Senior Project Engineer - Transmission, Substations, & Utility Infrastructure

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.

Mott MacDonald is a leading provider of engineering, advisory, program management, and technical consulting services supporting electric utility infrastructure throughout North America.

We are seeking an experienced Senior Project Engineer to provide technical leadership across transmission, substation, protection & controls, and power system infrastructure projects. This role is ideally suited to an experienced engineer with deep expertise in electrical utility systems and a proven track record delivering complex utility infrastructure projects for investor-owned utilities, municipalities, cooperatives, renewable developers, and industrial clients.

The successful candidate will serve as a senior technical leader responsible for guiding engineering teams, ensuring technical excellence, mentoring developing engineers, and supporting the successful delivery of utility infrastructure programs that improve grid reliability, resiliency, renewable integration, and system performance.

This role is best suited for an engineer who combines deep technical expertise with strong collaboration, client-facing capabilities, and a passion for developing both people and engineering solutions that support the evolving electric utility sector.

Your Impact

As a Senior Project Engineer, you will provide technical leadership on some of the Southwest’s and North America's most critical utility infrastructure projects.

You will help shape engineering solutions, mentor technical professionals, support multidisciplinary project teams, and contribute to the continued growth of Mott MacDonald's Energy practice.

Success in this role will be measured through:

• Technical quality and engineering excellence
• Successful project delivery
• Development of engineering talent
• Client satisfaction
• Contribution to technical innovation
• Growth of Mott MacDonald's utility engineering capability
• Effective communication with clients and team members

Key Responsibilities

Technical Leadership

• Serve as a senior technical lead for transmission, substation, power systems, and/or utility infrastructure projects and serve as Subject Matter Expert in one or more Utility disciplines.
• Provide engineering leadership throughout planning, studies, conceptual design, detailed design, procurement support, construction support, commissioning, and operational readiness activities.
• Establish technical approaches, engineering methodologies, and design strategies for complex utility infrastructure projects.

Quality Assurance

• Review and seal design packages to ensure compliance with client and industry standards and Mott MacDonald QA/QC procedures.
• Review, seal, and approve engineering calculations, technical reports, specifications, studies, drawings, and design documentation.
• Support development and implementation of engineering standards, best practices, quality processes, and technical guidance across the business.

Project Delivery Support

• Partner closely with Project Managers and discipline leads to support successful project execution.
• Support development of project execution plans, engineering schedules, staffing plans, and technical delivery strategies.
• Coordinate technical disciplines and engineering resources to meet project objectives.
• Identify technical risks and develop mitigation strategies.
• Support construction activities, site inspections, commissioning efforts, startup support, and technical issue resolution.
• Ensure engineering deliverables meet scope, schedule, quality, and client expectations

Business Development & Technical Growth

• Support strategic pursuits, proposals, interviews, and technical presentations.
• Develop technical approaches, engineering execution plans, and discipline estimates for major opportunities.

Technical Mentorship & Capability Development

• Mentor engineers, designers, and technical specialists.
• Support technical training, onboarding, and professional development initiatives.
• Participate in recruitment and development of future engineering talent.
• Contribute to engineering standards, best practices, innovation initiatives, and continuous improvement efforts.
• Promote a culture of technical excellence, collaboration, safety, and client service.
• Help strengthen Mott MacDonald's technical capabilities across Power Systems, Protection & Controls, and Utility Infrastructure disciplines.

Required Qualifications

• Bachelor's degree in Electrical Engineering.
• Professional Engineer (PE) license required in one or more southwest states.
• 10+ years of experience in electrical utility, power systems, transmission, distribution, substation, and/or energy infrastructure projects.
• Experience delivering projects for electric utilities, municipalities, independent power producers, renewable energy clients, or industrial facilities.
• Strong understanding of transmission and distribution systems, substation design, utility protection schemes, power system studies, and applicable industry standards.
• Experience mentoring engineers and providing technical leadership within multidisciplinary project teams.

Preferred Qualifications

• Demonstrated expertise in either Protection & Control Engineering or Substation Engineering design for utility applications.
• Demonstrated expertise in transmission line design.
• Experience supporting investor-owned utilities, municipalities, cooperatives, renewable developers, independent power producers, or industrial clients.
• Experience with industry software such as PLS Systems, ETAP, SKM, EasyPower, ASPEN, SEL, or equivalent engineering tools.
• Knowledge of IEEE, NESC, NEC, FERC, NERC, RUS, utility standards, and applicable regulatory requirements.
• Established relationships within the utility sector.
• Experience supporting owner's engineering assignments, program delivery contracts, or large utility capital investment programs

Benefits & Reward

At Mott MacDonald, our employees have a stake and a voice in our business, providing them with a direct connection to our success through our personal and group performance bonuses. We provide a comprehensive benefit package that includes 401k, medical, dental and vision insurance, short-term/long-term disability, paid holidays, PTO, parental leave, and company paid life insurance.

Individual pay is determined based on several factors such as work location, education, experience, and unique skills.

The expected salary for this position is $139,000 - $170,000.

Collaboration at Our Core
At Mott MacDonald, we believe great ideas happen when we’re together. Our hybrid approach centers on an in-office culture, with most of your time spent collaborating face-to-face and a minimum of three days per week in the office. We balance flexibility with connection, so you and your manager can choose how to meet client, team, and personal commitments.

Equal opportunity is the law. 

We seek to promote fair employment procedures and practices to ensure equal opportunities for all. We encourage individual expression in our workplace and are committed to creating an inclusive environment where everyone feels they have the opportunity to contribute.

• English version
• Spanish version
• Chinese version

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, creed, marital status, sexual orientation, gender identity, citizenship status or disability status.