• Principal Linux Systems Administrator - Polygraph

    Northrop Grumman (Aurora, CO)
    …or JSIG information system environments + Candidates must have a current DOD ** Top ** ** Secret / SCI ** levelsecurity clearance , to include a recent ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Polygraph TRAVEL: Yes, 10% of the...do some of the best work of your career. ** Information Technology Professionals, We Want You!** The Northrop Grumman… more
    Northrop Grumman (06/25/25)
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  • Principal/Sr. Principal Network Engineer

    Northrop Grumman (Aurora, CO)
    …Engineering experience for Level 4 Senior Principal Network Engineer placement + Active/current Top Secret / SCI clearance with adjudicated Polygraph at ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Polygraph TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our… more
    Northrop Grumman (06/10/25)
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  • Sr. Program Planner II - Onsite

    RTX Corporation (Aurora, CO)
    …is required, as only US citizens are eligible for a security clearance ​ **Security Clearance :** DoD Clearance : TS / SCI At Raytheon, the foundation of ... related field and a minimum of 5 years' experience. + Active and transferable TS / SCI US government issued security clearance is required prior to start date… more
    RTX Corporation (09/03/25)
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  • Network Engineer, Staff

    Lockheed Martin (Boulder, CO)
    …, you must be a US Citizen for consideration\. ** Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of Interest:** ... work/life balance and more\. \#LI\-CS1 **Basic Qualifications:** * Final Secret clearance prior to start and ability...clearance prior to start and ability to obtain TS / SCI clearance * Hands\-on experience… more
    Lockheed Martin (08/15/25)
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  • Defensive Cyber Engineer

    Lockheed Martin (Aurora, CO)
    …, you must be a US Citizen for consideration\. ** Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of Interest:** ... through remediation * Experience with SIEM technologies such as LogRhythm or Splunk * TS / SCI clearance * DoD 8140 \(formerly 8570 IAT II\) Certification… more
    Lockheed Martin (08/08/25)
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  • Database Administrator Sr.

    Lockheed Martin (Longmont, CO)
    …, you must be a US Citizen for consideration\. ** Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of Interest:** ... BS degree or above\.** **Selected candidate must have a Secret security clearance prior to start\.** Our... prior to start and ability to obtain a TS / SCI clearance \. **Desired Skills:** *… more
    Lockheed Martin (07/18/25)
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  • Software Engineers - All Levels

    DCCA (Littleton, CO)
    …code coverage . Providing inputs towards the architecture solution . TS or TS / SCI security clearance Required Skills: . Experience in Java . Agile ... Engineers - All Levels Candidate must have an active TS / SCI to be considered For over 40...or equivalent . Engineer Consultant (CT11): Senior consultant to top management typically with an advanced degree and 18+… more
    DCCA (08/22/25)
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  • Senior Systems Engineer (MBSE) (Onsite)

    RTX Corporation (Aurora, CO)
    …start date.​ US citizenship is required, as only US citizens are eligible for a security clearance ​ **Security Clearance :** TS / SCI with CI Poly - Current ... environment (Government, Military, SETA, and Contractor). + **An active and transferable TS / SCI CI Poly US government issued security clearance is required… more
    RTX Corporation (09/03/25)
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  • Principal System Administrator

    RTX Corporation (Aurora, CO)
    …start date.​ US citizenship is required, as only US citizens are eligible for a security clearance ​ **Security Clearance :** TS / SCI with CI Poly - Current ... + Apply security hardening settings and work with our Information Assurance partners to maintain compliance with standards +...+ Must have active and transferable US government issued ** TS / SCI with poly security clearance **… more
    RTX Corporation (09/03/25)
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  • Principal Systems Engineer (Onsite)

    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, ... (RFC) impact reviews and assessment experience. + **An active and transferable TS / SCI CI Poly US government issued security clearance is required prior to… more
    RTX Corporation (09/03/25)
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