• Information System Security Officer - TS/SCI…

    General Dynamics Information Technology (Mclean, VA)
    …projects and grow a rewarding career. At GDIT, people are our differentiator. As a ISSO ​, you will help ensure today is safe and tomorrow is smarter. Our work ... depends on an ISSO joining our highly skilled team to be a...change, lead our change - join us! **HOW AN ISSO WILL MAKE AN IMPACT** + Provide information assurance… more
    General Dynamics Information Technology (07/24/25)
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  • Cyber Security SME

    Steampunk (Mclean, VA)
    …Security Officer with an appetite for taking on new challenges. **Contributions** The ** ISSO ** serves as a Cyber Security Specialist and will perform Level II ... ISSO and/or ISSO support responsibilities to include: + Ensuring the confidentiality, integrity, and availability of information systems by applying security… more
    Steampunk (07/02/25)
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  • Senior Information Systems Cyber Engineer

    The MITRE Corporation (Mclean, VA)
    …A&A packages, and Security Controls Traceability Matrix (SCTM). As the ISSM/ ISSO , maintain operational security posture to ensure information systems (IS), security ... and reviews are coordinated. + Perform the duties of ISSM and/or ISSO coordination between sponsors, MITRE project leaders, and MITRE's accreditation officials to… more
    The MITRE Corporation (08/08/25)
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  • SIPRNet Administrator

    CACI International (Reston, VA)
    …III findings associated with scans of network devices. + Coordinate with ISSO /ISSM to update POA&M and reflect open vulnerabilities associated with network devices. ... and logical). + Contribute to and participate in weekly CCB. + Notify ISSM/ ISSO of any irregularities in network operations and/or attacks/compromises. + Work with… more
    CACI International (08/08/25)
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  • Information System Security Officer

    ManTech (Quantico, VA)
    …seeks a motivated, career and customer-oriented **Information System Security Officer ( ISSO )** to join our team in **Quantico, VA.** **Responsibilities include but ... + 5+ years' experience performing duties of an Information Systems Security Officer ( ISSO ) at a cleared facility + Hold at least one of the following… more
    ManTech (07/24/25)
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  • Cyber Security Project Engineer- TS/SCI w/…

    General Dynamics Information Technology (Mclean, VA)
    …Information Security **Skills:** Information Security Engineering,Information Systems Security Management, ISSO **Experience:** 8 + years of related experience **US ... Information System Security Manager (ISSM), Information Systems Security Officer ( ISSO ), and Information System Security Engineer (ISSE). + Demonstrated experience… more
    General Dynamics Information Technology (07/24/25)
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  • Alternate Information System Security Officer

    Cayuse Holdings (Arlington, VA)
    …college or university is required. + Four (4) years of additional experience as an ISSO may be substituted for a bachelor's degree. + Five (5) years' experience as ... an ISSO on programs and contracts of similar scope, type, and complexity is required. + Experience is to include at least one (1) of the following areas: knowledge… more
    Cayuse Holdings (07/23/25)
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  • Intel Security Specialist

    TekSynap (Virginia Beach, VA)
    …Information System Security Engineer (ISSE) or Information System Security Officer ( ISSO ). + Provide clear, actionable risk reduction recommendations to technical ... POA&M entries. + Supporting RMF Step 5 authorizations as an ISSE or ISSO . + Communicating risk reduction strategies to stakeholders. + Managing privileged user… more
    TekSynap (07/02/25)
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  • Software Engineer (Senior ISSE)

    BAE Systems (Sterling, VA)
    …Procedures (SOP s), etc. + Support Accreditation and Authorization (A&A) reviews by ISSO /M, as well as the Security Controls Assessor (SCA) + Document the Plans ... Skills** + Previous ISSE experience directly supporting the customer. + Previous ISSO experience directly supporting the customer is also helpful. + Virtualization… more
    BAE Systems (05/21/25)
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  • Cybersecurity Engineer III

    Washington Metropolitan Area Transit Authority (VA)
    …a cybersecurity engineer or Information System Security Engineer/Officer ( ISSO /ISSE), having supported cybersecurity engineering and/or penetration testing ... **Certification/Licensure** + N/A **Preferred** + N/A **Medical Group** Satisfactorily complete the medical examination for this position, if required. The incumbent must be able to perform the essential functions of this position either with or without… more
    Washington Metropolitan Area Transit Authority (08/08/25)
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