Senior Power Electronics Architect – Space Systems

CesiumAstro Inc.; El Segundo (CA); On-site; USD 149,000 - 199,000; Full time

Benefits offered by this job

Stock options

Health, dental, vision insurance

Retirement plans (401k) and financial/

Job summary

CesiumAstro is seeking a Principal Power Electronics Engineer to join our spacecraft payload development team. You will lead architecture definition, circuit design, verification, and production support for space-grade power electronics hardware.

The role covers power subsystem design, system integration, and mentoring a small team, with opportunities to drive innovation and potentially contribute to intellectual property in the power electronics domain.

Qualifications

• BS degree in Electrical Engineering from an accredited university.
• Minimum of 9 years of experience in analog and power electronics design.
• Experience with power architecture SWAP-C and trade studies for size, weight, power, and cost.
• Experience with DC-DC converters and power stage design (isolated/non-isolated, various topologies).
• Experience with schematic capture and PCB layout tools; strong testing/troubleshooting skills.
• Experience with SPICE-based tools and power integrity/testing simulations.
• Excellent written and verbal communication skills.

Responsibilities

• Define electrical power system architecture and derive requirements.
• Design DC-DC converters, motor drives, inverters, and power management circuits.
• Perform detailed analog and power electronics circuit design across multiple topologies.
• Model and analyze circuits including WCA, stress, FMEA, reliability, and power integrity.
• Develop verification tests, matrices, and qualification/test plans for power designs.
• Lead board bring-up and design verification testing of power electronics circuits/modules.
• Mentor engineers and lead a small team to drive project execution.
• Monitor industry trends and drive innovation and IP development.

Skills

Excellent written and verbal comms

Education

BS in Electrical Engineering

MS in Electrical Engineering (preferred)

PhD in Electrical Engineering (preferred)

Tools

Altium

OrCAD

Allegro

Xpedition

SPICE

LTSPICE

SIMetrix/SIMPLIS

PLECS

Simulink

MATLAB

MathCAD

ANSYS Q3D

SiWave

HyperLynx

Job description

CesiumAstro is seeking a Principal Power Electronics Engineer to join our spacecraft payload development team. You will lead architecture definition, circuit design, verification, and production support for space-grade power electronics hardware.

The role covers power subsystem design, system integration, and mentoring a small team, with opportunities to drive innovation and potentially contribute to intellectual property in the power electronics domain.