• Principal/Sr Principal DevOps Engineer

    Northrop Grumman (Aurora, CO)
    …assessment._ **Basic Qualifications** + Must have an active US Government DoD Top Secret /Sensitive Compartmented Information (SCI) security clearance and ... with Linux Operating Systems Preferably RHEL 8/9 + Must have active Security + or CISSP certification **Preferred Qualifications** + STEM degree + Excellent… more
    Northrop Grumman (07/31/25)
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  • Principal / Sr Principal Systems Engineer

    Northrop Grumman (Aurora, CO)
    …assessment._ **Basic Qualifications** + Must have an **active** US Government DoD Top Secret /Sensitive Compartmented Information (SCI) security clearance ... **at the time of application** [ **_US Citizenship required_** ] + Must have a completed STEM degree _[_ _a degree in the fields of science, technology, engineering, or mathematics]_ + Principal (Level 3) + 5 Years of relevant experience with a completed… more
    Northrop Grumman (06/10/25)
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  • RF Engineer (Level II) - TS /SCI w/…

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

    Leidos (Aurora, CO)
    **Description** Leidos is looking for a Software Engineer to join a high performing agile team using the Scaled Agile Framework (SAFe) methodology to support a ... to support an on-going mission and operational system. **Job Summary** The Software Engineer will perform software development activities as a member of an agile… more
    Leidos (06/17/25)
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  • Software Configuration Management Engineer

    RTX Corporation (Aurora, CO)
    …date.​ US citizenship is required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS /SCI with Polygraph At Raytheon, ... technology, Information Technology (IT), and/or development/scripting experience + Current Security + Certification. + Active and transferable TS /SCI clearance… more
    RTX Corporation (07/24/25)
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  • Electrical Engineer ( TS /SCI…

    Fluor (Aurora, CO)
    …**Job Description** Must have an active (or ability to obtain and maintain) TS /SCI with CI Polygraph Will work under general supervision to initiate, lead, plan, ... ensure quality through testing and validation activities. The Electrical Engineer shall perform, but not limited to: * Support...have an active (or ability to obtain and maintain) TS /SCI with CI Polygraph * US citizen * Have… more
    Fluor (07/30/25)
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  • Full Stack Systems Engineer IT / TS

    Lockheed Martin (Littleton, CO)
    …Creating / editing Standard Operating Instructions \(SOI\) documentation **Basic Qualifications:** * TS /SCI Security Clearance with CI Polygraph Required * US ... This Lockheed Martin Enterprise Operations \(EO\) position will support National Security Space programs in Littleton, CO\. Responsibilities will include: *… more
    Lockheed Martin (07/12/25)
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  • Mechanical Engineer ( TS /SCI…

    Fluor (Aurora, CO)
    …Description** Must have an active (or ability to obtain/maintain) a TS /SCI with polygraph clearance Provides facilities mechanical engineering analysis and oversight ... * US Citizen * Must have an Active (or ability to obtain & maintain) TS /SCI with Poly Clearance Required * Must demonstrate basic computer knowledge (Ie, ability to… more
    Fluor (07/18/25)
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  • Principal Systems Engineer - Active…

    RTX Corporation (Aurora, CO)
    …date.​ US citizenship is required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** TS /SCI without Polygraph At Raytheon, ... We have an exciting opportunity for a Principal System Engineer to join our team. The role is supporting...of system architectures and frameworks. + The principal systems engineer will execute multiple aspects of the systems engineering… more
    RTX Corporation (07/30/25)
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  • Data Center Operations Engineer - TS

    General Dynamics Information Technology (Aurora, CO)
    …Experience troubleshooting hardware or network related issues using Linux-based tools + ** Security Clearance Level** : TS /SCI with active polygraph + ... make a personal impact as a Data Center Operations Engineer supporting customer activities. GDIT is your place to...people are our differentiator. As a Data Center Ops Engineer , you will help ensure today is safe and… more
    General Dynamics Information Technology (07/23/25)
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