• Counterintelligence Officer

    Leidos (Reston, VA)
    …missions, and valuing the work they do every day. We are actively seeking Counterintelligence (CI) Officers, **at all levels (1 to 20+ years of experience)** with a ... current **TS/SCI w/Polygraph,** to research, analyze, and investigate complex counterintelligence issues using a broad range of research methods and tools. The CI… more
    Leidos (01/14/26)
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  • Counterintelligence Officer

    Acclaim Technical Services (Mclean, VA)
    …continue making a critical impact on national security. We are actively seeking Counterintelligence (CI) Officers, at all levels (1 to 20+ years of experience) with ... a current TS/SCI w/Polygraph, to research, analyze, and investigate complex counterintelligence issues using a broad range of research methods and tools. The CI… more
    Acclaim Technical Services (12/18/25)
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  • Counterintelligence Officer

    Leidos (Reston, VA)
    …missions, and valuing the work they do every day. We are actively seeking Counterintelligence Officers at all levels (1 to 20+ years of experience) with a current ... relevant experience and a Bachelor's degree Level 2: requires 3 years of relevant experience and a Bachelor's degree...years of relevant experience and a Bachelor's degree Level 3 : requires 7 years of relevant experience and a… more
    Leidos (01/10/26)
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  • Information Systems Security Officer (ISSO)…

    V2X (Springfield, VA)
    …streamline logistics, and enhance readiness. Aligned around a shared purpose, our $ 3 .9B company and 16,000 people work alongside our clients, here and abroad, ... and professionalism. We are hiring a Information Systems Security Officer (ISSO) - active TS/SCI clearance to support our...clearance and the ability to obtain and maintain a Counterintelligence (CI) Polygraph. Responsibilities + What You'll Do +… more
    V2X (12/04/25)
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  • Network Watch Officer

    SAIC (Quantico, VA)
    …sustain, modernize, and transform the enterprise IT capabilities for the Defense Counterintelligence and Security Agency (DCSA). The National Security & Space Sector ... of SAIC is seeking a Network Watch Officer to support a transformational infrastructure program for DCSA....eligibility. * IAT-II Certification (ie, Security +, etc.) * 3 + years of experience with Fault and Performance monitoring… more
    SAIC (01/10/26)
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  • Network Watch Officer

    SAIC (Quantico, VA)
    …sustain, modernize, and transform the enterprise IT capabilities for the Defense Counterintelligence and Security Agency (DCSA). The National Security & Space Sector ... of SAIC is seeking a Incident Manager/Watch Officer to support a transformational infrastructure program for DCSA....+ IAT-II Certification (ie, Security +, etc.) + Three ( 3 ) or more years of experience with Fault and… more
    SAIC (12/11/25)
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  • Senior Information System Security Officer

    The MITRE Corporation (Mclean, VA)
    …Division (R300) is looking to fill a Senior Information Systems Security Officer position, with a focus on classified environments. The selected candidate will ... documentation. + Serve as the Senior Information Systems Security Officer (ISSO), maintaining operational security posture and ensuring compliance...related experience with a BS in Computer Science; or 3 years and a Master's degree; or a PhD;… more
    The MITRE Corporation (12/18/25)
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  • Contract SAP Security Officer

    The MITRE Corporation (Mclean, VA)
    …mission objectives. The CPSO/CSSO will: + Be listed as Contractor Program Security Officer (CPSO)/Contractor Special Security Officer (CSSO) of record for the ... requires a minimum of 5 years of related experience with a Bachelor's degree; or 3 years and a Master's degree; or a PhD with relevant experience who can immediately… more
    The MITRE Corporation (11/26/25)
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  • Staff Action Officer

    ANSER (Chantilly, VA)
    …in the impact of our service. Position Summary ANSER is seeking a Staff Action Officer to play a key role in the daily business operations of the National ... + Active Top Secret / Sensitive Compartmented Information (TS/SCI) clearance with Counterintelligence Polygraph. + Minimum of 5 years of experience in program or… more
    ANSER (01/06/26)
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  • Facilities Security Officer

    EMCOR Group (Springfield, VA)
    …service providers. **Job Summary** EMCOR Government Services is seeking a Facility Security Officer (FSO) to serve as the central focal point for Contractor security ... **Qualifications:** + Current FSO certification administered by the Defense Counterintelligence and Security Agency (DCSA); or possess equivalent certification from… more
    EMCOR Group (10/30/25)
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