Apply on Employer Site

CesiumAstro · 1 hour ago

Senior Power Electronics Engineer I

El Segundo, CA

Full-time

Onsite

Mid, Senior Level

$115K/yr - $150K/yr

4+ years exp

CesiumAstro is a pioneer in developing communication systems for satellites and airborne platforms. They are seeking a Senior Power Electronics Engineer I to contribute to the development life cycle of power electronics hardware for satellites, including design, simulation, and testing of power systems.

AerospaceDronesSatellite CommunicationSpace Travel

Growth Opportunities

No H1B

U.S. Citizen Only

Responsibilities

Define electrical power system architecture, and derive power subsystem requirements

Design DC-DC power converters, power management and control circuits from concept to production release

Perform detailed design for low to high complexity analog and power electronics circuits ranging from single DC-DC power converters to multi-output power supply modules

Perform modeling and analysis of analog and power electronics designs including worst-case circuit analysis (WCA), stress analysis, small signal modeling analysis, failure modes and effects analysis (FMEA), reliability analysis, and power integrity analysis

Develop design verification test plans, requirement compliance matrices, system integration and qualification test plans, and production acceptance test plans for power converters and power supply designs

Perform board bring-up and design verification testing of analog and power electronics circuits

Perform system integration, qualification testing, and production release of power supply modules and power systems

Perform research and monitor power electronics industry trends to drive innovation and generate intellectual property in this area

Qualification

Power electronics designDC-DC converter designAnalog circuit designControl theory knowledgePCB layout toolsSimulation toolsTestingTroubleshootingResearch skillsCommunication skillsTeam collaboration

Required

Bachelor of Science (BS) degree or higher in Electrical Engineering from an accredited university

Minimum of 4 years of experience designing analog and power electronics

Experience with power stage design of common DC-DC power converter topologies (e.g. discrete linear regulators, Buck, Boost, Buck-boost, Flyback)

Experience with voltage mode control and peak current mode control modeling and characterization for DC-DC converters

Knowledge of control theory and stability of power electronics, including experience characterizing control loops and impedances in the laboratory

Experience designing power filters for low noise outputs and for power line electromagnetic compatibility (EMC)

Hands-on experience with testing and troubleshooting electronics and power converters using laboratory instruments such as oscilloscopes, impedance analyzers, spectrum analyzers, electronic loads, and signal generators

Experience with electronics schematic capture and printed circuit board (PCB) layout tools such as Altium, OrCAD, Allegro or Xpedition

Experience with analysis and simulation tools such as SPICE, LTSPICE, SIMetrix/SIMPLIS, PLECS, Simulink, MATLAB, MathCAD, ANSYS Q3D and SiWave, or HyperLynx

Excellent written and verbal communication skills

Preferred

Master of Science or PhD in Electrical Engineering with research focus in power electronics

Experience designing high-reliability analog and power electronics for automotive, space or defense applications

Knowledge of space radiation environments and radiation effects in electronics

Experience in power electronics applications utilizing GaN or SiC wide bandgap power semiconductor devices

Experience developing design verification test plans, requirement compliance matrices, system integration and qualification test plans, and production acceptance test plans

Experience performing worst-case circuit analysis (WCA), stress analysis, failure modes and effects analysis (FMEA), and reliability analysis for power supplies

Experience running board-level power integrity simulation using tools such as Ansys SiWave, or HyperLynx

Experience with power magnetics modeling, design and laboratory characterization

Knowledge of soft switching and resonant power converter topologies (e.g. LLC, CLLC, series resonant, phase shifted full bridge, dual active bridge, etc.)

Knowledge of power stage design for inverters and motor drives

Experience with advanced control schemes for DC-DC power converters (e.g. constant on-time control, boundary mode control, average current mode control)

Programming skills to support hardware test and data processing (Python, MATLAB, etc.)