• Sr. Software Engineer TS /SCI…

    Leidos (Aurora, CO)
    **Description** Leidos has an exciting opportunity for a Sr. Software Engineer ! *Must have an active TS /SCI Polygraph up front. No exceptions.* You will perform ... as both an individual and a member of our top -notch agile development team building a large complex enterprise...XML canonicalization, digital signatures). Must have experience developing on Windows , and/or Linux operating systems . Must have… more
    Leidos (12/10/25)
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  • Systems Administrator ( TS /SCI…

    Fluor (Aurora, CO)
    …* Managing and creating policies in an Active Directory/Group Policy. * Hardening Windows systems and patching remediating as required in a timely manner. ... polygraph * Security + certification or ability to obtain * Install/configure Windows operating systems and software applications to include Active Directory,… more
    Fluor (10/29/25)
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  • Systems Engineer

    ISYS Technologies (Schriever AFB, CO)
    Minimum Clearance Required Top Secret SCI Responsibilities I2X Technologies is a reputable technology services company to the Federal Government. Whether the ... of our government customers. I2X Technologies is seeking a Systems Engineer to support ongoing activities for...position will be on-site and will require an active Top Secret /SCI clearance. + Position is normally… more
    ISYS Technologies (12/10/25)
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  • Lead, DevOps Cloud Software Engineer

    L3Harris (Colorado Springs, CO)
    …+ Utilize a mixture of Windows and Linux environments. + Maintain Top Secret Clearance, which requires US Citizenship. Qualifications: + Bachelor's Degree ... interest of national security. Job Title: Lead, Chief Software Engineer / AWS DevOps Cloud Job Code: 31973 Job...of 13 years of prior related experience. + DoD Top Secret or TS /SCI Clearance.… more
    L3Harris (12/20/25)
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  • Relay Ground System (RGS) Antenna Engineer

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our ... Master's degree with 0 years related experience + Active Top Secret clearance with SCI eligibility required...in multi-disciplinary engineering teams. + Experience with multiple operating systems ( Windows , Linux, etc.) + Ability to… more
    Northrop Grumman (01/10/26)
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  • Senior Specialist, Software Engineer

    L3Harris (Schriever AFB, CO)
    …experience. In lieu of a degree, minimum of 10 years of prior related experience. + Top Secret or TS /SCI Clearance + Experience in VMWare and Hyper-V, and ... interest of national security. Job Title: Senior Specialist, Software Engineer / Virtualization Engineer Job Code: 32251...troubleshooting and support of new system fielding. + Maintain Top Secret Clearance, which requires US Citizenship.… more
    L3Harris (12/20/25)
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  • Principal Engineer Software - X-Lab…

    Northrop Grumman (Colorado Springs, CO)
    …and interpersonal skills **Preferred Qualifications:** + A current, active in-scope DoD-issued ** Top Secret /SCI** security clearance at the time of application ... and tight deadlines + Application deployment, integration, and troubleshooting + Operating systems experience with ** Windows ** & **Unix/Linux** + Experience with… more
    Northrop Grumman (01/09/26)
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  • Cloud Engineer

    Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
    …IT/Cloud automation knowledge and experience + Ability to attain and maintain an US Gov SECRET and TOP SECRET / SCI clearance. Preferred Skills and ... do the right thing. Kratos is seeking a Cloud Engineer with a minimum of 5 years' experience in...Experience + RMF/Cyber Experience + Experience using Windows , Unix and other Operating Systems +… more
    Kratos Defense & Security Solutions, Inc. (12/21/25)
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  • Network Operations Center Help Desk…

    L3Harris (Colorado Springs, CO)
    …Specialist, Information Assurance for our Colorado Springs, CO site. The Senior Network Specialist Engineer requires an active Top Secret Clearance with SCI ... interest of national security. Job Title: Sr. Associate Network/Helpdesk Engineer Job Code: 32552 Job Location: Colorado Springs, CO...8140 (eg CISSP or Security+) + Must have a Top Secret clearance with eligibility to SCI… more
    L3Harris (01/07/26)
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  • Theater Engineer

    Paragon Cyber Solutions (Colorado Springs, CO)
    …Command (USSTRATCOM) and US Air Force Space Command (AFSPC) missions. Clearance: Top Secret Security Clearance with SCI Eligibility Travel Required: Yes ... and experience. + Three (3) or more years of systems administration experience supporting Windows and Linux....currently have and be able to maintain a DoD Top Secret Security Clearance with SCI Eligibility… more
    Paragon Cyber Solutions (10/22/25)
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