Principal Mechanical Engineer (18524*)

0090 CORP-Corporate Office; Utah; On-site; USD 89,400 - 134,200; Full time

Benefits offered by this job

Medical, Dental & Vision

401k

Educational Assistance

Life Insurance

Paid Time Off

Wellness Resources

Employee Discounts

Job summary

Northrop Grumman is seeking a Principal Mechanical Engineer in Roy, Utah, to lead complex mechanical designs supporting US deterrence programs. The role requires a Top Secret clearance and 10% travel.

You will work across suppliers and internal teams to ensure designs meet program requirements and applicable standards. Responsibilities include developing and validating mechanical systems, creating design artifacts, and coordinating with engineering disciplines to resolve cross‑domain impacts.

Qualifications

• Bachelor’s degree in Mechanical Engineering or related STEM field with 5+ years of relevant experience; or Master’s with 3+ years; or PhD with 1+ year.

Responsibilities

• Demonstrate commitment to ethics and integrity and drive innovation.
• Operate in an advanced design environment and collaborate with suppliers to meet goals.
• Transition innovative solutions for US deterrence programs to development and fielding.

Skills

CAD modeling

Mechanical engineering

Siemens NX

MBSE

Technical communication

Independent work

Cross-domain collaboration

Education

Bachelor’s degree in Mechanical Engineering

Master’s degree in Mechanical Engineering

PhD (optional)

Tools

Siemens Teamcenter PLM

Job description

Principal Mechanical Engineer - Roy, UT

Relocation assistance may be available. Clearance required: Top Secret. Travel required: 10% of the time.

Responsibilities

• Demonstrate commitment to ethics and integrity, and the capability to innovate while challenging traditional ways of doing business.
• Operate in an advanced design environment and collaborate across suppliers as required to accomplish the team goals.
• Transition innovative solutions, technologies, and advanced concepts for U.S. strategic deterrence interests to programs of record for product development and fielding.
• Evaluate mechanical systems, products, components, and applications by reviewing designs.
• Ensure product quality by reviewing mechanical designs and validating that current standards are applied.
• Support the delivery of mechanical systems design Technical Data Packages, interface models, and additional design artifacts.
• Support structured trade studies to evaluate alternative design solutions to resolve technical issues.
• Develop and present design change requests, coordinating with impacted internal and external stakeholders, ensuring configuration control of the technical baseline.
• Identify risks and opportunities associated with or driven by design factors and execute mitigation actions to reduce risk or realize opportunities.
• Develop and mature mechanical system designs that meet Weapon System requirements, UFC, MIL‑STD, and other applicable codes and regulations.
• Write clear, testable requirements and verification plans for mechanical subsystems.
• Assess vendor‑provided technical data (drawings, specifications, test reports) for compliance with program requirements.
• Collaborate with mechanical, electrical, and software engineers to capture cross‑domain impacts and resolve conflicts.
• Participate in design, trade, and verification reviews; provide status updates to program leadership.
• Support configuration control and documentation in accordance with Northrop Grumman engineering standards.

Mandatory Qualifications

• Bachelor’s degree in Mechanical Engineering or related STEM field and 5 years of relevant experience; or Master’s degree with 3 years of relevant experience; or 1 year with a Ph.D.
• U.S. citizen with an active and current Top Secret clearance at time of application.
• Ability to obtain and maintain Special Access Program (SAP) approval within a reasonable period of time.
• 2+ years of experience with CAD modeling (Siemens NX preferred).
• 2+ years of experience in mechanical engineering that includes a background in mechanical systems (mechanisms preferred).
• Familiarity with common engineering standards (ISO, ASME, Mil Spec, NAS, etc.).
• Ability to operate independently with minimal supervision, function in a dynamic environment, and be flexible to changing direction.
• Proficient written and verbal communication skills when conveying technical content.

Nice to Have

• Prior work on mechanical subsystems for nuclear surety or nuclear safety programs.
• Experience with Siemens Team Center PLM or similar systems.
• Experience with requirements management and model‑based systems engineering (MBSE) principles.
• Experience with system engineering processes and procedures.

Benefits

• Medical, Dental & Vision coverage
• 401k
• Educational Assistance
• Life Insurance
• Employee Assistance Programs & Work/Life Solutions
• Paid Time Off
• Health & Wellness Resources
• Employee Discounts

Standard work schedule: 9/80 (Monday–Thursday nine hours, every other Friday off).

Salary Range: $89,400.00 – $134,200.00

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.