• Schnabel Engineering (Sterling, VA)
    …growing practice in the Northern Virginia area. We seek candidates which provide subject matter expertise and problem-solving skills to analyze above and ... underground structures and related systems which are included in these facilities. The ideal...ABET-accredited university, or equivalent experience + A Licensed Professional Engineer is highly desirable. + 10+ years of professional… more
    DirectEmployers Association (09/18/25)
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  • Systems Engineer - Subject

    Noblis (Chantilly, VA)
    Responsibilities As a Systems Engineer SME, you will provide expert leadership in planning, designing, and implementing sophisticated additions and changes to ... network hardware, infrastructure server environments, and operating systems with special emphasis on Top Secret classification enclaves....work and balance the other things in life that matter to them. Our people are our greatest asset.… more
    Noblis (11/01/25)
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  • Systems Engineer SME

    Leidos (Chantilly, VA)
    …part of the Decision Advantage Solutions Business Area, is currently seeking a highly experienced Systems Engineer Subject Matter Expert (SME) for the ... decisions, and shape the design, development, and integration of complex geospatial systems in support of national security. Position may be performed in the… more
    Leidos (10/11/25)
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  • Data Engineer - Subject

    Noblis (Chantilly, VA)
    Responsibilities As a Data Engineer SME, you will be responsible for engineering tasks to deliver advanced analytic applications across classified environments. You ... Services requirements by integrating various intelligence data sources and systems . + Develop and maintain data analytics solutions for...work and balance the other things in life that matter to them. Our people are our greatest asset.… more
    Noblis (10/30/25)
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  • Software Engineer - Subject

    Noblis (Chantilly, VA)
    Responsibilities As a Software Engineer SME, you will provide technical leadership in the design, development, testing, and management of complex application ... + Architect software solutions that effectively interact with cross-domain systems + Optimize existing code and recommend process improvements...work and balance the other things in life that matter to them. Our people are our greatest asset.… more
    Noblis (10/30/25)
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  • Network Engineer - Subject

    Noblis (Chantilly, VA)
    Responsibilities As a Network Engineer SME, you will provide expert leadership in designing, implementing, and managing sophisticated network systems and ... will ensure the reliability, security, and performance of network systems that enable users to access highly sensitive data...work and balance the other things in life that matter to them. Our people are our greatest asset.… more
    Noblis (10/30/25)
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  • Scientist, Systems Engineer

    L3Harris (Ashburn, VA)
    …and experience in project engineering management and development program execution. The Advanced Concept Engineer must be a subject matter expert in multiple ... in the interest of national security. Job Title: Scientist, Systems Engineer - Ashburn/Palm Bay - Secret...customer's CONOPS and requirements, perform trade studies, engage L3Harris Subject Matter Experts (SMEs) to architect an… more
    L3Harris (10/26/25)
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  • Senior Scientist, Systems Engineer

    L3Harris (Herndon, VA)
    …competitive assessment, project engineering management and development program execution. The Advanced Concept Engineer should be a subject matter expert in ... the interest of national security. Job Title: Senior Scientist, Systems Engineer Job Code: 28926 Job Location:...customer's CONOPS and requirements, perform trade studies, engage L3Harris Subject Matter Experts (SMEs) to architect an… more
    L3Harris (10/05/25)
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  • Systems Test Engineer / Principal…

    Northrop Grumman (Chantilly, VA)
    systems that are operated globally. The team provides 24/7/365 subject matter expert (SME) support to ensure the systems are functioning properly. In ... Grumman Mission Systems ** is seeking a candidate to fill a ** Systems Test Engineer / Principal Systems Test Engineer ** position. This position… more
    Northrop Grumman (10/23/25)
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  • Space Acquisition Systems Engineer

    Sciolex Corporation (Chantilly, VA)
    …the utmost employee care. Responsibilities We are looking for a Space Acquisition Systems Engineer to provide systems engineering and technical advisory ... architectures, and hardware and software solutions. The Space Acquisition Systems Engineer will serve as the System... will serve as the System Program Office (SPO) Subject Matter Expert (SME) providing programmatic oversight… more
    Sciolex Corporation (10/09/25)
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  • Scientist - Program Chief Systems

