Federal service. Continued employment requires written certification that it advances the public interest.
Direct deposit of pay is required.
This position requires you to submit a Confidential Financial Disclosure Report (OGE450) upon entry, and annually thereafter.
Selection is subject to restrictions resulting from Department of Defense referral system for displaced employees.
If you have retired from federal service and you are interested in employment as a reemployed annuitant, see the information in the Reemployed Annuitant information sheet.
This is a Career Program (CP) #18 - Engineers & Scientists position.
Multiple positions may be filled from this announcement.
Salary includes applicable locality pay or Local Market Supplement.
Permanent Change of Station (PCS) allowances may be authorized, subject to the provisions of the Joint Travel Regulations and an agency determination that a PCS move is in the Government Interest.
Reasonable Accommodation (RA) Requests: If you believe you have a disability (i.e., physical or mental), covered by the Rehabilitation Act of 1973 as amended that would interfere with completing the USA Hire Competency Based Assessments, you will be granted the opportunity to request a RA in your online application. Requests for RA for the USA Hire Competency Based Assessments and appropriate supporting documentation for RA must be received prior to starting the USA Hire Competency Based Assessments. Decisions on requests for RA are made on a case-by-case basis. If you meet the minimum qualifications of the position, after notification of the adjudication of your request, you will receive an email invitation to complete the USA Hire Competency Based Assessments, based on your adjudication decision. You must complete all assessments within 48 hours of receiving the URL to access the USA Hire Competency Based Assessments if you received the link after the close of the announcement. To determine if you need a RA, please review the Procedures for Requesting a Reasonable Accommodation for Online Assessments here: https://help.usastaffing.gov/Apply/index.php?title=Reasonable_Accommodations_for_USA_Hire
Candidates should be committed to improving the efficiency of the Federal government, passionate about the ideals of our American republic, and committed to upholding the rule of law and the United States Constitution.
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.
You will be evaluated based on how well you meet the qualifications listed in this vacancy announcement. Your qualifications will be evaluated based on your application materials (e.g., resume, supporting documents), the responses you provide on the application questionnaire, and the result of the online assessments required for this position. You will be assessed on the following competencies (knowledge, skills, abilities, and other characteristics):
Attention to Detail
Customer Service
Decision Making
Flexibility
Integrity/Honesty
Interpersonal Skills
Learning
Reasoning
Self-Management
Stress Tolerance
Teamwork
Overstating your qualifications and/or experience in your application materials or application questionnaire may result in your removal from consideration. Cheating on the online assessment may also result in your removal from consideration.
You may claim Military Spouse preference.
You may claim Priority Placement Program (PPP) preference.
Interagency Career Transition Assistance Program (ICTAP). If you are a Federal employee in the competitive service and your agency has notified you in writing that you are a displaced employee eligible for ICTAP consideration, you may receive selection priority for this position. To receive selection priority, you must: (1) meet ICTAP eligibility criteria (2) be rated well-qualified for the position and; (3) submit the appropriate documentation to support your ICTAP eligibility. To be considered well-qualified and receive selection priority applicants must satisfy all qualification requirements for the position and receive a score of 90 or above. Additional information about the program is on OPM's Career Transition Resources website.
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.
The documents you are required to submit vary based on the authority you are using to apply (i.e., applying as a veteran, applying as a current permanent Federal employee, applying as a reinstatement, etc). Please review the following links to see which documents you need to provide to prove your eligibility to apply: Applicant Checklist for Internal/Merit Promotion Announcements.
As described above, your complete application includes your resume, your responses to the online questionnaire, and documents which prove your eligibility to apply. If you fail to provide these documents, you will be marked as having an incomplete application package and you will not be considered any further.
1. Your resume:
Your resume must be two pages or less and must support the specialized experience described in this announcement. Resumes exceeding two pages will be removed from consideration.
For each relevant work experience, make sure you include the employer's name, job title, start and end dates (include month and year), for qualifications purposes, the number of hours worked per week, and a brief description that show you can perform the tasks at the required level listed in the job announcement. If your resume does not contain this information, your application may be marked as incomplete, and you may not receive consideration for this position.
Use plain language. Avoid using acronyms and terms that are not easily understood. The hiring agency will not make assumptions about what's in your resume.
If your resume includes a photograph or other inappropriate material or content, it will not be used to make eligibility and qualification determinations, and you may not be considered for this vacancy.
