• Principal Systems Engineer - Operational…

    RTX Corporation (Sterling, VA)
    …security clearance **Security Clearance:** DoD Clearance: Top Secret **Principal Systems Engineer ** **- Operational Expert** This position is within the Simulation ... customer satisfaction. **What you will do: ** + Provide technical support to field engineers, technicians and product support...Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a… more
    RTX Corporation (11/04/25)
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  • MBSE Systems Engineer

    SAIC (Chantilly, VA)
    …Intel Space Organization has an opening for a entry to mid level systems engineer to provide Systems Engineering and Technical Assistance (SETA) services to an ... and written communication skills **Qualifications** + Advanced degree in STEM (science, technical , engineering, math) or related discipline + Prior experience in… more
    SAIC (10/29/25)
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  • Principal Network Engineer

    Leidos (Mclean, VA)
    …**Leidos** has a new and exciting opportunity for a **Principal Network Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave,...have a Bachelor's with 12 or more years of prior relevant experience or a Masters with 10 or… more
    Leidos (10/10/25)
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  • Virtual Systems Engineer

    CACI International (Dahlgren, VA)
    Virtual Systems Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of Travel ... Opportunity:** Responsible for applying interdisciplinary engineering skills in the technical planning, systems integration, verification and validation, cost and… more
    CACI International (09/30/25)
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  • Senior Systems Engineer

    SAIC (Chantilly, VA)
    …increasing their responsibilities. SAIC has an opening for a Senior Systems Engineer to provide Systems Engineering and Technical Assistance (SETA) services ... the performance of current and future architecture concepts + Providing technical and programmatic guidance to the architecture and system level requirements… more
    SAIC (11/20/25)
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  • Senior Pipe & Valve Engineer

    Bechtel Corporation (Reston, VA)
    …IPC, etc. + Prior experience developing piping material class sheets & technical specifications. + Knowledge of Smart Reference Data (SRD) in the creation of ... produce more than 500 MWe of power. # Job Summary: Pipe & Valve Engineer will be responsible for planning, developing, coordinating and reviewing plant design and… more
    Bechtel Corporation (11/11/25)
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  • Senior Systems Engineer

    SAIC (Chantilly, VA)
    **Description** SAIC is looking for a Senior Systems Engineer with experience supporting system and satellite verification and validation efforts to support a very ... system and satellite verification and validation events and reviews. + Review technical and programmatic documents and provide technical feedback on verification… more
    SAIC (11/06/25)
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  • Lead EW Embedded Software Engineer

    RTX Corporation (Arlington, VA)
    …processing, optimization, and machine learning. We are searching for a Lead EW Software Engineer who will function as a senior technical contributor and help ... Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required, as only US citizens… more
    RTX Corporation (11/05/25)
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  • Software and Hardware Engineer…

    Amentum (Dahlgren, VA)
    …at the ground floor level. The ideal candidate will have a strong technical foundation in software development with an interest in hardware and software integration. ... travel in support of US military operations. **Software and Hardware Engineer (International Travel) Responsibilities Include:** + Testing and adjusting software… more
    Amentum (10/24/25)
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  • Test Engineer II

    Mercury Systems (Chantilly, VA)
    Req. Number 25-506 Job Description Job Summary: Be a Systems Test Engineer working with Mercury's cross functional engineering teams to provide systems integration, ... of new and existing products. + Provides support for technical discussions, design reviews, acceptance/regression testing, system installation and maintenance… more
    Mercury Systems (10/22/25)
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