• Information Systems Security Officer ( ISSO…

    Amentum (Columbia, MD)
    **Your Impact:** We are seeking an Information Systems Security Officer ( ISSO ) 2 for a prime contract that is based out of our Columbia, MD office. ... (8) years of combined work-related experience in the fields of IT, cybersecurity or security authorization is required. * Bachelor's degree in Computer Science,… more
    Amentum (09/04/25)
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  • TS/SCI ISSO Mid

    Insight Global (Washington, DC)
    Job Description Insight Global is seeking an ISSO to support a large government customer. This person will work with a team of other ISSOs to verify and authenticate ... security architecture diagrams and data flow visuals . Coordinate cybersecurity policy updates and SOP revisions . Guide monthly/quarterly...II or higher 5+ years of experience in a Cybersecurity Role 5+ Years of experience with RMF 5+… more
    Insight Global (10/23/25)
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  • Senior ISSO

    TestPros (Washington, DC)
    …and Authorization (A&A) support to GPO's Information System Security Officer ( ISSO ) + Develop and maintain RMF documentation, including POA&Ms, ATO packages, ... packages + Strong knowledge of NIST SP 800-53, FISMA, and federal cybersecurity compliance + Familiarity with ServiceNow and continuous monitoring best practices +… more
    TestPros (10/29/25)
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  • System Engineer Level 2 ( ISSO )

    Jovian Concepts, Inc. (Annapolis Junction, MD)
    Jovian Concepts, Inc is looking to hire a System Engineer Level 2 ( ISSO ) for a great opportunity in the Annapolis Junction, MD area. A current and active TS/SCI ... transmission systems in operational environments. + Information Assurance & Cybersecurity - Support the organization's information assurance program, enforcing… more
    Jovian Concepts, Inc. (10/16/25)
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  • Senior Information Security Systems Officer…

    Parsons Corporation (Chantilly, VA)
    …redefine what's possible. **Job Description:** Parsons is looking for a talented **Level 3 ISSO ** to join our growing team! In this mission critical role you will ... host/network access control mechanisms (eg, access control list). + Knowledge of cybersecurity principles used to manage risks related to the use, processing,… more
    Parsons Corporation (10/10/25)
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  • Senior Cyber Consultant - ISSO /ISSM

    Guidehouse (Washington, DC)
    …Required** **:** Active Secret **What You Will Do** **:** + Apply fundamental cybersecurity principles and concepts to tasks and projects. + Assess and implement ... NIST Cybersecurity Framework (CSF) guidelines, standards, and best practices for...System Security Plan, FedRAMP, and SOC 2 + Perform cybersecurity risk management, research and development, and leading practices.… more
    Guidehouse (10/27/25)
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  • Information System Security Officer ( ISSO…

    Tactibit Technologies LLC (Suitland, MD)
    Tactibit Technologies provides innovative information technology, cybersecurity , and cloud support services to the Federal Government. We support some of the ... Security Officer position We are looking for a talented cybersecurity professional to join our team in Suitland, MD....initiatives. We expect you to have a passion for cybersecurity and improving overall security posture. You should have… more
    Tactibit Technologies LLC (09/25/25)
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  • Cleared Senior Information Systems Security…

    Virtual Service Operations (Lorton, VA)
    …system and organizational security posture trends and report findings to the ISSM/ ISSO . + Recommend cybersecurity measures based on significant threats and ... We are building a team of highly qualified professionals specializing in Cybersecurity , Cloud, and Systems Engineering to support the development and sustainment of… more
    Virtual Service Operations (10/04/25)
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  • Cleared Information Systems Security Engineer…

    Virtual Service Operations (Lorton, VA)
    …Analyze system and organizational security posture trends; provide findings to the ISSM/ ISSO . + Recommend cybersecurity measures and mitigations based on ... Security Engineers (ISSEs) to join a high-performing team of experts in Cybersecurity , Cloud, and Systems Engineering. This team will support the development and… more
    Virtual Service Operations (10/04/25)
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  • Information Systems Security Officer

    FGS, LLC (Suitland, MD)
    …) to support the Office of Naval Intelligence (ONI) in Suitland, MD. The ISSO will provide cybersecurity compliance and support for a unique mission software ... and continuous improvements + Work with system owners and stakeholders to manage cybersecurity requirements + Monitor and evaluate HBSS activity and audit logs for… more
    FGS, LLC (08/23/25)
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