Proof of Eligibility to Apply: Your application must include the documents which prove you are eligible to apply for the vacancy. The Proof of Eligibility document describes authorities commonly used in merit promotion recruitment and what document(s) are required to prove you meet the requirements of the authority. You must meet the requirements of at least one of the authorities listed in the Who May Apply section above to receive further consideration.
This position has an individual occupational requirement and/or allows for substitution of education for experience. If you meet this requirement based on education you MUST submit a copy of your transcript with your application package or you will be rated ineligible. See: Transcripts and Licenses
This position requires a job-related license or certification. You MUST submit a copy of your license or certification with your application package or you will be rated ineligible. See: Transcripts and Licenses
NOTE: Documents submitted as part of the application package, to include supplemental documents, may be shared beyond the Human Resources Office. Some supplemental documents such as military orders and marriage certificates may contain personal information for someone other than you. You may sanitize these documents to remove another person's personal information before you submit your application. You may be asked to provide an un-sanitized version of the documents if you are selected to confirm your eligibility.
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.
Please read the entire announcement and all the instructions before you begin an application. To apply and be considered for this position, you must complete all required questionnaires, assessments and submit all required documentation as specified in the How to Apply and Required Documents section.
The complete application package must be submitted by 11:59 PM (ET) on the closing date of the announcement to receive consideration. The application process is as follows:
Click the Apply Online button.
Answer the questions presented in the application and attach all necessary supporting documentation. As a reminder, your resume must be two pages or less and must support the specialized experience described in this announcement. Resumes exceeding two pages will be removed from consideration. For additional information, refer to the 'Required Documents' section. To preview the application questionnaire, click the following link: https://apply.usastaffing.gov/ViewQuestionnaire/12973012
Click the Submit Application button prior to 11:59 PM (ET) on 06/14/2026.
If you are required to complete any USA Hire Assessments, you will be notified after submitting your application. The notification will be provided in your application submission screen and via email. The notification will include your unique assessment access link to the USA Hire system and the completion deadline. Additionally, in USAJOBS you can click "Track this application" to return to your assessment completion notice.
Access USA Hire using your unique assessment link. Access is granted through your USAJOBS login credentials.
Review all instructions prior to beginning your assessments. You will have the opportunity to request a testing accommodation before beginning the assessments should you have a disability covered under the Rehabilitation Act of 1973 as amended.
Set aside about two (2) hours to take the USA Hire Assessments; however, most applicants complete the assessments in less time. If you need to stop the assessments and continue later, you can re-use your unique assessment link.
Your responses to the USA Hire Assessments will be reused for one year (in most cases) from the date you complete an assessment. If future applications you submit require completion of the same assessments, your responses will be automatically reused.
To update your application, including supporting documentation: During the announcement open period, return to your USAJOBS account, find your application record, and click Edit my application. This option will no longer be available once the announcement has closed.
To view the announcement status or your application status: Click on this: https://help.usajobs.gov/how-to/application/status. Your application status page is where you can view your application status, USA Hire assessment completion status, and review your notifications sent by the hiring agency regarding your application.
RG-W2R903 US ARMY ENGINEER DISTRICT-ST LOUIS
DO NOT MAIL
St. Louis, MO 63103
US
Next steps
If you provided an email address, you will receive an email message acknowledging receipt of your application. Your application package will be used to determine your eligibility, qualifications, and quality ranking for this position. If you are determined to be ineligible or not qualified, your application will receive no further consideration.
Based on your application and your responses to the application questionnaire, you may be presented with instructions on how to access the USA Hire system to complete the online assessments. The online assessments must be completed within 48 hours following the close of this announcement. You will have the opportunity to request a testing accommodation for the assessment should you have a disability covered under the Rehabilitation Act of 1973, as amended.
The Federal hiring process is set up to be fair and transparent. Please read the following guidance.
The documents you are required to submit vary based on the authority you are using to apply (i.e., applying as a veteran, applying as a current permanent Federal employee, applying as a reinstatement, etc). Please review the following links to see which documents you need to provide to prove your eligibility to apply: Applicant Checklist for Internal/Merit Promotion Announcements.
As described above, your complete application includes your resume, your responses to the online questionnaire, and documents which prove your eligibility to apply. If you fail to provide these documents, you will be marked as having an incomplete application package and you will not be considered any further.
1. Your resume:
Your resume must be two pages or less and must support the specialized experience described in this announcement. Resumes exceeding two pages will be removed from consideration.
