• Enterprise Systems Engineer

    ManTech (Mclean, VA)
    **ManTech** is seeking a motivated, career and customer-oriented **Enterprise Systems Engineer ** to join our team in **McLean** **, VA** . **Responsibilities ... meet business goals + Oversee the day-to-day operation of Tier 1 - 3 support as needed (troubleshooting, problem resolution support, and Root Cause Analysis (RCA)… more
    ManTech (08/19/25)
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  • Modeling and Simulation Engineer Specialist

    KBR (Reston, VA)
    …+ Proficiency in C++, Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information (SCI) eligibility Desired: + ... Title: Modeling and Simulation Engineer Specialist KBR is seeking a Modeling &...under study in the simulation environment. + Instantiate combat system , platform, and behavior models in the simulation environment.… more
    KBR (08/14/25)
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  • Model Based System Engineer -Junior…

    Solvarus (Chantilly, VA)
    …and active TS /SCI with CI Polygraph. + BS in Engineering, Systems Engineeing, Aeronautical Engineering, Physics, Computer Science, or related STEM degree. + ... 0 to 5 years with BS/BA or 2 to 3 years with MS/MA + Must have a current... engineering models, such as NoMagic Cameo. Experience with systems engineering processes in support of system … more
    Solvarus (08/04/25)
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  • Sr Engineer - Federal

    Lumen (Herndon, VA)
    …division multiplexing + **Candidate must be a US Citizen with an active TOP SECRET /SCI Level clearance** Preferred Qualifications + Bachelor's degree and/or ... trust and transparency. People power progress. We're looking for top -tier talent and offer the flexibility you need to...validation. As a technical and hands-on position, the Senior Engineer will be responsible for systems in… more
    Lumen (09/16/25)
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  • Software Development Engineer in Test II

    TheIncLab (Mclean, VA)
    …US Citizen and willing and eligible to obtain a US Security Clearance at the Secret or Top - Secret level. Existing clearance is preferred. Benefits At ... We're seeking a Software Development Engineer in Test II (SDET II) to design,...or a related field, or equivalent practical experience. + 3 -5 years of professional experience in software quality assurance.… more
    TheIncLab (09/28/25)
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  • Software Engineer Intern (Spring / Fall…

    Leidos (Reston, VA)
    …when submitting your application.** + **Ability to obtain and maintain a** ** Top Secret /SCI with Polygraph** **Security clearance.** + **US Citizenship ... Leidos has a job opening beginning in the Spring of 2027 for a Software Engineer Intern/Co-Op in Reston, VA. Work will consist of a wide range of project tasks… more
    Leidos (09/28/25)
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  • Senior Systems Engineer

    Leidos (Chantilly, VA)
    **Description** We are seeking a ** Systems Engineer with Data Policy experiences** to join our Fort Independence Team here at Leidos. Here you will leverage your ... System Engineering background to help data stewardship and data...data policy governance practices. The right candidate for this Systems Engineering role will have a passion for in… more
    Leidos (09/18/25)
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  • ADC Engineer , Platform Engineering…

    Amazon (Arlington, VA)
    …that has the entrepreneurial feel of a start-up. This is an opportunity to operate and engineer systems on a massive scale, and to gain top -notch experience ... Amazon Dedicated Cloud team is hiring for an ADC Engineer to support CloudTrail, AWS Config and other AWS...Security Professional) or GSEC (GIAC Security Essentials) or SSCP ( Systems Security Certified Practitioner) - 3 + years… more
    Amazon (09/18/25)
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  • Senior Software Engineer /AFSIM Modeler

    KBR (Reston, VA)
    …proficiency in C++, Python, or other programming language + Active Top - Secret clearance with Sensitive Compartmented Information (SCI) eligibility Desired: ... Title: Senior Software Engineer /AFSIM Modeler Belong. Connect. Grow. with KBR! KBR's...contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future… more
    KBR (09/30/25)
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  • Project Engineer SME

    Leidos (Alexandria, VA)
    …Chantilly, VA + Denver, CO + St. Louis, MO + Tucson, AZ **Clearance Level Required:** Top Secret with the ability to obtain SCI, as well as a Polygraph. ... Business Area, is currently seeking a highly experienced Project Engineer who will be responsible for engineering technical aspects...updates for ODC Plan CDRLs; ensure understanding of each system at a high-medium level to support PMR input… more
    Leidos (10/01/25)
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