• National Security Sector Referrals

    Leidos (Reston, VA)
    …Engineer + Reverse Engineer/Embedded Engineer + Systems Administration - Linux + Information Security Systems Engineer/ Officer (ISSE/ISSO) + Data ... **Leidos** has new and exciting opportunities in our **National Security Sector's** **(NSS) Cyber & Analytics Business Area (CABA)**...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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  • ISSO

    SAIC (Chantilly, VA)
    **Description** SAIC is seeking an ** Information Systems Security Officer (ISSO)** to provide critical cybersecurity governance, compliance, and ... policies throughout the lifecycle (RMF Steps 1-6) of customer‑sponsored information systems . + Support cloud‑based and on‑premise...CE, CASP+ CE, CISSP, etc.).** + **7+ years of Information Security experience. Preferrable as an ISSO,… more
    SAIC (12/20/25)
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  • Cloud Cybersecurity Subject Matter Expert

    Guidehouse (Mclean, VA)
    …support for AWS GovCloud + Possess one of the following certifications: CISM, Certified Information Systems Security Officer (CISSO), Federal IT ... (GSLC), Global Industrial Cyber Security Professional Certification (GICSP), CISSP- Information Systems Security Management Professional (ISSMP), or… more
    Guidehouse (12/20/25)
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  • System Administrator

    Parsons Corporation (Centreville, VA)
    …Standard Operating Procedures (SOPs) for system administration tasks. + Work closely with the Information Systems Security Officer (ISSO) to address ... safeguard critical data. + Collaborate with other IT and security teams to integrate and secure systems ...Full Scope Polygraph** + Bachelor's degree in Computer Science, Information Technology, or a related field. + 10+ years… more
    Parsons Corporation (12/04/25)
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  • Lead Information System Security

    General Dynamics Information Technology (Mclean, VA)
    …operations center in McLean, VA. **DESIRED QUALIFICATIONS:** + **Certification:** Certified Information Systems Security Professional (CISSP) certification + ... 10 + years of related experience **US Citizenship Required:** Yes **Job Description:** Lead Information System Security Officer (ISSO) **GDIT is seeking a… more
    General Dynamics Information Technology (12/15/25)
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  • Information System Security

    St. George Tanaq Corporation (Richmond, VA)
    Information System Security Officer ...cybersecurity point of contact for assigned information systems . + Implement and manage security controls ... about us, visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking an ** Information System Security Officer (ISSO)** to support… more
    St. George Tanaq Corporation (11/01/25)
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  • Senior Information System Security

    Steampunk (Mclean, VA)
    …in an operational environment **Preferred Skills:** + One of the following: + Certified Information Systems Security Professional (CISSP) + CompTIA Advanced ... **Overview** **Steampunk** wants you to be a **Senior Information System Security Officer ...Security Practitioner (CASP + Certified Information Systems Auditor (CISA) + Certified … more
    Steampunk (12/16/25)
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  • Lead Information Security

    Parsons Corporation (Centreville, VA)
    …what's possible. **Job Description:** Parsons is looking for an amazingly talented **Lead** ** Information Security Officer ** to join our team! In this ... WASSP, MBSA, Nessus, etc.) + Strong background and experience in assisting Information Systems Security Manager(s) in reporting and mitigation of … more
    Parsons Corporation (12/02/25)
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  • Information System Security

    KBR (Chantilly, VA)
    Title: Information System Security Officer (ISSO) - Junior Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end ... contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape...award KBR is seeking a highly motivated and career-oriented Information System Security Officer (ISSO)… more
    KBR (11/21/25)
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  • Information System Security

    CACI International (Chantilly, VA)
    Information System Security Officer ...procedures. + Reviews weekly bulletins and advisories that impact security of site information systems ... * * **The Opportunity:** CACI is looking for an Information System Security Officer (ISSO)...or DIACAP processes + Experience with classified environments and information systems + Knowledge of eMASS preferred… more
    CACI International (12/19/25)
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