• Personnel Cybersecurity Senior

    Applied Research Solutions (San Antonio, TX)
    …outlined in DoDI 8510.01 for assigned systems/applications. + Perform the Information System Security Officer ( ISSO ) duties as outlined in DoDI 8510.01 for ... to identify vulnerabilities, risks, and protection needs. + Promote awareness of security issues among management and ensuring sound security principles are… more
    Applied Research Solutions (12/24/25)
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  • IT Cybersecurity Specialist (Infosec)

    Air National Guard Units (Hickam AFB, HI)
    …OF DUTIES: The purpose of this position is to serve as the Information Systems Security Officer ( ISSO ) under the supervision of Information Systems Security ... Sensitive Compartmented Information Facility (SCIF) infrastructure. Coordinates with Information System Security Managers at the Wing and MAJCOM level to verify or… more
    Air National Guard Units (12/20/25)
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  • IT Vulnerability Management Lead

    ICF (Bethesda, MD)
    …team. In this role, you will work closely with the **NLM Information Systems Security Officer ( ISSO )** and play a critical part in safeguarding NLM's IT ... The **National Library of Medicine (NLM)** is seeking a **IT Security Compliance Lead** / **Senior Security Analyst** to join our security compliance… more
    ICF (12/13/25)
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  • System Administrator

    Parsons Corporation (Centreville, VA)
    …(SOPs) for system administration tasks. + Work closely with the Information Systems Security Officer ( ISSO ) to address security requirements and support ... Manage and maintain Windows and Linux servers, ensuring optimal performance, security , and availability. + Administer Cisco network devices, including routers,… more
    Parsons Corporation (12/04/25)
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  • IT Project Lead

    TekSynap (Huntsville, AL)
    …of a contract supporting a federal agency. The team provides Information Systems Security Officer ( ISSO ), Information Systems Security Engineer (ISSE), and ... risk, identify business threats, and evaluate system or network security programs to create a security operations...or network security programs to create a security operations strategy while reducing risks to systems and… more
    TekSynap (11/30/25)
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  • Cyber Systems Administrato

    L3Harris (Salt Lake City, UT)
    …with RMF as Information Systems Security Manager (ISSM) or Information Systems Security Officer ( ISSO ) + Experience with tools such as ACAS (Nessus), ... sea and cyber domains in the interest of national security . Job Title: Cyber Systems Administrator Job Code: 31202...L3Harris is seeking a highly skilled and experienced and security -conscious IT System Administrator to join our team in… more
    L3Harris (11/20/25)
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  • System Administration - Tiered Support

    CACI International (Annapolis Junction, MD)
    …escalated tickets and system optimization. + Collaborating with the Information System Security Officer ( ISSO ) and Information System Owner (ISO) regarding ... solutions to our clients in the defense and national security sectors. Our mission is to support critical infrastructure...+ Installation and maintenance of operating system software and security patches (eg, IAVA security patches). +… more
    CACI International (11/19/25)
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  • Manager I - Field Intelligence Element (FIE)…

    Mission Support and Test Services (Goleta, CA)
    …the appropriate training: + Special Security Officer (SSO) + Information Systems Security Officer ( ISSO ) + Assistant Special Security Officer (ASSO) + ... Services, LLC (MSTS) manages and operates the Nevada National Security Site (NNSS) for the US National Nuclear ...Security Site (NNSS) for the US National Nuclear Security Administration (NNSA). Our MISSION is to help ensure… more
    Mission Support and Test Services (11/13/25)
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  • Cybersecurity Engineer

    Steampunk (Mclean, VA)
    … findings and remediations in an enterprise knowledge base + Support Information System Security Officers ( ISSO ) with activities such as security scan ... environment to develop proactive solutions to improve overall enterprise security posture through process streamlining and automation. **Contributions** **Responsibilities… more
    Steampunk (11/11/25)
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  • Network Administrator

    Leonardo DRS, Inc. (Arlington, VA)
    … Team, including the Information System Security Manager (ISSM), Information System Security Officer ( ISSO ), and/or the Facility Security Officer (FSO) ... an innovative and agile provider of advanced defense technology to US national security customers and allies around the world. We specialize in the design,… more
    Leonardo DRS, Inc. (11/05/25)
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