• Principal / Sr. Principal

    Northrop Grumman (Los Angeles, CA)
    …We are looking for you to join our team as a ** Principal ** / **Sr. Principal Software Engineer ** based out of Woodland Hills, CA. As a ** Principal ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...** / **Sr. Principal Software Engineer ** at Northrop Grumman, you will have a challenging… more
    Northrop Grumman (11/25/25)
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  • Principal Software Engineer

    Northrop Grumman (Bellevue, NE)
    …history. **Northrop Grumman Space Systems (NGSP) in Bellevue, NE** is currently seeking a ** Principal Engineer Software OR Sr. Principal Engineer ... + Regularly demonstrate progress to customers **Basic Qualifications** + ** Principal Software Engineer :** 5 Years...(Security+, CSSLP, CISSP). + Ability to obtain a DoD Top Secret security clearance. Primary Level Salary… more
    Northrop Grumman (12/23/25)
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  • (DoD SkillBridge) Software Engineer

    Northrop Grumman (Aurora, CO)
    …years with a Master's; or 4 additional years of experience in lieu of a degree. + Principal Software Engineer : Bachelor's degree in Science with 5+ years of ... You'll get to Do:** We are looking for a Software Engineer experienced in Python (as your...Counterintelligence Polygraph (CI-Poly) **Offers are contingent upon receiving the Top Secret ( TS ) / SCI… more
    Northrop Grumman (12/12/25)
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  • Senior/ Principal Software

    Northrop Grumman (Redondo Beach, CA)
    …employees are not only part of history, they're making history. **We are seeking either a Principal Software Engineer or a Senior Principal Software ... filled at a higher grade based on qualifications listed below._ **Basic Qualifications:** + ** Principal Software Engineer :** 5 years with Bachelors; 3 years… more
    Northrop Grumman (10/28/25)
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  • CEMA - Principal Software

    BAE Systems (Hudson, NH)
    …to support growing global demand for advanced electronic warfare systems. As a Principal Software Engineer , you'll bring senior-level technical expertise to ... built on collaboration, innovation, and mission focus. As a Principal Software Engineer , you ll...across disciplines. **Preferred Education, Experience, & Skills** + Active Top Secret Clearance. + CompTIA Security Certification.… more
    BAE Systems (12/23/25)
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  • Principal Software Engineer

    GliaCell Technologies (Annapolis Junction, MD)
    …do not apply if you currently do not possess this level of clearance. Are you a Principal Software Engineer who is ready for a new challenge that will launch ... An active or rein-statable TS /SCI with Polygraph security clearance is REQUIRED. Please...amazingly talented people Job Description: GliaCell is seeking a Principal Software Engineer on one… more
    GliaCell Technologies (11/10/25)
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  • Senior Principal Software

    RTX Corporation (Anaheim, CA)
    …by Collins Aerospace **Applied Signal Technology (AST** ) is seeking a **Senior Principal Software Engineer ** with deep expertise in Global Navigation ... balance. We are seeking an innovative and mission-driven **Senior Principal Software Engineer ** with deep...(Docker), and CI/CD in secure environments. + Active DoD Top Secret SCI ( TS /SCI) security… more
    RTX Corporation (10/07/25)
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  • Principal /Sr. Principal

    Northrop Grumman (Albuquerque, NM)
    …a level 3 or 4 based on the qualifications below. **Basic Qualifications:** + ** Principal Software Engineer (Level 3):** Bachelor's degree in Computer ... high school diploma/equivalent with 9 years' experience + **Sr. Principal Software Engineer (Level 4)**...development processes + Ability to obtain a US Government Secret or Top Secret security… more
    Northrop Grumman (12/09/25)
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  • FAST Labs - Principal Software

    BAE Systems (Merrimack, NH)
    …our unwavering commitment to "Protect Those Who Protect Us . **Join our team as a Principal Software Engineer in FAST Labs Engineering** As a key member of ... test events. **Required Education, Experience, & Skills** + Active Top Secret Clearance + Bachelor's Degree in...on position level and/or job specifics. **FAST Labs - Principal Software Engineer ** **118428BR** EEO… more
    BAE Systems (11/14/25)
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  • Space Systems Principal Software

