• Security Policy Engineer

    SAIC (Springfield, VA)
    **Description** SAIC is looking for a qualified Security Engineer (ISSO) to join an exciting program in Springfield, Virginia. Individual will be responsible for ... providing systems security support for the protection of multi-level information system...Management Framework (RMF) to include the following skills: + Policy interpretation and development. + Interpretation of Controls and… more
    SAIC (12/18/25)
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  • Security Engineer

    Arena Technical Resources, LLC (Alexandria, VA)
    Security Engineer Location: Alexandria, VA, US Job ID: ATR 17718 Job Description Job Title: Security Engineer Location: Full Remote Eligibility: ... an MBI (T2) clearance Job Description: As a Network Security Engineer Senior, the work you'll do...incidents and potential threats, providing timely and effective resolutions. Policy Implementation: Develop and enforce security policies,… more
    Arena Technical Resources, LLC (11/29/25)
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  • Network Security Engineer /Architect

    GovCIO (Alexandria, VA)
    **Overview** GovCIO is seeking a highly specialized F5 Big-IP Network Security Engineer /Architect to serve as the subject matter expert for our application ... $155,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/7299/network- security - engineer -architect/job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-VA-Alexandria_ **ID** _2025-7299_ **Category**… more
    GovCIO (12/24/25)
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  • Security Engineer /Architect…

    Huntington Ingalls Industries (Fort Belvoir, VA)
    …during the interview process. Job Description Enlighten is looking for a Security Engineer /Architect. Candidate will be required to understand and document ... completeness and accuracy in accordance with federal and DoD policy . + Thoroughly understand and be able to implement...+ 9+ years of experience as an ISSE or security -focused software / systems engineer with large… more
    Huntington Ingalls Industries (12/12/25)
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  • Information Assurance Security

    TekSynap (Fort Belvoir, VA)
    …+ Active DoD Top-Secret security clearance **Overview** We are seeking an Security Engineer to join our Prime Contract with the Defense Threat Reduction ... and reauthorizations. + Work with system owners for system categorization and security control selection in accordance with NIST SP 800-53 and CNSSI-1253. +… more
    TekSynap (12/09/25)
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  • 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 ... VA and will be a hybrid remote position. **Responsibilities** The Zero Trust Security Engineer will be responsible for leading the strategic implementation and… more
    GovCIO (11/18/25)
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  • Security Engineer

    Imagine One Technology & Management (Dahlgren, VA)
    …of security tests. + Assist with developing cybersecurity requirements, policy standards, best practices, guidance and procedures for combat systems. + Conduct ... coordination activities in support of DOD cyber assurance and policy efforts at multiple classification levels. + Participate in...** Security Requirements:** + Active DoD Top Secret security clearance 1. One (1) engineer will… more
    Imagine One Technology & Management (12/24/25)
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  • Security Engineer

    Leidos (Lorton, VA)
    **Description** The Digital Modernization Sector at Leidos currently has an opening for a Security Engineer to work in our Lorton, VA office. This is an exciting ... to deliver cybersecurity and information assurance services. **Primary Responsibilities** The Security Engineer - Linux / Tenable Compliance is responsible for… more
    Leidos (12/11/25)
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  • Senior Systems Security Engineer

    TekSynap (Dahlgren, VA)
    **Responsibilities & Qualifications** TheTekSynap is seeking a **S** **enior S** **ystem** **s Security Engineer ** **.** The Senior Systems Security ... posture. **RESPONSIBILITIES** + Develop and implement cybersecurity engineering and system security plansin accordance withDoD and Navy policies. + Conduct … more
    TekSynap (10/31/25)
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  • Information System Security Engineer

    GCyber (Alexandria, VA)
    GCyber is seeking an Information System Security Engineer , to support a government customer. The ISSO will be responsible for maintaining compliance, ensuring ... operational security posture, and coordinating security documentation and...remediation efforts. + Assist with user cybersecurity awareness, ensure policy compliance, and facilitate approvals for interconnection requirements such… more
    GCyber (11/04/25)
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  • Endpoint Engineer - Trellix

