• Information System Security Officer - TS

    General Dynamics Information Technology (Bethesda, MD)
    …and developing relevant security policies and guidance. + **Security Clearance Level** : TS /SCI with active polygraph + **Location** : Bethesda, MD - On ... a personal impact as an Information System Security Officer ( ISSO ) supporting customer activities. GDIT is your place to...+ **Required Experience** : 8+ yrs + **Clearance** : TS /SCI with Polygraph + **Desired Technical Skills:** + Demonstrated… more
    General Dynamics Information Technology (09/20/25)
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  • RMF Cybersecurity Analyst - TS /SCI with CI…

    ENS Solutions (Washington, DC)
    …to 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 ... to Operate (ATO). + Acting as an appointed Information System Security Officer ( ISSO ) for IC cyber systems being developed by the engineering team. + Reporting,… more
    ENS Solutions (09/20/25)
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  • Senior Information System Security Officer-…

    Amentum (Fort Meade, MD)
    …Process (NISCAP) and DoD Risk Management Framework (RMF). **Clearance Required:** + Active TS /SCI with Polygraph **Minimum Education:** + Bachelor's Degree in ... of Experience:** + Minimum of seven plus (7+) years of experience as an ISSO supporting IC or DoD programs and contracts of similar scope, type, and complexity.… more
    Amentum (09/28/25)
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  • Senior Information System Security Officer

    The MITRE Corporation (Mclean, VA)
    …degree; or a PhD; or equivalent combination of related education and work experience. + Active Top Secret clearance with SCI eligibility. Ability to obtain ... packages, and Security Controls Traceability Matrix (SCTM). As the senior ISSO , maintain operational security posture to...candidate to have a minimum of the following clearance(s): Top Secret This requisition requires the hired… more
    The MITRE Corporation (10/25/25)
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  • Cleared Senior Information Systems Security…

    Virtual Service Operations (Lorton, VA)
    …+ Travel: o Up to 10% + Security Clearance: Active Top Secret with SCI....to travel up to 10% + Must possess an active TS / SCI clearance or above + ... Cleared Senior Information Systems Security Engineer (ISSE) L4 *...with technologies such asePO, Splunk, ACAS, Azure Automation, STIG/SCAP, Active Directory, and Azure security servicesto secure enterprise environments… more
    Virtual Service Operations (10/04/25)
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  • Senior Information System Security Officer

    Zantech (Washington, DC)
    …Security Clearance: + US Citizenship and the ability to obtain and maintain an active Top Secret /SCI or higher clearance, per contract requirements. ... response activities for assigned systems + Provide cybersecurity guidance to senior leadership + Mentor junior ISSO staff + Works across all active call… more
    Zantech (09/25/25)
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  • Senior Information Systems Security Officer…

    Leidos (Annapolis Junction, MD)
    …**This position is eligible for a 15k sign on bonus!** **Job Summary:** The ** Senior ISSO ** plays a vital role in securing and maintaining the integrity ... **Leidos** has a new and exciting opportunity for a ** Senior Information Systems Security Officer ( ISSO )** in...CISSP, or Associate). + **Clearance Requirement:** **Must hold an active TS /SCI with Polygraph.** **KQW** **conmd** Come… more
    Leidos (09/02/25)
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  • Senior Information System Security Officer

    ManTech (Washington, DC)
    …Science, Cybersecurity, or other cyber discipline **Clearance Requirements:** + Must have a current/ active Top Secret security clearance with eligibility to ... **MANTECH** seeks a motivated, career and customer-oriented ** Senior Information System Security Officer ( ISSO )**...and customer-oriented ** Senior Information System Security Officer ( ISSO )** to join our team in **Washington, DC** .… more
    ManTech (10/18/25)
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  • Senior Information Systems Security Officer…

    Leidos (Fort Meade, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Senior Information Systems Security Officer ( ISSO ) in our **National Security Sector's (NSS) ... of IAM Level I is required. + **Security Clearance requirement:** Must possess active ** TS /SCI with polygraph** clearance conmd NSSPF At Leidos, we don't… more
    Leidos (10/16/25)
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  • Senior System Administrator

    Synergy ECP (Columbia, MD)
    Senior System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Company Description: Synergy ECP is a Service Disabled ... security hardening, patching, and monitoring status. Position also will support ISSO and ISSEs in obtaining and maintaining security certification and accreditation.… more
    Synergy ECP (10/15/25)
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