Electrical Engineer — Substation Protection & Control Design

Flex; Des Moines (IA); On-site; USD 90,000 - 120,000; Full time

Job summary

Flex is seeking an experienced Electrical Engineer to join our Des Moines, IA team. You will design AC and DC protection and control systems for substations, power generation, and industrial customers, turning customer specifications into buildable, testable designs and guiding the project from concept to energized panels in weeks.

Daily work includes drafting schematics and wiring diagrams, enclosure layouts, wire routing, terminal arrangements, heat load calculations, and validating drawings

Qualifications

• 7 years of professional design experience or a PE license.
• Develops AC/DC schematics for the full product range.
• Designs control enclosures, including space-constrained layouts.
• Understands protective relaying schemes and evaluates performance.
• Troubleshoots customer designs and supplier submittals.
• Resolves complex design problems with minimal supervision.

Responsibilities

• Design AC/DC schematics, wiring diagrams, relay panels, and control enclosures.
• Develop enclosure layouts, wire routing, terminal arrangements, and heat-load calculations.
• Convert customer specifications into complete design packages.
• Review engineering drawings for accuracy, quality, and standards compliance.
• Support fabrication, testing, troubleshooting, and field issue resolution.
• Provide technical expertise to customers and cross-functional teams.
• Maintain revision control and drive continuous improvement of design standards.

Skills

AC/DC schematics

Protection relaying schemes

Troubleshooting

Root cause analysis

Education

Professional Engineer (PE) license

Job description

Flex is seeking an experienced Electrical Engineer to join our Des Moines, IA team. You will design AC and DC protection and control systems for substations, power generation, and industrial customers, turning customer specifications into buildable, testable designs and guiding the project from concept to energized panels in weeks.

Daily work includes drafting schematics and wiring diagrams, enclosure layouts, wire routing, terminal arrangements, heat load calculations, and validating drawings