• 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 Specialist, Cyber Intelligence

    L3Harris (Palm Bay, FL)
    …10 years of prior related experience. + DoD 8140 certification in good standing + Active TS /SCI US Security Clearance with Full Scope (FS) polygraph + Experience ... domains in the interest of national security. Job Title: Senior Specialist, Cyber Intelligence Job Code: 29561 Job Location:...29561 Job Location: Palm Bay, FL Job Description: Performs ISSO duties under the guidance of the Information System… more
    L3Harris (10/03/25)
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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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  • CSSO, Security Manager

    RTX Corporation (Tucson, AZ)
    …only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret At Raytheon, the foundation of everything we do is ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (10/26/25)
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  • Information System Security Manager (ISSM)…

    RTX Corporation (Westford, MA)
    …US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret Collins Aerospace is seeking an Information Systems Security ... Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is...obtain and sustain ATO on schedule, mentor a growing ISSO team, and keep our environment audit ready every… more
    RTX Corporation (10/09/25)
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  • Information System Security Manager (ISSM)

    KBR (Bethesda, MD)
    senior level agreements etc. Required Skills and Experience: + Security Clearance Requirements: Active TS /SCI and willingness to sit for a poly upon request. ... and milestones (POA&Ms). + Monitor system status updates and report to senior leadership. + Create monthly executive reports, vulnerability reports. + Monthly… more
    KBR (09/02/25)
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  • Risk Management Framework / Information Assurance…

    Leidos (Fort Belvoir, VA)
    …quickly to change + Good writing and verbal presentation skills + **_Active TS /SCI_** **Preferred Qualifications** + Past or current ISSM/ ISSO experience + ... Evaluates proposed changes or additions to the information system and advises senior site leadership of the security relevance. + Participates in internal/external… more
    Leidos (10/18/25)
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  • Information Systems Security Manager

    M. C. Dean (Vienna, VA)
    …requirements, including US Citizenship, for access to classified information; ** Active TS /SCI clearance required.** Responsibilities The Information System ... and incidents, reporting as necessary to both the Facility Security and Senior Program Managers. + Ensure alignment and effective collaboration among cybersecurity,… more
    M. C. Dean (09/13/25)
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  • Information Systems Security Engineer

    ManTech (Fort Meade, MD)
    …+ Experience with AWS Docker services and Kubernetes **Security Clearance Requirements:** + Active TS /SCI W/ Poly **Physical Requirements:** + Must be able to ... customer. As an ISSE you will provide support to senior ISSEs for implementing and enforcing information systems security...7+ years of experience as an ISSE, assisting with ISSO work or similar IT field roles on programs… more
    ManTech (09/06/25)
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