• Principal Software Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …architecture making an impact on a software engineering team + Active Top Secret US Security Clearance w/ SCI eligibility is required **Qualifications We ... more (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/active Top Secret with SCI eligibility US Security… more
    Sierra Nevada Company, LLC (11/07/25)
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  • Sr Staff Engineer Software

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... You'll get to Do:** We are looking for a Software IPT Lead to manage an agile software...execute program objectives. **Basic Qualifications:** + **Requires an active Top - Secret /Sensitive Compartmented Information (SCI) clearance at time… more
    Northrop Grumman (11/15/25)
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  • Staff (Level 5) Systems Engineer

    Northrop Grumman (Aurora, CO)
    …they're making history. We are seeking a highly skilled and motivated **Systems Integration and Test Engineer ** to join our dynamic team in Aurora, CO. The ideal ... be capable of determining how best to integrate and test software changes in a complex system...Agile processes and scrum. + Must have an **active Top Secret /SCI clearance with current Full-Scope Polygraph… more
    Northrop Grumman (11/07/25)
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  • Integration/CDS Engineer

    ISYS Technologies (Colorado Springs, CO)
    Minimum Clearance Required Top Secret Responsibilities I2X Technologies is a reputable technology services company to the Federal Government. Whether the focus ... our government customers. I2X Technologies is seeking a Integration/CDS Engineer to support ongoing activities for a customer in...position will be on-site and will require an active Top Secret clearance. + Responsible for the… more
    ISYS Technologies (11/07/25)
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  • Systems Engineer

    Lockheed Martin (Littleton, CO)
    …stakeholders \(suppliers, mission partners and USG laboratories\.\) * US citizenship required, Top Secret clearance required prior to start\. * Be accountable ... interested in joining LM and working as a Systems Engineer , please apply to this requisition\. - - -...to engage internal and external stakeholders\. * Active DoD Top Secret clearance or higher, or the… more
    Lockheed Martin (11/02/25)
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  • Telecommunications Engineer

    SAIC (Aurora, CO)
    …as program office support on behalf of this customer. Active Top Secret /SCI clearance with current polygraph ( TS /SCI with Polygraph) is required to start ... **JOB DESCRIPTION:** SAIC is seeking a long-haul fiber Telecommunications Engineer in **Aurora, CO** area to support a government...plus years experiences working Tier 3 anomaly resolution. + Top Secret /SCI with Polygraph required to start… more
    SAIC (11/06/25)
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  • Senior Reliability Engineer

    Lockheed Martin (Highlands Ranch, CO)
    …analysis investigations * US Citizenship with the ability to acquire and maintain a Top Secret or higher security clearance **Desired Skills:** * Spacecraft / ... a better tomorrow with you\. As a Senior Reliability Engineer , you will support the Systems Engineering \(SE\) Special...fields outside of Systems Engineering * Active or Current Top Secret or higher security clearance **Security… more
    Lockheed Martin (11/05/25)
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  • Sr. Principal Systems Engineer

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our ... Space Systems (NGSP) is seeking a **Sr. Principal** **Systems Engineer ** to support a program out of our **Aurora,...experience with a PhD. + Must have an active Top Secret /SCI clearance at the time of… more
    Northrop Grumman (09/24/25)
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  • DevSecOps Engineer

    SMX (Boulder, CO)
    …CI pipelines. + Integrate CI pipelines with development tools for artifact management, software test , software quality assessment, etc. + Implement ... DevSecOps Engineer (4387)at SMX(View all jobs) (https://www.smxtech.com/careers/) Boulder, CO...require the ability to obtain a US government DoD Top Secret Security clearance. Interim or Active… more
    SMX (10/29/25)
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  • Engineer II - Mission Ops Systems…

    BAE Systems (Boulder, CO)
    …by the US Secretary of Education, US Department of Education. + A current, active Top Secret security clearance is required with ability to obtain and maintain ... **Job Description** We re seeking a self-motivated systems engineer to join our Systems Operations & Sustainment...Engineering (MBSE). + Experience in related disciplines such as software engineering, hardware engineering, or integration & test more
    BAE Systems (11/07/25)
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