• Space Assembly Integration and Test (AI&T) IPT…

    Northrop Grumman (Linthicum Heights, MD)
    …delivery and AI&T efforts at the Launch Vehicle Integrator's site **Preferred Qualifications:** + Active US Government DoD Top Secret security clearance at ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...ability to obtain and maintain a US Government DoD Top Secret security clearance and SCI approval/access… more
    Northrop Grumman (09/25/25)
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  • Sr. Systems Engineer

    Sierra Nevada Company, LLC (Hagerstown, MD)
    …and Validation (V&V) principles + **The ability to obtain and maintain a Top Secret with SCI eligibility US Security Clearance is required** **Qualifications ... . **IMPORTANT NOTICE:** This position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship status is required as this… more
    Sierra Nevada Company, LLC (07/21/25)
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  • Systems Engineer II

    Sierra Nevada Company, LLC (Hagerstown, MD)
    …and Validation (V&V) principles + **The ability to obtain and maintain a Top Secret with SCI eligibility US Security Clearance is require** **Qualifications ... next mission. Learn more about NC3 and SAOC here (https://www.sncorp.com/capabilities/nc3- systems /) . Are you ready to be at the...position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship… more
    Sierra Nevada Company, LLC (07/21/25)
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  • Systems Security Engineer II

    Sierra Nevada Company, LLC (Hagerstown, MD)
    …in lieu of required education + **The ability to obtain and maintain a Top Secret with SCI eligibility US Security Clearance is required** **Qualifications We ... . **IMPORTANT NOTICE:** This position requires the ability to obtain and maintain a Top Secret US Security Clearance. US Citizenship status is required as this… more
    Sierra Nevada Company, LLC (07/21/25)
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  • System Engineer

    CACI International (Annapolis Junction, MD)
    …environments, and support integration/testing. + Must be a US citizen with an active Top Secret /SCI DoD Security clearance with polygraph. _Desired:_ ... Engineer , you will manage system requirements, contribute to systems engineering documentation, and design solutions that meet requirements. + Responsibilities… more
    CACI International (09/20/25)
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  • Front-End Software Engineer - level 3 or 4

    Northrop Grumman (Linthicum Heights, MD)
    …+ Must have an active /current US Government DoD Top Secret clearance with Sensitive Compartmented Information access [ TS /SCI **] at the time ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...a Ground program. The program is seeking a Software Engineer to support the Processing Team in development of… more
    Northrop Grumman (09/10/25)
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  • Principal Software Engineer .

    Leidos (Bethesda, MD)
    …experience or Masters with 10-13 years of prior relevant experience + Must possess an Active Top Secret /SCI clearance and ability to obtain and maintain a ... **Description** Leidos has an exciting opening for you as our next ** TS /SCI cleared Principal Software Engineer ** supporting a long-term DOMEX Technology… more
    Leidos (09/17/25)
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  • Software Engineer .

    Leidos (Bethesda, MD)
    …Additional years of experience maybe substituted for a degree. + Must possess an Active Top Secret /SCI clearance and ability to obtain and maintain ... your career path. Leidos has an exciting opening for you as our next TS /SCI cleared Software Engineer supporting a long-term DOMEX Technology Platform (DTP)… more
    Leidos (08/26/25)
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  • Software Engineer

    CACI International (Annapolis Junction, MD)
    Software Engineer Job Category: Information Technology Time Type: Full...standards. + Must be a US citizen with an active Top Secret /SCI DoD Security ... time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel...* * **The Opportunity:** Join us as a Software Engineer to design, build, and ship secure, high-performance software… more
    CACI International (09/20/25)
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  • Sr. Principal Systems Engineer…

    Northrop Grumman (Baltimore, MD)
    …and working in cross-functional teams with a customer focus **Preferred Qualifications:** + Active Top Secret clearance at the time of application ... Space Systems is seeking a **Sr. Principal Systems Engineer ** or **Staff Systems ...8 years of related professional/military experience in Engineering. + ** Active Secret clearance at the time of… more
    Northrop Grumman (09/24/25)
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