    L3Harris (Ashburn, VA)
    …for the engineering staff on the program. Essential Functions: * Provide subject matter expert technical leadership, maintain customer communications, and be ... assistance is available to qualified applicants Job Description: The Scientist - Systems Engineering, Program Chief Engineer for the Precision Attack Strike… more
    L3Harris (09/04/25)
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  • Systems Engineer

    KBR (Chantilly, VA)
    Title: Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology solutions ... the future of space defense. KBR is seeking a Systems Engineer (SE) to support the SSPO...counterparts, functional counterparts, and other spacecraft, payload and ground subject matter experts + Advise and mentor… more
    KBR (09/17/25)
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  • Cloud Engineer (Splunk)

    BAE Systems (Herndon, VA)
    …provisioning using IaC and CI/CD pipelines. + Incident Response: Act as subject matter expert during highseverity incidents, lead root cause analysis, ... of complex environments involving shared networks and multiple security enclaves + Systems Engineer with Data Engineer background + Ability to manage and… more
    BAE Systems (10/15/25)
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  • Principal Software Systems Engineer

    RTX Corporation (Sterling, VA)
    …Clearance:** DoD Clearance: Secret Collins Aerospace is looking for a Principal Software Systems Engineer - IPT Lead with a passion for engineering and ... military customers. https://www.collinsaerospace.com/what-we-do/industries/military-and-defense/navigation/airborne-products/attitude-and-heading-reference-system/athena-gs111r-uas-autopilot-adahrs-pnt-hub As a Software Systems Engineer - IPT… more
    RTX Corporation (10/29/25)
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  • Acquisition Systems Engineer Senior…

    SAIC (Chantilly, VA)
    Systems Engineer is part of a team of high-performing subject matter experts (SMEs) responsible for planning, development and execution of new ... as part of an exciting and innovative set of programs. The **Acquisition Systems Engineer ** provides support to the Systems Program Office (SPO) in… more
    SAIC (10/23/25)
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  • Satellite Systems Engineer

    SAIC (Chantilly, VA)
    …experience working on a Government or Commercial satellite program as a lead system engineer or subject matter expert + Effective interpersonal skills ... in systems engineering principles and practical experience with satellite systems . The Satellite System Engineer oversees developer satellite system design,… more
    SAIC (10/08/25)
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  • Electrical Engineer : Electrical…

    Northrop Grumman (Dulles, VA)
    …by the program. You will collaborate with team members from multiple subsystems and Subject Matter Experts (SME) to achieve a system that meets requirements. ... This can include Program Management (PM), Chief Engineer (CE), Lead Systems Engineer (LSE), Electronic Power Systems (EPS), Integration and Test (I&T),… more
    Northrop Grumman (09/17/25)
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  • Global Systems Engineer

    Meta (Ashburn, VA)
    **Summary:** Meta is seeking a forward thinking, experienced Data Center Systems Engineer to join the Data Center Site Operations team. Our data centers, and the ... clear and timely communication with global teams. **Required Skills:** Global Systems Engineer Responsibilities: 1. Deliver maximum server fleet up-time… more
    Meta (10/20/25)
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  • Space Vehicle Systems Engineer

    KBR (Chantilly, VA)
    Title: Space Vehicle Systems Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced ... our national security. KBR is looking for Space Vehicle Systems Engineer to join our Proliferated Synthetic...Work as part of a team with technical domain Subject Matter Experts (SMEs) to provide technical… more
    KBR (11/01/25)
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  • Chief Engineer Cyber IT Program

    BAE Systems (Sterling, VA)
    …The Chief Engineer leads a small team of core technical subject matter experts in cybersecurity architecture, development, integration, operations, and ... intelligence missions. Required work will support mostly classified IT systems . The Chief Engineer also must be...support mostly classified IT systems . The Chief Engineer also must be experienced with management, staffing, schedule,… more
    BAE Systems (09/09/25)
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