Lead Substation Protection & Controls Engineer

isginc; Philadelphia (Philadelphia County); On-site; USD 110,000 - 160,000; Full time

Job summary

ISG is seeking a Senior Substation Relay and Controls Engineer to lead the design and delivery of protection and control systems for high‑voltage substations supporting FirstEnergy. You will develop one-line diagrams, three-line diagrams, AC/DC schematics, wiring diagrams, panel layouts, and equipment lists, serving as a technical resource for clients and project teams.

You will mentor junior staff, solve complex engineering challenges, and help deliver safe, reliable, and compliant designs that

Qualifications

• Bachelor's degree in Electrical Engineering or equivalent.
• Minimum years of experience in protection and control design for substations (senior level).
• Experience delivering high-voltage protection and control projects for transmission/distribution grids.

Responsibilities

• Lead design and delivery of protection and control systems for HV substations.
• Develop and review one-line and three-line diagrams, schematics, wiring diagrams, and panel layouts.
• Mentor junior engineers and coordinate with clients to ensure safe, reliable, compliant designs.

Skills

Protection & Control Design

Substation Relay

One-line Diagrams

Three-line Diagrams

AC/DC Schematics

Wiring Diagrams

Panel Layouts

Equipment Lists

Mentoring

Client Delivery

Education

Bachelor's degree in Electrical Engineering

Tools

AutoCAD

ETAP

SKM PowerTools

Job description

ISG is seeking a Senior Substation Relay and Controls Engineer to lead the design and delivery of protection and control systems for high‑voltage substations supporting FirstEnergy. You will develop one-line diagrams, three-line diagrams, AC/DC schematics, wiring diagrams, panel layouts, and equipment lists, serving as a technical resource for clients and project teams.

You will mentor junior staff, solve complex engineering challenges, and help deliver safe, reliable, and compliant designs that