• Lead Information System Security Officer…

    General Dynamics Information Technology (Mclean, VA)
    …of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** ... a US Citizen. * **Security clearance level:** Must possess a current and active TS / SCI with Polygraph . * **Certification:** Current, active DoD 8140… more
    General Dynamics Information Technology (12/15/25)
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  • ISSO - TS / SCI

    General Dynamics Information Technology (Chantilly, VA)
    …of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** ... Cyber and IT Risk Management **Skills:** ISSO ,RMF,System Security **Experience:** 8 + years of related experience...respectful, dependable, takes initiative + **Security Clearance Level** : Top Secret / SCI with Polygraph more
    General Dynamics Information Technology (12/11/25)
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  • Information Systems Security Officer…

    V2X (Springfield, VA)
    …responsibility, and professionalism. We are hiring a Information Systems Security Officer ( ISSO ) - active TS / SCI clearance to support our government ... required to be onsite. The position requires an active Top Secret / SCI clearance and the...Polygraph . Responsibilities + What You'll Do + The Information Systems Security Officer ( ISSO ) ensures the… more
    V2X (12/04/25)
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  • Information System Security Officer…

    General Dynamics Information Technology (Mclean, VA)
    …of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** ... change, lead our change - join us! **HOW AN ISSO WILL MAKE AN IMPACT** + Provide information...reports and security plans + **Security Clearance Level** : TS / SCI with active polygraph +… more
    General Dynamics Information Technology (12/23/25)
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  • Cyber Security Trainer - TS / SCI

    General Dynamics Information Technology (Mclean, VA)
    …of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** ... the client with necessary timeliness, accuracy and security of information demanded from all our highly professional roles. Be...+ **Required Experience** : 8+ yrs + **Clearance** : TS / SCI with Polygraph + **Required… more
    General Dynamics Information Technology (01/14/26)
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  • Information Systems Security Engineer…

    General Dynamics Information Technology (Mclean, VA)
    …of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** ... Cyber and IT Risk Management **Skills:** Computer Security, Information Assurance,Open-Source,Operating Systems (OS) **Experience:** 5 + years of related experience… more
    General Dynamics Information Technology (01/02/26)
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  • Cloud Migration - TS / SCI w/…

    General Dynamics Information Technology (Bethesda, MD)
    …of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** ... and tomorrow is smarter. Our work depends on an ISSO joining our highly skilled team to be a...the client with necessary timeliness, accuracy and security of information demanded from all our highly professional roles. Be… more
    General Dynamics Information Technology (01/02/26)
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  • Information System Security Officer…

    General Dynamics Information Technology (Bethesda, MD)
    …of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** ... write technical analysis reports and security plans + **Security Clearance Level** : TS / SCI with active polygraph + **Preferred Certifications:** + CompTIA… more
    General Dynamics Information Technology (01/02/26)
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  • Cybersecurity Analyst (Risk Management Framework)…

    General Dynamics Information Technology (Sterling, VA)
    …of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** ... typical day may include: + Acting as an appointed Information System Security Officer ( ISSO ) for IC...production under an ATO **What you'll need:** + Active TS / SCI clearance and ability to obtain and… more
    General Dynamics Information Technology (01/13/26)
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  • VMWare Engineer - TS / SCI

    General Dynamics Information Technology (Sterling, VA)
    …of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** ... both technical and administrative components. + Collaborate with the Information System Security Officer ( ISSO ) to secure...and system design documentation. WHAT YOU'LL NEED: + Active TS / SCI clearance and ability to obtain and… more
    General Dynamics Information Technology (01/06/26)
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  • Information System Security Officer…

    General Dynamics Information Technology (Bethesda, MD)
    …a closely related discipline) + **Required Experience** : 8+ yrs + **Clearance** : TS / SCI with Polygraph + **Desired Technical Skills:** + Demonstrated ... your opportunity to make a personal impact as an Information System Security Officer ( ISSO ) supporting customer...security policies and guidance. + **Security Clearance Level** : TS / SCI with active polygraph +… more
    General Dynamics Information Technology (12/19/25)
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  • RMF Cybersecurity Analyst - TS / SCI

