• Senior Software Engineer (SWE-4)

    Leidos (Fort Meade, MD)
    …and exciting opportunity for a **Senior Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented ... team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical...more. **Join us and make a difference in National Security !** **Job Summary:** Our LOE program provides our customer's… more
    Leidos (11/27/25)
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  • Mid-Level Systems Engineer

    Leidos (Gaithersburg, MD)
    …combines technology-enabled services and mission software capabilities in the areas of cyber , logistics, security operations, and decision analytics to support ... technologies, and tactics to keep pace with an ever-evolving security landscape and succeed in their pursuit to protect...Solutions Business Area, is currently seeking a Mid-Level Systems Engineer for the Chinook Program. As part of a… more
    Leidos (11/22/25)
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  • Senior Systems Engineer

    Leidos (Gaithersburg, MD)
    …combines technology-enabled services and mission software capabilities in the areas of cyber , logistics, security operations, and decision analytics to support ... the right tools, technologies, and tactics to keep pace with an ever-evolving security landscape and succeed in their pursuit to protect people and critical assets.… more
    Leidos (11/22/25)
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  • Java Spring Software Engineer III

    RELX INC (Annapolis, MD)
    …Must be interested in working on an Identity and Access Management (IAM) or other Cyber Security based application. + Must be able to communicate and collaborate ... Are you a collaborative Java Spring Software Engineer looking to work for a mission driven...Implement reusable components and APIs that align with enterprise security and identity management frameworks. + Build and enhance… more
    RELX INC (11/05/25)
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  • System Engineer 1

    Amentum (Annapolis Junction, MD)
    **Your Impact:** Are you interested in using your skills to help shape the Cyber , Security , & Intel space? If so, look no further. Amentum is seeking a **System ... Engineer ** to join our team of passionate individuals in...projects that make a direct impact on the Nation's security and intelligence mission. **Responsibilities:** * Contribute to the… more
    Amentum (11/01/25)
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  • Systems Engineer 1

    Amentum (Fort Meade, MD)
    **Your Impact:** Are you interested in using your skills to help shape the Cyber , Security , & Intel space? If so, look no further. Amentum is seeking a **Systems ... Engineer ** to join our team of passionate individuals in...projects that make a direct impact on the Nation's security and intelligence mission. **Responsibilities:** Provide Systems Engineering and… more
    Amentum (11/01/25)
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  • Principal Software Engineer (Onsite)

    RTX Corporation (Fulton, MD)
    …implementation such as Docker, Kubernetes, OpenShift + Experience with managing cyber security processes including vulnerability assessments. + Experience ... Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are… more
    RTX Corporation (10/24/25)
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  • CNO Reverse Engineer

    ManTech (Hanover, MD)
    **MANTECH** seeks a highly skilled and innovative **CNO Reverse Engineer ** to join our team in **Hanover, MD.** In this role, you will contribute to the development ... of mission-critical cyber capabilities, drive excellence in CNO development and lead...dynamic team working on next-generation solutions that safeguard national security systems. **Responsibilities include, but are not limited to:**… more
    ManTech (01/07/26)
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  • Senior Software Engineer 25k Sign on Bonus

    Leidos (Columbia, MD)
    …new and exciting opportunity for a Software Engineer (SWE) in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our talented ... team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical...more. **Join us and make a difference in National** ** Security !** **This position is eligible for a sign on… more
    Leidos (01/06/26)
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  • Research & Test Engineer

    DarkStar Intelligence LLC (Fort Meade, MD)
    Cross-Functional Developer Research & Test Engineer Location: Fort Meade, MD | Type: Full-Time | Clearance: TS/SCI CI Poly Note: These positions are part of an ... + Prior support to MARFORCYBER, USCYBERCOM, or other DoD cyber programs + CNODP Graduate Compensation & Benefits Compensation...by mission + Work Environment: On-site, Fort Meade, MD Security Note All applicants must be US citizens and… more
    DarkStar Intelligence LLC (12/07/25)
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