    CACI International (Springfield, VA)
    …Local * * * **The Opportunity:** CACI has an exciting opportunity for an Endpoint Security Engineer to join our Transport & Cybersecurity Services (TCS) team in ... in support of the customer's GEOINT mission. The Endpoint Security Engineer will support our Intelligence Community...security products utilizing Trellix Products that include Endpoint Security (ENS), Data Loss Prevention (DLP), Policy more
    CACI International (12/23/25)
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  • ABAD Cross Domain Solutions (CDS) Engineer

    Parsons Corporation (Centreville, VA)
    …for Department of Defense (DoD) information-sharing environments operating across multiple security domains. This engineer ensures all CDS architecture, ... **What Required Skills You'll Bring:** + Bachelor's degree in computer science, Computer Engineer , Information Security or equivalent DoD experience + 7+ years… more
    Parsons Corporation (12/19/25)
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  • Senior Sales Engineer - SLED, Mid Market…

    Proofpoint (Alexandria, VA)
    …Requirements + 6+ years of hands on technical experience, either as a Sales/Systems Engineer , Technical Account Manager, Security Engineer or senior level ... sales process every single day. As a Senior Sales Engineer working with accounts in the SLED space, you... security and shadow IT monitoring + IT security , vulnerability or risk assessments, and policy more
    Proofpoint (12/25/25)
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  • Journeyman Network Engineer

    Leidos (Alexandria, VA)
    …technology, architecting cutting-edge solutions in cyber defense, logistics optimization, security operations, and decision intelligence. We're the minds behind the ... mission-critical systems that keep our nation secure. **Ready to engineer solutions that matter?** The Digital Modernization Sector at Leidos is seeking a dynamic… more
    Leidos (12/04/25)
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  • Systems Engineer (Test Tool Development…

    KBR (Springfield, VA)
    Title: Systems Engineer (Test Tool Development and Automation) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end ... solutions to our customers in the intelligence and national security communities. In this position, your work will have...upon contract award. KBR is seeking a Mid-Level Systems Engineer to support government customers in Springfield, VA. The… more
    KBR (12/11/25)
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  • Engineer /Scientist

    Naval Sea Systems Command (Dahlgren, VA)
    …who respond to this flyer. Responsibilities You will serve as an Engineer or Scientist within the Software Engineering and Development Division, Integrated Combat ... various platform services, including high availability, log aggregation, and security . You will document work including technical reports, presentations, testing,… more
    Naval Sea Systems Command (12/03/25)
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  • Engineer /Scientist

    Naval Sea Systems Command (Dahlgren, VA)
    …who respond to this flyer. Responsibilities You will serve as an Engineer or Scientist within the Systems of Systems Engineering Branch, Warfare Architecture ... sector. Specialized experience must demonstrate the following: as a professional engineer or scientist applying systems engineering principles to research, analyze,… more
    Naval Sea Systems Command (11/04/25)
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  • Secure Wireless Engineer

    General Dynamics Information Technology (Springfield, VA)
    …Responsible for evaluating current network security systems. HOW A CYBER WIRELESS SECURITY ENGINEER WILL MAKE AN IMPACT + Serves as the local expert ... Deliver solutions to complex problems as a Secure Wireless Engineer at GDIT. Here, you'll tailor cutting-edge solutions to...experience with Wireless Networks + Areas of information systems security ; including policy ; security standards;… more
    General Dynamics Information Technology (10/18/25)
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  • Automotive / Systems Engineer - USMC Ground…

    SURVICE Engineering (Quantico, VA)
    …1981, we have supported the DoD community, as well as Homeland Security , advanced technologies, environmental, and commercial markets. Our employees have backgrounds ... what we can offer you! Position Automotive / Systems Engineer - USMC Ground Tactical Vehicles + Location: Quantico,...Tactical Vehicles + Location: Quantico, VA | Telework + Security Clearance: Active Clearance or Eligible to Obtain -… more
    SURVICE Engineering (12/26/25)
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  • Software Engineer Sr Advisor Intelligence…

    General Dynamics Information Technology (Fairfax, VA)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** Software Engineer Sr Advisor Deliver simple solutions to complex problems as a ... Software Engineer Sr Advisor at GDIT. Here, you'll tailor cutting-edge...technical expertise and strong leadership capabilities to support national security initiatives through advanced application development. As a lead… more
    General Dynamics Information Technology (10/21/25)
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