• Satellite Systems Engineer I-Level

    SAIC (Chantilly, VA)
    …support including, but not limited to: trade studies, requirements management, modeling and analysis , space vehicle integration, system-level and ... **Description** SAIC has an exciting opportunity for a Systems Engineer with 5 to 7 years of systems engineering...systems engineering, software development, launch and operations, root cause analysis . + 3+ years or more experience working in… more
    SAIC (08/07/25)
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  • Senior Associate Systems Engineer

    L3Harris (Springfield, VA)
    …domains in the interest of national security. Job Title: Senior Associate, Systems Engineer - Watch Officer (Active TS/SCI w/CI Poly Required) Job Code: 25423 Job ... and external stakeholders, along with routine development of mission-focused analysis and operational communication. Our team is cohesive, collaborative, and… more
    L3Harris (07/17/25)
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  • Staff Mission Architect Engineer - TS/SCI…

    Northrop Grumman (Dulles, VA)
    …on mission capability, analysis , and CONOPS + Performs system-of-system trades, modeling , simulation and analysis to assess space mission architecture ... activities, including RFI/RFP preparation, customer presentations and demonstrations, and competitor analysis + Brief and lead technical meetings for senior leaders… more
    Northrop Grumman (08/22/25)
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  • GIS Software Engineer , Lead

    WR Systems (Norfolk, VA)
    …+ Multi-threading + Inter-process communication + Buffering and data persistence + Modeling and simulation + Solid understanding of data filtering, real-time ... SUMMARY: WR has an opportunity for a GIS Software Engineer , Lead to support the design and development of...+ Independently formulate and design software systems using scientific analysis and mathematical models to predict and measure outcomes… more
    WR Systems (09/28/25)
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  • Network Engineer

    Nightwing (Herndon, VA)
    …community, defense, civil, and commercial markets. Nightwing is seeking a cleared Network Engineer in the Herndon area. The selected candidate will work as part of ... matter expertise in the field of network engineering and communications modeling . Provides support in the translation of business requirements into… more
    Nightwing (09/23/25)
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  • Propulsion System/Rocket Motor Test…

    L3Harris (Orange, VA)
    …interest of national security. Job Title: Sr. Specialist, Propulsion / Rocket Test Engineer Job ID: 28745 Job Location: Orange, VA Job Schedule: Shift: 9/80: ... ramjet/scramjet testing, aeroheat material testing, dynamic/environmental testing, and high-altitude simulation (vacuum) testing. Essential Functions: Under general supervision: +… more
    L3Harris (09/18/25)
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  • Senior Engineer

    Nou Systems, Inc. (Fort Belvoir, VA)
    …technical RETS IDIQ and relevant Task Orders (TOs) + Provide mission engineering, modeling & simulation , developmental test & evaluation, and operations research ... are pleased to announce an opening for a senior engineer who will join our Engineering Services Team in...experience in a technical field related to the technical analysis of complex Department of Defense (DoD) weapon systems.… more
    Nou Systems, Inc. (09/11/25)
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  • Senior Electrical Engineer (H)

    SimIS Inc. (Dahlgren, VA)
    …of projects built by others. The candidate will perform analog circuit/network analysis with an understanding of power semiconductor physics and the implication of ... physics on terminal parameters. The candidate will also utilize SPICE/PSPICE modeling of circuits, schematic capture, printed circuit board layout, and circuit… more
    SimIS Inc. (07/11/25)
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  • Mechanical Engineer - Multiple Levels - Top…

    Leidos (Reston, VA)
    …Cybersecurity experience - Monitoring advanced threats and managing security services. + Modeling and Simulation support. Augmented Reality / Virtual Reality ... Electric, Siemens, DeltaV, Wonderware, Emerson, etc. + Experience with one or more modeling programs such as Revit MEP, SketchUP. Solidworks, VentSIM, UTAS, etc +… more
    Leidos (09/20/25)
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  • C++ Software Engineer (DC, NoVA)

    Stellar Science (Vienna, VA)
    …(CAD) + Aerospace vehicles, orbital mechanics, electromagnetics, space situational awareness + Modeling and simulation , including directed energy + Code sample ... including space situational awareness, computer vision, directed energy, metamaterials, and biothermal modeling . Experience in any of the following is a plus: +… more
    Stellar Science (08/07/25)
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