Spaceflight Propulsion Systems Architect

Gravitics; Houston (TX); On-site; USD 135,000 - 160,000; Full time

Benefits offered by this job

Equity at growth stage

Comprehensive health plan

401(k) retirement plan

Generous PTO

Job summary

Gravitics is seeking an experienced propulsion systems engineer to own the full lifecycle of in-space propulsion fluid systems, from design through build and integration. You will lead major subsystem architecture elements and drive cross-functional trades to ensure performance and reliability.

The role requires 5+ years in mechanical or aerospace engineering, a relevant bachelor’s degree, and hands-on experience with propulsion or fluid components.

Qualifications

• Bachelor’s degree in aerospace or mechanical engineering.
• 5+ years in mechanical or aerospace engineering.
• Experience with propulsion or fluid system components.

Responsibilities

• Design, build, and test propulsion fluid systems and components.
• Own propulsion subsystem architecture from concept to hardware integration.
• Lead system-level trade studies on performance, weight, power, and cost.
• Plan propulsion integration and test campaigns for components and vehicle.
• Create requirements, ICDs, test plans, and propulsion fluid schematics.
• Collaborate with structures, thermal, avionics, and GNC teams.
• Support environmental qualification tests (TVAC, vibration, leak testing).

Skills

Propulsion systems knowledge

Mechanical/Aerospace background

CAD/FEA familiarity

Education

Bachelor’s degree in aerospace or mechanical engineering

Tools

NX/NASTRAN

CAD Modeling

Job description

Gravitics is seeking an experienced propulsion systems engineer to own the full lifecycle of in-space propulsion fluid systems, from design through build and integration. You will lead major subsystem architecture elements and drive cross-functional trades to ensure performance and reliability.

The role requires 5+ years in mechanical or aerospace engineering, a relevant bachelor’s degree, and hands-on experience with propulsion or fluid components.