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Galactic Resource Utilization Space, Inc. (GRU Space) logo

Founding Lunar Avionics / Electronics Engineer

Compensation
$125,000–$175,000/year

Job Description

Your circuit board will wake up on the lunar surface next year.

You’ll design the electronics and flight software that bring our 2027 lunar payload to life: commanding the ISRU brick fabrication process, inflating a habitat bladder, and getting data back to Earth. 

What you’ll do:

  • Design the avionics stack: controller boards, power distribution, sensor interfaces and valve actuation electronics.
  • Write the flight software for payload sequencing, closed-loop process control, and fault management.
  • Own the electrical interface to the CLPS lander (power, data, commanding, telemetry formatting).
  • Select and qualify components for the lunar radiation and thermal environment.
  • Design and build harnessing, including a lunar umbilical cord exposed on the Moon for our deployable payload.

What we’re looking for:

  • Experience designing mixed-signal PCBs from schematic through layout, fabrication, and bring-up (full-cycle).
  • RS-485 / serial protocol design: you can write a protocol ICD and define baud rate, framing, CRC, and fault handling from scratch.
  • Flight software in C/C++ on microcontrollers: state machines, FDIR, watchdog logic, closed-loop control.
  • Familiarity with spaceflight-adjacent standards for wiring, grounding, and EMI/EMC.
  • Power electronics: 28 Vdc conditioning, inrush limiting, motor driver integration, and power budget analysis.
  • Harness design: MIL-STD-38999 connectors, EMI/EMC compliance, thermal-rated wire and insulation (Kapton/PTFE), shielding continuity.
  • Comfort operating across the hardware/software boundary: you can debug a board with an oscilloscope and a JTAG probe.
  • You’ve built flight hardware before
  • Excellent communication skills

Must haves:

  • Experience architecting an avionics system from scratch that flew into space: you've taken a design from concept to launch and can point to it.
  • Full-cycle PCB design: schematic through layout, fab, bring-up, and in-system debug.

Nice to haves:

  • Experience writing ICDs and technical documentation delivered to a vehicle or launch provider.
  • Familiarity with actuator drive electronics (brushed DC motors, NEA/pyro devices) or compressed-gas systems.
  • Comfortable interfacing with mechanical design teams.
  • Onboard data storage design: NAND flash, wear leveling, downlink queue management.
  • Experience with radiation-tolerant or rad-hard component selection.
  • You can drink from the fire hose.

ITAR Requirements

To conform to U.S. Government space technology export regulations, including the International Traffic in Arms Regulations (ITAR), you must be a U.S. citizen, lawful permanent resident of the U.S., protected individual as defined by 8 U.S.C. 1324b(a)(3), or eligible to obtain the required authorizations from the U.S. Department of State.


Interview Process

Four-stage interview:

1. Intro call

2. Take-home challenge (24 hours)

3. Onsite in SF

4. Offer

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Job Details

Category
Avionics
Employment Type
Full Time
Location
San Francisco, CA, US
Posted
May 11, 2026, 06:40 PM
Listed
Mar 29, 2026, 05:40 PM
Compensation
$125,000 - $175,000 per year

About Galactic Resource Utilization Space, Inc. (GRU Space)

Part of the growing frontier tech ecosystem pushing the edges of what's possible.

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Founding Lunar Avionics / Electronics Engineer
Galactic Resource Utilization Space, Inc. (GRU Space)
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