• Program Security Officer

    ManTech (Chantilly, VA)
    **MANTECH** is seeking a motivated, career and customer-oriented ** Program Security Officer 3 (PSO 3 )** to join our team at our **Chantilly, VA.** ... The Program Security Officer will assist the Senior Program Security Director in providing general security support for a multi-disciplined and… more
    ManTech (01/09/26)
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  • Program Security Officer

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented ** Program Security Officer 3 ** (PSO 3 ) to join our team in **Chantilly, VA.** ... a range of security issues and concerns to government and program security officers in different geographical locations + Provides classification management,… more
    ManTech (01/09/26)
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  • Armed Security Officer ( 3

    Allied Universal (Washington, DC)
    …impacts the communities and customers we serve. Allied Universal(R) is hiring an Armed Security Officer . The Armed Security Officer is responsible ... **Job ID:** 2025-1479974 **Location:** United States-District of Columbia-Washington DC **Job Category:** Security Officer , Armed Security , Part Time … more
    Allied Universal (11/20/25)
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  • Information Systems Security Officer

    Amentum (Columbia, MD)
    We are seeking an Information Systems Security Officer (ISSO) 3 for a prime contract that is based out of our Columbia, MD office. **Responsibilities:** + ... security policies, standards, and methodologies. + Maintain operational security posture for an information system or program... security posture for an information system or program to ensure information systems security policies,… more
    Amentum (11/12/25)
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  • Information Systems Security Officer

    ARSIEM (Annapolis Junction, MD)
    …to have an impact on every client you work with. ARSIEM seeks an Information Systems Security Officer 3 . This position will support one of our government ... security policies, standards, and methodologies. + Maintain operational security posture for an information system or program... security posture for an information system or program to ensure information systems security policies,… more
    ARSIEM (10/14/25)
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  • Information Systems Security Officer

    CACI International (Annapolis Junction, MD)
    Information Systems Security Officer - Level 3 Job Category: Security Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... **Desired:** + Familiarity with Network Security Services and Chief Information Security Officer processes and procedures. This position is contingent on… more
    CACI International (12/04/25)
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  • Information Systems Security Officer

    CACI International (Annapolis Junction, MD)
    Information Systems Security Officer (ISSO) Skill Level 3 Job Category: Security Time Type: Full time Minimum Clearance Required to Start: TS/SCI with ... Opportunity** * Support and maintain an organization's information assurance program , including the development, coordination, implementation, and enforcement of … more
    CACI International (12/31/25)
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  • Contract Program Security

    V2X (Columbia, MD)
    …18 months of hiring date. + Experience: + 2 - 4 years experience as a Contactor Program Security Officer or working knowledge of Program Security ... to others/offices. + Perform duties as the Top-Secret Control Officer including executing a TS accountability program ...Maintain access control rosters and establish a visitor control program giving guidance to the Access Control Security more
    V2X (01/06/26)
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  • Insider Threat Program Information System…

    Leidos (Washington, DC)
    …Digital Modernization Sector at Leidos currently has an opening for an Information System Security Officer (MID) supporting the HEITS Contract as part of the ... Department of Homeland Security (DHS) Insider Threat Program (ITP). This...the respective system owner, system administrator or Information System Security Officer (ISSO) to notify them that… more
    Leidos (12/08/25)
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  • Program Security Officer

    Leidos (Vienna, VA)
    **Description** The Program Security Officer (PSO)...this job requisition will remain open for at least 3 days with an anticipated close date of no ... review, coordination, and execution of a wide range of program security documentation. In addition, the position...earlier than 3 days after the original posting date as listed… more
    Leidos (12/04/25)
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