    BAE Systems (Merrimack, NH)
    …about software defined radios? We need your talent, motivation, and vision as a Principal Software Engineer in our Space Systems program area at our ... **Job Description** Do you have a Top Secret security clearance and experience...based on position level and/or job specifics. **Space Systems Principal Software Engineer - Sign-on… more
    BAE Systems (12/19/25)
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  • Principal Software Engineer

    SAIC (Honolulu, HI)
    **Description** SAIC is seeking a ** Principal Software Engineer ** who...Must be a US Citizen. + Must have a Secret clearance to start. + Must be able to ... will be a systems administrator providing on-site hardware and software support, engineering and technical services specialized interface to...obtain a TS /SCI after start. **DESIRED SKILLS:** + Red Hat Certified… more
    SAIC (11/28/25)
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  • Principal Software Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Software Engineer ** in our **National Security Sector's (NSS) Cyber & ... a difference in National Security!** **Job Description** As a Software Engineer on this program, you will...experience. + To be considered must have an active TS /SCI with polygraph security clearance **Preferred Qualifications:** + Experience… more
    Leidos (11/19/25)
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  • Principal Software Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal ** ** Software Engineer ** in our **National Security Sector's (NSS) Cyber & ... **Join us and make a difference in National Security!** **Job Description** A Software Engineer on this program provides Agile development and operations and… more
    Leidos (11/07/25)
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  • Sr Principal Software

    Northrop Grumman (Melbourne, FL)
    …history, they're making history. Northrop Grumman Aeronautics Systems Sector is searching for **Sr Principal Software Engineer ** to join the Joint All Domain ... of the box" thinker. **Essential Functions:** + Participate in software development in support of Research and Advanced Design...as determined by the company **Preferred Qualifications:** + Active Top Secret clearance + Active SAP +… more
    Northrop Grumman (12/18/25)
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  • Principal Software Engineer

    Northrop Grumman (Chantilly, VA)
    …Are you interested in defining possible? **Northrop Grumman Mission Systems** is seeking a ** Principal Software Engineer (T03)** to join our team! This ... practices + Demonstrated effective communication skills **Preferred Qualifications:** + Active DoD Top Secret / SCI security clearance + Experience developing… more
    Northrop Grumman (12/23/25)
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  • Principal Software Engineer

    RTX Corporation (Cedar Rapids, IA)
    …global market. Collins Aerospace Resilient Connectivity Products (RCP) Engineering seeks a ** Principal Software Engineer ** to join the Platform Services ... only US citizens are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret Collins Aerospace, an RTX company, is a leader in… more
    RTX Corporation (12/13/25)
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  • Principal /Sr. Principal

    Northrop Grumman (Colorado Springs, CO)
    …not only part of history, they're making history. Northrop Grumman is seeking a Sr Principal Software Engineer to work on-site at Schriever SFB, near ... for all NOPS (NRO Operations Squadron) missions. The FROST Software team works in a state-of-the-art dynamic environment to...on-site at Schriever SFB, near Colorado Springs, CO** + ** TS /SCI CI poly -** Open to candidates without an… more
    Northrop Grumman (12/09/25)
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  • CEMA Principal Software

    BAE Systems (Hudson, NH)
    …Other incentives may be available based on position level and/or job specifics. **CEMA Principal Software Engineer - Team Lead** **116426BR** EEO Career Site ... (GSE) team supporting the Compass Call program. As a Software Engineering Team Lead, you will guide a talented...across disciplines. **Preferred Education, Experience, & Skills** + Active Top Secret Clearance. + CompTIA Security Certification.… more
    BAE Systems (12/23/25)
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  • Principal Software Engineer

    RTX Corporation (West Valley City, UT)
    …flexibility at hiring manager discretion.** Applied Signal Technology (AST) is seeking a ** Principal Software Engineer ** who strives for excellence and have ... scripting languages (eg Python) + Experience working with containerized software and associated tools (Kubernetes, Helm, Podman) + Ability...Podman) + Ability to obtain a US government issued Top Secret SCI ( TS /SCI) security… more
    RTX Corporation (12/19/25)
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  • Sr. Principal Software

    BAE Systems (Huntsville, AL)
    …incentives may be available based on position level and/or job specifics. **Sr. Principal Software Engineer ** **119435BR** EEO Career Site Equal Opportunity ... + Bachelor's of Science and 10 years of professional software development experience + Active Secret clearance... clearance and ability to obtain and maintain a Top Secret security clearance + Strong C#… more
    BAE Systems (12/19/25)
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