Electrical Designer

At Mott MacDonald, we trust our brilliant people to do brilliant things in engineering, management, and development services, supporting multisector project work in over 150 countries. As one of the largest employee-owned companies in the world, we pride ourselves on our ability to deliver exceptional outcomes through our network of 20,000+ talented consultants. With sustainability and innovation at the heart of all our sectors in North America, including, Buildings, Energy, Transportation, and Water.

We believe in empowering our people to excel, learn, and grow, offering diverse opportunities to contribute to career-defining work. Join us and be part of a collaborative environment where your ambitions are united with ours, and you can truly shape your story.

If you share that vision, even if you don’t meet every requirement listed, we’d still love to hear from you. We value potential and diverse perspectives as much as experience. Let’s explore how we can support your growth and help you take the next step in your career, while contributing to an exciting new chapter for Mott MacDonald in North America.

Key Responsibilities:

Substation Physical Design & Drafting

• Prepare detailed AutoCAD drawings for substation physical design, including:

• General arrangements (GAs), plans, elevations, and sections

• Equipment layouts and clearances

• Conduit, cable trench, and duct bank routing

• Grounding plans and details

• Control house layouts and interface details

• Develop drawing packages at 30%, 60%, 90%, and IFC stages

• Incorporate owner standards, utility specifications, and project go‑by drawings

• Revise and maintain drawings based on internal QA/QC and client comments

Protection & Control (P&C) Design Support

• Draft and update:

• AC and DC schematics

• Wiring and interconnection diagrams

• Panel layouts and elevations

• Cable schedules and termination drawings

• Support relay and control engineers with drawing production and redlines

• Assist with as‑built documentation and design updates

General Design Support

• Coordinate with electrical, civil, and structural designers to ensure drawing consistency
• Support drawing registers, transmittals, and document control
• Follow internal CAD standards, layering conventions, and title block requirements