Senior Substation Engineer - (Hybrid)

Tetra Tech; Mississauga; On-site; CAD 100,000 - 120,000; Full time

Job summary

A leading engineering firm is looking for a Senior Electrical Substation Design Engineer based in Mississauga. The ideal candidate will have over 12 years of experience in substation design, medium and high voltage systems, and will be a registered Professional Engineer in the US and/ or Canada. Responsibilities include leading a team, preparing technical documents, and ensuring compliance with project requirements. This role offers competitive benefits and a collaborative work environment.

Benefits

Comprehensive and market‑competitive benefits

Merit‑based financial rewards

Flexibility and work/life balance

Collaborative team atmosphere

Learning and development opportunities

Qualifications

• Over 12 years of working experience in Substation Design.
• Registered Professional Engineer in the US and/or Canada.
• Experience in preparing layouts and installation details.

Responsibilities

• Assigns work and advises on technical problems.
• Leads a team to complete projects meeting client requirements.
• Prepares proposal writeups based on client RFPs.

Skills

Substation Design

Electrical distribution systems

Medium voltage design

High voltage system design

Communication skills

Technical specification preparation

3D design software

Education

University degree in Electrical Engineering

Tools

AutoCAD

Protection and control systems

Job description

Tetra Tech is adding a Senior Electrical Substation Design Engineer to our Power team based in the US or Canada.

Why Tetra Tech:

At Tetra Tech, we are Leading with Science to solve the world’s most complex challenges. Our industry-leading experts in engineering and consulting are committed to driving positive change in communities across the world. For over 50 years, we have been at the forefront of innovation and sustainability. Today we stand as a market leader, offering cutting‑edge solutions in water, environment, energy, and international development. Our work has improved more than 625 million lives around the world.

Your Impact:

Join Tetra Tech to make a real difference. Our work leverages cutting‑edge technologies, advanced analytics, and the expertise of world‑class scientists and engineers to create meaningful change around the world. Discover your full potential – join us to advance your career while leaving a lasting legacy.

Position Summary:

We are currently seeking a Senior Electrical Substation Design Engineer for our Mississauga, ON office. This is an existing vacancy for which we are actively recruiting. To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

Essential Job Functions:

• Assigns and outlines work, advises on technical problems, and reviews work for technical accuracy and adequacy.
• Coordinates with Clients define project direction, provide status reports, and obtain information required by the team.
• Leads a team of technical experts to complete projects that meet client requirements while respecting budgets.
• Reviews and prepares technical documents to ensure accuracy and compliance with technical requirements.
• Prepares proposal writeups and estimates based on client Request for Proposals (RFPs).
• Develops, approves, and co‑ordinates work schedules to ensure that objectives of cost, quality, and time are met.
• Requires effective working relationships with colleagues, officials, and associates for the purpose of discussing design problems, explaining design features and specifications, and other project control criteria.
• Establishes and maintains client contacts to seek or provide technical information related to the immediate project.
• Analyses problems, organizes investigations, and determines specific design criteria.
• Makes commitments on acceptance of projects, completion dates, resources and staff required to meet objectives.
• Is required to have knowledge of related disciplines/fields of engineering.

Required Qualifications:

• University degree in Electrical Engineering.
• Over 12 years of working experience in Substation Design as well as medium voltage and high voltage system design.
• The candidate will have to be a registered Professional Engineer in the United States and/or Canada.
• Possess experience in the study, technical knowledge, and design expertise of electrical distribution systems and industrial controls for a broad range of industries, with a heavy emphasis on utility substations.
• Possess knowledge in the design of medium and high voltage power distribution and transmission, including load flow, short circuit and grounding studies, transformer sizing and cable sizing.
• Possess experience in preparing layouts, elevation views, installation details, grounding, lighting, cable trays and conduit layout drawings is required.
• Possess experience with protection, control and metering systems.
• Possesses exceptional communication skills (client relations, team project communications, and proposal and report development).
• The ideal candidate will have experience in preparing technical specification of the electrical equipment, evaluation of proposals, and will be able to review vendor drawings.
• The ideal candidate will have knowledge of design of renewable energy facilities such as solar and wind farms.
• The ideal candidate will have experience with HVDC projects.
• The ideal candidate will have experience conducting projects using a 3D design software.

Physical Requirements:

• Ability to sit or stand as required and remain in a stationary position for at least 50% of the workday.
• Frequent use of hands and fingers to handle, manipulate, or feel objects, including continuous operation of a computer and other standard office equipment such as calculators, copiers, and printers.
• The majority of work is performed in a professional office setting.
• Periodic travel may be required and could involve limited exposure to extreme temperatures. Travel may include air travel, during which the employee may be required to remain seated for extended periods.

Additional Information

Tetra Tech offers comprehensive benefit options that allow employees to design a plan based on individual needs and assists in planning for long-term financial security. Available benefits include medical, dental and vision insurance, term life, disability, accidental death & dismemberment coverage, time off with pay, retirement plan, and an Employee Stock Purchase Plan.

The perks of working at Tetra Tech include:

• Comprehensive and market‑competitive benefits.
• Merit‑based financial rewards.
• Flexibility and company‑wide commitment to work/life balance.
• Collaborative team atmosphere that values the contributions of all employees.
• Learning and development opportunities for ongoing professional growth.

About Tetra Tech:

Tetra Tech is the leader in water, environment, and sustainable infrastructure, providing high‑end consulting and engineering services for projects worldwide. With 30,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science ® to address the entire water cycle, protect and restore the environment, design sustainable and resilient infrastructure, and support the clean energy transition.

Tetra Techis proud to be an Equal Opportunity Employer. All qualified candidates will be considered without regard to race, color, religion, national origin, age, disability, sex, marital or familial status, status as a protected veteran, or any other characteristic protected by law.

Tetra Tech may use AI‑enabled tools to screen, assess, and assist in selecting applicants for this position based on job‑related criteria. However, a human decision‑maker will decide who moves forward throughout every stage of the hiring process.

We invite applications from all interested parties.