• Systems Engineer

    Nightwing (Herndon, VA)
    …advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our ... civil, and commercial markets. Nightwing is seeking a cleared Systems Engineer in support of USG in the Herndon area. The System Engineer Expert must maintain… more
    Nightwing (09/23/25)
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  • Incident Response Deputy Team Lead

    Leidos (Ashburn, VA)
    …information systems including local area networks/wide area networks ( LAN /WAN), commercial Internet connection, public facing websites, wireless, mobile/cellular, ... appropriate, and containment, remediation and root cause analysis in support of the protection of the customers' systems, networks,...the customer. + Partner with other task leads in support of customer initiatives and cyber incidents. + Create… more
    Leidos (12/03/25)
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  • Cyber Threat Intelligence Lead

    TekSynap (Ashburn, VA)
    **Responsibilities & Qualifications** **ACTIVITIES & RESPONSIBILITIES** Support includes monitoring activities, developing cyber threat analysis, identifying ... rules, etc.); and cyber threat intelligence. + Experience in developing scripts to support cyber threat detection that outputs results in a variety of formats, such… more
    TekSynap (12/02/25)
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  • Network Engineer

    CACI International (Reston, VA)
    …procure, implement, operate/sustain, and enhance DoD networks and cybersecurity posture in support of national security. As the subject matter expert your focus will ... and Technicians in the survey, design, and implementation of solutions in support of a large infrastructure modernization program. You will lead individual network… more
    CACI International (11/29/25)
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  • Senior Information Systems Security Engineer

    GovCIO (Alexandria, VA)
    …be a hybrid remote position. This position focuses on maintaining support of cybersecurity, risk management, and compliance across dynamic environments including ... productivity solutions, networks and network security, and ICAM solutions. + Support the Risk Management Framework (RMF) lifecycle, including categorization, control… more
    GovCIO (11/26/25)
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  • Network Field Engineer

    CACI International (Fairfax, VA)
    Network Field Engineer Job Category: Engineering and Technical Support Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... is seeking a hard-working mission minded Network Field Engineer to support this mission-critical program. You will work with exceptionally talented professionals… more
    CACI International (11/22/25)
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  • Network Security Engineer - Palo Alto

    System One (Arlington, VA)
    …Center, WAN, LAN , WLAN, Firewall, and Load Balancer systems and support + Analysis and forensic tools, along with effective troubleshooting of ingress/egress and ... Engineer is responsible for providing architectural, technical, and problem resolution support for a Federal Agency network and security infrastructure that promotes… more
    System One (11/21/25)
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  • Network Administrator

    Leonardo DRS, Inc. (Arlington, VA)
    …System Administrator and a member of the Corporate Risk Management Framework (RMF) Support Center, you will be challenged to stay current with the latest ... on-prem connected and standalone, high and low, information systems and network connections ( LAN and WAN) to ensure high levels of availability and Security. *… more
    Leonardo DRS, Inc. (11/05/25)
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  • Information Technology/Assurance Spec II

    Global Resource Solutions (Fairfax, VA)
    …(OSD) and Military Compartments efforts. The position will provide "day-to-day" support for Collateral, Sensitive Compartmented Information (SCI) and Special Access ... equipment performance + Prepare system for operational use and support operational tests + Review, prepare, and update AIS...associated hardware + Working knowledge of Local Area Network ( LAN ) and Wide Area Network (WAN) technologies and data… more
    Global Resource Solutions (11/05/25)
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  • Senior Network Engineer

    GovCIO (Fairfax, VA)
    …Secret clearance to provide classified and unclassified Tier 3 senior level support for the design, implementation, and deployment of network specific technologies ... **Responsibilities** + Provides classified and unclassified Tier 3 senior level support for the design, implementation, and deployment of network specific… more
    GovCIO (10/28/25)
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