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Principal Mechanical Engineer - 15253

RELOCATION ASSISTANCE: Relocation assistance may be available

CLEARANCE TYPE: Secret

TRAVEL: Yes, 10% of the Time

Description

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 Defense Systems is seeking a Principal Mechanical Engineer. This position is located in Huntsville, AL or Roy, UT and supports the Sentinel program. 

What You’ll Get To Do: 

  • Responsible for overseeing and coordinating mechanical systems design 

  • Evaluating mechanical systems, products, components, and applications by reviewing designs.

  • Ensures product quality by reviewing mechanical designs and validating that current standards are applied. 

  • Supports the delivery of Mechanical Systems design Technical Data Packages, as-built TDPs, PDPs, interface models, and additional design artifacts 

  • Supporting structured trade studies to evaluate alternative design solutions to resolve technical issues 

  • Developing and presenting design change requests, coordinating with impacted internal and external stakeholders, and ensuring configuration control of the technical baseline. 

  • Identifying risks and opportunities associated with or driven by design factors and executing handling/mitigation/capture actions to reduce risk or realize opportunities. 

  • Developing and maturing Mechanical System designs that meet Weapon System requirements, UFC, MIL-STD, and other applicable codes and regulations. 

As a full-time employee of Northrop Grumman Defense Systems, you are eligible for our robust benefits package including:  

  • Medical, Dental & Vision coverage  

  • 401k  

  • Educational Assistance  

  • Life Insurance  

  • Employee Assistance Programs & Work/Life Solutions   

  • Paid Time Off   

  • Health & Wellness Resources   

  • Employee Discounts  

This position’s standard work schedule is a 9/80. The 9/80 schedule allows employees who work a nine-hour day Monday through Thursday to take every other Friday off.  This role may offer a competitive relocation assistance package.

You'll Bring These Qualifications:

Principal Mechanical Engineer:  

  • Bachelor's degree in a Science, Technology, Engineering or Mathematics (STEM) discipline from an accredited university and 5 years of experience, or 3 years of experience with a Master's degree; 4 years of experience with PHD

  • Must be a US Citizen with an active DoD Secret Clearance, at time of application, current and within scope, with an investigation date within the last 6 years 

  • Must have the ability to obtain and maintain Special Access Program (SAP) approval within a reasonable period of time, as determined by the company to meet its business needs 

  • Experience performing CAD modeling with design tools such as Siemens NX or similar 

  • Experience performing mechanical design efforts on MILCON, major infrastructure/building projects, or Aerospace and Defense programs. 

  • Must be proficient with Microsoft Office Suite of tools - Project, PowerPoint, Excel, Word  

  • Ability to understand and interpret requirements 

These Qualifications Would be Nice to Have:

  • Must be able to work independently, function in a dynamic environment, and be flexible to changing direction 

  • Excellent interpersonal, written communication, and presentation skills, including the ability to clearly and succinctly communicate complex concepts 

  • Exposure to missiles program requirements & with propulsion 

  • Proficient with 3D design/2D drawing CAD in NX

  • Proficient with PDM and/or CPLM

  • Proficient with GD&T and ASME Y14.5-2009

Salary Range: $86,600.00 - $143,600.00

The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.

Depending on the position, employees may be eligible for overtime, shift differential, and 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 application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.

Northrop Grumman is an Equal Opportunity 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 and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

Average salary estimate

$115100 / YEARLY (est.)
min
max
$86600K
$143600K

If an employer mentions a salary or salary range on their job, we display it as an "Employer Estimate". If a job has no salary data, Rise displays an estimate if available.

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EMPLOYMENT TYPE
Full-time, hybrid
DATE POSTED
June 11, 2025

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