Senior Avionics Electrical Engineer: Propulsion Systems

Mosaic.tech; Costa Mesa (CA); On-site; USD 146,000 - 194,000; Full time

Job summary

Anduril Industries in Costa Mesa, CA is seeking an experienced Electrical Engineer to develop and test cutting-edge electronics for propulsion systems. You will lead electrical design from concept to production, including vendor management, and ensure performance, thermal management, and reliability across missions.

This role requires 5+ years in defense hardware, strong Altium Designer and LTSpice skills, and the ability to collaborate with mechanical, software, and systems teams in a

Qualifications

• Bachelor’s Degree in Electrical Engineering (BSEE) with 5+ years of experience designing, testing, and troubleshooting complex board designs.
• Solid engineering fundamentals across Analog, Digital, and Power Electronics.
• Deep proficiency with electronic design tools, specifically Altium Designer (or equivalent for schematic and layout) and LTSpice (or equivalent for circuit simulation).
• Competence with laboratory test equipment such as oscilloscopes, logic analyzers, thermal chambers, spectrum analyzers, function generators, DMMs, electronic loads, power supplies, and test automation.
• Familiarity with standard interfaces (CAN, I2C, SPI, Ethernet) and common MCU/CPU architectures.
• Eligible to obtain and maintain an active U.S. Secret security clearance.

Responsibilities

• Full Cycle PCB Design: Translate system-level propulsion requirements into robust designs. Perform schematic capture and high-density PCB layouts (Altium).
• Engine System Electronics: Design and optimize flight controller circuits, power distribution, motor controllers, and actuator circuits.
• Rigorous Analysis: Conduct circuit simulations, worst-case analysis (WCA), thermal analysis, DFMEA, and derating for reliability.
• Comprehensive Testing: Lead board bring-ups, DVT, qualification testing, and functional testing.
• Collaborative Design: Provide electrical support and collaborate with mechanical, thermal, software, test, quality, manufacturing, and systems engineering teams.
• Peer Reviews: Conduct peer-level and cross-discipline design reviews.
• Root Cause Analysis: Perform RCA in support of engine test and field operations.

Skills

Analog & Digital

Power Electronics

Altium Designer

LTSpice

CAN/I2C/SPI

Security Clearance

Education

Bachelor's Degree in Electrical Engineering (BSEE)

Master's Degree in Electrical Engineering (MSEE)

Tools

Altium Designer

LTSpice

MATLAB / Simulink

Job description

Anduril Industries in Costa Mesa, CA is seeking an experienced Electrical Engineer to develop and test cutting-edge electronics for propulsion systems. You will lead electrical design from concept to production, including vendor management, and ensure performance, thermal management, and reliability across missions.

This role requires 5+ years in defense hardware, strong Altium Designer and LTSpice skills, and the ability to collaborate with mechanical, software, and systems teams in a