Principle Engineer - Applications & Power

Vantage Consulting; Allentown (Lehigh County); On-site; USD 110,000 - 170,000; Full time

Job summary

Vantage Consulting seeks a Principal Applications Engineer to join a team focused on high-performance power electronics for power semiconductor solutions. You will engage with customers and internal engineering groups to drive design development, product evaluation, and technical support across power conversion applications.

The role involves developing reference designs for SMPS, inverters, and motor drives, performing loss modelling and thermal analysis, and creating gate-drive solutions for

Qualifications

• Several years of experience designing SMPS, inverters, converters, or motor drive systems.
• Demonstrable experience with a range of power converter/inverter topologies.
• Expert understanding of power semiconductor devices, including Si and/or wide-bandgap tech such as SiC and GaN.
• Proficiency with power electronics simulation and modelling tools (PLECS, LTspice, PSIM, SIMPLIS, or similar).
• Laboratory validation experience with oscilloscopes, power analysers, and switching characterization equipment.

Responsibilities

• Act as a technical expert supporting customers designing with advanced power semiconductor devices.
• Develop and support high-efficiency power conversion reference designs across applications (industrial motor drives, servo drives, DC-DC converters, high-frequency AC-DC systems).
• Work extensively with a range of converter topologies.
• Perform power loss modelling, efficiency optimization, thermal analysis, and system-level performance evaluation.
• Design and validate gate drive solutions for high-speed switching power devices.
• Support customer design reviews, troubleshooting, and application-level debugging.
• Create technical documentation.
• Provide technical support to internal applications and field engineering teams.

Skills

SMPS design

Inverter topology

Power semiconductor devices

LTspice / PLECS

Oscilloscope testing

Tools

PLECS

LTspice

PSIM

SIMPLIS

Job description

Principal Engineer – Applications & Power Electronics

We're working with an innovative semiconductor company developing power semiconductor solutions and are looking for a Principal Applications Engineer to join their team.

You will be working within a role focused on high-performance power conversion applications, liaising with customers and internal engineering teams. The successful candidate will contribute to design development, product evaluation, technical support, and product definition across a range of power electronics applications.

Key Responsibilities

• Act as a technical expert supporting customers designing with advanced power semiconductor devices
• Develop and support high-efficiency power conversion reference designs across applications such as: industrial motor drives and servo drives, power conversion systems, DC-DC power converters, and high-frequency AC-DC power conversion systems
• Work extensively with a range of converter topologies
• Perform power loss modelling, efficiency optimisation, thermal analysis, and system-level performance evaluation
• Design and validate gate drive solutions for high-speed switching power devices
• Support customer design reviews, troubleshooting activities, and application-level debugging
• Create technical documentation
• Provide technical support to internal applications and field engineering teams

Required Experience

• Several years of experience designing SMPS, inverters, converters, or motor drive systems
• Demonstrable experience with a range of power converter/inverter topologies
• Expert understanding of power semiconductor devices, including silicon and/or wide-bandgap technologies such as SiC and GaN
• Proficiency with power electronics simulation and modelling tools such as PLECS, LTspice, PSIM, SIMPLIS, or similar
• Laboratory validation experience using oscilloscopes, power analysers, and switching characterisation equipment
• Ability to work directly with customers and provide technical support