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Senior Electrical Engineer

RFA Engineering

Job Location:

Chillicothe, IL - USA

Monthly Salary: $ 90000 - 120000

Posted: 6 August 2026 (15 days ago)

Application Deadline: 18 November 2026

Vacancies: 1 Vacancy

Job Summary

RFA Engineering() is an engineering service provider dedicated to delivering our clients with timely engineering support and expertise. We are seeking an experienced level candidate to become an integral part of our engineering team. The selected candidate will work with an experienced engineering staff using state-of-the-art engineering tools & processes. This position will operate onsite at our customers world-class engineering and manufacturing facility.

This is a full-time position with a full benefit package listed below that includesopportunitiesfor professional growth direct hire by our customers and additional opportunities within our own organization.

Senior Electrical Engineer - Power Electronics

The selected candidate will support the development of advanced medium-voltage and utility-scale power conversion this role you will design validate and troubleshoot power electronics hardware used in high-power inverter and converter applications. You will work closely with multidisciplinary engineering teams to develop reliable high-performance hardware while supporting projects from concept through production.

Responsibilities

Design develop and troubleshoot power electronics hardware including gate driver boards power boards sensing circuits and protection circuitry for high-power applications.
Create electrical schematics review PCB layouts and select components such as IGBT and SiC power devices isolated gate drivers sensors and power supplies.
Develop and execute validation plans by performing laboratory testing including double pulse testing switching characterization thermal testing fault analysis and system commissioning.
Analyze switching performance power losses thermal behavior and protection circuit operation using oscilloscopes power analyzers thermal cameras and other laboratory equipment.
Investigate hardware failures perform root cause analysis and implement corrective actions to improve reliability and performance.
Collaborate with controls mechanical manufacturing validation and supplier teams to support prototype builds product development and production readiness while promoting Design for Manufacturability (DFM) and Design for Testability (DFT) best practices.

Requirements

Bachelors degree in Electrical Engineering with at least five years of experience developing power electronics hardware.
Experience designing and validating inverter converter motor drive battery energy storage renewable energy or similar high-power systems.
Strong knowledge of IGBT and SiC power devices gate driver design power converter topologies switching behavior thermal management and protection circuits.
Experience designing and debugging power electronics PCB assemblies and performing laboratory validation using high-speed measurement equipment.
Strong analytical troubleshooting communication and cross-functional collaboration skills.

Preferred Qualifications

Masters degree in Electrical Engineering with an emphasis in Power Electronics.
Experience with medium-voltage power conversion systems and tools such as MATLAB/Simulink PLECS LTspice or Altium Designer.
Knowledge of Double Pulse Testing (DPT) EMI/EMC mitigation UL and IEC standards DFMEA reliability engineering and production launch support.

Visa sponsorship is NOT available for this position.

Pay Range: $90000 - $120000/yr Commensurate with experience

About RFA Engineering

RFA Engineering has provided product development and engineering services to industry leading customers since 1943. Our primary focus is the development of off highway equipment including agricultural construction mining recreational industrial and special machines. Our work includes concept development product design documentation problem-solving simulation optimization and testing of components systems and complete machines. Our engineering staff is located at our Engineering Center in Minneapolis branch office in Dubuque IA and at numerous customer sites throughout the U.S.

Competitive Benefits