• Software Engineer / Principal

    Northrop Grumman (Beavercreek, OH)
    …related STEM degree from an accredited institution; 0 years with Master's degree + ( Principal SW Engineer ) 9+ years software development experience with high ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...based on qualifications listed below. Basic Qualifications + (SW Engineer ) 6+ years software development experience with… more
    Northrop Grumman (01/07/26)
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  • Senior Principal II Engineer Ground…

    BAE Systems (Boulder, CO)
    …incentives may be available based on position level and/or job specifics. **Senior Principal II Engineer Ground Software Sustainment** **119912BR** EEO ... Sustainment team. Our multi-disciplinary team supports and maintains the operational software baseline and satellites through their mission life. The Engineering… more
    BAE Systems (01/09/26)
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  • Principal Logging/Telemetry/Data Handling…

    Northrop Grumman (Redondo Beach, CA)
    …**What You'll Get to Do:** IPT-Level role, member of SW Design Team The Sr. Principal Software engineer is focused on handling, storing, processing, and ... Northrop Grumman Microelectronics Center (NGMC) (https://www.northropgrumman.com/what-we-do/mission-solutions/microelectronics) is seeking **a Principal Logging/Telemetry/Data Handling Software Engineer **… more
    Northrop Grumman (11/19/25)
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  • Principal Software Engineer

    Leidos (Aurora, CO)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Software Enginee** r in our **National Security Sector's (NSS) Cyber & Analytics ... of** ** ** **$25,000.** Leidos is seeking a driven and experienced Full Stack Software Engineer to support a high-stakes, mission-critical program. In this role,… more
    Leidos (12/13/25)
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  • Senior/ Principal Software

    Sandia National Laboratories (Livermore, CA)
    …solve critical challenges to enhance our nation's security! We are seeking an experienced Software Engineer (job title: R&D S&E Computer Science) to design and ... and address end-user needs. + Utilize your skillset in software system architecture, software system implementation, technical...+ Active DOE Q/SCI security clearance or equivalent DOD Top Secret /SCI security clearance. About Our Team:… more
    Sandia National Laboratories (12/16/25)
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  • Command & Control Principal Software

    RTX Corporation (Aurora, CO)
    …applications and tools such as Docker, Kubernetes, and Kafka + **Active and transferable Top Secret US government issued security clearance is required prior to ... as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI - Current At Raytheon, the foundation of everything we do is rooted… more
    RTX Corporation (01/13/26)
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  • Principal Software Engineer

    Lockheed Martin (Hanover, MD)
    …used for contingent offers\. \#RMSC6ISR \#OneLMHotJobs \#RMSRB2025 **Basic Qualifications:** * Current DoD Top Secret SCI with Polygraph SWE3: * A High School ... We are seeking professionals interested in a variety of responsibilities including; * Software development / * Software engineering For a complete list that… more
    Lockheed Martin (01/08/26)
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  • Principal Software Engineer

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …architecture making an impact on a software engineering team + Active Top Secret US Security Clearance w/ SCI eligibility is required **Qualifications We ... more (https://www.sncorp.com/careers/total-rewards/) . **IMPORTANT NOTICE:** This position requires current/active Top Secret with SCI eligibility US Security… more
    Sierra Nevada Company, LLC (11/07/25)
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  • Principal Software Engineer

    Huntington Ingalls Industries (Columbia, MD)
    … or TS level clearance. + 15+ years of experience as a software engineer , designing, developing, and deploying complex backend systems and a Bachelors in ... Enlighten, honored as a Top Workplace from USA Today, is a leader...solution development and deployment, with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science.… more
    Huntington Ingalls Industries (10/23/25)
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  • Principal Software Engineer

    RTX Corporation (Aurora, CO)
    …as only US citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI - Current Position contingent upon contract award Collins Aerospace, an RTX ... team for the AF DCGS High Band Mission Applications Software (HBMAS) Sustainment and Development program. Under this effort,...minimum 5 years of experience + Active and transferable TS /SCI US government issued security clearance is required prior… more
    RTX Corporation (01/14/26)
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