Job Details

Power Electronics Design Engineer

SST / Inverter / UPS Design

Company Overview

Howard Industries, Inc. is the nation's leading manufacturer of distribution transformers, with over 10 million overhead, single-phase and three-phase pad mounted, and network transformers in service throughout the United States and abroad. As Mississippi's largest privately held employer headquartered within the state, the company employs over 5,000 team members, generates over $1 billion in revenue, and consists of three main corporate divisions: Howard Power Solutions, Howard Transportation, and Howard Technology Solutions.

About the Role

Howard Industries is seeking a seasoned SST / Inverter / UPS Design Engineer to join our team in Laurel, MS. This role involves designing high-performance inverter and UPS (Uninterruptible Power Supply) systems for industrial, utility, and energy applications. In addition to traditional UPS and inverter development, this position will support Solid-State Transformer (SST) development and integration, contributing to next-generation high-frequency, multi-port power-conversion platforms. You will participate in full product development from concept through production.

Key Responsibilities

• Design and develop inverter and UPS systems (online, solar, offline, line-interactive U
• PS)Work on DC-DC and DC-AC converter topologies
• Develop and optimization
• Solar grid synchronization
• UPS transfer control and backup functionality
• Protection features (anti-islanding, OV/UV, short circuit)
• Design UPS subsystems, including: Battery charging systems, Battery management integration, Static switches and bypass systems
• Perform simulation and validation
• Lead power-stage design, including selection of IGBTs, MOSFETs, and SiC devices
• Collaborate with firmware teams for DSP/microcontroller-based control systems
• Support PCB design and layout with focus on EMI/EMC and thermal optimization
• Conduct testing, debugging, and system validation
• Ensure compliance with IEC, IEEE, UL standards for inverter and UPS systems
• Contribute to SST subsystem development, integration, and validation

Required Qualifications

• Bachelor's or Master's degree in Electrical Engineering / Power Electronics
• At least 5 years of experience in inverter and/or UPS design
• Strong expertise in: Power converter topologies, UPS architecture and operation Control systems and digital power control H-bridge and full-bridge inverter design

Preferred Skills

• Knowledge of battery technologies (Li-ion, Lead-acid) and BMS integration
• Experience in solar + storage hybrid systems
• Familiarity with SiC/GaN power devices
• Experience with EMI/EMC compliance and thermal design
• Strong analytical and troubleshooting skills
• Ability to own subsystem or module-level designs
• Cross-functional collaboration mindset
• Passion for reliable and efficient power solutions
• Experience with Solid-State Transformers (SST) major plus