• System Engineer (TS/SCI)- Senior

    Vexterra Group (Bethesda, MD)
    Job Description: Vexterra is looking to fill a Windows Systems Engineer and Administrator position within the Analysis Solutions Division (ASD) to support the ... tuning/performance enhancements. The individual will provide systems and software operations and maintenance support in a large, multi-enclave enterprise… more
    Vexterra Group (10/14/25)
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  • Senior CNO Software Engineer

    ManTech (Hanover, MD)
    …cyber capabilities, drive excellence in CNO development and lead efforts in advanced Computer Network Operations (CNO). You'll be part of a dynamic team working ... **MANTECH** seeks a skilled and innovative ** Senior CNO Developer** to join our team in...+ Designing and developing new hardware- or software-based Computer Network Operations (CNO) capabilities + Managing the… more
    ManTech (10/14/25)
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  • Senior Software Engineer

    Oracle (Annapolis, MD)
    …and see results in near real time. We are looking for a highly skilled Senior Software Developer to join our team of talented engineers. As an ideal candidate, you ... and reliable solutions, while following best practices in development, testing and Operations . You should thrive in a collaborative, hybrid, and agile environment,… more
    Oracle (11/25/25)
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  • Senior Software Test Engineer

    BigBear.ai (Annapolis Junction, MD)
    … to play a pivotal role in the testing and validation of cutting-edge Computer Network Operations (CNO) tools. This is a high-impact opportunity to support a ... highly visible US Government program focused on advanced software development, integration, and testing. If you're passionate about quality, thrive in fast-paced environments, and want to contribute to national security, we want to hear from you. What you will… more
    BigBear.ai (11/20/25)
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  • Senior Mobile Software Engineer w/…

    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 ... device functions. + Experience performing vulnerability research and protocol analysis ( network traffic, OS events). + Knowledge of end-to-end SIGINT collection and… more
    BigBear.ai (11/15/25)
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  • Senior Engineer - RF Test…

    Leonardo DRS, Inc. (Frederick, MD)
    …and government agencies around the world. **Job Summary** We're hiring a **Sr. Engineer , Test Engineering and Automation** in our **Frederick, MD** office. In this ... tools + Knowledge of data science including machine learning and applied to operations (ie MLOps) preferred + Experience with SQL and database technologies +… more
    Leonardo DRS, Inc. (10/30/25)
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  • FLEX Senior Software Engineer - SEO

    Marriott (Bethesda, MD)
    …of Marriott's websites and systems. This individual will serve as a senior technical resource responsible for managing the full software development lifecycle, from ... Hat Enterprise Linux, Oracle Linux, Windows, CentOS and Mac (OSX) + Network Virtualization: Akamai Global Traffic Management and Edge & Delivery Networks, Elastic… more
    Marriott (12/12/25)
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  • Senior Digital Verification Engineer

    Huntington Ingalls Industries (Fort Meade, MD)
    …$116,245.00 - $190,900.00 Security Clearance: TS/SCI with Poly Level of Experience: Senior This opportunity resides with Warfare Systems (WS), a business group ... and C5ISR systems. HII works within our nation's intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats.… more
    Huntington Ingalls Industries (10/09/25)
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  • Network Engineer - TS/SCI w/Poly

    General Dynamics Information Technology (Annapolis Junction, MD)
    …Bring your engineering expertise along with a drive for innovation to GDIT. The Network Engineer Senior must have: * Education: Bachelor of Arts/Bachelor ... 5 + years of related experience **US Citizenship Required:** Yes **Job Description:** NETWORK ENGINEER We are seeking a highly skilled and self-motivated … more
    General Dynamics Information Technology (10/14/25)
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  • Principal Network Engineer

    Leidos (Odenton, MD)
    **Description** Leidos is seeking a **Principal** ** Network Engineer ** to join our Defense Enclave Services (DES) team at **Ft. Meade, MD.** This is an exciting ... Infrastructure services that will support the transition, infrastructure, network operations and management, engineering and innovation,...team and other key stakeholders. * Serve as the senior Tier III escalation support engineer for… more
    Leidos (10/16/25)
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