• Electromagnetic Environmental Effects (E3)…

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... * Expertise in Electromagnetic Compatibility \(EMC\) theory * Active or Current Top Secret security clearance; US Citizenship Required **Desired Skills:** *… more
    Lockheed Martin (12/04/25)
    - Related Jobs
  • Senior Software Engineer ( Top

    KBR (Colorado Springs, CO)
    Title: Senior Software Engineer ( Top Secret Security Clearance Required) Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides ... + Security Clearance: Must have an active US government Top Secret security clearance with the ability...Secret security clearance with the ability to obtain SCI SI/TK, which is something only a US citizen… more
    KBR (11/07/25)
    - Related Jobs
  • Staff Engineer Systems - X-Lab Chief…

    Northrop Grumman (Colorado Springs, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our ... Defense Systems presents an excellent opportunity for a Staff Engineer Systems - X-Lab Chief Scientist to join our...+ Applicants must possess a current, active in-scope DoD-issued ** Top ** ** Secret ** security clearance at the time… more
    Northrop Grumman (10/07/25)
    - Related Jobs
  • Senior Engineering Manager ( Top

    Lockheed Martin (Colorado Springs, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** Top Secret **Other Important Information You Should Know** **Expression ... comprehensive benefits package here\! \(https://www\.lockheedmartinjobs\.com/working\-here\#benefits\) **Basic Qualifications:** \- Active Top Secret clearance is required for consideration… more
    Lockheed Martin (12/11/25)
    - Related Jobs
  • Guidance, Navigation & Control Engineer

    Lockheed Martin (Littleton, CO)
    …required for consideration\. * Top Secret security clearance with adjudicated SCI \(i\.e\. TS / SCI \) is required prior to start\. **Desired Skills:** ... the selected employee to be aU\.S\. Citizen\. * Active Top Secret clearance with SCI ...must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You… more
    Lockheed Martin (11/20/25)
    - Related Jobs
  • SE/SEIT Lead - Top Secret Clearance…

    Lockheed Martin (Littleton, CO)
    …security clearance, you must be a US Citizen for consideration\. **Clearance Level:** TS / SCI **Other Important Information You Should Know** **Expression of ... an exciting opportunity for a seasoned SE or SEIT engineer to lead a team of talented engineers and...our systems engineering efforts\! **Basic Qualifications:** * Current/Active DoD Top Secret Security Clearance * Strong Systems… more
    Lockheed Martin (12/10/25)
    - Related Jobs
  • Tempest Engineer - TS / SCI

    General Dynamics Information Technology (Aurora, CO)
    …ID:** RQ208803 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... and TEMPEST for System Installation and Design Course. * Security Clearance Level: TS / SCI w/Polygraph * Preferred Skills: Graduation from the TSCM Fundamentals… more
    General Dynamics Information Technology (11/04/25)
    - Related Jobs
  • Manager, Info Security Systems Engineer

    L3Harris (Broomfield, CO)
    …cyber domains in the interest of national security. Job Title: Manager, Info Security Systems Engineer TS / SCI - Boulder, CO Job Code: 31261 Job Location: ... area of AT. + Assess systems for Critical Program Information (CPI). + Conduct trade studies and develop AT...years of prior related experience. + Minimum of active Top Secret / SCI security clearance required,… more
    L3Harris (11/15/25)
    - Related Jobs
  • Staff Engineer Software (Active TS

    Northrop Grumman (Aurora, CO)
    …An additional 4 years of experience can be considered in lieu of degree + **Active Top Secret / SCI security clearance required at time of application with a ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...Northrop Grumman Space Systems is seeking a Staff Software Engineer to join our team supporting the Integrated National… more
    Northrop Grumman (11/11/25)
    - Related Jobs
  • Software Engineer TS / SCI

    CACI International (Denver, CO)
    Software Engineer TS / SCI Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS / SCI with Polygraph Employee Type: ... are critical to our success. + Culture of sharing information amongst teammates and management team. + Be dedicated...development experience **Qualifications:** **Required:** + Clearance: Must have a TS / SCI clearance, a TS / SCI more
    CACI International (12/09/25)
    - Related Jobs