• SIGINT Operations Support

    CACI International (Sterling, VA)
    SIGINT Operations Support Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular ... Local * * * **The Opportunity:** CACI is seeking an action-oriented Operations Support Specialist to join our fast-paced counter-unmanned aircraft systems… more
    CACI International (12/02/25)
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  • SIGINT Systems Engineer 3 (SW…

    Synergy ECP (Annapolis Junction, MD)
    SIGINT Systems Engineer 3 (SW support ) Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description We are searching for ... multitude of contract opportunities from developing tip-of-the-spear capabilities to providing support for ongoing mission-critical operations . With high demand… more
    Synergy ECP (10/22/25)
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  • SIGINT Tools System Engineer -TS/SCI…

    CACI International (Annapolis Junction, MD)
    SIGINT Tools System Engineer -TS/SCI with Poly Job...team as subject matter expert in the use of SIGINT tools. + Provide direct user support and ... Tools for questions regarding account administration, system and network status. + Support /interface with the customer via phone, VTC, email, chat, and applicable… more
    CACI International (12/09/25)
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  • Wireless Engineer SIGINT /EW SME

    CACI International (Jessup, MD)
    Wireless Engineer SIGINT /EW SME Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... Travel Required: None Type of Travel: None * * * Wireless Systems Engineer T2 Provide systems engineering and life-cycle development for CACI Technology and… more
    CACI International (11/28/25)
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  • DCGS Lowband Software Support

    RTX Corporation (Fort Meade, MD)
    …and communicates issues with Low Band Systems, infrastructure, enterprise services, other SIGINT systems support such as recommending updates to SIGINT ... SIGINT systems associated with End-to-End network paths/DSFS systems. + Provides SIGINT and networks sustainment support during system upgrades. + Monitors… more
    RTX Corporation (12/11/25)
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  • Field Engineer - Travel

    Nightwing (Sterling, VA)
    …is seeking Field Engineers to provide close-access technical SIGINT collection in support of customer operations around the globe. As a member of an ... Nightwing provides technically advanced full-spectrum cyber, data operations , systems integration and intelligence mission support...+ Must have a background and extensive experience with SIGINT collection operations + Strong knowledge of… more
    Nightwing (10/13/25)
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  • Software Engineer

    AeroVironment (Jessup, MD)
    Engineer ** is to sustain, enhance, and optimize mission-critical applications supporting SIGINT analyst operations . This role focuses on backend and web UI ... An active TS/SCI with Polygraph **Other Qualifications & Desired Competencies:** + SIGINT domain knowledge or experience supporting analyst operations +… more
    AeroVironment (12/19/25)
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  • Senior Mobile Software Engineer with Poly

    BigBear.ai (Annapolis Junction, MD)
    Overview BigBear.ai is seeking a Software Engineer and Exploitation Capability Integrator to architect, implement and deploy cutting-edge solutions that drive ... across classified and special access networks. + Modernize, maintain and support deployed systems. + Enhance observability, monitoring, and health reporting of… more
    BigBear.ai (11/15/25)
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  • Full Stack Software Engineer - Java TS/SCI…

    Leidos (Annapolis Junction, MD)
    …team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence ( ... SIGINT ), and Cryptographic Key Management. At **Leidos** , we...Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support , Parental Paid Leave, and much more. **Join us… more
    Leidos (11/22/25)
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  • Systems Engineer 2

    Synergy ECP (Columbia, MD)
    Engineer Level 2 Analyzes user's requirements, concept of operations documents, and high-level system architectures to develop system requirements ... Systems Engineer 2 Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Job Type Full-time...system during the lifecycle from development through deployment and operations & maintenance + Support the planning… more
    Synergy ECP (10/28/25)
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  • Principal AI/ML Engineer (SWE-4)

    Leidos (Fort Meade, MD)
    …more about how this program "Delivers Mission Success!" Seeking a motivated AI/ML Engineer to support the exciting Corporate Discovery Services mission. The ... **Leidos** has a new and exciting opportunity for a **Principal AI/ML Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (12/20/25)
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  • Embedded Software Engineer

    Leidos (Linthicum, MD)
    …**Leidos** has a new and exciting opportunity for a **Embedded Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (… more
    Leidos (10/14/25)
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  • Software Systems Engineer

    CACI International (Sterling, VA)
    …design, verification and validation testing, quality assurance, system integration, and operations support ; including the development of requirements directly ... Engineer with a background in software development to support the fast-paced counter-uncrewed aircraft systems (C-UxS) mission. We...support systems for DoD customer from inception to support and operations and the ability to… more
    CACI International (12/09/25)
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  • Automated Test Framework Software Engineer

    Leidos (Annapolis Junction, MD)
    …difference in National Security!** **Job Summary:** The **Automated Test Framework Software Engineer ** will support the framework of automated tests on multiple ... 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 (12/27/25)
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  • Senior Systems Integration Engineer

    Leidos (Columbia, MD)
    …for designing, implementing, deploying, and maintaining enterprise-level systems that support mission-critical operations . You will work hands-on with ... **Leidos** has a new and exciting opportunity for a **Senior Systems Integration Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (12/03/25)
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  • Senior Network Engineer

    CACI International (Columbia, MD)
    Senior Network Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... Type of Travel: None * * * The Opportunity: - The Sr. Network Engineer will work within the Network Security Implementation and Sustainment (NSIS) Services section… more
    CACI International (12/06/25)
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  • Sr. Network Security Engineer

    CACI International (Columbia, MD)
    Sr. Network Security Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... Type of Travel: None * * * **The Opportunity:** The Sr. Network Engineer will work within the Network Security Implementation and Sustainment (NSIS) Services section… more
    CACI International (11/25/25)
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  • Senior AI/ML Engineer (SWE-3)

    Leidos (Fort Meade, MD)
    …how this program "Delivers Mission Success!" Seeking a motivated AI/ML prototype engineer to support the exciting Corporate Discovery Services mission. ... **Leidos** has a new and exciting opportunity for a **Senior AI/ML Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area… more
    Leidos (12/11/25)
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  • Senior System Engineer

    CACI International (Fort Meade, MD)
    …with quick response capabilities for SIGINT and Cyber Solutions to support mission operations . Includes design manufacturing, testing, and troubleshooting of ... Senior System Engineer Job Category: Engineering Time Type: Full time...management. Opportunity: Provide customer support and infrastructure services… more
    CACI International (11/01/25)
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  • Network Engineer

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a **Network Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (… more
    Leidos (10/12/25)
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