• Implementation Engineer

    Govini (Arlington, VA)
    …including undergraduate or graduate roles or internships, performing national security -related analytics; preference for research , quantitative analysis, data ... and field the capabilities we need. Today, the national security community and every branch of the military rely...such as tailored user guide reference materials + Conduct research and develop quantitative analytic reports using Govini technology… more
    Govini (11/16/25)
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  • Senior IT Services & Operations Specialist

    National Reconnaissance Office (NRO) (Chantilly, VA)
    …Information Systems Security Developer (631) + Enterprise Architect (651) + Research & Development Specialist (661) This is a fulltime position. Your resume may ... must be able to obtain and maintain a TS/SCI security clearance + You will be subject to preemployment...Security Developer (631) + Enterprise Architect (651) + Research & Development Specialist (661) DoD 8140 Qualification Requirements… more
    National Reconnaissance Office (NRO) (12/31/25)
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  • IT Services & Operations Specialist

    National Reconnaissance Office (NRO) (Chantilly, VA)
    …Information Systems Security Developer (631) + Enterprise Architect (651) + Research & Development Specialist (661) This is a fulltime position. Your resume may ... must be able to obtain and maintain a TS/SCI security clearance + You will be subject to preemployment...Security Developer + (651) Enterprise Architect + (661) Research & Development Specialist DoD 8140 Qualification Requirements Candidates… more
    National Reconnaissance Office (NRO) (12/31/25)
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  • Cyber Network Security Engineer

    CACI International (Chantilly, VA)
    Cyber Network Security Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... **The Opportunity:** **CACI is seeking a talented Cyber Network Security Engineer to join our team in Chantilly, VA....training, such as our Capture the Flag Events, Internal Research and Development opportunities as well as prepaid courses… more
    CACI International (12/02/25)
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  • SkillBridge - National Security

    Battelle Memorial Institute (Chantilly, VA)
    Battelle delivers when others can't. We conduct research and development, manage national laboratories, design and manufacture products and deliver critical services ... **Job Summary** At Battelle, we support areas critical to the National Security landscape, delivering mission-critical solutions that keep our nation safe on the… more
    Battelle Memorial Institute (01/07/26)
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  • Senior Security Systems Engineer - SLBM

    Imagine One Technology & Management (Dahlgren, VA)
    …+ Research and apply Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs) and National Security Agency (NSA) ... One Technology & Management, Ltd. is seeking four (4) **Senior Security Systems Engineers** with specific experience working with Submarine-Launched Ballistic… more
    Imagine One Technology & Management (12/30/25)
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  • Systems Security Engineering, Associate

    The MITRE Corporation (Mclean, VA)
    …MITRE - and make a difference with us. Department Summary: MITRE's Systems Security Engineering Department has a new opportunity for a strong technical candidate ... foundation and work experiences to develop and apply the latest systems security and cybersecurity engineering concepts. You will partner with sponsors and customers… more
    The MITRE Corporation (12/27/25)
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  • Security Engineer

    Imagine One Technology & Management (Dahlgren, VA)
    …this role.** Imagine One Technology & Management, Ltd. is seeking two (2) ** Security Engineers.** This position is contingent upon award of the associated work and ... will be performed in Dahlgren, Virginia. The ** Security Engineers** will be expected to: + Author DoD...CONOPS for Mission Assurance Categorization per DoDI 8500.2. + Research and recommend logical and physical solutions that prevent,… more
    Imagine One Technology & Management (12/24/25)
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  • Senior Security Systems Engineer…

    Cydecor, Inc. (Dahlgren, VA)
    …+ Research and apply Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs) and National Security Agency (NSA) ... intelligence to enable decision-support and remain ahead of ever-evolving national security challenges. Our success rests squarely on three bedrock principles:… more
    Cydecor, Inc. (12/21/25)
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  • Nucleus Security Engineer

    Leidos (Arlington, VA)
    …Nucleus automation engine or scripting (Python, Shell). + Threat Research : Research and assess new and emerging security threats and vulnerabilities, ... This role is critical in helping the organization maintain a strong security posture and comply with industry regulations. **Primary Responsibilities:** + Platform… more
    Leidos (11/25/25)
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