• Principal Software Engineer - 25k Sign…

    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 ... Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling,… more
    Leidos (12/13/25)
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  • Principal Network Engineer

    Leidos (Bethesda, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Network Engineer** in our **National Security Sector's (NSS) Cyber & Analytics ... Area (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling,… more
    Leidos (10/31/25)
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  • Principal Network Engineer

    Leidos (Odenton, MD)
    **Description** Leidos is seeking a ** Principal ** **Network Engineer** to join our Defense Enclave Services (DES) team at **Ft. Meade, MD.** This is an exciting ... Estate users. **CLEARANCE REQUIREMENT:** _Must hold an active Secret security clearance prior to start and be able to...abilities, as well as internal equity, alignment with market data , applicable bargaining agreement (if any), or other law.… more
    Leidos (10/16/25)
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  • Principal Systems Architect

    ANSER (Huntsville, AL)
    …support decision-making. + Provide technical and operational insight to enhance mission protection , data assessments, and anomaly resolution. + Develop and ... Company Overview: ANSER enhances national and homeland security by strengthening public institutions. We provide thought...impact of our service. Position Summary: ANSER is seeking Principal Systems Architect to support a defense space program… more
    ANSER (12/27/25)
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  • Principal Military Trainer TST

    Serco (Fort Leavenworth, KS)
    **Position Description** Serco is seeking a ** Principal Military Trainer** for the Technical Support Team (TST) to support mission-critical training operations at ... exercises for Army and Joint organizations. You will provide critical insights, data analysis, and doctrinal expertise to support training objectives across multiple… more
    Serco (10/14/25)
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  • Principal Chief of Staff - Product & Design…

    Qualtrics (Seattle, WA)
    …Join over 5,000 people across the globe who think that's work worth doing. ** Principal Chief of Staff** **PXE Strategy Realization Office** **Why We Have This Role** ... of support for one the Executives in our Product, UX, Engineering, and Security (PXE) organization. This highly cross-functional role acts as an internal consultant… more
    Qualtrics (10/13/25)
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  • Senior Principal Project Engineer (Onsite)

    RTX Corporation (Largo, FL)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** Top Secret -...advance the program's mission. We are seeking a **Senior** ** Principal Project Engineer** to work onsite at Largo, Florida.… more
    RTX Corporation (12/24/25)
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  • Principal System Engineer

    Leidos (Tewksbury, MA)
    **Description** Leidos Security Enterprise Solutions (SES) has an opening for Principal System Engineer to act as an IMS instrument system lead to support the ... to solve complex, ambiguous technical problems and drive decisions through data , analysis, and engineering judgment. + Excellent verbal, written, and interpersonal… more
    Leidos (12/30/25)
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  • Senior Principal Reliability Engineer

    RTX Corporation (Bismarck, ND)
    …"U.S. Person" go here. https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-120/subpart-C/section-120.62 ** Security Clearance:** None/Not Required This ... position is for a Senior Principal Reliability Engineering professional with deep knowledge and highly...+ Work effectively with various engineering teams to conduct data analysis and trending + Communicate complex technical information… more
    RTX Corporation (12/16/25)
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  • Senior Principal Engineer, Electrical…

    RTX Corporation (Windsor Locks, CT)
    …US citizens are authorized to access information under this program/contract. ** Security Clearance:** None/Not Required Joining Collins Aerospace isn't just about ... evolving global market. Collins Aerospace has an immediate need for Sr Principal Engineer, Electrical Component Engineer within the supply chain engineering team.… more
    RTX Corporation (11/27/25)
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