Propulsion Engineer I/II - Engine Systems

Rocket Lab Corporation • Long Beach, CA

123d • $80,000 - $125,000

About The Position

As an Engine Systems Propulsion Engineer, you will play a critical role in the development, testing, and operation of the Archimedes Engine family, a cornerstone of the Neutron rocket program. This highly technical role involves ownership of engine subsystems, test campaigns, data analysis, and refining designs for reliability and vehicle operations, while driving system architecture trades, managing interfaces, and optimizing requirements for the vehicle. Success requires strong autonomy, technical expertise, curiosity, attention to detail, and the ability to organize complex systems into actionable plans while collaborating across teams. You will also support engine analysis, simulation, testing, and tool development, bringing deep technical acumen to solve challenging problems. As a self-starter capable of leading projects with minimal oversight, you will have the opportunity to make a significant impact in a fast-growing startup environment that fosters growth and innovation.

Requirements

• Bachelor’s degree in mechanical engineering, aerospace engineering, or related field.
• Strong fundamental understanding of fluid dynamics, thermodynamics, and cryogenic systems.
• Fundamental understanding of mechanical design principles.

Nice To Haves

• Advanced degree in a fluid mechanics-heavy field.
• Proven ability to conduct hotfire data reviews, identify blockers for testing, and ensure operational safety of engine systems.
• Experience with staged combustion rocket engines and Methyl/LOX propellant systems.
• Background in failure analysis, combustion dynamics, turbopump mechanics, and/or fluid systems analysis.
• Familiarity with reusable rocket engine systems and/or test/launch facility operations.

Responsibilities

• Design, analyze, test, fly, and refly next generation propulsion hardware ensuring operational readiness and flight success.
• Develop clear requirements and deliver validated designs and hardware that meet program milestones and flight requirements.
• Execute engine test plans, including performance validation and reliability testing, and conduct post-test data reviews to distill learnings and adjust test planning.
• Collaborate with cross-functional teams to ensure robust integration, testing, and problem solving.
• Support flight operations, including engine acceptance and post-flight analysis.

Benefits

• Top tier medical HMO, PPO & a 100% company-sponsored medical HSA plan option.
• Dental and vision coverage.
• 3 weeks paid vacation and 5 days sick leave per year.
• 11 paid holidays per year.
• Flexible spending and dependent care savings accounts.
• Paid parental leave.
• Disability insurance.
• Life insurance.
• Access to a 401(k) retirement plan with company match.
• Discounted employee stock purchase program.
• Subsidized EV charging stations.
• Onsite gym, food and drinks, and other discounts.

What This Job Offers

• Career Level: Entry Level
• Education Level: Bachelor's degree
• Number of Employees: 1,001-5,000 employees