• Senior Joint Space Warfighting MS&A Engineer

    Parsons Corporation (Colorado Springs, CO)
    …space experience + Experience working in SCI /SAP environment + SCI and Special Access Required eligibility **Security Clearance Requirement:** An ... Support high-visibility space-based capability studies **Required Skills** : + TS/ SCI w/CI Poly (Have an existing poly or be...active Top Secret SCI w/Polygraph security clearance is required for this position.​ This position is… more
    Parsons Corporation (12/09/25)
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  • Space Science Technologist

    Guidehouse (Ballston, NY)
    **Job Family** **:** Research Scientists ( SCI ) **Travel Required** **:** Up to 10% ** Clearance Required** **:** Active Top Secret SCI (TS/ SCI ) **What You ... + An ACTIVE and MAINTAINED "TOP SECRET/ SCI (TS/ SCI )" Federal or DoD security clearance +...San Francisco. If you have visited our website for information about employment opportunities, or to apply for a… more
    Guidehouse (12/05/25)
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  • Embedded Software Engineer

    Leidos (Linthicum, MD)
    …with the Information Assurance Security Requirements Document (IASRD) + Security Clearance Requirement + Active TS/ SCI with a polygraph. Must be a ... of Crypto Core Products; Test System Design and Development; Information Assurance Security Documentation, Evaluation and Certification; and Mentor...US Citizen **Security Clearance Requirement** Active TS/ SCI with a polygraph.… more
    Leidos (10/14/25)
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  • Cleared Distinguished R&D Cybersecurity…

    Sandia National Laboratories (Albuquerque, NM)
    …commercial partners, and/or international scientific and technical communities. + Active TS// SCI security clearance . About Our Team: The Computer Systems ... or mid-career staff/team members. + Active DOE Q security clearance is required to start with ability to obtain...is required to start with ability to obtain a SCI . Qualifications We Desire: + At least 10 years… more
    Sandia National Laboratories (12/19/25)
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  • Java/Data Analytics Software Engineer II (Onsite)

    RTX Corporation (State College, PA)
    …US citizenship is required, as only US citizens are eligible for a security clearance ​ **Security Clearance :** TS/ SCI - Current At Raytheon, the foundation ... clearance that can be crossed over to a **TS/ SCI ** security clearance is required prior to...the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances… more
    RTX Corporation (12/18/25)
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  • Java/C++ Software Engineer II (Onsite)

    RTX Corporation (State College, PA)
    …US citizenship is required, as only US citizens are eligible for a security clearance ​ **Security Clearance :** TS/ SCI - Current At Raytheon, the foundation ... clearance that can be crossed over to a **TS/ SCI ** security clearance is required prior to...the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances… more
    RTX Corporation (12/16/25)
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  • Software/Systems Engineer II (Onsite)

    RTX Corporation (State College, PA)
    …US citizenship is required, as only US citizens are eligible for a security clearance ​ **Security Clearance :** TS/ SCI - Current At Raytheon, the foundation ... clearance that can be crossed over to a TS/ SCI security clearance is required prior to...the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances… more
    RTX Corporation (12/06/25)
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  • Senior Java/C++ Software Engineer (Onsite)

    RTX Corporation (State College, PA)
    …US citizenship is required, as only US citizens are eligible for a security clearance ​ **Security Clearance :** TS/ SCI - Current At Raytheon, the foundation ... clearance that can be crossed over to a **TS/ SCI ** security clearance is required prior to...the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances… more
    RTX Corporation (10/09/25)
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  • Sr Software Engineer

    Shuvel Digital (Dulles, VA)
    Title: Senior Software/Security Engineer (CyberSecurity) Type: Contract Location: Dulles, VA Clearance : An active Secret security clearance is required with the ... eligibility to obtain a TS/ SCI . TS/ SCI is preferred. Description: Raytheon is...software, hardware, licensing, and all other aspects of the information system, as well as, Operations and Maintenance (O&M)… more
    Shuvel Digital (12/25/25)
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  • Sr Cloud Security Architect

    Shuvel Digital (Arlington, VA)
    Title: Senior Cloud Security Architect Type: Contract Location: Arlington, VA Clearance : An active Secret security clearance is required with the eligibility to ... obtain a TS/ SCI . TS/ SCI is preferred. Description: Raytheon is...soft skills. Required Skills: + An active Secret security clearance is required with the eligibility to obtain a… more
    Shuvel Digital (12/25/25)
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