• System Administrator

    CACI International (Annapolis Junction, MD)
    …Linux, and Windows systems and networking + Coordinate system changes with ISSO and ISO, and maintain documentation per Change & Configuration Management policies ... + Support the Plan of Action & Milestones (POA&M) and security authorization process + Maintain and support Trusted Thin Client, enhanced VDI, and mission island concepts as required + Leverage understanding of Service-Oriented Architecture (SOA) and… more
    CACI International (08/01/25)
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  • Information Systems Engineer

    CACI International (Suitland, MD)
    …+ Active TS/SCI clearance required. + _Desired:_ + Prior experience as ISSM, ISSO or ISSE working with multiple platforms and networks to include Cloud, and ... Hybrid Infrastructures. + Experience with multiple reporting and project management tools such as MS Office Suite, Teams, Power BI, Visio. + Experience creating and maintaining architecture diagrams, network diagrams and similar artifacts. + Education &… more
    CACI International (07/25/25)
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  • Information Systems Security Officer

    ManTech (Columbia, MD)
    …enterprise infrastructure capabilities for a global, mission-focused workforce. As an ISSO , you will work alongside customers, Integrated Product Teams (IPTs), and ... vendors to support the implementation and compliance of advanced EIT capabilities through Data Center & Compute Services. You will manage cybersecurity documentation, assess system vulnerabilities, and support the Risk Management Framework (RMF) lifecycle in… more
    ManTech (07/24/25)
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  • Information Systems Security Manager

    Leidos (Bethesda, MD)
    …the duties and responsibilities of this position * Must have previous ISSM or ISSO experience * Must have Linux operating system experience including but not limited ... to: + Must have basic command line Linux knowledge, comfortable viewing files and knowledgeable about their locations in the file system + Must have a solid grasp on scanning and remediating issues on Linux systems * Must be thoroughly familiar with EMASS *… more
    Leidos (07/24/25)
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  • Information Systems Security Officer

    Kratos Defense & Security Solutions, Inc. (Glen Burnie, MD)
    …fall outside of this range. (No phone calls please) #LI-AC1 #LI-Onsite Keyword: ISSO , SSP Kratos Defense is an Equal Opportunity Employer. All qualified applicants ... will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, pregnancy, genetic information, disability, status as a protected veteran, or any other protected category under… more
    Kratos Defense & Security Solutions, Inc. (07/22/25)
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  • Systems Security Engineer II

    Sierra Nevada Company, LLC (Hagerstown, MD)
    …ISSM CAP, CISSP, or CISM Certification + ISSE CAP, CISSP-ISSEP Certification + ISSO Security+, CISA, or CASP+ Certification + MCSE, Linux, and/or CCNP Security ... Certification Estimated Starting Salary Range: $85,768.30 - $117,931.40. Compensation varies depending on a wide array of factors, such as candidates' key skills, relevant work experience, and education/training/certifications. The disclosed range estimate may… more
    Sierra Nevada Company, LLC (07/21/25)
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  • Senior System Administrator

    Synergy ECP (Columbia, MD)
    …security hardening, patching, and monitoring status. Position also will support ISSO and ISSEs in obtaining and maintaining security certification and accreditation. ... Apply knowledge of computer operations, platforms, systems, architectures, functions, and terminology. Independently read, write and implement standard operating procedures and technical documentation. Required Clearance: TS/SCI with FS Polygraph Required… more
    Synergy ECP (07/16/25)
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  • Senior Information System Security Officer- TS/SCI…

    Amentum (Fort Meade, MD)
    …of Experience:** + Minimum of seven plus (7+) years of experience as an ISSO supporting IC or DoD programs and contracts of similar scope, type, and complexity. ... \#javelin #forthewin Pay Transparency Verbiage Amentum's health and welfare benefits are designed to invest in you and in the things you care about. Your health. Your well-being. Your security. Your future. Eligible employees and their dependents may elect… more
    Amentum (06/29/25)
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  • Information Security Compliance Specialist

    Tactibit Technologies LLC (Suitland, MD)
    …overall cybersecurity program support to the Information System Security Officer ( ISSO ) and System Owner (SO) + Provide security documentation support including ... documenting the implementation details of security controls in System Security Plans + Identify and recommend technical or policy changes to improve security + Plan, coordinate, and review technical artifacts to demonstrate the effectiveness of security… more
    Tactibit Technologies LLC (06/26/25)
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