Physical Scientist (Environmental) Job in Fort Knox, KY

Vacancy No. MCFS-26-12921497-DHA Department United States Army Installation Management Command
Salary $74,678.00 to $97,087.00 Grade 11 to 11
Perm/Temp Permanent FT/PT Full-time
Open Date 3/25/2026 Close Date 4/6/2026
Job Link Apply Online Who may apply Public
Locations:
Fort Knox, KY


Summary

This is a Direct Hire Authority (DHA) solicitation utilizing the DHA for Certain Personal of the DoD workforce to recruit and appoint qualified candidates to positions in the competitive service.

About the Position: Works as a Physical Scientist with the Environmental Division of the Directorate of Public Works.

This job is open to

The public

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

Duties

  • Serves as physical or biological scientist with responsibility for planning, developing, measuring, analyzing, and describing Solid and Hazardous Waste resources.
  • Resolves issues by personal decision or through contact with higher headquarters, other governmental agencies, etc.
  • Prepares studies, briefing charts, reports, correspondence, etc. on various technical and administrative matters pertaining to the program and presents briefings.
  • Identifies and analyzes generated waste streams at the point of generation and determines waste identification and profiling of the waste streams.
  • Performs field inspections of activities for compliance and monitors condition and operation of various support equipment and instrumentation.

Requirements

Conditions of employment

  • Appointment may be subject to a suitability or fitness determination, as determined by a completed background investigation.
  • May be required to serve a one-year probationary period.
  • This position may require the employee to work under adverse environmental conditions.
  • Must possess or obtain and maintain a valid state driver's license, and any installation, DOD and/or Federal license or certification required for vehicle operated.
  • Required to submit a Confidential Financial Disclosure Report, OGE-450, (5CFR Part 2634, Subpart I Confidential Financial Disclosure Reports) upon entering the position and annually.
  • Incumbent must be proficient in the use of desk top computers and common software to include database, word processing, presentation/publication, electronic mail and internet.

Qualifications

Who May Apply: US Citizens

In order to qualify, you must meet the 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 Physical Scientist:

A. Degree:
Bachelor's degree (or higher degree) in physical science, engineering, or mathematics that included 24 semester hours in physical science and/or related engineering science such as mechanics, dynamics, properties of materials, and electronics.

OR

B. Combination of Education and Experience: Courses equivalent to one of the majors, as shown in A above, that included at least 24 semester hours in physical science and/or related engineering science, plus appropriate experience or additional education.

In addition to meeting the basic requirement above, to qualify for this position you must also meet the qualification requirements listed below:

Specialized Experience: One year of specialized experience which include 1) Managing one or more environmental programs (i.e. Resource Conservation and Recovery Act, Clean Air Act, Pollution Prevention Act or Water Pollution Control Act) ; 2) Developing program guidance for implementation throughout the installation and/or serviced area ; and 3) Preparing environmental documents for an organization. This definition of specialized experience is typical of work performed at the second lower grade/level position in the federal service (GS-09).

OR

Education: Ph.D. or equivalent doctoral degree or 3 full years of progressively higher level graduate education leading to such a degree in a field which demonstrates the knowledge, skills, and abilities necessary to do the work of the position, such as: Physical Science or Environmental Engineering.

OR

Combination of Education and Experience: A combination of education and experience may be used to qualify for this position as long as the computed percentage of the requirements is at least 100%. To compute the percentage of the requirements, divide your total months of experience by 12. Then divide the total number of completed graduate semester hours (or equivalent) beyond the second year (total graduate semester hours minus 36) by 18. Add the two percentages.



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

  • 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.
  • 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(n) Engineers & Scientists (Non-construction) Career Field 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.
  • Recruitment, Relocation, and Retention Incentives may be authorized.
  • Student Loan Repayment Program may be authorized.
  • Salary negotiations for candidates new to Federal service may be authorized.
  • Credit for prior non-Federal experience and certain military service for leave accrual rates MAY be authorized, but must be established prior to entry on duty.

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.

Review our 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.

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.

You may claim Priority Placement Program (PPP) preference.

DoD Priority Placement Program (PPP) Applicants will receive preference consideration at the full-performance grade level only.

Only PPP applicants currently occupying a formal training program position are entitled to exercise their priority status.

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

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

Required Documents

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

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

The complete application package must be submitted by 11:59 PM (EST) on 04/06/2026 to receive consideration

  • 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
FS-W6CDAA US ARMY IMCOM-USAG FT KNOX
DO NOT MAIL
Fort Knox, KY 40121
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 (as applicable) for this position. If you are determined to be ineligible or not qualified, your application will receive no further consideration.