• Information Systems Security Officer

    ManTech (Lothian, MD)
    …of experience with security controls and implementation delineated in Committee of National Security Systems Instruction (CNSSI) 1253 and National ... **ManTech** seeks a motivated and customer-focused **Information Systems Security Officer (ISSO)** to support...risk analysis and developing mitigation strategies for DoD information systems + Identifying Common Criteria and National more
    ManTech (08/22/25)
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  • Information Systems Security Officer…

    Athenix Solutions Group, LLC (Annapolis Junction, MD)
    …apply knowledge of National level Security Policies to include: Committee on National Security Systems (CNSS) 1253 + Support the Information System ... Information Systems Security Officer (ISSO) Annapolis Junction,...those changes. **Responsibilities:** + Understand and apply knowledge of National level Security Policies to include: Intelligence… more
    Athenix Solutions Group, LLC (08/08/25)
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  • Principal/Sr. Principal Cyber Systems

    Northrop Grumman (Linthicum Heights, MD)
    National Institute of Standards and Technology (NIST) guidelines, Committee on National Security Systems Instruction (CNSSI), and Risk Management ... RMF process. **Preferred Qualifications:** + DoD IAT Level III Certified Information Systems Security Professional (CISSP) Certification. + Ability to integrate… more
    Northrop Grumman (08/31/25)
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  • Information Security Professionals ISSO…

    Leidos (Fort Meade, MD)
    …Support, Parental Paid Leave, and much more. **Join us and make a difference in National Security !** Information Systems Security Officers (ISSO) and ... **Leidos** is seeking Information Security Professionals for programs in our ** National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** .… more
    Leidos (07/19/25)
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  • Mongo Database Engineer

    CACI International (Linthicum, MD)
    …for the Intelligence Community, playing a crucial role in fortifying US intelligence and national security systems . Enjoy a flexible work arrangement with up ... new hire). Join our innovative team and contribute to national security while working with cutting-edge technologies...+ Experience with Swagger, AWS/C2S, Docker, and version control systems . + Advanced degree in Computer Science, Information … more
    CACI International (08/22/25)
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  • Department Chief Engineer, Fleet Modernization

    The MITRE Corporation (Lexington Park, MD)
    …+ Experience working across multiple technical disciplines and a desire to assess novel national security systems and sensors in operational contexts. + ... then choose MITRE - and make a difference with us. Department Summary: The MITRE National Security Sector (MNS) and its National Security Engineering… more
    The MITRE Corporation (08/09/25)
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  • Information Systems Security

    KBR (Fulton, MD)
    …+ Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of ... Title: Information Systems Security Engineer (ISSE) Belong. Connect.... Engineer (ISSE) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering… more
    KBR (08/27/25)
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  • Information Systems Security Officer…

    KBR (Fulton, MD)
    …+ Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of ... Title: Information Systems Security Officer (ISSO) Belong. Connect.... Officer (ISSO) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering… more
    KBR (08/27/25)
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  • Systems Security Engineer II

    Sierra Nevada Company, LLC (Hagerstown, MD)
    …collaborate with top-tier professionals and contribute to the development of state-of-the-art systems that enhance national security and provide critical ... space and cyber. **Qualifications You Must Have:** + Bachelor's degree in Systems Security , Network Engineering, Information Technology, or related Engineering… more
    Sierra Nevada Company, LLC (07/21/25)
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  • Elasticsearch Systems Engineer (SME)

    Leidos (Bethesda, MD)
    …and exciting opportunity for a **Elasticsearch Systems Engineer (SME)** in our ** National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . ... **Join us and make a difference in National Security !** **Job Summary** The Elasticsearch Systems Engineer SME role provides support across an Agile team in… more
    Leidos (08/01/25)
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