Lead In-Space Propulsion Engineer

Gravitics Inc; Seattle (WA); On-site; USD 135,000 - 160,000; Full time

Benefits offered by this job

Equity

Medical insurance

401(k) retirement plan

Generous PTO

Job summary

Gravitics is seeking an experienced propulsion engineer to own the full lifecycle of an in-space propulsion system, from concept to test. You will design, build, and verify fluid subsystems that meet mission requirements while coordinating with cross-functional teams in a fast-paced environment.

Located in Marysville, WA, this full-time role offers competitive salary and equity, comprehensive benefits, and opportunities to advance propulsion technology within a growing space company.

Qualifications

• 5+ years of experience in mechanical or aerospace engineering.
• Bachelor’s degree in aerospace engineering, Mechanical Engineering, or another applicable field.
• Working knowledge of propulsion or fluid system components (feed systems, pressurization, valves, regulators, or similar).
• Exposure to propulsion design, propellant management, hardware integration, and testing.
• Ability to understand structural, fluid, and thermal designs from first principles.
• Familiarity with CAD and FEA packages such as NX and NASTRAN.
• Thrives in a fast-moving environment with ownership.

Responsibilities

• Design, build, and test propulsion fluid systems, including feed systems, tank pressurization, propellant management, and related components.
• Take ownership of propulsion subsystem architecture elements from concept through hardware integration and test.
• Lead system-level trade studies to evaluate performance, weight, power, and cost.
• Plan and execute propulsion integration and test campaigns across component, subsystem, and full vehicle testing.
• Generate and maintain requirements, ICDs, test plans, and fluid system schematics.
• Work cross-functionally with structures, thermal, avionics, and GNC teams for system compatibility.
• Support environmental qualification and acceptance testing, including TVAC, vibration, and leak/proof testing.

Skills

Propulsion systems knowledge

Fluid handling

Thermodynamics analysis

GD&T (ASME Y14.5)

CAD/FEA (NX/NASTRAN)

Education

Bachelor's degree in aerospace or mechanical engineering

Tools

NX

NASTRAN

Job description

Gravitics is seeking an experienced propulsion engineer to own the full lifecycle of an in-space propulsion system, from concept to test. You will design, build, and verify fluid subsystems that meet mission requirements while coordinating with cross-functional teams in a fast-paced environment.

Located in Marysville, WA, this full-time role offers competitive salary and equity, comprehensive benefits, and opportunities to advance propulsion technology within a growing space company.