• ISSO / ISSE , TS / SCI

    General Dynamics Information Technology (Bethesda, MD)
    …ID:** RQ211291 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... your opportunity to make a personal impact as an ISSO / ISSE supporting customer activities. GDIT is your...security policies and guidance. + **Security Clearance Level** : TS / SCI with active polygraph + **Location** :… more
    General Dynamics Information Technology (12/11/25)
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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 II or ... **Description** SAIC is seeking an ** Information Systems Security Officer ( ISSO )** to...of Information Security experience. Preferrable as an ISSO , ISSE , or DAOR.** + **Demonstrated experience… more
    SAIC (12/20/25)
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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 ... combination of related education and work experience. + Active Top Secret clearance with SCI ...and policy changes. + Previous experience operating as a SCI /SAP ISSO , ISSE , System Administrator,… more
    The MITRE Corporation (12/18/25)
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  • Senior Cyber Risk Manager (Splunk Engineer)

    The MITRE Corporation (Mclean, VA)
    …or a PhD; or equivalent combination of related education and work experience. + Active Top Secret clearance with SCI eligibility. Ability to obtain and ... and policy changes. + Previous experience operating as a SCI /SAP ISSO , ISSE , System Administrator,...year from the date of hire, the following clearance(s): Top Secret / SCI Work Location Type:… more
    The MITRE Corporation (11/08/25)
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  • Senior Information System Security Engineer

    General Dynamics Information Technology (Reston, VA)
    …ID:** RQ210603 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... security indoctrination with any necessarycertifications. + Security Clearance Level: TS / SCI and CI Poly + Experience with:...solving, team player + Preferred Skills: Experience as an ISSO , ISSM, ISSE , or Security Controls Assessor.… more
    General Dynamics Information Technology (11/21/25)
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  • Information Systems Security Engineer…

    Nightwing (Sterling, VA)
    …work schedules, a peer recognition and reward system, and performance-based bonuses ** Information Systems Security Engineer ( ISSE ) (Open)** Nightwing seeks a ... cybersecurity professional to serve as an ISSE in Sterling, VA. The ISSE will...and thrive in a fast-paced environment **Required Skills** + TS / SCI with Poly Clearance Required + Experience… more
    Nightwing (11/25/25)
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  • National Security Sector Referrals

    Leidos (Reston, VA)
    …Engineer + Reverse Engineer/Embedded Engineer + Systems Administration - Linux + Information Security Systems Engineer/Officer ( ISSE / ISSO ) + Data Scientist ... of a degree + Clearance Preferred (and commonly required): TS / SCI with Polygraph. At **Leidos** , we...the fiscal year ended January 3, 2025. For more information , visit www.Leidos.com . **Pay and Benefits** Pay and… more
    Leidos (10/18/25)
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  • Cyber Security Analyst

    ManTech (Herndon, VA)
    information security protocols to drive tasking and ensure compliance + ISSE / ISSO tasking in support of documenting and navigating the customer's ... response and digital forensics processes **Clearance Requirements:** + Must have active TS / SCI with Polygraph **Physical Requirements:** + Must be able to… more
    ManTech (11/22/25)
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  • Information Systems Security Engineer

    TekSynap (Chantilly, VA)
    …of the ISSO role, the recommendations comply with the Federal Information Security Modernization Act (FISMA), and in accordance with NIST (National Institute of ... as well as developing waivers, exceptions, and risk acceptance documents for information system vulnerabilities. + Coordinates with engineering ISSE and system… more
    TekSynap (12/06/25)
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