• Engineer Senior - Thermal

    BAE Systems (Boulder, CO)
    …Thermal Engineering. + Ability to work in a fast paced, team environment. \#LI-JL2 A security clearance or access with Polygraph is not required to be eligible ... of spacecraft and/or precision aerospace electro-mechanical, and/or opto-mechanical flight hardware systems , cryo systems , antenna communication systems ,… more
    BAE Systems (11/25/25)
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  • Guidance, Navigation & Control Engineer, M&S Lead…

    Lockheed Martin (Littleton, CO)
    …with 12\+ years applicable to advanced modeling and simulation of complex systems ** Security Clearance Statement:** This position requires a government ... areas of linear algebra, matrix math, statistics, trigonometry, and coordinate transformations Security Clearance / Work Authorization: * To meet requirements of… more
    Lockheed Martin (11/22/25)
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  • Senior Linux Systems Administrator - 10k…

    Leidos (Aurora, CO)
    …15 years. + **Technical Skills** : Experience with LINUX, Windows and Virtualization + ** Security Clearance ** : Must have an active Top Secret/SCI with Polygraph ... **Description** **Leidos** has a new and exciting opportunity for a **Senior Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber &… more
    Leidos (10/09/25)
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  • Principal Data Modeler and Database Engineer…

    RTX Corporation (Aurora, CO)
    …US Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship ... required, as only US citizens are eligible for a security clearance ​ ** Security Clearance...modeling impacts and design needs. + Collaborate with systems engineers, product owners, architects, and stakeholders to gather… more
    RTX Corporation (10/13/25)
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  • Engineer Sr - Mechanical, Mechanical Ground…

    BAE Systems (Boulder, CO)
    …Education. + Demonstrated design analysis capability. + Proficiency using CAD software for modeling /drafting. \#LI-JL2 A security clearance or access with ... as a Mechanical Ground Support Equipment (MGSE) Mechanical Engineering Designer at BAE Systems Space and Mission Systems Inc is an exciting opportunity to… more
    BAE Systems (11/14/25)
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  • MBSE Modeler

    ISYS Technologies (Colorado Springs, CO)
    … Engineering roles in the development, integration and support of large-scale software intensive systems . + Active Secret clearance + Must have a minimum of 4 ... Minimum Clearance Required Secret Responsibilities I2X Technologies is a...Government. Whether the focus is on space exploration, national security , cyber security , or cutting-edge engineering applications,… more
    ISYS Technologies (12/10/25)
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  • Senior OPIR Systems Engineer

    KBR (Aurora, CO)
    …discussions across multiple groups Clearance Requirement: + Active Top Secret/SCI security clearance with a current Polygraph Belong, Connect and Grow at ... Title: Senior OPIR Systems Engineer KBR is seeking a highly qualified...and assess total constellation performance + Supports and conducts modeling and simulation of Tracking OPIR sensor and constellation… more
    KBR (12/11/25)
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  • OCI Security Engineer Intern - OVIP

    Oracle (Denver, CO)
    …Qualifications: + A minimum of 3+ years of experience in application security , product security , or systems security . + A BS or MS in Computer ... verbal communication skills, strong analytical and problem-solving skills. + Active TS/SCI security clearance . US Veteran transitioning from active service or… more
    Oracle (11/25/25)
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  • Cybersecurity Engineer - Space Systems

    Stratos Solutions (Colorado Springs, CO)
    …assets against evolving threats, ensuring the integrity, confidentiality, and availability of these systems in support of US national security and United States ... Minimum Clearance Requirements: TS/SCI, CI poly desired Position Summary:...skilled Cybersecurity Engineer to lead the safeguarding of space systems , including both space-based assets and associated ground and… more
    Stratos Solutions (12/07/25)
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  • Senior Systems Engineer

    Leidos (Aurora, CO)
    …+ Expert Systems Engineering Professional (ESEP), INCOSE Certified Systems Engineering Professional (ESEP), CISSP, Security + certification, or similar ... **Description** Leidos National Security Sector combines technology-enabled services and mission software...is currently seeking a highly motivated and experienced Senior Systems Engineer for the Chinook Program. The selected candidate… more
    Leidos (11/22/25)
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