• RF Engineer , Senior (Level III)…

    Lockheed Martin (Littleton, CO)
    …for this position, applicants must possess an active security clearance level of: ** TS /SCI with Polygraph** * For long term employment on this program, selected ... candidates will be required to maintain an active security clearance level of: ** TS /SCI with Polygraph** **Desired Skills:** * Background utilizing COTS and GOTS CEN… more
    Lockheed Martin (07/26/25)
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  • Engineer Software 3/4 (active TS

    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 ... roles, Software Engineers, DevOps Engineers, Systems Administrators, Database Administrators, and Network Engineers from entry-level to the most senior chief… more
    Northrop Grumman (06/05/25)
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  • Senior Full Stack Software Engineer

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Full Stack Software Engineer ** in our **National Security Sector's (NSS) Cyber & ... talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence… more
    Leidos (07/31/25)
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  • Staff Systems Engineer - TS /SCI…

    Lockheed Martin (Littleton, CO)
    …system install, integration and verification Who You Are: This position serves as senior member of the integration and test team and works collaboratively alongside ... must have extensive working knowledge of Windows, System Administration, Hardware, Network and LAN support\. Must have extensive knowledge of OS installation… more
    Lockheed Martin (07/26/25)
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  • Principal/ Sr. Principal Network

    Northrop Grumman (Aurora, CO)
    …HS diploma/GED with 10 years of Network Engineering experience + Active/current Top Secret /SCI clearance with adjudicated CI or Full Scope Polygraph at time ... mission. Northrop Grumman Space Systems is seeking a TierIII Network Engineer to join our team based...years of Network Engineering experience + Active/current Top Secret /SCI clearance with adjudicated CI or… more
    Northrop Grumman (08/09/25)
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  • (DoD SkillBridge) Software Engineer

    Northrop Grumman (Aurora, CO)
    …, DevOps Engineer , Systems Administrator, Database Administrator, and Network Engineer peers from entry-level to the most senior chief engineers and ... get to Do:** We are looking for a Software Engineer experienced in Python (as your primary and most...Counterintelligence Polygraph (CI-Poly) **Offers are contingent upon receiving the Top Secret ( TS ) / SCI… more
    Northrop Grumman (06/13/25)
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  • Senior Integration Test Engineer

    Frontier Technology Inc. (Colorado Springs, CO)
    …junior team members. Education/Qualifications + Must be a US Citizen and possess an active Top Secret ( TS ) security clearance (with SCI and SAP eligibility). ... Overview FTI is looking for an experienced Integration Engineer with DevOps or DevSecOps (Development / Security...Operating Systems (RHEL and Windows). + Sufficient familiarity with network technologies (routing, firewalls, VLANs) to be able to… more
    Frontier Technology Inc. (06/19/25)
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  • Senior Systems Engineer

    Sigmatech, Inc. (Colorado Springs, CO)
    …complex experience in network design, development, and documentation + An active Top Secret /SCI security clearance is required + Must have recent and ... Job Descriptions: Senior Systems Engineer Sigmatech is seeking a qualified Senior Systems Engineer to build an engineering education and training system… more
    Sigmatech, Inc. (08/08/25)
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  • Senior Systems Engineer - Clearance…

    Lockheed Martin (Colorado Springs, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression of ... Systems Engineer with networking experience to perform technical planning, network architecture, configuration of Cisco network equipment and cryptographic… more
    Lockheed Martin (07/12/25)
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  • Ground Program Software Engineer 3/4…

    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 ... in Computer Science, Software Engineering, or similar + Current and active ** Top Secret /SCI** clearance + Prior completed Counterintelligence Polygraph (CI-Poly)… more
    Northrop Grumman (07/16/25)
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