VFD Design & Support Engineer

SJE Career • Detroit Lakes, MN

1d • Onsite

About The Position

The VFD Design & Support Engineer will support the SJE Rhombus brand from SJE’s Detroit Lakes, Minnesota location. The role designs specialized Variable Frequency Drive (VFD) control panels, supports new product development, validates system performance, and provides technical guidance throughout the product lifecycle. The engineer creates electrical schematics, develops control panel designs, and selects components to deliver reliable performance in demanding environments.

Working with engineering and product development teams, the engineer helps develop new VFD-based products and improve existing product lines through design enhancements and engineering changes. The role includes hands-on testing in the engineering lab to verify designs meet customer expectations, industry standards, and UL 508A requirements. The engineer also supports the Technical Support team with field and technical troubleshooting and assists the production team in testing VFD control panels.

Requirements

• Experience designing electrical control systems, industrial control panels, and VFD applications from scratch.
• Knowledge of motor controls, industrial automation, electrical schematics, and water pressure control systems plumbing.
• Experience selecting electrical components and interpreting engineering specifications.
• Familiarity with industrial communication protocols such as Modbus, EtherNet/IP, or PROFIBUS.
• Understanding of UL 508A standards and industrial control panel design.
• Strong troubleshooting, analytical, and root cause analysis skills.
• Excellent communication skills and ability to collaborate across engineering, manufacturing, quality, and customer support teams.
• A four-year degree in Electrical Engineering or an equivalent degree.
• Three to six years of experience.

Responsibilities

• Design specialized VFD control panels and create electrical schematics and control panel designs.
• Select electrical components and interpret engineering specifications.
• Support development of new VFD-based products and improve existing products through design enhancements and engineering changes.
• Test designs in the engineering lab and validate system performance against customer expectations, industry standards, and UL 508A requirements.
• Provide technical guidance throughout the product lifecycle.
• Support the Technical Support team with field and technical troubleshooting.
• Support the production team in testing VFD control panels.

Benefits

• Up to 120 hours of paid time off in the first year.
• Eight paid holidays.
• Health insurance.
• Life insurance.
• Short-term disability insurance.
• Long-term disability insurance.
• Dental programs.
• Vision programs.
• Other benefit options.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level