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Principal/Sr Principal Engineer Propulsion

Requisition ID: R10062667

  • Category IconCategory: Engineering
  • Location IconLocation: Chandler, AZ, USA
  • Citizenship IconCitizenship Required: United States Citizenship
  • Clearance IconClearance Type: None
  • 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: 1

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.

The Propulsion Engineering group is hiring for a Principal/Senior Principal Propulsion Engineer professional at our Chandler, AZ location.

Position Overview

Perform analysis, design, or test of one or more moderately complex materials (including energetics), structural components, and control systems for propulsion systems. Apply engineering principles, industry standards, company standards and customer requirements to develop propulsion systems (electric, solid/liquid fuel rocket, air-breathing, thrusters) for application in launch vehicles, missile systems, and space mission systems. Coordinate strategy for developing and leveraging multi-disciplinary design, optimization, and analysis processes to support mission requirements. Define and coordinate the conduct of testing required to evaluate design work.

Essential Functions

Perform engineering duties on ordnance, pneumatic and/or solid rocket motor hardware to include component and system design, integration, and testing.

Perform Acceptance and Qualification Testing to include environmental, non-destructive, and function testing.

Perform complex engineering design, development, and analysis of components and propulsion systems.

Conduct trade studies and evaluate alternative designs.

Based on broadly defined problems, study basic design concepts and criteria for complex materials, components, or functional systems and apply the engineering principles involved to develop new designs.

Anticipate customer needs and find innovative ways to provide for those needs.

Originate and develop constructive ideas. Consistently look for ways to modify or change existing methods or processes to improve outcomes.

Determine engineering tasks required for project planning and execution.  Analyze project requirements and develop detailed planning, conceptual designs, and risk analysis.

Interact with internal and external customers.  Assist the customer in defining system requirements and in the generation of specifications for products or sub systems.

Develop and present materials for project related briefings including design reviews to be given to internal and external customers.

Support new business and prepare proposal material. 

This requisition may be filled at either a Principal level 3 or Senior Principal 4

Principal 3

Bachelor's degree in a STEM discipline (Science, Technology, Engineering or Math) with 5 years of related engineering experience; OR a Master’s degree in STEM with 3 years of related engineering experience, or a PhD in STEM with 0 years of experience

Ability to obtain DoD Secret security clearance

Experience with vehicle trajectory design and customer provided requirements analysis in a flight software in simulation environment

Senior Principal 4

Bachelor's degree in a STEM discipline (Science, Technology, Engineering or Math) with 9 years of related engineering experience; OR a Master’s degree in STEM with 7 years of related engineering experience, or a PhD in STEM with 4 years of experience

Ability to obtain DoD Secret security clearance

Experience with vehicle trajectory design and customer provided requirements analysis in a flight software in simulation environment

Experience Required

Demonstrated experience performing ordnance, pneumatic or motor product development and test

Candidate must have a minimum of five years of related experience (equivalent combination of education and experience will be considered)

Ability to travel 10%

U.S. Citizenship is required

Preferred Experience

Ability to obtain a Security clearance (SECRET or higher) which generally requires US Citizenship as a prerequisite

Aerospace or Mechanical Engineering degree preferred

Ordnance, pneumatic, or motor testing

Supply chain management

Product development


Salary Range: $87,000 USD - $131,400 USD
Salary Range 2: $108,600 USD - $163,000 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 https://www.saferfederalworkforce.gov/contractors/.

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 http://www.northropgrumman.com/EEO. 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.