PHYSICIST

This job is open to

Help

The public

U.S. Citizens, Nationals or those who owe allegiance to the U.S.

Duties

Help

Participates in developing radiation safety policies and procedures for the organization.
Reviews, advises, and provides guidance on the full range of radiation safety matters related to the organization.
Advise on all physical, mechanical, electrical, computer, automation and radiation safety aspects.
Oversee and analyze quality control testing of radiation; detecting and measuring equipment.
Perform all required studies, testing and analysis of imagery acquisition and delivery systems are functioning at optimum level.
Investigate malfunctions and operational difficulties and formulate solutions and corrective actions.

Requirements

Help

Conditions of employment

Selectees will be required to sign a statement (Condition of Employment) consenting to seasonal influenza vaccinations or must provide a recognized exemption.
Must be able to obtain and maintain current Basic Life Support (BLS) certification through the American Red Cross or American Heart Association. Advanced certification (e.g., ALS) does not supersede BLS.
Position is designated as Mission Essential. The incumbent will be required to report to work during times of contingency operations, natural disasters, extreme weather or other emergency situations.
Appointment may be subject to a suitability or fitness determination, as determined by a completed background investigation.
A Personnel Security Investigation is required.
A pre-placement medical examination is required.
Moderate to heavy lifting up to 45 pounds may be required.
Immunization screening is required. Hepatitis B immunization is required for all positions with direct patient contact. Applicants may be required to show proof of other immunizations depending on the type of position.

Qualifications

Who May Apply: US Citizens

In order to qualify, you must meet the education and 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 Physicist:

A. Degree: Bachelor's degree (or higher degree) in physics, or related degree that included at least 24 semester hours in physics. 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

B. Combination of Education and Experience: Courses equivalent to a major in physics totaling at least 24 semester hours, plus appropriate experience or additional education. 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.

Specialized Experience: In addition to meeting the basic requirement above, to qualify for this position you must also meet the one year of specialized experience which includes work that involves ionizing and/or optical radiation, researching and development, and identifying and solving problems in a laboratory environment. This definition of specialized experience is typical of work performed at the next lower grade/level position in the federal service (GS-12).

Some federal jobs allow you to substitute your education for the required experience in order to qualify. For this job, 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: http://www.ed.gov/about/offices/list/ous/international/usnei/us/edlite-visitus-forrecog.html.

Additional information

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.
One year trial/probationary period may be required.
Direct Deposit of Pay is required
Selection is subject to restrictions resulting from Department of Defense referral system for displaced employees.
Recruitment or relocation incentives MAY be authorized for highly qualified candidates.
Multiple positions may be filled from this announcement.
Salary includes applicable locality pay or Local Market Supplement.
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.
Payment of Permanent Change of Station (PCS) costs is not authorized, based on a determination that a PCS move is not in the Government interest.
Position is designated as Mission Essential. The incumbent will be required to report to work during times of contingency operations, natural disasters, extreme weather or other emergency situations.
This position is designated as Emergency Essential. You may be required as a condition of employment to take the series of anthrax vaccine immunizations to include annual boosters. May include other immunizations that may be required for this position/for a position you may fill as an emergency essential alternate. Failure to take immunizations may lead to your removal from position or separation from Federal service. Position is considered essential to support DoDs mobilization and wartime mission during periods of increasing tension or mobilization. Position is considered emergency essential because (1) No qualified and immediate replacement exists; (2) having it vacant would/impair effective operation of essential military support system/adversely impact combat mission of deployed forces. Failure to remain in your position may result in separation for the efficiency of the Federal Service, (Ch 75 Title 5 USC; FPM Ch. 752).
Position is designated as Inclement Weather Essential. The incumbent must make every attempt to report for work on time and/or remain on duty during severe weather conditions.

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.

How you will be evaluated

You will be evaluated for this job based on how well you meet the qualifications above.

Once the announcement has closed, a review of your application package (resume, supporting documents, and responses to the questionnaire) will be used to determine whether you meet the qualification requirements listed on this announcement. Please follow all instructions carefully when applying, errors or omissions may affect your eligibility.

If, after reviewing your resume and/or supporting documentation, a determination is made that you have inflated your qualifications and/or experience, you may lose consideration for this position.

Veterans and Military Spouses will be considered along with all other candidates.

Required Documents

Help

The documents you are required to submit vary based on whether or not you are eligible for preference in federal employment. A complete description of preference categories and the associated required documents is in the Applicant Checklist for Public 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.
For additional information, to include formatting tips, see: What to include in your resume.

2. Other supporting documents:

Cover Letter, optional
Most recent Performance Appraisal, if applicable
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.

