• Senior. Platform Engineer - Linux (FEP) Onsite

    RTX Corporation (Aurora, CO)
    …Cryptographic equipment in a secure environment + Active and current TS/SCI / CI Poly security clearance is required day 1, as only US citizens are eligible for ... a security clearance **Qualifications We Prefer** + Experience with verification and hardening IT systems in compliance with Security Technical Implementation Guides (STIGs) + Extensive Linux CLI development experience + Experience in Network designs and… more
    RTX Corporation (12/02/25)
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  • Senior Platform DevOps Engineer (Onsite)

    RTX Corporation (Aurora, CO)
    …languages (Eg Python, Java, Ruby, Bash, C++, C#, Go) + Current TS/SCI with CI Poly security clearance is required on day 1. US citizenship is required, as only US ... citizens are eligible for a security clearance **Qualifications We Prefer** + Experience deploying, configuring, and supporting CICD Pipelines tools (Eg Jira, Confluence, Bit Bucket, Jenkins, Artifactory, Gitlab) + Experience developing, testing & delivering… more
    RTX Corporation (11/29/25)
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  • RF Engineer, Staff (Level IV) - Top Secret…

    Lockheed Martin (Littleton, CO)
    …you must be a US Citizen for consideration\. **Clearance Level:** TS/SCI w/ Poly **Other Important Information You Should Know** **Expression of Interest:** By ... applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match\. Should this match be identified you may be contacted for this and… more
    Lockheed Martin (11/26/25)
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  • Spacecraft Signals Analyst

    KBR (Denver, CO)
    …$192,400 USD annually Qualifications: Required Qualifications: + Active/Current TS/SCI with Poly + Bachelors of Science degree in engineering or technical discipline ... + 5 years experience with space/ground aerospace systems engineering + Knowledge of SIGINT collection space systems + Understanding of RF environments and space signal propagations Desired Qualifications: + Exposure to the tasking, collection, and processing… more
    KBR (11/26/25)
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  • Systems Engineer

    DCCA (Aurora, CO)
    …Visit our website at: www.dcca.com Systems Engineer Candidate must have an active TS/SCI w/ Poly For over 40 years, DCCA has provided a broad range of IT services ... to government agencies and commercial enterprises, helping them to feel confident in their IT infrastructure. With DCCA, these organizations can be confident in the flexibility and skill of their IT partners, allowing them to upgrade their technology quickly… more
    DCCA (11/26/25)
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  • Information Systems Security Manager (ISSM) II

    General Dynamics Information Technology (Colorado Springs, CO)
    …+ Required - Active/Curre TS/SCI + Must be able to obtain CI Poly . \#AirforceSAPOpportunities The likely salary range for this position is $107,185 - $145,015. ... This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. Our benefits package for all US-based employees… more
    General Dynamics Information Technology (11/25/25)
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  • RF Engineer - TS/SCI

    Lockheed Martin (Littleton, CO)
    …you must be a US Citizen for consideration\. **Clearance Level:** TS/SCI w/ Poly **Other Important Information You Should Know** **Expression of Interest:** By ... applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match\. Should this match be identified you may be contacted for this and… more
    Lockheed Martin (11/22/25)
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  • Tier 3 O&M Network Engineer

    Leidos (Colorado Springs, CO)
    …scalable information technology solutions. Required Qualifications: + Required Clearance: TS/SCI with Poly + Candidate must have 16 years of experience that can be ... a combination of work history and education. This equates to a Doctorate and 8 years, master's and 10 years, bachelor's and 12 years, associates and 14 years orHS diplomaand 16 years. Additional required qualifications include: + Must comply with DoD 8570… more
    Leidos (11/22/25)
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  • TSSCI Systems Administrator (Level 2)

    Insight Global (Louisville, CO)
    …at this company. You must have an active TSSCI and ability to obtain a CI Poly . This position is paying $81,000-112,000, and is 6-month contract to hire. It is 5 ... days onsite in Louisville or Centennial. During the contract period, insurance and a 401K program is offered. Upon conversion, you are eligible for an annual bonus, RSU's, insurance benefits, and an industry leading 401K match program. If you're interested,… more
    Insight Global (11/22/25)
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  • Software Engineer

    DCCA (Westminster, CO)
    …Visit our website at: www.dcca.com Software Engineer Candidate must have an active TS/SCI w/ Poly to be considered . For over 40 years, DCCA has provided a broad ... range of IT services to government agencies and commercial enterprises, helping them to feel confident in their IT infrastructure. With DCCA, these organizations can be confident in the flexibility and skill of their IT partners, allowing them to upgrade their… more
    DCCA (11/21/25)
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