What are the responsibilities and job description for the Power Electronics Engineer position at KnackHook, LLC?
Education Requirements:
- Bachelor''s degree in Electrical Engineering plus 5 years of experience
Preferred Education:
- Master''s degree in Electrical Engineering with emphasis in Power Electronics plus 3 years of experience
Required Skills for the Power Electronics Engineer:
- Gate Driver Board (GDB) Design and Validation
- Power Electronics Hardware Design
- Power Electronics Testing & Root Cause Analysis
- Experience with IGBT and SiC power module applications, including switching behavior, SOA, thermal performance, and protection design
- Hands-on experience with Double Pulse Testing (DPT) and switching characterization
- Knowledge of gate drive circuits, desaturation protection, soft shutdown, active Miller clamp, and false turn-on mitigation
- Experience designing and debugging high-voltage and high-current PCBs
- Schematic capture and PCB design review experience using Altium Designer or equivalent ECAD tools
- Familiarity with MATLAB/Simulink, PLECS, LTspice, or similar simulation tools
- Experience with power electronics laboratory equipment: Oscilloscopes; Differential probes; High-current probes; Power analyzers; Thermal imaging cameras; Data acquisition systems
- Knowledge of: EMI/EMC design practices; Creepage and clearance requirements; Electrical safety and insulation coordination; Thermal management and cooling systems
- Experience with root cause analysis and failure investigation of power electronic systems
- Understanding of reliability engineering tools such as DFMEA, fault tree analysis, and design validation methodologies
- Experience supporting prototype builds, manufacturing, and supplier technical reviews
- Familiarity with utility-scale energy storage systems (BESS), grid-tied inverters, motor drives, UPS, or renewable energy conversion systems
- Knowledge of industry standards such as UL 1741, IEEE 1547, IEC 61800, IEC 62477, or related power conversion standards
Desired Skills:
- Experience with multi-level inverter topologies (NPC/T-Type)
- Experience with medium-voltage power conversion systems
- Experience with power module failure analysis, IGBT reliability testing, and thermal characterization
- Familiarity with grid-forming and grid-following inverter applications
- Experience developing and validating power electronics products from prototype through production release
Power Electronics Engineer Overview:
The Power Electronics Engineer will be a key contributor to the MPCS (Modular Power Conversion System) product development team, supporting the design, validation, and continuous improvement of power electronics hardware used in utility-scale energy storage and power conversion applications. This position will provide hands-on technical expertise in Gate Driver Board (GDB), Power Board, and power module development, helping accelerate design maturity, prototype validation, and issue resolution throughout the product development cycle. The engineer will work closely with electrical design, controls, validation, manufacturing, and supplier teams to improve product performance, reliability, and manufacturability.
Responsibilities:
- Design and debug gate driver and power board circuits for high-power inverter applications
- Review schematics, simulations, and PCB layouts for performance, reliability, and manufacturability
- Perform bench testing using oscilloscopes, current probes, differential probes, thermal cameras, and power analyzers
- Execute switching characterization and Double Pulse Testing (DPT) on IGBT and SiC power devices
- Analyze switching waveforms, gate signals, current sharing, voltage overshoot, and protection responses
- Investigate hardware failures and support root cause analysis activities
- Develop and execute validation plans, test procedures, and engineering reports
- Support prototype builds and production issue resolution with suppliers and contract manufacturers
- Participate in technical reviews and provide recommendations to improve product reliability and performance
- Collaborate with system, controls, validation, and manufacturing engineers to resolve technical issues and meet project milestones
Salary : $30 - $35