Avionics Mechanical Engineer – Flight Systems

Relativity Space, Inc.; Long Beach (CA); On-site; USD 104,000 - 156,000; Full time

Benefits offered by this job

Competitive salary and equity

Generous PTO and sick leave policy

Parental leave

Learning and development stipend

Job summary

Relativity Space in Long Beach, CA is seeking an Avionics Mechanical Engineer for Terran R. You will own the design, analysis, development, and delivery of electro mechanical systems for avionics, including enclosures, interfaces, thermal management, and launch-vehicle integration.

This hands-on role requires CAD proficiency, 3+ years in aerospace packaging, and a track record delivering systems from concept to flight.

Qualifications

• Bachelor’s or Master’s degree in Mechanical Engineering, Aerospace Engineering, or a related field.
• 3+ years of experience in mechanical design, packaging, and thermal management for aerospace or ruggedized electronic systems.
• Proven ability to deliver mechanical systems from concept through qualification and flight.
• Proficiency with CAD (SolidWorks, NX, or equivalent) and analysis tools for structural and thermal performance.
• Hands-on experience building, testing, and debugging hardware in a lab environment.
• Strong communication skills and comfort working cross-functionally in a fast-paced, rapidly iterating team environment.

Responsibilities

• Own the design, analysis, development, and delivery of electro mechanical systems supporting Terran R Avionics.
• Include enclosures, electrical interfaces, thermal accommodations, and interfaces to launch vehicle systems.
• Ensure the delivered Avionics can survive launch and space environments, and solve complex thermal and structural challenges in tight, mass-efficient packaging.
• Operate in a hands-on, self-driven role, iterating from first principles, performing analysis and testing, and driving flight-ready avionics delivery.

Skills

Mechanical design

Packaging

Thermal management

CAD tools

Analysis tools

Hardware build/test

Cross-functional collaboration

Communication

Education

Bachelor’s or Master’s degree in Mechanical Engineering or Aerospace Engineering

Tools

SolidWorks

NX

Test equipment

Lab instrumentation

Job description

Relativity Space in Long Beach, CA is seeking an Avionics Mechanical Engineer for Terran R. You will own the design, analysis, development, and delivery of electro mechanical systems for avionics, including enclosures, interfaces, thermal management, and launch-vehicle integration.

This hands-on role requires CAD proficiency, 3+ years in aerospace packaging, and a track record delivering systems from concept to flight.