• Principal Systems Engineer (Onsite)

    RTX Corporation (Richardson, TX)
    …we don't just build systems ; we build the future. As a **Principal Systems Engineer ** , you'll support programs involved in modernizing the US Air Force ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (12/12/25)
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  • Integrated Naval Combat Systems

    HII (Virginia Beach, VA)
    …electronic/network systems Credentials + US Citizen + Current or Active DoD Secret Clearance Preferred Requirements + Experience working with DoD customers, ... its fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures… more
    HII (12/12/25)
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  • Systems Engineer I

    Intelligent Waves (Linthicum Heights, MD)
    **Overview** Intelligent Waves is seeking a System Engineer Level I for our cybersecurity contract in Linthicum Heights, MD. This key role analyzes user's ... requirements, design, and technology. Incorporates new plans, designs and systems into ongoing operations. Develops technical documentation. Develops system… more
    Intelligent Waves (12/09/25)
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  • Systems Engineer III

    Intelligent Waves (Linthicum Heights, MD)
    **Overview** Intelligent Waves is seeking a System Engineer Level III for our cybersecurity contract in Linthicum Heights, MD. This key role analyzes user's ... requirements, design, and technology. Incorporates new plans, designs and systems into ongoing operations. Develops technical documentation. Develops system… more
    Intelligent Waves (12/09/25)
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  • Systems Engineer (Level 4)

    Lockheed Martin (Littleton, CO)
    …Ours\. - - - Lockheed Martin Space is looking for an innovative and experienced Systems Engineer to support the team that designs, develops, fields and operates ... Details** * Successful candidate will bring 3\+ years of relevant systems engineering experience * Active Top Secret security clearance * Ability to work onsite… more
    Lockheed Martin (12/04/25)
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  • Principal Systems Engineer (MBSE)…

    RTX Corporation (Aurora, CO)
    …create a safer, more secure world. Raytheon Technologies is seeking a Principal Systems Engineer (MBSE) to provide enterprise-wide systems engineering and ... Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior… more
    RTX Corporation (12/03/25)
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  • Sr Principal Systems Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …with internal teams, SMEs, program management, customer representatives, and subcontractors. The Systems Architect works closely with the Chief Engineer and the ... passion for developing innovation solutions? Join our team! As a Sr Principal Systems Architect you will guide the development and support of the Survivable Airborne… more
    Sierra Nevada Company, LLC (12/03/25)
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  • Cyber Systems Engineer - level 3…

    Northrop Grumman (Dulles, VA)
    …- OR - PhD in a STEM field with 1 year of cyber systems experience + Requires an ** active ** Top-Secret/Sensitive Compartmented Information (SCI) clearance ... in a STEM field with 4 years of cyber systems experience + Requires an ** active ** Top-Secret/Sensitive...of cyber systems experience + Requires an ** active ** Top-Secret/Sensitive Compartmented Information (SCI) clearance [TS/SCI] **at time… more
    Northrop Grumman (12/02/25)
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  • Systems Engineer 4 - SE&V

    Northrop Grumman (Huntsville, AL)
    …-Launch and Missile Defense Systems offers an excellent opportunity for a Sr Principal Engineer Systems - SE&V Deputy EPM to join our team of experienced and ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (11/19/25)
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  • Lead, Systems Engineer (RC-135…

    L3Harris (Nellis Air Force Base, NV)
    …land, sea and cyber domains in the interest of national security. Job Title: Lead, Systems Engineer (RC-135 Raven Simulations Systems ) Job Code: 31299 Job ... with Distributed Mission Operations (DMO). + LINUX and UNIX-based operating systems . + Active Top Secret/SCI clearance. L3Harris Technologies is proud to be an… more
    L3Harris (11/19/25)
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