Interdisciplinary Job in Aberdeen Proving Ground, MD

Vacancy No. MCGT-26-13061403-DHA Department U.S. Army Chemical Materials Activity
Salary $121,785.00 to $158,322.00 Grade 13 to 13
Perm/Temp Temporary FT/PT Full-time
Open Date 9/17/2026 Close Date 9/24/2026
Job Link Apply Online Who may apply Status Candidates
Locations:
Aberdeen Proving Ground, MD


Interdisciplinary

Department of the Army
U.S. Army Chemical Materials Activity

Summary

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

About the Position: Position serves as Interdisciplinary for Chemical Materials Activity in Aberdeen Proving Ground, MD. Authority does not include provision for non-competitive conversion.

Duties

  • Provide engineering principles and scientific concepts related to the chemical material operations and destruction processes.
  • Manage complex technical projects.
  • Conduct detailed analyses of equipment and chemical process systems.
  • Collaborate effectively with diverse technical, regulatory, and operational stakeholders.
  • Train personnel on specified equipment and process.
  • Evaluate contractor proposals.
  • Apply sound engineering judgment.

Requirements

Conditions of employment

  • Appointment may be subject to a suitability or fitness determination, as determined by a completed background investigation.
  • This position requires the incumbent be able to obtain and maintain a determination of eligibility for a Secret security clearance or access for the duration of employment. A background investigation is required.
  • This position requires the incumbent to wear safety shoes and walk over uneven surfaces.
  • This position requires the incumbent to have the ability to wear a gas mask for escape only purposes.
  • This position has a Temporary Duty (TDY) or business travel requirement of 25% of the time.
  • This is a term position intended to last 13 months. Employee is subject to sign Statement of Understanding (SOU).

Qualifications

Who May Apply: US Citizens

In order to qualify, you must meet the 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 Engineer:

A. Degree: Bachelor's degree (or higher degree) in engineering. To be acceptable, the program must: (1) lead to a bachelor's degree (or higher degree) in a school of engineering with at least one program accredited by the Accreditation Board for Engineering and Technology (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.

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:

1. 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.
2. 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, or Puerto Rico.
3. 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 A above. The courses must be fully acceptable toward meeting the requirements of an engineering program.
4. 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 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.

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 equivalent to at least the GS-12 grade level in the Federal service which includes: preparing work plans and establishing guidelines; utilizing basic engineering techniques, processes, and procedures; defining technical and environmental goals; preparing schedules; and preparing and coordinating systems analysis. This definition of specialized experience is typical of work performed at the next lower grade/level position in the federal service (GS-12).

Education

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.

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.
  • This position requires a 1 year probationary period during 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.
  • 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) Construction, Engineering, Infrastructure Career Field position.
  • Multiple positions may be filled from this announcement.
  • Salary includes applicable locality pay or Local Market Supplement.
  • 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.
  • Term Appointment NTE - Position may be filled as a Term Appointment NTE 13 months. Term appointments may be extended beyond of six (6) years, up to eight (8) years. With DoD approval, Term appointments may be extended beyond eight (8) years.
  • Current permanent Federal employees (to include permanent Army employees) applying for a Termappointment will be appointed/converted into a Term appointment with no statutory return rights back to a permanent position.
  • A current Army employee with personal competitive status accepts a time-limited appointment (such as term or temporary appointment), the Army employee forfeits their permanent status and becomes subject to the provisions of the term or temporary appointment. Permanent employees who accept time-limited appointments will not have placement rights to the previously held permanent position at the end of the time-limited appointment. Employees who accept such time-limited appointment opportunities will be required to sign a statement of understanding.
  • This is a Direct Hire Authority (DHA) solicitation utilizing the DHA for Certain Personnel of the DoD Workforce to recruit and appoint qualified candidates to positions in the competitive service. Authority does not include provision for non-competitive conversion.

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.

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 09/24/2026 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
GT-W6ERAA US ARMY CHEMICAL MATERIALS ACTIVITY
DO NOT MAIL
Aberdeen Proving Ground, MD 21005
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.

U.S. Army Chemical Materials Activity

Civilian employees serve a vital role in supporting the Army mission. They provide the skills that are not readily available in the military, but crucial to support military operations. The Army integrates the talents and skills of its military and civilian members to form a Total Army.

Agency contact information

Army Applicant Help Desk
Website
https://portal.chra.army.mil/hr_public?id=app_inq
Address
GT-W6ERAA US ARMY CHEMICAL MATERIALS ACTIVITY
DO NOT MAIL
Aberdeen Proving Ground, MD 21005
US