Expand your horizons, advance your career, and contribute to a secure future for generations. Northrop Grumman’s Space Sector invites you to bring your pioneering spirit to our collaborative teams. As a Sr. Principal Propulsion Engineer located in Promontory, UT, you’ll be a linchpin in missions of paramount importance, defining the art of the possible from day one.
Propulsion Systems is seeking a Sr. Principal Propulsion Engineer to be a Loaded motor Engineering Product Owner (EPO) that will provide expertise and leadership for our Solid Rocket Loaded Motor Design and Analysis team in our Promontory UT office. This position will lead a technical team of analysts and design engineers responsible for loaded motor design, structural and ballistic analysis, and production support on primarily Promontory‑based solid rocket motor programs.
This role will require strong understanding of the loaded motor design and analysis process as well as strong communication skills to coordinate work with program leadership, and personally contribute to the loaded motor engineering discipline.
This position will work a 9/80 schedule, with every other Friday off.
Job responsibilities include, but are not limited to, the following:
- Perform the required duties as the Engineering Product Owner (EPO) for the loaded motor design element, specifically for the Sentinel program.
- Support the demands from the loaded motor IPT/VSET as the design authority and technical owner of the loaded motor discipline
- Integrate with development teams (including specialists in Manufacturing, Quality, Safety, Thermal, Structural, Materials, and Test) to certify design solutions that meet all requirements (technical, cost, schedule)
- Lead a team of engineers to support the project needs and demands from the loaded motor design team
- Create engineering drawings, CAD models, revisions, test plans, reports and specifications that support the loaded motor design elements
- Provide loaded motor MRB support; including final dispositions, root cause identification, corrective action, process improvement, risk assessments
- Develop and present documentation for project related meetings to internal and external customers; including critical design reviews, MRB closure, and risk posture, etc.
- Perform problem solving/anomaly resolution including on-floor production support
- Ensure work products meet safety, performance, and quality requirements
- Other duties as assigned
Why you? You’re the candidate we’re searching for if you are ready to achieve the impossible alongside like-minded innovators.
Basic Qualifications:
- Bachelor’s degree in Mechanical or Aerospace Engineering with 8 years of professional experience – OR – Master’s degree in Mechanical or Aerospace Engineering with 6 years of professional experience.
- Must have the ability to obtain and maintain a U.S. Government DoD Secret security clearance
- Engineering analysis experience (preferably structural and/or ballistic)
- Design engineering experience with solid rocket motors, preferably with Loaded Motor products
- Demonstrated experience setting priorities and managing competing demands across multiple programs or projects
- Strong communication skills for both formal and informal settings
Preferred Qualifications:
- Experience creating and revising engineering drawings, specifications, plans, reports
- MRB (Material Review Board) support and closure
- Analysis experience in structural PLI and/or ballistics
- Working understanding of materials used in liner, barrier, and propellant systems at NG Propulsion Systems
- Prior experience in technical lead, team lead, or project lead role in a propulsion or similar high consequence environment.
- Loaded Motor product design and production support
- Ability to clearly present technical information in written reports and formal presentations
- Previous experience at Northrop Grumman
Curious about all the exciting developments with the Northrop Grumman Space Sector? Click the link below:
https://www.northropgrumman.com/space
Working at Northrop Grumman is more than just a paycheck. We offer a comprehensive Total Rewards and benefits package designed to help you thrive at work and in life. For more information on our Total Rewards package, please visit our Total Rewards site.
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Primary Level Salary Range: $122,800.00 - $184,200.00The 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.Skills Required
- Bachelor's degree in Mechanical or Aerospace Engineering with 8 years of professional experience OR Master's degree with 6 years
- Ability to obtain and maintain a U.S. Government DoD Secret security clearance
- Engineering analysis experience (preferably structural and/or ballistic)
- Design engineering experience with solid rocket motors, preferably Loaded Motor products
- Demonstrated experience setting priorities and managing competing demands across multiple programs or projects
- Strong communication skills for both formal and informal settings
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.
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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.








