Propulsion Engineer (Aerospace)

TL;DR

Propulsion Engineer (Aerospace): Developing and integrating spacecraft propulsion hardware and fluid systems with an accent on AIT execution and spacecraft hardware integration. Focus on 3D CAD modeling, hands-on assembly, and executing complex test campaigns for flight-ready hardware.

Location: Hybrid in San Jose, CA. U.S. citizenship, U.S. legal permanent resident status, or protected person status is required.

Salary: $130,000 - $170,000 per year

Company

An early mover in in-space transportation and infrastructure services, developing cost-effective and energy-efficient transport systems for the space economy.

What you will do

• Execute hands-on assembly and testing of propulsion systems, including tubing, heaters, sensors, and valves.
• Develop 3D CAD models, detailed drawings, and integrated layouts for constrained spacecraft environments.
• Design spacecraft hardware such as brackets, enclosures, and thermal/mechanical interfaces.
• Generate documentation packages and work instructions to support AIT (Assembly, Integration & Test).
• Collaborate with structural, thermal, and manufacturing teams through the full engineering lifecycle.
• Support propulsion and mechanical test campaigns, including setup, execution, and troubleshooting.

Requirements

• BS in Mechanical Engineering, Aerospace Engineering, or a related field.
• 3 to 5 years of on-the-job engineering experience.
• Hands-on experience with propulsion system build-up, fluid systems, and valve integration.
• Proficiency in modern CAD tools, GD&T, and tolerance stack-ups.
• U.S. citizenship, U.S. legal permanent resident status, or protected person status under 8 U.S.C. § 1324b(a)(3).

Nice to have

• Understanding of propulsion-system fundamentals, thermal behavior, or fluid dynamics.
• Knowledge of aerospace standards, including range safety guidelines and RPUG requirements.

Culture & Benefits

• Total compensation package including base salary, bonus, and equity.
• Comprehensive health benefits: medical, dental, and vision insurance.
• 401k retirement plan and life insurance.
• Flexible PTO, 11 paid holidays, sick time, and paid parental leave.
• Fast-paced, hardware-focused environment with ownership from concept to flight.