    ENS Solutions (Washington, DC)
    …work both independently and as a member of a team + Must possess an Active Top Secret / SCI Clearance with the ability to obtain a counter-intelligence ... Authority to Operate (ATO). + Acting as an appointed Information System Security Officer ( ISSO ) for IC...2+ years of experience. + Minimum of 3-years IC ( SCI ) RMF Assessment and Authorization (A&A) experience and the… more
    ENS Solutions (12/19/25)
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  • ISSO

    SAIC (Chantilly, VA)
    …or more experience. (Education can be substituted for experience in lieu of degree.) + **Active Top Secret / SCI with Polygraph .** + **DoD 8570 IAT Level ... **Description** SAIC is seeking an ** Information Systems Security Officer ( ISSO )** to...is seeking an ** Information Systems Security Officer ( ISSO )** to provide critical cybersecurity governance, compliance, and security… more
    SAIC (12/20/25)
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  • Senior Information System Security Officer…

    KBR (Chantilly, VA)
    …DISA STIGs and SRGs + Excellent oral and written communication skills Security Clearance: Active TS / SCI with Polygraph Belong, Connect and Grow at KBRAt KBR, ... Title: Senior Information System Security Officer ( ISSO ) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering… more
    KBR (01/14/26)
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  • Sr. Information Systems Security Officer…

    Themis Insight (Laurel, MD)
    …MD. Position location is subject to change based on central MD client's needs. Required: TS / SCI with a Polygraph About: In this position, you will provide ... expertise to every case. We are hiring a Sr. Information Systems Security Officer ( ISSO ) to work...Technology Risk Management Framework (NIST RMF). The Level 2 Information Systems Security Officer ( ISSO ) shall possess… more
    Themis Insight (12/30/25)
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  • Information Systems Security Officer…

    CACI International (Sterling, VA)
    Information Systems Security Officer ( ISSO ) Job...Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: ... latest security trends, technologies, and threats **Qualifications:** + Must have current TS / SCI with poly + University Degree (BA/BS) or equivalent experience… more
    CACI International (10/25/25)
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  • Information Systems Security Officer…

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …to 5 years of experience. * Security Clearance: Candidates must possess an active TS / SCI clearance with polygraph . * Technical Expertise: Strong knowledge of ... ** Information Systems Security Officer ( ISSO ), Journeyman**...relevant regulations. ISSOs play a critical role in protecting sensitive data and maintaining the overall security posture of… more
    CGI Technologies and Solutions, Inc. (12/16/25)
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  • Information System Security Officer…

    KBR (Chantilly, VA)
    Title: Information System Security Officer ( ISSO ) - Junior...years of experience + 2 years of experience + TS / SCI with polygraph ; ability to obtain ... contract award KBR is seeking a highly motivated and career-oriented Information System Security Officer ( ISSO ) - Junior to join our team supporting a government… more
    KBR (11/21/25)
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  • Senior Information System Security Officer

    The MITRE Corporation (Mclean, VA)
    …RMF, NIST SP 800-53, J-SIG, STIGs, and SCAP Compliance Checker. + Experience supporting Sensitive Compartmented Information ( SCI ) and/or Special Access ... and Security Controls Traceability Matrix (SCTM). As the senior ISSO , maintain operational security posture to ensure information...combination of related education and work experience. + Active Top Secret clearance with SCI more
    The MITRE Corporation (12/18/25)
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  • Security Control Assessor (SCA) I

    General Dynamics Information Technology (Arlington, VA)
    …of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** ... actions to address identified vulnerabilities. Responsibilities will cover Collateral, Sensitive Compartmented Information ( SCI...- within 6 month of hire **Security Clearance:** + TS / SCI + Must be willing to submit… more
    General Dynamics Information Technology (01/14/26)
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