• Principal Platform Engineer / Linux (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, ... Java , Ruby, Bash, C++, C#, Go) + Current TS / SCI / CI Poly issued security ...the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances… more
    RTX Corporation (09/09/25)
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  • Principal Signals Software Engineer (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 Poly - Current At ... You Must Have** + Active and transferable ** TS / SCI with Polygraph** US government issued security clearance...the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances… more
    RTX Corporation (08/30/25)
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  • Senior Software Infrastructure Engineer (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 Poly - Current At ... Must Have** + Active and transferable US government issued ** TS / SCI with Polygraph** security clearance ...the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances… more
    RTX Corporation (08/30/25)
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  • Senior. Platform Developer 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, ... + or ability to obtain + Active and current TS / SCI / CI Poly security clearance...the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances… more
    RTX Corporation (07/23/25)
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  • System Administrator

    KBR (Colorado Springs, CO)
    …Standard Qualifications: Required: + Security Clearance : Must have an active US government Top Secret / SCI security clearance , which is something only ... academia, and partner nations. Key Responsibilities: + Manage cloud-based information systems, ensuring availability, performance, scalability, and security + Harden… more
    KBR (08/22/25)
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  • Sr. Principal Systems Engineer/Staff Systems…

    Northrop Grumman (Colorado Springs, CO)
    …with a customer focus **Preferred Qualifications:** + Active Top Secret clearance at the time of application with SCI eligibility + Experience with ... a Ph.D. AND 8 years of related professional/military experience in Engineering. + **Active Secret clearance at the time of application** + Expertise with MATLAB… more
    Northrop Grumman (09/24/25)
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  • Software Engineers - All Levels

    DCCA (Littleton, CO)
    …towards the architecture solution . TS or TS / SCI security clearance Required Skills: . Experience in Java . Agile Software Development experience . ... 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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  • Test Automation Engineer

    Parsons Corporation (Colorado Springs, CO)
    …Security+ certification or willing to obtain one. + Currently hold a Top Secret security clearance with SCI eligibility **Security Clearance ... in a fast-paced environment employing Agile methodologies. + Currently hold an active Secret or higher security clearance . **Desired Skills:** + Knowledge of… more
    Parsons Corporation (08/22/25)
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  • Senior Front End Software Developer/Engineer

    CACI International (Aurora, CO)
    …Front End Software Developer/Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular ... + Automated testing tools: Mockito, JUnit, Cypress, etc. + Java 17: Spring Boot, Spring Framework, and REST microservices...CACI facilities in Sterling, VA or Aurora, CO + Clearance : Must have TS / SCI with… more
    CACI International (08/11/25)
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  • Software Developer / Engineer

    CACI International (Aurora, CO)
    Software Developer / Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI Employee Type: Regular Percentage of ... TEMs as needed. **Technologies you will use include:** * Java 17: Spring Boot, Spring Framework, and REST microservices...CACI facilities in Sterling, VA or Aurora, CO * Clearance : Must have TS / SCI with… more
    CACI International (07/22/25)
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