• Test Equipment Testability Engineer

    RTX Corporation (Tucson, AZ)
    …US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship ... required, as only US citizens are eligible for a security clearance ​ ** Security Clearance...integrating state-of-the-art software solutions with the most advanced engineering systems in the world. TEE products are in engineering… more
    RTX Corporation (10/14/25)
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  • Business Analyst/Technical Writer

    Science Systems and Applications, Inc. (Lanham, MD)
    …contracts. The successful candidate must also be able to obtain or maintain security clearance . Key Responsibilities: + Draft detailed business and technical ... Science Systems and Applications, Inc (SSAI) is seeking a...requirements. + Ability to obtain or maintain a government security clearance . + Strong proficiency in drafting… more
    Science Systems and Applications, Inc. (12/19/25)
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  • Engineer Sr - Mechanical, Mechanical Ground…

    BAE Systems (Boulder, CO)
    …Education. + Demonstrated design analysis capability. + Proficiency using CAD software for modeling /drafting. \#LI-JL2 A security clearance or access with ... as a Mechanical Ground Support Equipment (MGSE) Mechanical Engineering Designer at BAE Systems Space and Mission Systems Inc is an exciting opportunity to… more
    BAE Systems (11/14/25)
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  • Principal OR Sr. Principal Computational Physicist

    Northrop Grumman (Jessup, MD)
    …Relocation assistance may be available CLEARANCE TYPE: A US Government security clearance per customer's requirements. TRAVEL: Yes, 10% of the Time ... be a US Citizen. + Ability to obtain and maintain a US Government security clearance per business requirements. **Basic Qualifications for a Sr. Principal… more
    Northrop Grumman (12/05/25)
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  • Systems Integration Engineer, Senior

    COLSA Corporation (Robins Air Force Base, GA)
    …which must be in the DoD + Ability to obtain and maintain a Secret security clearance ; US Citizenship required + Demonstrate proficiency in the use of Microsoft ... Responsibilities: + Perform systems engineering to include expertise in systems design and integration, manufacturing, quality and industrial engineering,… more
    COLSA Corporation (12/15/25)
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  • Mission Engineer - Ground Systems

    Space Dynamics Laboratory (Colorado Springs, CO)
    …Required Qualifications: + Must be a US citizen with an active DoD Top Secret security clearance and SCI eligibility + 10-15+ years of experience and a BS ... Strategic & Military Space Division is seeking a Mission Engineer, Software Systems Engineer, or Multi-Disciplinary Systems Engineer with expertise in… more
    Space Dynamics Laboratory (11/22/25)
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  • Systems Engineer

    Nightwing (Sterling, VA)
    …in the intelligence community, defense, civil, and commercial markets. Job Title: Systems Engineer Location: Sterling, VA Clearance : TS/SCI Poly **This position ... or PowerShell for automating tasks. + Security Knowledge: Understanding security protocols, threat modeling , and vulnerability assessment. + Experience with… more
    Nightwing (09/26/25)
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  • Power and Analog Senior Principal Electrical…

    RTX Corporation (Marlborough, MA)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US ... citizens are eligible for a security clearance ** Security Clearance...power conversion, power distribution, power sub-system design and/or control systems + Experience in modeling and simulation… more
    RTX Corporation (12/06/25)
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  • Senior Fire Protection Engineer

    Mission Support and Test Services (North Las Vegas, NV)
    …information or matter if the duties of the position require a DOE security clearance . Substance abuse or illegal drug use, falsification of information, ... safety design features. + Demonstrate expertise in fire suppression systems , fire modeling , fire barrier design requirements,...be able to obtain and maintain a DOE Q-level security clearance , which requires US citizenship, at… more
    Mission Support and Test Services (11/13/25)
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  • Associate, Systems Engineer (Greenville,…

    L3Harris (Greenville, TX)
    …by law. Please be aware many of our positions require the ability to obtain a security clearance . Security clearances may only be granted to US citizens. In ... sea and cyber domains in the interest of national security . Job Title: Associate, Systems Engineer Job...in systems engineering, systems architecture, systems analysis and design, system performance modeling ,… more
    L3Harris (12/20/25)
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