• Information Systems Security Officer (ISSO)

    NTT America, Inc. (Merrifield, VA)
    …and Responsibilities:** 1. The ISSO ensures compliance with cybersecurity standards and manages system risk. a. Ensure assigned systems comply with NIST, FISMA, ... organization, apply now. We are currently seeking a Information Systems Security Officer (ISSO) to join our team in...data. Serving as the principal advisor to the Information System Owner (ISO) and the Chief Information Security Officer… more
    NTT America, Inc. (09/26/25)
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  • Senior Information System Security Officer

    The MITRE Corporation (Mclean, VA)
    … obtain and remain authorized/accredited throughout the life cycle of the classified system . + Report system security activities, statuses, progress, issues, ... + Lead the design and implementation of cybersecurity measures for classified systems , ensuring security is embedded throughout the system lifecycle. +… more
    The MITRE Corporation (10/25/25)
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  • Mid-Level SIGINT System Engineer

    KBR (Chantilly, VA)
    …delivers mission-critical capabilities directly supporting intelligence-gathering missions from overhead systems . We lead architectural assessments and report ... risks and opportunities + Facilitate readiness and demonstrations in support of system and acquisition milestones + Integrate new systems and initiatives… more
    KBR (10/10/25)
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  • System Engineer - GEOINT

    KBR (Springfield, VA)
    …Process, PPBES Process or system engineering of large complex System of Systems or Service Oriented Architecture/Cloud environments. + Experience ... Title: System Engineer - GEOINT Belong. Connect. Grow. with...contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future… more
    KBR (09/10/25)
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  • Linux System Administrator with Poly

    Parsons Corporation (Centreville, VA)
    …our High Consequence Missions sector. In this role, you will monitor, document, and report system performance and equipment status in a small team environment to ... your talent and redefine what's possible. **Job Description:** Our Special Programs and Systems team is hiring Linux System Administrators with a passion for… more
    Parsons Corporation (11/21/25)
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  • System Administrator

    Assertive Professionals (Chantilly, VA)
    System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small Business ... requests; support for implementation, troubleshooting and maintenance of Unix/Linux systems ; Perform technical evaluations, analysis, and troubleshooting for all… more
    Assertive Professionals (10/09/25)
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  • Senior Information System Security Officer…

    Tyto Athene (Fairfax, VA)
    …compliant with FISMA. Core documents that you will be responsible for are the System Security Plan (SSP), Risk Assessment Report , Security Assessment Plan and ... **Description** Tyto Athene is searching for a **Senior Information System Security Officer (ISSO)** to be responsible for the overall handling of information… more
    Tyto Athene (09/16/25)
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  • Information System Security Officer (ISSO)

    St. George Tanaq Corporation (Richmond, VA)
    …Monitoring (ConMon). + Coordinate and prepare system documentation including: System Security Plan (SSP); Security Assessment Report (SAR); Risk Assessment ... Information System Security Officer (ISSO) WFH Flexible*Remote from MD,...ensuring the secure configuration, operation, and compliance of information systems (IS) within federal government environments. The ISSO plays… more
    St. George Tanaq Corporation (11/01/25)
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  • System Safety Engineer Staff (Level 4)

    Lockheed Martin (Fairfax, VA)
    …we want to build a better tomorrow with you\. We are seeking a System Safety Engineer to support the application of safety assurance processes and methodology to ... a large, complex, safety\-critical system \. The candidate must have professional system ...traceability to software and hardware * Interface with project systems engineers and design engineers to prepare and review… more
    Lockheed Martin (10/31/25)
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  • System Administrator

    Nightwing (Sterling, VA)
    Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' ... the intelligence community, defense, civil, and commercial markets. Job Title: System Administrator Location: Sterling, VA Clearance: TS/SCI Poly **This position is… more
    Nightwing (09/26/25)
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