• Principal Endpoint Security Systems

    Leidos (Bethesda, MD)
    …**Leidos** has a new and exciting opportunity a **Principal Endpoint Security Systems Engineer ** in our **National Security Sector's (NSS) Cyber & ... Security!** **Job Description** This effort is seeking an experienced endpoint security systems engineer to join our Cyber Security Engineering team. The… more
    Leidos (08/29/25)
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  • Senior System Engineer

    CACI International (Fort Meade, MD)
    Senior System Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... Travel: Local * * * CACI is seeking a System Engineer who is responsible for creating,...type and complexity is required. + Bachelor's degree in System Engineering, Computer Science, Information Systems , Engineering… more
    CACI International (11/01/25)
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  • Enterprise Architect / Systems

    Leidos (Bethesda, MD)
    …**Leidos** has a new and exciting opportunity for an **Enterprise Architect / Systems Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics ... is seeking an experienced, results oriented Information Technology (IT) Enterprise Architect or Systems Engineer to join our team in the Bethesda, Maryland area.… more
    Leidos (10/07/25)
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  • Sr. Software Engineer (Sr. JavaScript…

    Belay Technologies (Fort Meade, MD)
    …runner up in 2020 and a finalist in 2021! Belay Technologies is seeking a Software Engineer to join our intel team. We are seeking a Senior Software Engineer to ... new capabilities in support of the current classification marking tool and the tool to be used...The focus will include the extension and customization of tools used for classification string validation and comparison for… more
    Belay Technologies (11/13/25)
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  • DevOps Engineer (SME)

    Leidos (Bethesda, MD)
    …us and make a difference in National** **Security!** **Job Summary** This DevOps Engineer role provides mission critical system support to our customer. You ... **Description** **Leidos** has a new and exciting opportunity for a **DevOps** ** Engineer (SME)** in our **National Security Sector's (NSS) Cyber & Analytics… more
    Leidos (11/07/25)
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  • Software Engineer II

    RTX Corporation (Annapolis Junction, MD)
    …Clearance:** TS/SCI - Current **Applied Signal Technology (AST** ) is seeking a **Software Engineer II** who strives for excellence and have a passion to be part of ... of our world. AST provides trusted strategic and tactical SIGINT solutions that secure the interests of the US...new work products or enhancement of existing applications and systems + Design, code, test, integrate, and document software… more
    RTX Corporation (10/04/25)
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  • Principal Software Engineer

    Leidos (Bethesda, MD)
    …**Leidos** has a new and exciting opportunity for a **Principal** **Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. At **Leidos** , we offer… more
    Leidos (11/07/25)
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  • Senior Mobile Software Engineer w/ Poly

    BigBear.ai (Annapolis Junction, MD)
    …(eg, incremental design, modularity, canary testing, feature flags). + Knowledge of C2 systems , SIGINT dataflow and standardized data schemas. + Experience with ... Overview BigBear.ai is seeking a Software Engineer and Exploitation Capability Integrator to architect, implement...analysis (network traffic, OS events). + Knowledge of end-to-end SIGINT collection and analysis systems . + Experience… more
    BigBear.ai (11/15/25)
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  • Senior Java Software Engineer

    Belay Technologies (Fort Meade, MD)
    …up in 2020 and a finalist in 2021! Belay Technologies is seeking a Senior Software Engineer to join our intel team. We are seeking a Senior Software Engineer to ... will be expected to provide input throughout the software lifecycle. The Software Engineer develops, maintains, and enhances complex and diverse software systems more
    Belay Technologies (11/13/25)
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  • Automated Test Framework Software Engineer

    Leidos (Annapolis Junction, MD)
    …maintaining clear and concise documentation; tracking issues; managing VMs; and using CI/CD tools and basic system admin experience. The selected individual will ... has a new and exciting opportunity for an **Automated Test Framework Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (09/27/25)
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  • Cyber Security Engineer (SME)

    Leidos (Bethesda, MD)
    …Responsibilities** + Plan, implement, manage, monitor, and upgrade security measures and tools for the protections of information systems and networks and ... **Description** **Leidos** has a new and exciting opportunity for Cyber Security Engineer SME in our **National Security Sector's (NSS) Cyber & Analytics Business… more
    Leidos (10/30/25)
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  • Sr. Network Engineer TS/SCI Poly

    Leidos (Annapolis Junction, MD)
    …test automation tools alongside a full suite of team collaboration tools in providing system engineering, development, test, integration and operational ... a new and exciting opportunity for a **Sr. Network Engineer ** in our **National Security Sector's (NSS) Cyber &...security scanning for equipment suites in accordance with the System Security Plans for these systems to… more
    Leidos (10/23/25)
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  • Principal Software Engineer

    Leidos (Bethesda, MD)
    …**Leidos** has a new and exciting opportunity for a **Principal Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. At **Leidos** , we offer… more
    Leidos (11/19/25)
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  • Software Engineer TS/SCI Poly

    Leidos (Alexandria, VA)
    …purpose device programming opportunities are available. + Analyze and study complex system requirements, use design software tools , provide support using formal ... **Description** **Leidos** has a new and exciting opportunity for a **Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (08/26/25)
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  • Senior Software Engineer w/ Poly

    BigBear.ai (Annapolis Junction, MD)
    …(eg, intelligent systems , autonomy, planning, NLP). + Knowledge of end-to-end SIGINT collection and analysis systems . + Experience with production CNO ... Overview BigBear.ai is seeking a Senior Software Engineer to support analysts and operators by designing, developing, and integrating tools to automate data… more
    BigBear.ai (08/29/25)
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  • Test Engineer SME

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Test Engineer ** ( **SME** ) in our **National Security Sector's (NSS) Cyber & Analytics ... Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. At **Leidos** , we offer… more
    Leidos (11/07/25)
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  • 128 Cloud Software Engineer 3

    ARSIEM (Annapolis Junction, MD)
    …client you work with. ARSIEM is currently looking for a Cloud Software Engineer skilled in DevOps, particularly as it relates to cloud solutioning and ... cloud based solutions; maintain and secure Linux based operating systems as well as design, manage and secure data...+ Provides specific input to the software components of system design to include hardware/software tradeoffs, software reuse, use… more
    ARSIEM (09/11/25)
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  • Reverse Engineer

    GliaCell Technologies (Laurel, MD)
    …+ Experience with automating reverse engineering tasks. + Knowledge of end-to-end SIGINT collection and analysis systems . + Experience with production CNO ... Are you a Reverse Engineer who is ready for a new challenge...Make It Happen! GliaCell Technologies focuses on Software & System Engineering in Enterprise and Cyber Security solution spaces.… more
    GliaCell Technologies (08/22/25)
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  • Senior Full Stack Software Engineer

    GliaCell Technologies (Laurel, MD)
    …security-related data sets (network traffic, OS events). + Knowledge of end-to-end SIGINT collection and analysis systems . Location: Laurel, MD Salary Range: ... Are you a Senior Full Stack Software Engineer who is ready for a new challenge...Make It Happen! GliaCell Technologies focuses on Software & System Engineering in Enterprise and Cyber Security solution spaces.… more
    GliaCell Technologies (08/22/25)
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  • Network Engineer

    Leidos (Fort Meade, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Network Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( SIGINT ), and Cryptographic Key Management. At **Leidos** , we offer… more
    Leidos (11/13/25)
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