Government jobs in Maryland, USA – Apply for SUPERVISORY POLICE OFFICER (SERVICE & SUPPORT BRANCH CHIEF) Jobs at DEPARTMENT OF THE ARMY – Aberdeen proving Ground, MD. See the job description, requirements, and the link to apply.


About the Position: Serves as a senior Supervisory Police Officer (Service & Support Branch Chief) in the Aberdeen Proving Ground (APG) Police Department within the Directorate of Operations with the overall responsibility for the command and control for all law enforcement operations in a geographic area of responsibility on a major military installation.


  • Responsible for the operational status of all police officers and civilian employees assigned to the branch.
  • Involves in law enforcement, Police Desk, Police Records, Supply and Logistics, Information Technology, and Emergency Communications activities.
  • Performs duties as a supervisory federal police officer performing law enforcement duties in an area of exclusive federal jurisdiction.
  • Ensures that assigned personnel properly execute law enforcement duties for the installation.
  • Responsible for ensuring compliance, and enforcement of a full range of Federal, State, local laws, ordinances, rules and regulations as they pertain to law enforcement work, and the supervision of others engaged in such duties.
  • Recommends solutions and coordinates implementation of major changes in procedures, staffing, funding, organization and staffing.


Conditions of Employment

  • 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 and credit check are required.
  • This position is subject to the provisions of the Lautenberg Amendment. This act bans individuals convicted of misdemeanor domestic violence and certain others from possession or access to firearms or ammunition.
  • Two year trial/probationary period may be required.
  • The duties of this position meet the criteria for compliance with Federal and Department of the Army Drug Free Workplace Programs. Detection of the presence of drugs is warranted.
  • IAW AR 190-56, requirements of Individual Reliability Program apply. Employee and prospective employee of this job are expected to maintain a high standard of conduct.
  • Incumbent must be fully qualified to operate a government vehicle. Must possess and maintain a valid state drivers license. Loss of license may result in removal from the position.
  • This position requires rotating shift work to provide coverage on evenings, weekends, holidays, or special situations. Employee shifts are rotated on a regularly scheduled basis.
  • Incumbent must have successfully graduated from the United States Army Military Police School Civilian Police Academy.
  • A medical screening/examination is required in accordance with Army Regulation 190-56, Appendices B and C.
  • This position requires the incumbent to maintain physical conditioning and pass an annual physical agility test (PAT). Failure to meet the standards after the second attempt within a ninety-day period will result in separation.
  • This position is supervisory as defined by the Office of Personnel Management’s (OPM) General Schedule Supervisory Guide (GSSG). A one year probation to assess your ability to perform supervisory duties is required unless previously completed.
  • Incumbent must be able to successfully pass training, certification and qualification requirements related to law enforcement work functions as prescribed by policy, regulations or statutes.
  • Incumbent in this position is designated as Mission Essential (IAW DODI 3024.42 DTM 17-004) position during Inclement Weather Conditions or other designed/identified emergency conditions.
  • Incumbent is required to work overtime as directed and is subject to recall for emergency overtime.
  • Official Temporary Duty (TDY) up to 10% of the time may be required.
  • Incumbent is subject to possible civil and criminal action due to improper exercises of authority or injudicious use of force in the apprehension or detention of individuals.


Who May Apply: US Citizens

  • External Recruitment Military Spouse Preference
  • Interagency Career Transition Assistance Plan

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.

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.

Specialized Experience: One year of specialized experience equivalent to the GS-11 grade level in the Federal service which includes: 1) Leading or supervising employees in the area of law enforcement; 2) Coordinating developmental and training needs of employees; and 3) Enforcing laws, regulations, policies, standards or procedures in law enforcement.

You will be evaluated on the basis of your level of competency in the following areas:

  • Criminal Law
  • Leadership
  • Oral Communication
  • Written Communication


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.
  • Two 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.
  • 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) 19 – Physical Security and Law Enforcement position.
  • You may claim military spouse preference.
  • Multiple positions may be filled from this announcement.
  • Salary includes applicable locality pay or Local Market Supplement.
  • 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.
  • If you are unable to apply online or need to fax a document you do not have in electronic form, view the following link for information regarding an Alternate Application.
  • 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.
  • Information may be requested regarding the vaccination status of selectees for the purposes of implementing workplace safety protocols. For more information, visit

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. If you are minimally qualified, your résumé and supporting documentation will be compared against your responses to the assessment questionnaire to determine your level of experience. If, after reviewing your résumé and/or supporting documentation, a determination is made that you have inflated your qualifications and/or experience, you may lose consideration for this position. Please follow all instructions carefully when applying, errors or omissions may affect your eligibility.

You should list any relevant performance appraisals and incentive awards in your resume as that information may be taken into consideration during the selection process. If selected, you may be required to provide supporting documentation.

Basis for Rating: Qualified candidates will be assigned to one of three quality categories: Best Qualified, Highly Qualified and Qualified. Veteran preference eligibles are listed ahead of non-preference eligibles within each quality category.

  • Best Qualified. Candidates in this category possess exceptional skills and experience to exceed well above the minimum requirements for the announced position.
  • Highly Qualified. Candidates in this category possess good skills and experience above the minimum requirements for the announced position.
  • Qualified. Candidates in this category meet the minimum experience requirements for the announced position.

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 (External).

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 may be submitted in any format and must support the specialized experience described in this announcement.
  • 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 qualifications determinations your resume must contain hours worked per week and the dates of employment (i.e., HRS per week and month/year to month/year or month/year to present). If your resume does not contain this information, your application may be marked as incomplete and you may not receive consideration for this position.
  • For additional information see: What to include in your resume.

2. Other supporting documents:

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

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