• Electromagnetic Environmental Effects (E3)…

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... us, ensuring security and prosperity\. As an Electromagnetic Engineering Effects \(E3\) Engineer , you will support the System Engineering \(SE\) Special… more
    Lockheed Martin (09/20/25)
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  • Lead Sr. Staff SE/SEIT - Top Secret

    Lockheed Martin (Littleton, CO)
    …future of our systems engineering efforts\! **Basic Qualifications:** * Current/Active DoD Top Secret Security Clearance with SCI eligibility * Strong ... ideal candidate, you will have a strong background in systems engineering, integration, and test, with experience leading teams...must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You… more
    Lockheed Martin (09/24/25)
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  • Senior Test Engineer ( TS

    KBR (Colorado Springs, CO)
    Title: Senior Test Engineer ( TS / SCI ) Senior Test...Active TOP SECRET clearance with sensitive compartmentalized information ( SCI ) and ... contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future...within last 5 years. + Candidate must maintain a TS / SCI clearance as a condition of employment… more
    KBR (08/02/25)
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  • Sr Principal Software Engineer Java…

    Northrop Grumman (Colorado Springs, CO)
    …history. Northrop Grumman is seeking a Sr Principal Software Engineer Java with a Top Secret / SCI clearance and a Counter Intel Polygraph to work on-site ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...for status & control of ground equipment. * Provide TS / SCI Java software development. Perform all aspects… more
    Northrop Grumman (09/10/25)
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  • Mid Level Digital Signal Processing…

    Parsons Corporation (Denver, CO)
    …processing, communications, and signal localization challenges **Security Clearance Requirement:** An active Top Secret SCI security clearance is required ... seeking qualified candidates to fill a Digital Signal Processing Engineer (DSP) positions at our headquarters in Chantilly, VA....in Electrical Engineering, Computer Engineering or related discipline + TS / SCI is required ( TS / SCI more
    Parsons Corporation (09/24/25)
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  • Junior Software Engineer - TS

    Parsons Corporation (Denver, CO)
    …Grid Systems , Parallel Processing, Threading **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required for ... Envisioneering is seeking qualified candidates to fill a **Software Engineer ** position at our Denver, CO location. Blue Ridge...experience in software design/development, data structures, and algorithms + TS / SCI w/ Poly is required + Minimum… more
    Parsons Corporation (09/24/25)
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  • Software/DevOps Engineer 3/4 (Active…

    Northrop Grumman (Aurora, CO)
    …An additional 4 years of experience can be considered in lieu of degree. + **Active Top Secret / SCI security clearance required at time of application with a ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...Software and Digital Engineering department which has 200+ Software Engineer , DevOps Engineer , Systems Administrator,… more
    Northrop Grumman (08/13/25)
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  • Staff Engineer Software (Active TS

    Northrop Grumman (Aurora, CO)
    …An additional 4 years of experience can be considered in lieu of degree + **Active Top Secret / SCI security clearance required at time of application with a ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...be a part of our mission! Northrop Grumman Space Systems is seeking a Staff Software Engineer more
    Northrop Grumman (08/12/25)
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  • Senior Systems Engineer - TS

    RTX Corporation (Aurora, CO)
    …create a safer, more secure world. We have an exciting opportunity for a **Senior Systems Engineer ** supporting one of the premier programs within the Air & ... citizens are eligible for a security clearance​ **Security Clearance:** TS / SCI without Polygraph At Raytheon, the foundation...Space Defense Systems (ASDS) business unit . This role leverages and… more
    RTX Corporation (08/20/25)
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  • Software Engineer TS / SCI

    Leidos (Aurora, CO)
    …three years while continuing to support an on-going mission and operational system . **Job Summary** The Software Engineer will perform software development ... **Description** Leidos is looking for a Software Engineer to join a high performing agile team...an agile development team. You must have an active/current TS / SCI Polygraph up front (this is firm).… more
    Leidos (09/15/25)
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