• Principal Data Science

    UKG (Ultimate Kronos Group) (Lowell, MA)
    …in developing and tuning foundational models, deploying and managing RAG pipelines + Data science foundations which include: data preparation, statistical ... We're united by purpose, inspired by you. As a Principal Detection Engineer, you will be part of UKG's...Detection Engineer, you will be part of UKG's Global Security Detection Engineering team. This global team is responsible… more
    UKG (Ultimate Kronos Group) (05/22/25)
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  • Principal Radar Receiver / Exciter…

    RTX Corporation (Tewksbury, MA)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...of Raytheon products. This position is for a multi-disciplined ** Principal Radar Receiver / Exciter Integration & Test Engineer**… more
    RTX Corporation (06/04/25)
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  • Principal Software Infrastructure Engineer

    RTX Corporation (Tewksbury, MA)
    …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:** DoD Clearance: Secret...create a safer, more secure world. We're seeking a Principal Software Engineer to lead the design, development, and… more
    RTX Corporation (06/21/25)
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  • Principal Software Development Engineer…

    RTX Corporation (Tewksbury, MA)
    …for a security clearance. Qualifications We Prefer + Active Secret security clearance. + Strong understanding of data structures, algorithms, and software ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (06/20/25)
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  • Principal Electrical COTS Computing…

    RTX Corporation (Tewksbury, MA)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...Sensor Controls & Electronics **(SCE)** Department is seeking a Principal Electrical Engineer with strong Commercial-Off-The-Shelf **(COTS)** computing and… more
    RTX Corporation (06/01/25)
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  • Principal RF Design Engineer

    RTX Corporation (Tewksbury, MA)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...of Raytheon products. We have an opportunity for a ** Principal RF Design Engineer** who is seeking to utilize… more
    RTX Corporation (06/04/25)
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  • RF Engineer, Principal / Microwave

    Lockheed Martin (Chelmsford, MA)
    …and Fire Control's Microwave Center of Excellence is seeking to hire an RF Principal Engineer who will have the opportunity to join a team of highly competent ... RF\. **What You Will Be Doing** In this highly visible role, the RF Principal Engineer will have the opportunity to architect and design Radio Frequency systems and… more
    Lockheed Martin (04/18/25)
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  • Senior Principal Systems Engineer

    RTX Corporation (Tewksbury, MA)
    …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:** Secret - Current...and GhostEye Family of Radars are seeking a **Senior Principal ** **Systems Engineer** to help in the execution of… more
    RTX Corporation (04/30/25)
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  • Principal Network Engineer - Full-time…

    BAE Systems (Manchester, NH)
    …in Software Defined Networking (SDN) via automation to support growing IT and Data Center service needs. You will be working on addressing existing problems with ... group and work in a cross-capability team including Core Services, DevOps, Security , and IT Operations to achieve your project objectives. At BAE Systems,… more
    BAE Systems (05/07/25)
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  • Principal Product Manager

    Mercury Systems (Hudson, NH)
    …environments. + Familiarity with open architectures and experiences with ruggedized hardware, security and real-time data processing. + US Citizen with active ... Supply Chain). + Familiarity with open architectures and experiences with ruggedized hardware, security and real-time data processing. + A track record of… more
    Mercury Systems (05/21/25)
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  • Principal Product Manager, SaaS

    Cengage Group (Manchester, NH)
    …please see https://www.cengagegroup.com/about/inclusion-and-belonging/ . **What you'll do here:** As ** Principal Product Manager, SaaS** you will play a vital role ... levels from beginners to advanced practitioners. You'll analyze learner engagement data , optimize certification pathways, and track industry cybersecurity trends and… more
    Cengage Group (06/20/25)
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  • Principal Systems Engineer

    RTX Corporation (Tewksbury, MA)
    …Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** ** Security Clearance:** DoD Clearance: Secret At Raytheon, the foundation of ... Integrated Air & Missile Defense Systems (IAMDS) department is seeking a ** Principal Systems Engineer.** IAMDS leads all aspects of Systems Engineering that drive… more
    RTX Corporation (06/18/25)
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  • Principal Compiler Engineer

    Qualcomm (Boxborough, MA)
    …and development experience + Understanding of computer architecture (CPU, memory, data layout, etc.) and performance tradeoffs + Hands-on C/C++ programming ... self-motivated **Minimum Qualifications:** * Bachelor's degree in Computer Engineering, Computer Science , Electrical Engineering, or related field and 8+ years of… more
    Qualcomm (06/20/25)
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  • Principal Technician - Infrastructure…

    Capgemini (Burlington, MA)
    **Job Title:** Principal Technician - Infrastructure Automation Engineer **Location** : Burlington, MA **Travel** : 25% **Job description:** Critical Requirement: ... Vault or Secrets Management, PKI and TLS certificates, and other security practices * Experience with artifact management (versioning, delivery, deployment, release… more
    Capgemini (06/14/25)
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  • Sr. Principal Microelectronics Product…

    RTX Corporation (Andover, MA)
    …US citizens are authorized to access information under this program/contract. ** Security Clearance:** DoD Clearance: Secret At Raytheon, the foundation of everything ... Summary:** An exciting opportunity exists at Raytheon for a **_Senior Principal Microelectronics Product Engineer_** to join our process development and integration… more
    RTX Corporation (05/23/25)
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  • Principal IAM Software Engineer

    UKG (Ultimate Kronos Group) (Lowell, MA)
    …, MIS, or equivalent experience. Preferred Qualifications: * Master's degree in computer science , Information Security , or a related field * Experience with ... ensuring compliance with regulations, and managing user access to systems and data . This individual will collaborate with various teams, including IT, cybersecurity,… more
    UKG (Ultimate Kronos Group) (04/10/25)
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  • P5 Sr Principal Product Owner

    RTX Corporation (Andover, MA)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...executives, and development teams + Ability to analyze product data to identify trends, measure performance, and make … more
    RTX Corporation (06/13/25)
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  • Principal ECAD Board Layout Engineer

    RTX Corporation (Tewksbury, MA)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...You Must Have:** + Typically requires a Bachelor's in Science , Technology, Engineering, or Mathematics (STEM) and a minimum… more
    RTX Corporation (06/13/25)
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  • Principal Systems Engineer

    RTX Corporation (Tewksbury, MA)
    …Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** ** Security Clearance:** DoD Clearance: Secret At Raytheon, the foundation of ... responsible for statistical and numerical analysis of radar performance data + You will be responsible for analysis tool...You Must Have:** + Typically requires a Bachelor's in Science , Technology, Engineering, or Mathematics (STEM) and 8 years… more
    RTX Corporation (06/03/25)
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  • Principal Test and Validation Engineer

    RTX Corporation (Andover, MA)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Secret...to ensure accurate and reliable testing. + Analyze test data to identify trends and root causes of failures,… more
    RTX Corporation (06/10/25)
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