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Principal / Sr Principal Project Engineer

Requisition ID: R10094295

  • CategoryCategory: Engineering
  • LocationLocation: Mesa, AZ, USA
  • Citizenship RequirementsCitizenship Required: United States Citizenship
  • Security Clearance TypeClearance Type: None
  • TelecommuteTelecommute: No- Teleworking not available for this position
  • ShiftShift: 1st Shift (United States of America)
  • Travel RequirementsTravel Required: Yes, 10% of the Time
  • Relocation AssistanceRelocation Assistance: Relocation assistance may be available
  • Number of Positions AvailablePositions 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.

Northrop Grumman solves the toughest problems in space, aeronautics, defense and cyberspace to meet the ever-evolving needs of our customers worldwide. Our 95,000 employees are Defining Possible every day using science, technology, and engineering to create and deliver advanced systems, products and services.   We are committed to advancing global security and human discovery in support of our customers’ missions around the world. We do so by providing leading technology and national security solutions and services to markets around the world.  Northrop Grumman’s Armament Systems Division based in Mesa, Arizona produces automatic medium caliber gun systems.  Northrop Grumman ATK gun systems built for the U.S. and international militaries have been used in all major conflicts since World War II in a variety of applications to include small and large ground vehicles, aircraft, and naval ships.

Role Description:

This Project Engineering position is for an individual contributor role on medium caliber gun system programs within the Armament Systems Division.  As part of the Systems Engineering group, the Project Engineer coordinates planning, organization, implementation, integration, and completion of assigned engineering projects.  This position is located in Mesa, Arizona.


The Project Engineering position carries the following set of primary responsibilities:

  • Accountable to the Project Engineering Functional Manager and Program Managers for meeting technical performance measures, cost targets, and schedule requirements on assigned engineering projects.
  • Provides technical oversight to the assigned integrated project team; sets engineering work direction for other engineers, technicians, and administrative personnel and assigns tasks based on project objectives.
  • Performs planning and execution of gun system development and testing projects, including voice of the customer techniques, requirements development and management, gun system definition, verification and validation, and risk management to design of gun systems.
  • Ensures pertinent design factors such as contractual, environmental, cost, schedule, technical performance, system integration, producibility, interchangeability, and material requirements are considered during development and program execution.
  • Leads failure investigations and associated corrective actions.
  • Works with design, project, manufacturing, and quality engineers through the development process and ensures timely flow of information among and between engineering team members.
  • Coordinates with Aftermarket Services team to support fielded systems and ensures cross-functional coordination to deliver outstanding customer service.
  • Presents work products at program reviews, proposals, or other project meetings.
  • Prepares and plans cost estimates and written technical proposals.
  • Acts as a technical interface to external customers, and forms working relationships with representatives of external technical organizations.
  • Develops technical relationships with vendors and suppliers, in coordination with subcontracts management and quality functions, to facilitate technical flow-down and understanding of requirements, testing, and process control.
  • Supports manufacturing trade studies and early supplier involvement.
  • Shares knowledge with other engineers.
  • Supports and leads continuous improvement initiatives within the overall engineering department.

Position may be filled at a Principal or Senior Principal level, depending on education and/or years of experience.

Position Requirements for Principal Project Engineer:

  • BS in Mechanical or Aerospace Engineering
  • At least 5 years of directly related mechanical design experience in defense or aerospace industry or 3 years of directly related experience with a Master’s degree.
  • Demonstrated project management skills and techniques including work breakdown structures, integrated master scheduling and earned value management.
  • Experience in product development projects and sustainment of legacy programs for complex aerospace or defense systems.
  • Mechanical design experience with complex gear trains, cams, springs, clutches, machined components, welded structures, electric motors, and solenoids preferred.
  • Familiarity with mechanical and electrical engineering processes and other specialty engineering activities within the product development process.
  • Experience writing statements of work and estimating project scope.
  • Knowledge of operations of upstream process inputs (Lead System Integrators, Business Development, Contracts, Pricing, and Program Management).
  • Knowledge of operations of downstream process customers (both internal and external: Modeling & Simulation, Configuration Management, Manufacturing Engineering, Manufacturing Operations, Assembly, Test, System Verification & Validation, Integrated Logistics Support).
  • Skilled in working with Microsoft Office applications including Word, Excel, PowerPoint, and Project.
  • Understanding of Six Sigma disciplines, design for assembly / design for manufacturing (DFA/DFM).
  • Strong oral and written communication skills with ability to focus on multiple projects and deliver status on risk areas and required actions.
  • Knowledge of requirements decomposition, FMEAs, verification and validation, and risk analysis.
  • Experience in performing failure analysis and driving implementation of robust corrective action.
  • Ability to scope and generate product test plans, lead tests as Test Engineer and generate comprehensive test reports for internal and external customer distribution.
  • Familiarity with computer aided design (CAD) software, preferably NX, and engineering requirements and analysis tools (FEA).
  • Understanding of GD&T
  • U.S. Citizen and be able to obtain a DoD Secret Clearance
  • Position may require domestic and international travel, <25%
  • Must be able to obtain clearance from the Bureau of Alcohol, Tobacco, and Firearms and Explosives as an Employee Possessor.
  • Candidates hired into this role will also need to complete a Gun Control Act Self Certification form.
  • This position is covered under the Safe Explosive Act which requires any employee possessor/responsible person to complete an Employee Possessor Questionnaire for Bureau of Alcohol, Tobacco, & Firearms (ATF).

Position Requirements for Sr. Principal Project Engineer:

  • Includes all of the above with at least 9 years of directly related mechanical design experience in defense or aerospace industry or 7 years of directly related experience with a Master’s degree.

Salary Range: $87,600 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

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.