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Principal/Sr. Principal Mechanical Engineer

Requisition ID: R10065822

  • Category IconCategory: Engineering
  • Location IconLocation: Huntsville, Alabama, United States of America
  • Citizenship IconCitizenship Required: United States Citizenship
  • Clearance IconClearance Type: Secret
  • Telecommute IconTelecommute: No- Teleworking not available for this position
  • Shift IconShift: 1st Shift (United States of America)
  • Travel IconTravel Required: Yes, 10% of the Time
  • Positions IconPositions Available: 2

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

Northrop Grumman Space Systems – Launch and Missile Defense Systems has an exciting career opportunity for a Principal / Sr. Principal Mechanical Engineer to join our team of qualified, diverse individuals. This position will be in Huntsville, AL.

What you will get to do:

  • Mechanical design of parts, assemblies, subsystems, and complete systems, including 3D CAD modeling, drafting/review/revision/release of engineering drawings, selection of components and materials
  • Participate and/or lead small, cross-functional teams performing various design and production-support tasks in an Agile Hardware environment
  • Collaborating with other functional areas such as Production, Procurement, Systems Engineering, Quality, and Logistics on aspects of product design, integration, and support
  • Create, release, and maintain bill-of-materials, analysis reports, etc.
  • Performing mechanical engineering analyses, such as weight/center of mass, structural, transportability, or thermal, and authoring reports documenting them
  • Perform with little to no oversight needed to complete assignments
    Handle complex technical issues and resolve them in new and innovative ways
  • Assisting in the preparation and submittal of contract deliverable reports and data packages
  • Mentoring and informally training junior engineers and engineering interns

Basic Qualifications:

This requisition may be filled at either a Principal Mechanical Engineer or Senior Principal Mechanical Engineer.


BQs for a Principal Mechanical Engineer: BS degree and 5+ years of experience in Mechanical design; Masters’ Degree and 3 years of experience or PhD with 0 years of experience.

BQs for a Senior Principal Mechanical Engineer: BS degree and 9+ years of experience in Mechanical design; Masters’ Degree and 7 years of experience or PhD with 4 yrs of experience.

  • Possess experience drafting and reviewing mechanical drawings to ASME standards
  • Experience working as part of a collaborative design team
  • Desire and ability to lead small technical teams solving challenging, multi-disciplinary design problems
  • 3D CAD modeling/2D drawing drafting experience, specifically with SolidWorks or similar CAD package
  • Ability to obtain Secret clearance; Interim Secret clearance required to start.

Preferred Qualifications:

  • Experience using any industry-standard Product Lifecycle Management system such as Team Center (preferred), SmarTeam, Windchill, Workgroup PDM, etc.
  • Experience with electronics/payload/C2 integration design for commercial or military systems
  • Experience in a production/manufacturing environment
  • Familiarity with industry standard MRP systems such as SAP
  • Experience working in Agile for Hardware project development
  • Experience leading technical teams in a collaborative environment
  • Expertise in one or more of the following areas:  environmental test & evaluation, shock & vibration analysis, components engineering, CAD/PLM tools management & administration
  • Active security clearance

This position offers the option of a 9/80 work schedule on location at our Huntsville, Alabama facility. The 9/80 schedule allows employees who work a nine-hour day Monday through Thursday to take every other Friday off.

Salary Range: $83,800 USD - $125,800 USD
Salary Range 2: $103,900 USD - $155,900 USD

Employees may be eligible for a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.

The health and safety of our employees and their families is a top priority. The company encourages employees to remain up-to-date on their COVID-19 vaccinations. U.S. Northrop Grumman employees may be required, in the future, to be vaccinated or have an approved disability/medical or religious accommodation, pursuant to future court decisions and/or government action on the currently stayed federal contractor vaccine mandate under Executive Order 14042

Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO/AA and Pay Transparency statement, please visit U.S. Citizenship is required for most positions.

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What's great about
Northrop Grumman

  1. Be part of a culture that thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work.
  2. Use your skills to build and deliver innovative tech solutions that protect the world and shape a better future.
  3. Enjoy benefits like work-life balance, education assistance and paid time off.

Did you know?

Northrop Grumman leads the industry team for NASA’s James Webb Space Telescope, the largest, most complex and powerful space telescope ever built. Launched in December 2021, the telescope incorporates innovative design, advanced technology, and groundbreaking engineering, and will fundamentally alter our understanding of the universe.