U.S. Coast Guard · Martinsburg, WV · posted Nov 6, 2026
Mariner Credentialing Compliance Investigator
$85K to $111K a year
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This vacancy is for a GS - 1801 - 11, Mariner Credentialing Compliance Investigator located in the Department of Homeland Security, U.S. Coast Guard, NMC COMPLIANCE INVESTIGATIONS STAFF in MARTINSBURG, West Virginia.
You will serve as a Mariner Credentialing Compliance Investigator and be responsible for performing as a subject matter expert for all investigations involving the Mariner Credentialing Program (MCP), providing direct support to other field investigators involved in MCP related investigations, and is responsible for conducting field level investigations involving fraudulent activity or other derogatory suitability actions committed by an applicant or a credentialed merchant mariner seeking to obtain, renew or upgrade a Merchant Mariner Credential (MMC) or Medical Certificate..
Being a Coast Guard civilian makes you a valuable member of the Coast Guard team. Typical work assignments include: Conduct complex administrative investigations and support criminal investigations related to the program within designated boundaries Collect evidence, document, track, and secure it according to established procedures Receive and follow-up on leads and determine their relevance and validity to potential program violations Write investigative reports and present findings to supervisors and relevant authorities Develop and present evidence to support administrative and legal proceedings 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. Reasonable Accommodation Information
To qualify at the GS-11 grade level, your resume must demonstrate at least one (1) full year of specialized experience equivalent to at least the GS-09 grade level in the federal sector. Specialized experience is experience that has equipped you with the ability, skill, and knowledge to successfully perform the duties of this position and is typically in or related to this line of work. Examples of specialized experience include performing the following types of tasks on a regular basis. investigating fraudulent activity (e.g. insurance, accounting, timekeeping, and documentation fraud) gathering and analyzing information communicating effectively both orally and in writing, including drafting investigative reports planning and organizing investigative workflow NOTE: All experience statements (i.e., duties, specialized experience, or related applicable assessment) copied from this announcement and pasted into your resume will not be considered as a demonstration of your qualifications for this position.
NOTE: Education cannot be substituted for experience at this grade level. National Service Experience (i.e., volunteer experience): 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). Volunteer work helps build critical competencies, knowledge, and skills and can provide valuable training and experience that translates directly to paid employment.
You will receive credit for all qualifying experience, including volunteer experience.
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