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:

Education must be accredited by an accrediting institution recognized by the U.S. Department of Education in order for it to be credited towards qualifications. Therefore, provide only the attendance and/or degrees from schools accredited by accrediting institutions recognized by the U.S. Department of Education.

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.

Help

To apply for this position, you must complete the online questionnaire and submit the documentation specified in the Required Documents section below.

The complete application package must be submitted by 11:59 PM (EST) on 05/29/2026to receive consideration.
To begin, click Apply to access the online application. You will need to be logged into your USAJOBS account to apply. If you do not have a USAJOBS account, you will need to create one before beginning the application (https://apply.usastaffing.gov/ViewQuestionnaire/12968917).
Follow the prompts to select your resume and/or other supporting documents to be included with your application package. 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.
You will have the opportunity to upload additional documents to include in your application before it is submitted. Your uploaded documents may take several hours to clear the virus scan process.
After acknowledging you have reviewed your application package, complete the Include Personal Information section as you deem appropriate and click to continue with the application process.
You will be taken to the online application which you must complete in order to apply for the position. Complete the online application, verify the required documentation is included with your application package, and submit the application. Your resume selected in USAJOBS will be included, but you must re-select other documents from your USAJOBS account or your application may be incomplete.
It is your responsibility to verify that your application package (resume, supporting documents, and responses to the questionnaire) is complete, accurate, and submitted by the closing date. Uploaded documents may take up to one hour to clear the virus scan.
Additional information on how to complete the online application process and submit your online application may be found on the USA Staffing Applicant Resource Center.

To verify the status of your application, log into your USAJOBS account (https://www.usajobs.gov/applicant/profile/dashboard/), all of your applications will appear on the Welcome screen. The Application Status will appear along with the date your application was last updated. For information on what each Application Status means, visit: https://help.usajobs.gov/how-to/application/status.

Agency contact information

Army Applicant Help Desk

Website: https://portal.chra.army.mil/hr_public?id=app_inq

Address: JT-DD83DB CENTRAL DHN - BROOKE
DO NOT MAIL
Fort Sam Houston, TX 78234
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.

Required Documents

Help

The documents you are required to submit vary based on whether or not you are eligible for preference in federal employment. A complete description of preference categories and the associated required documents is in the Applicant Checklist for Public 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.
For additional information, to include formatting tips, see: What to include in your resume.

2. Other supporting documents:

Cover Letter, optional
Most recent Performance Appraisal, if applicable
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.

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:

Education must be accredited by an accrediting institution recognized by the U.S. Department of Education in order for it to be credited towards qualifications. Therefore, provide only the attendance and/or degrees from schools accredited by accrediting institutions recognized by the U.S. Department of Education.

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.

How to Apply

Help

To apply for this position, you must complete the online questionnaire and submit the documentation specified in the Required Documents section below.

The complete application package must be submitted by 11:59 PM (EST) on 05/29/2026to receive consideration.
To begin, click Apply to access the online application. You will need to be logged into your USAJOBS account to apply. If you do not have a USAJOBS account, you will need to create one before beginning the application (https://apply.usastaffing.gov/ViewQuestionnaire/12968917).
Follow the prompts to select your resume and/or other supporting documents to be included with your application package. 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.
You will have the opportunity to upload additional documents to include in your application before it is submitted. Your uploaded documents may take several hours to clear the virus scan process.
After acknowledging you have reviewed your application package, complete the Include Personal Information section as you deem appropriate and click to continue with the application process.
You will be taken to the online application which you must complete in order to apply for the position. Complete the online application, verify the required documentation is included with your application package, and submit the application. Your resume selected in USAJOBS will be included, but you must re-select other documents from your USAJOBS account or your application may be incomplete.
It is your responsibility to verify that your application package (resume, supporting documents, and responses to the questionnaire) is complete, accurate, and submitted by the closing date. Uploaded documents may take up to one hour to clear the virus scan.
Additional information on how to complete the online application process and submit your online application may be found on the USA Staffing Applicant Resource Center.

To verify the status of your application, log into your USAJOBS account (https://www.usajobs.gov/applicant/profile/dashboard/), all of your applications will appear on the Welcome screen. The Application Status will appear along with the date your application was last updated. For information on what each Application Status means, visit: https://help.usajobs.gov/how-to/application/status.

Agency contact information

Army Applicant Help Desk

Website: https://portal.chra.army.mil/hr_public?id=app_inq

Address: JT-DD83DB CENTRAL DHN - BROOKE
DO NOT MAIL
Fort Sam Houston, TX 78234
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.