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  • Senior Principal Engineer Mechanical

    $129,300-$193,900 Full Time

    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman,...

  • Principal Mechanical Engineer/Senior Principal Mechanical Engineer

    $98,900-$185,000 Full Time

    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman,...

  • Principal or Senior Principal Mechanical Engineer (SkillBridge)

    $98,900-$185,000 Full Time

    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: No Description At Northrop Grumman, our employees have incredible...

  • Senior Principal Mechanical Engineer, Development ($5k sign on bonus)

    $132,962-$226,035 Full Time

    BAE Systems is seeking a Senior Principal Mechanical Engineer to join our team in Nashua, NH! “We Protect Those Who Protect Us®” is our mission,...

  • Principal/Senior Principal Electromechanical Design Engineer

    $108,800-$203,600 Full Time

    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman,...

  • Senior Principal Mechanical Engineer

    Salary not listed Full Time

    CHAOS is seeking a Senior Principal Mechanical Engineer to serve as the mechanical authority and provide high-value, hands-on mechanical expertise for the integration of ruggedized...

  • Senior Principal Mechanical Engineer, Platform Integration

    Salary not listed Full Time

    CHAOS is seeking a Senior Principal Mechanical Engineer – Platform Integration to serve as the mechanical authority and provide high-value, hands-on mechanical expertise for the...

  • Principal/Senior Principal Mechanical Engineer

    Salary not listed Full Time

    CHAOS is seeking an experienced Principal or Sr Principal Mechanical Engineer to lead the design, development, and integration of advanced missile and UAV launcher systems....

  • Senior Principal Opto-Mechanical Engineer

    $132,962-$226,035 Full Time

    Thank you for your interest in BAE Systems! This opening is included as part of our June 2026 Countermeasure & Electromagnetic Attack Solutions Engineering Hiring...

  • Engineer Senior Principal – Spacecraft Mechanical Design Lead

    $132,962-$226,035 Full Time

    The Engineering, Science and Analysis (ESA) Strategic Capabilities Unit comprises the technical talent and organizational leadership that enables the successful delivery of high-impact discriminating technologies...

  • Senior Principal Mechanical Systems Engineer

    $135,800-$203,600 Full Time

    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: No CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the Time Description At Northrop Grumman,...

  • Principal or Senior Principal Mechanical Engineer

    $98,800-$185,000 Full Time

    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time Description At Northrop...

  • Senior Principal Test Design Mechanical Engineer

    $111,700-$167,500 Full Time

    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: No CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman,...

  • Principal / Senior Principal Mechanical Engineer (Lab Designer)

    $89,400-$167,500 Full Time

    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman,...

  • Senior Principal RF Mechanical Engineer – Radome Technical Specialist (Onsite)

    Salary not listed Full Time
  • Senior Principal Mechanical Design Engineer

    Salary not listed Full Time
  • Principal/Senior Principal Electronics Durability Engineer

    $108,800-$203,600 Full Time

    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman, our...

  • Sentinel Principal / Sr Principal Manufacturing Engineer – 18333*

    $89,400-$167,500 Full Time

    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman,...

  • Principal Test Conductor / Senior Principal Test Conductor

    $103,600-$193,900 Full Time

    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: No CLEARANCE TYPE: Secret TRAVEL: Yes, 25% of the Time Description At Northrop Grumman, our...

  • Materials and Process Engineer 3/4

    $103,600-$193,900 Full Time

    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time Description At Northrop Grumman,...