Principal Propulsion Engineer - 3

Northrop Grumman • Corinne, UT

1d • $98,400 - $147,600 • Onsite

About The Position

Northrop Grumman’s Space Sector is seeking a Principal Propellant Materials and Process Engineer to support propellant process development and manufacturing in Promontory, Utah. The role includes supporting propellant casting campaigns, maintaining specifications and production documentation, and analyzing process data to help ensure manufacturing excellence. The engineer works collaboratively with engineering, operations, and leadership teams to solve problems and drive continuous improvement. The position follows a 9/80 schedule, with every other Friday off, and includes travel 10% of the time.

Requirements

• Bachelor’s degree in Chemistry, Mechanical Engineering, Chemical Engineering, or another related STEM field and 5 years of professional experience; or a Master’s degree and 3 years of professional experience; or a PhD and 1 year of professional experience.
• Ability to obtain and maintain a U.S. Government DoD Secret security clearance.
• Demonstrated knowledge of laboratory testing techniques and experience conducting experiments.

Nice To Haves

• Exposure to writing and updating shop floor plans or production documentation.
• Knowledge of process validation and qualification practices.
• Experience conducting process troubleshooting and implementing process improvements.

Responsibilities

• Support propellant casting campaigns while ensuring compliance with safety, quality, and performance standards.
• Author and maintain specifications, shop floor planning, and related engineering documentation.
• Collect, analyze, and interpret data using tools such as Excel, VBA, or Python to identify trends and better understand process behavior.
• Support root cause analysis and implement corrective and preventive actions to address manufacturing defects.
• Collaborate with cross-disciplinary teams to develop and continuously improve propellant manufacturing processes.
• Troubleshoot and resolve challenges related to processing, tooling, and facilities, and implement effective solutions.
• Participate in the design, checkout, qualification, and implementation of new or modified tooling, equipment, and processes.
• Create technical reports and presentations to communicate findings and proposals to leadership, customers, and internal teams.
• Conduct tabletop reviews with manufacturing operations teams to validate process plans and outcomes.

Benefits

• Health insurance coverage
• Life insurance
• Disability insurance
• Savings plan
• Company-paid holidays
• Paid time off for vacation and/or personal business
• Potential eligibility for overtime, shift differential, and a discretionary bonus

What This Job Offers

• Job Type: Full-time
• Career Level: Principal