• SME Zero Trust Security Engineer

    GovCIO (Alexandria, VA)
    **Overview** GovCIO is currently hiring a **Zero Trust Security Engineer ** to join our team, supporting a critical program with the US Coast Guard. This position ... be a hybrid remote position. **Responsibilities** The Zero Trust Security Engineer will be responsible for leading...of critical assets. + Conduct in-depth analysis of current network architectures, access controls, and security policies… more
    GovCIO (11/18/25)
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  • Senior Principal Cyber Security…

    ManTech (Chantilly, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Principal Cyber Security Engineer ** to join our team in **Chantilly, VA.** This role ... include but are not limited to:** + You will engineer , design , implement, integrate, and sustain Comply-to-Connect...system security practices, TCP/IP networking, 802.1x, and network security concepts + An active IAT… more
    ManTech (12/13/25)
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  • Senior Network /Systems Tools…

    Leidos (Chantilly, VA)
    …The Digital Modernization Sector at Leidos has an opening for an a Senior Network /Systems Tools Engineer to support the Intelligence Sector. **The job duties are ... as follows:** + System Architecture: Design , implement, and maintain the OpenText Network ...network management, performance monitoring, and compliance reporting. + Security & Compliance: Provide SME support and guidance to… more
    Leidos (12/20/25)
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  • Network Engineer (Intelligence…

    The MITRE Corporation (Chantilly, VA)
    …Responsibilities: + MITRE's Space Intelligence Systems is looking for a Principal Network Engineer role that will be supporting multiple classified ... with us. The MITRE Space Intelligence Systems Department is looking for a Network Engineering Subject Matter Expert (SME) who wants to drive innovative solutions,… more
    The MITRE Corporation (12/20/25)
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  • Senior Network Development Engineer

    Oracle (Richmond, VA)
    …Ansible + Implement proactive monitoring solutions to track network performance, security incidents, and system health + Design and implement reporting and ... KPIs, and associated SLAs/OLAs ** Security & Compliance** + Lead network security efforts by continuously assessing vulnerabilities and implementing… more
    Oracle (12/23/25)
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  • Senior SaaS Security Engineer

    CoStar Realty Information, Inc. (Arlington, VA)
    Senior SaaS Security Engineer Job Description **Overview** CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate ... edge in real estate. We're hiring a **Senior SaaS Security Engineer ** to help us evolve our...for SaaS inventory (shadow IT included), integrating procurement, SSO/IDP, network /DNS/forward proxy, CASB/SSE, SSPM, and expense data. + Define… more
    CoStar Realty Information, Inc. (11/04/25)
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  • Senior Security Engineer - North…

    Quantexa (Virginia Beach, VA)
    …enforcement, and data confidentiality protection. + Perform threat modelling and security design reviews to influence architectural decisions, support secure ... consistently adopted. This includes guiding DevOps team approaches, embedding automated security testing, consolidating compliance checks, and influencing design … more
    Quantexa (12/24/25)
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  • Network Engineer - Senior

    TekSynap (Bluemont, VA)
    …Engineering or Mathematics + 8 years of experience **Overview** We are seeking a Network Engineer - Senior to join our team supporting the Department of ... **Responsibilities & Qualifications** **RESPONSIBILITIES** + Engineer , configure, and maintain **Cisco UCS, routing, switching, firewalls, SD-WAN, and ISE** across… more
    TekSynap (10/25/25)
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  • Cyber Security Implementation…

    CACI International (Springfield, VA)
    Cyber Security Implementation Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... supporting the National Geospatial-Intelligence Agency's (NGA). Our team of talented Network and Cybersecurity professionals help design , develop, procure,… more
    CACI International (11/14/25)
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  • System Engineer , Physical Security

    Tyto Athene (Chesapeake, VA)
    **Description** Tyto Athene is searching for an experienced **System Engineer , Physical Security ** to support one of our DoD programs. This individual will be ... required to operate in a diverse security environment. **Responsibilities:** + Design , install, test and support of DoD physical security systems including,… more
    Tyto Athene (12/05/25)
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