Senior Avionics Hardware Engineer — Interplanetary Spacecraft

Relativity Space, Inc.; Long Beach (CA); On-site; USD 175,000 - 263,000; Full time

Benefits offered by this job

Equity

PTO

Sick leave

Parental leave

Learning stipend

Development stipend

Job summary

Relativity Space, Inc. is seeking a Staff Avionics Hardware Engineer for the Interplanetary Program in Long Beach, CA. You will own the design, development, and flight delivery of spacecraft avionics from concept through flight-qualified hardware.

Work with propulsion, guidance and control, thermal and software teams to ensure reliable, high‑performance avionics for deep‑space missions, leading builds from PCB design to system‑level testing.

Qualifications

• Bachelor's or Master's degree in Aerospace Engineering, Electrical Engineering, or a related technical field.
• 7+ years of experience designing, developing, and delivering avionics for aerospace systems or similarly complex environments.
• Demonstrated ability to take a design from concept through production with minimal supervision.
• Hands-on experience with schematic capture, PCB layout, embedded software interfaces, and system-level testing.
• Proven track record of working cross-functionally and communicating technical information clearly to diverse audiences.
• Ability to work effectively in a collaborative, fast-paced team environment, demonstrating adaptability and problem-solving skills.

Responsibilities

• Develop complete avionics systems, including architecture, design, integration, and verification, from initial concept through flight-qualified hardware
• Collaborate with propulsion, guidance and control, thermal and software teams to ensure seamless integration and performance of avionics systems
• Implement robust design and test processes that ensure reliability and safety for deep-space missions
• Lead the technical execution of avionics hardware builds, including PCB design, harnessing, embedded systems, and environmental qualification
• Coordinate with suppliers and internal stakeholders to manage component selection, testing, and delivery schedules
• Maintain accurate design documentation, test plans, and reports, demonstrating strong communication and organizational skills

Skills

Avionics design

Cross-functional collaboration

Schematic capture

PCB layout

Embedded software interfaces

System-level testing

Education

Bachelors or Masters in Aerospace/Electrical Eng

Job description

Relativity Space, Inc. is seeking a Staff Avionics Hardware Engineer for the Interplanetary Program in Long Beach, CA. You will own the design, development, and flight delivery of spacecraft avionics from concept through flight-qualified hardware.

Work with propulsion, guidance and control, thermal and software teams to ensure reliable, high‑performance avionics for deep‑space missions, leading builds from PCB design to system‑level testing.