• Mid-Career Information System Security Officer

    Lockheed Martin (Littleton, CO)
    …Martin's competitive and comprehensive benefits package here\! **Basic Qualifications:** * Final Top Secret clearance * Ability to obtain and maintain TS/SCI ... information system security operations including auditing the IS, hardware, and software implementations and RMF package authorizations\. * Carry out technical… more
    Lockheed Martin (11/17/25)
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  • Principal Linux Systems Administrator - Polygraph

    Northrop Grumman (Aurora, CO)
    …STIG, JAFAN, or JSIG information system environments + Candidates must have a current DOD ** Top ** ** Secret /SCI** levelsecurity clearance, to include a recent ... smooth operation of multi-user computer systems, including coordination with network, software , and system engineers, PC desktop technicians, project managers, end… more
    Northrop Grumman (11/11/25)
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  • Solution Architect III

    Sierra Nevada Company, LLC (Englewood, CO)
    …to influence and drive consensus among stakeholders. + **Ability to obtain/maintain a Top Secret US Security Clearance with SCI eligibility is required.** ... . **IMPORTANT NOTICE:** This position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship status is required as this… more
    Sierra Nevada Company, LLC (12/07/25)
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  • UAS Conceptual Design Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …creatively to develop innovative design solutions. + **Ability to obtain/maintain a Top Secret US Security Clearance is required** **Qualifications We Prefer:** ... Generate 3D models and detailed design documentation using CAD software . + Collaborate with other engineering teams, including avionics,...position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship… more
    Sierra Nevada Company, LLC (11/21/25)
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  • Chief Engineer - Level 7

    Northrop Grumman (Aurora, CO)
    …or organizations to achieve a common goal. + Must have US Citizenship with an Active DOD Top Secret clearance with SCI at time of application + Demonstrated ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our… more
    Northrop Grumman (11/18/25)
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  • Sr Systems Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …Verification and Validation (V&V) principles + The ability to obtain and maintain a Top Secret US Security Clearance is required + Systems Engineering Expertise: ... . **IMPORTANT NOTICE:** This position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship status is required as this… more
    Sierra Nevada Company, LLC (09/24/25)
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  • Senior ISSE

    Tyto Athene (Colorado Springs, CO)
    …throughout the software development and deployment lifecycle. + This team's top priority is to enable rapid, secure delivery of software applications ... Plans + Working in eMASS and/or Xacta **Clearance:** + Must be eligible for a Top - Secret SCI clearance **Location:** + This is not a remote or hybrid role… more
    Tyto Athene (12/05/25)
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  • Signal Processing Associate Engineering Manager

    Lockheed Martin (Denver, CO)
    …is needed to start in this position, you will need to obtain and maintain a DoD ** Top Secret clearance** , thus **US Citizenship** is required\. - - ... be able to effectively interface with either hardware or software teams\. * Apply sound business acumen to technical...must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should… more
    Lockheed Martin (12/06/25)
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  • Defense Red Switch Network Engineer

    KIHOMAC (Colorado Springs, CO)
    …+ Must be a US citizen + Candidate must be in possession of a minimum DoD issued Top Secret Clearance Physical Requirements: + Able to occasionally reach ... preventive, and corrective maintenance for all DRSN equipment, hardware, software /firmware, and/or Original Equipment Manufacturer (OEM) + Operate all DRSN… more
    KIHOMAC (12/13/25)
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  • Commercial SATCOM, SME

    KBR (Colorado Springs, CO)
    …experience in lieu of degree. Citizenship and Clearance: + US Citizen. + Active Top Secret security clearance with ability to obtain TS/SCI is required. ... plans, operates, and controls military or commercial systems and software . + Experience with; DoD and Service...commercial systems and software . + Experience with; DoD and Service Teleports and Gateways, allocation processes for… more
    KBR (12/10/25)
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