Lead Avionics Test Systems Engineer, Ground

InvestedintheMission; Long Beach (CA); On-site; USD 151,000 - 227,000; Full time

Benefits offered by this job

Equity

PTO & sick leave

Parental leave

Annual learning & development stipend

Job summary

Relativity Space is seeking a Lead Avionics Test Systems Engineer, Ground Systems to design, build, and validate critical ground systems for engine testing, vehicle integration, and launch operations. You will work with propulsion, avionics, software, and operations to deliver robust systems on aggressive timelines.

The role requires hands‑on experience with signal integrity, power systems, and data acquisition, using NI/Beckhoff platforms. Expect ownership across the avionics ground segment.

Qualifications

• BS/MS/PhD in Electrical Engineering, Computer Engineering, Mechanical Engineering, Aerospace Engineering, or related field.
• 5+ years designing and deploying test/electrical integration systems in aerospace/high‑reliability environments.
• Expert knowledge of electrical signal integrity, grounding schemes, shielding, and power systems.
• Hands‑on experience designing, building, and commissioning electrical ground systems.
• Experience with Ethernet, RS‑422, CAN, MIL‑STD‑1553 and ground systems standards (ASME, API, NASA/AF).
• Experience with data acquisition and safety control platforms such as NI, Beckhoff, or similar.

Responsibilities

• Lead design, development, build, and integrate critical ground systems supporting engine test, vehicle integration, and launch operations.
• Collaborate cross‑functionally with vehicle, propulsion, avionics, software, test, and operations teams to deliver robust, scalable systems on tight timelines.
• Oversee fabrication, bring‑up, and validation of test systems, including electrical testing, calibration, and functional checks.
• Author ICDs and release drawings to ensure alignment between ground support equipment and flight/avionics hardware.
• Work with safety, operations, and launch teams to ensure systems are compliant and operable under high‑stakes conditions.

Skills

Electrical signal integrity

Grounding & shielding

Power systems

Network protocols

Data acquisition

Education

BS/MS/PhD in Electrical/Computer/Mechanical/Aerospace Engineering

Tools

NI

Beckhoff

Zuken

NX

Teamcenter

Altium Designer

Python

MATLAB

Job description

Relativity Space is seeking a Lead Avionics Test Systems Engineer, Ground Systems to design, build, and validate critical ground systems for engine testing, vehicle integration, and launch operations. You will work with propulsion, avionics, software, and operations to deliver robust systems on aggressive timelines.

The role requires hands‑on experience with signal integrity, power systems, and data acquisition, using NI/Beckhoff platforms. Expect ownership across the avionics ground segment.