• VPN - DMZ and WAN Network Engineer

    Leidos (Norfolk, VA)
    …Leads development of Network SOPs/TTPs. + Continuous Service Improvements (CSI). + System performance tuning and enhancements. + Create and maintain Engineering ... (Virtual Private Network), WAN (Wide Area Network) & DMZ (Demilitarized Zone) Network Engineer located in Norfolk, VA.** Join our team to support the SMIT mission,… more
    Leidos (01/07/26)
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  • Lead Network Engineer

    The MITRE Corporation (Mclean, VA)
    …a difference with us. Department Summary: The team seeks a full-time Lead Network Engineer to support the deployment, operation, and maintenance of IT systems in ... who has prior experience working as a classified Network Engineer . This is an on-premises position on our...or other similar tools + Experience with STIGs and system hardening through Group Policy and/or automation + Experience… more
    The MITRE Corporation (12/17/25)
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  • Cyber Security Implementation Engineer

    CACI International (Springfield, VA)
    …cybersecurity infrastructure and applications running on Windows and Linux operating systems + Engineer and implement cybersecurity solutions leveraging cloud ... Cyber Security Implementation Engineer Job Category: Engineering Time Type: Full time...Evaluate and recommend changes and/or technology upgrades to address performance , standardization and industry best practices + Provide specific,… more
    CACI International (11/14/25)
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  • Mid Level Acoustics Engineer

    Serco (Alexandria, VA)
    …of our sailors. Serco-NA has an opening for and immediately hiring an Acoustic Engineer supporting the Acoustics Systems Integration Team in PMS450, the VIRGINIA ... Class Submarine program office. As the Acoustics Engineer , you will be on a dynamic team providing...coordinating the resources required for the R&D, design, construction, Test and Evaluation (T&E), Live Fire Test … more
    Serco (01/06/26)
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  • F5 Network Engineer

    CACI International (Springfield, VA)
    …and sustainment of local- and wide-area network hardware and services. Develops system specifications, architecture designs, integration and test plans, and all ... F5 Network Engineer Job Category: Information Technology Time Type: Full...compliance with QA standards as well as ensuring service performance indicators are met or exceeded. Experience in reviewing… more
    CACI International (11/10/25)
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  • Software Developer in Test (SDET)…

    Cognizant (Richmond, VA)
    …and working with complex SQL queries to ensure data consistency and system performance . **Key Responsibilities:** + Design, develop, and maintain automated ... of life enjoyed by all. **Job Title:** Software Development Engineer in Test (SDET) - Database, SQL...tools like Postman or RestAssured. + Identify and report performance bottlenecks in database queries and stored procedures. +… more
    Cognizant (01/06/26)
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  • Software Engineer 4 - Tyson's

    M. C. Dean (Vienna, VA)
    …lifecycle of critical facility systems ; + Working with and extending system design tools, as well as developing performance analysis, workflow management, ... for long-term system sustainability. Together we are creating the integrated systems and technologies that shape the built and cyber-physical world. We offer an… more
    M. C. Dean (11/26/25)
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  • Software Engineer

    Virtual Service Operations (Ashburn, VA)
    Software Engineer * WFH Flexible * Ashburn, VA (http://maps.google.com/maps?q=Ashburn+VA+USA) Description Are you looking to take the next steps in your career as a ... Software Engineer ? Let's chat and see if we are a...of the team in design, develop solutions and creating test cases for new development, as well as supporting… more
    Virtual Service Operations (01/06/26)
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  • RF Spectrum Engineer

    Huntington Ingalls Industries (Arlington, VA)
    …with the development and execution of test plans to validate the performance of dynamic spectrum sharing systems , analyzing results to identify areas for ... Clearance: Secret Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare … more
    Huntington Ingalls Industries (10/23/25)
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  • Specialist, Electrical Engineer (ASIC…

    L3Harris (Herndon, VA)
    …in the interest of national security. Job Title: Specialist ASIC/FPGA Design Engineer Job Code: 30424 Job Location: Herndon, VA (on-site) Schedule: 9/80 Regular ... and impact in network and tactical encryption products and systems . Imagine working on the front lines of technology,...Description: Reporting to the Manager, Engineering (ASIC/FPGA), the Design Engineer will be part of the key ASIC/FPGA design… more
    L3Harris (01/07/26)
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