For each relevant work experience, make sure you include the employer's name, job title, start and end dates (include month and year), for qualifications purposes, the number of hours worked per week, and a brief description that show you can perform the tasks at the required level listed in the job announcement. If your resume does not contain this information, your application may be marked as incomplete, and you may not receive consideration for this position.
Use plain language. Avoid using acronyms and terms that are not easily understood. The hiring agency will not make assumptions about what's in your resume.
If your resume includes a photograph or other inappropriate material or content, it will not be used to make eligibility and qualification determinations, and you may not be considered for this vacancy.
Proof of Eligibility to Apply: Your application must include the documents which prove you are eligible to apply for the vacancy. The Proof of Eligibility document describes authorities commonly used in merit promotion recruitment and what document(s) are required to prove you meet the requirements of the authority. You must meet the requirements of at least one of the authorities listed in the Who May Apply section above to receive further consideration.
This position has an individual occupational requirement and/or allows for substitution of education for experience. If you meet this requirement based on education you MUST submit a copy of your transcript with your application package or you will be rated ineligible. See: Transcripts and Licenses
This position requires a job-related license or certification. You MUST submit a copy of your license or certification with your application package or you will be rated ineligible. See: Transcripts and Licenses
NOTE: Documents submitted as part of the application package, to include supplemental documents, may be shared beyond the Human Resources Office. Some supplemental documents such as military orders and marriage certificates may contain personal information for someone other than you. You may sanitize these documents to remove another person's personal information before you submit your application. You may be asked to provide an un-sanitized version of the documents if you are selected to confirm your eligibility.
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.
Please read the entire announcement and all the instructions before you begin an application. To apply and be considered for this position, you must complete all required questionnaires, assessments and submit all required documentation as specified in the How to Apply and Required Documents section.
The complete application package must be submitted by 11:59 PM (ET) on the closing date of the announcement to receive consideration. The application process is as follows:
Click the Apply Online button.
Answer the questions presented in the application and attach all necessary supporting documentation. As a reminder, your resume must be two pages or less and must support the specialized experience described in this announcement. Resumes exceeding two pages will be removed from consideration. For additional information, refer to the 'Required Documents' section. To preview the application questionnaire, click the following link: https://apply.usastaffing.gov/ViewQuestionnaire/12973012
Click the Submit Application button prior to 11:59 PM (ET) on 06/14/2026.
If you are required to complete any USA Hire Assessments, you will be notified after submitting your application. The notification will be provided in your application submission screen and via email. The notification will include your unique assessment access link to the USA Hire system and the completion deadline. Additionally, in USAJOBS you can click "Track this application" to return to your assessment completion notice.
Access USA Hire using your unique assessment link. Access is granted through your USAJOBS login credentials.
Review all instructions prior to beginning your assessments. You will have the opportunity to request a testing accommodation before beginning the assessments should you have a disability covered under the Rehabilitation Act of 1973 as amended.
Set aside about two (2) hours to take the USA Hire Assessments; however, most applicants complete the assessments in less time. If you need to stop the assessments and continue later, you can re-use your unique assessment link.
Your responses to the USA Hire Assessments will be reused for one year (in most cases) from the date you complete an assessment. If future applications you submit require completion of the same assessments, your responses will be automatically reused.
To update your application, including supporting documentation: During the announcement open period, return to your USAJOBS account, find your application record, and click Edit my application. This option will no longer be available once the announcement has closed.
To view the announcement status or your application status: Click on this: https://help.usajobs.gov/how-to/application/status. Your application status page is where you can view your application status, USA Hire assessment completion status, and review your notifications sent by the hiring agency regarding your application.
RG-W2R903 US ARMY ENGINEER DISTRICT-ST LOUIS
DO NOT MAIL
St. Louis, MO 63103
US
Next steps
If you provided an email address, you will receive an email message acknowledging receipt of your application. Your application package will be used to determine your eligibility, qualifications, and quality ranking for this position. If you are determined to be ineligible or not qualified, your application will receive no further consideration.
Based on your application and your responses to the application questionnaire, you may be presented with instructions on how to access the USA Hire system to complete the online assessments. The online assessments must be completed within 48 hours following the close of this announcement. You will have the opportunity to request a testing accommodation for the assessment should you have a disability covered under the Rehabilitation Act of 1973, as amended.
Fair and transparent
The Federal hiring process is set up to be fair and transparent. Please read the following guidance.
