Northrop Grumman’s Defense Systems sector is seeking a Mechanical Engineer/Principal Mechanical Engineer to join a multi-functional team of Electrical, Mechanical, and Systems Engineers in Roy, UT.
This position is in our Strategic Deterrent Systems Division to execute the Engineering and Manufacturing Development phase of the Sentinel Program.
The primary objective of this role is to collaborate across Systems Engineering, System Test, Global Supply Chain, suppliers, and other Integrated Product Teams (IPTs) to develop and review Environmental Control System hardware requirements, specifications, designs, trade studies, and analyses for the purpose of supporting incremental system maturity milestones and hardware deliveries. The successful candidate will be comfortable with working in a dynamic people-focused environment and collaborating across multiple internal and external stakeholders in order to achieve organizational goals.
What You Will Get to Do:
- Collaborate with stakeholders to decompose technical requirements, develop complete and verifiable requirements, and conduct trade studies
- Generate and update specifications as part of a Systems Engineering framework for the purpose of releasing to suppliers and supporting the procurement process
- Develop design and analysis artifacts to support design reviews, customer deliverables, and hardware procurement workflows
- Perform heating and cooling calculations to size HVAC equipment
- Select appropriate HVAC equipment to meet size and system requirements
- Review and provide comments to supplier-submitted drawings and contractual deliveries
This positions 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 position can be filles as an Engineer (level 2) or Principal Engineer (level 3) depending on qualifications and experience.
Basic Qualifications:
- Mechanical Engineer (level 2): Bachelor’s degree in Mechanical Engineering or related STEM field and 2 years of relevant experience; or Master's degree with 0 years of experience
- Principal Mechanical Engineer (level 3) : Bachelor’s degree in Mechanical Engineering or related STEM field with 5 years of relevant experience; or Master's degree with 3 years of relevant experience
- Must have the ability to obtain and maintain a U.S. Government DoD Secret security clearance
- Must be able to obtain and maintain Special Access Programs (SAP) clearance
- Must be proficient with Microsoft Office tools - PowerPoint, Excel, Word
- Ability to understand and interpret requirements
- Must be able to work independently, function in a dynamic environment, and be flexible to changing direction
Preferred Qualifications:
- Experience with Environmental Control Systems (ECS) and Heating, Ventilation, and Air conditioning (HVAC) system design and verification
- Experience with Carrier HAP, NX, Autodesk Revit, and Product Lifecycle Management (PLM) software
- Familiarity with Systems Engineering and Model Based Systems Engineering (MBSE) processes
- Professional Engineer (PE) license
- Experience with estimation, bidding, proposals, or RFPs
- Experience with PDP (Product Definition Packages) creation
- Working knowledge of PLC (Programmable Logic Controllers) and plant controls
Skills Required
- Bachelor's degree in Mechanical Engineering or related STEM field with 2 years relevant experience, or Master's degree with 0 years (Engineer level)
- Bachelor's degree in Mechanical Engineering or related STEM field with 5 years relevant experience, or Master's degree with 3 years (Principal level)
- Ability to obtain and maintain a U.S. Government DoD Secret security clearance
- Ability to obtain and maintain Special Access Programs (SAP) clearance
- Proficiency with Microsoft Office tools (PowerPoint, Excel, Word)
- Ability to understand and interpret requirements
- Ability to work independently, function in a dynamic environment, and be flexible to changing direction
- Experience with Environmental Control Systems (ECS) and HVAC system design and verification
- Experience with Carrier HAP, NX, Autodesk Revit, and Product Lifecycle Management (PLM) software
- Familiarity with Systems Engineering and Model Based Systems Engineering (MBSE) processes
- Professional Engineer (PE) license
- Experience with estimation, bidding, proposals, or RFPs
- Experience with PDP (Product Definition Packages) creation
- Working knowledge of PLC and plant controls
Northrop Grumman Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Northrop Grumman and has not been reviewed or approved by Northrop Grumman.
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Retirement Support — 401(k) matching is considered strong, with additional defined-benefit coverage for certain cohorts and options like catch-up contributions. Retirement programs are repeatedly highlighted as a core strength of the total rewards.
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Leave & Time Off Breadth — PTO, company-paid holidays, and compressed work schedules (such as 9/80) provide meaningful time away and flexibility. These scheduling options are cited as a major quality-of-life benefit across many locations.
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Parental & Family Support — Paid parental leave alongside caregiver leave, adoption assistance, and back-up care supports a range of family needs. These programs have been expanded recently, signaling continued investment in family support.
Northrop Grumman Insights
What We Do
We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more with us. Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer.






