Principal Specialist Advisory

At Mott Mac Donald, 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 Mac Donald in North America.

As a Principal Specialist, you will support Mott Mac Donald’s delivery of multidisciplinary engineering solutions across energy, water, transportation, buildings, and utility‑infrastructure projects. You will apply your extensive background in electrical engineering, commissioning, EV infrastructure, utility coordination, MEP systems, and sustainability to help shape complex project designs from concept through construction, testing, commissioning, and operational handover.

You will work collaboratively with design teams, contractors, clients, and regulatory agencies to deliver resilient, sustainable, code‑compliant infrastructure that aligns with Mott Mac Donald’s engineering excellence, community impact, and long‑term asset performance objectives.

• Lead commissioning planning, PFT/FPT execution, field observation, testing, verification, and issue resolution for electrical, mechanical, and integrated MEP systems.
• Oversee functional performance testing.
• Conduct site surveys, condition assessments, and field inspections to verify installations meet specifications, safety requirements, and operational readiness.
• Interface with contractors, equipment vendors, and utility providers during system energization, testing, and commissioning.

• Provide oversight for engineering design of mechanical, electrical, plumbing, and renewable systems.
• Direct the preparation and review of electrical construction documents.
• Conduct site assessments, evaluate existing systems, prepare condition assessments, and develop cost estimates and upgrade recommendations.
• Ensure compliance with NEC, building codes, energy codes, MEP best practices, and all applicable regulatory frameworks.

• Manage engineering and delivery of electrification projects including EV charging infrastructure, PV/renewable generation, grid‑connected battery storage, and microgrid components.
• Support energy transition and decarbonization initiatives through system upgrades, resilience planning, and electrification‑driven modernization efforts.
• Lead utility coordination for service upgrades, interconnection requirements, load forecasting, and large‑scale charging/hybrid power projects.

• Integrate LEED BD+C strategies into project design (metering, controls, energy performance, lighting efficiency, renewable integration, commissioning documentation).
• Conduct energy assessments and system performance analyses to support carbon reduction goals and regulatory compliance.
• Coordinate sustainability goals with architects, planning teams, and owner requirements.
• Provide expertise on renewable energy systems, PV integration, battery storage, and resilience strategies.
• Support clients in achieving sustainability goals through energy audits, efficiency measures, and whole‑building performance optimization.

• Bachelor’s degree in Electrical Engineering, Mechanical Engineering, or related discipline.
• 15+ years of progressive experience in electrical engineering, MEP project…