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Mott MacDonald

Principal Systems Engineer

Toronto, ON, Canada

The expected salary range for this position is from $162,000 - $199,000.

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Job details

Pay: The expected salary range for this position is from $162,000 - $199,000.
Posting language: English
Posted: Oct 7, 2026

Original job description

At Mott MacDonald, we are driven by purpose and powered by brilliant people. As a trusted engineering, management, and development consultancy, we work with clients to solve complex challenges and deliver sustainable outcomes that make a meaningful difference for the communities we serve.

When you join us as an experienced professional, you will bring your expertise to work that matters while continuing to grow your career. You will collaborate with talented colleagues across disciplines and geographies, contribute your perspective, and help shape better outcomes through technical excellence, innovation, and integrity.

Build on your experience while helping shape what comes next. At Mott MacDonald, you'll work alongside talented people on complex and rewarding projects that make a real difference. We value fresh perspectives, encourage collaboration, and provide opportunities to expand your skills, take on new challenges, and grow your career. Whether you're deepening your technical expertise, broadening your leadership experience, or exploring new opportunities across our business, you'll be supported by a team that is committed to helping you succeed.

Mott MacDonald is looking for an individual to develop, support and lead the execution of Rail Systems design projects executed by Mott MacDonald in North America. This individual will develop, initiate, plan, execute, and close-out large and complex projects involving multiple systems disciplines and interfaces to infrastructure design, and construction teams. This role will also work closely with our marketing and business development and regional management teams to identify and pursue opportunities for the Rail Systems team with existing and new clients.

This role reports to the Rail Systems Group Lead within Mott MacDonald Canada.

Key Responsibilities:

Provide strategic direction and support for systems engineering and systems assurance activities across Canada and the US as needed
Work with clients in an advisory capacity to provide strategic advisory, and support with the planning and delivery of large complex programs and rail projects
Develop concept of operations, service, and maintenance plans for rail and transit systems
Work with clients to oversee project completion and bringing into use of rail systems in both greenfield and brownfield environments
Advise and support clients with the integration of extensions, new maintenance and storge facilities, new rolling stock, and equipment into existing systems
Work with clients to improve or develop and implement asset management programs within existing operations
Contribute to project pursuits including development of proposals and organizational chart/team structure for project delivery
Play key role in project initiation and planning, including hours estimation, schedule development and project execution plan
Assist in the on-going review of all System Engineering and Integration processes and practices used within Mott MacDonald
Develop and maintain relationships with clients and partners and represent the organization at rail and transit industry events/conferences

Candidate Specification:

Bachelor’s degree in Engineering, or equivalent degree (significant relevant experience may be considered in lieu of degree)
20 or more years of experience delivering large and complex infrastructure projects, preferably in rail and transit
P. Eng designation in Ontario, British Columbia or Alberta, or eligible for membership
Proven experience in the operation, maintenance, or management of design and delivery of the following systems for public infrastructure projects:
- Traction Power Systems
- Overhead Catenary Systems (OCS)
- Power rail systems
- Communication Systems
- Signalling and Train Control
- Tunnel Ventilation control systems
- SCADA systems for control and monitoring
- Public Address and Public Visual Information Systems
- Security Systems (CCTV/Access Control)
- Rolling Stock/Vehicles
- Operations and Maintenance facilities/equipment
Experience with management of system integration for large and complex systems in major railway infrastructure projects Experience with “right side of Vee” including Verification and Validation, and testing and Commissioning phases of project delivery, including readiness for operation
Strong communication skills and fluency in English
Ability to work effectively in multidisciplinary teams and lead technical discussions with clients and partners
Able to hold competent business discussions with Clients Able to interface with domain specialists, design managers and construction project managers, in a competent professional manner
Broad experience of operations, maintenance, and/or delivery within major infrastructure projects
Knowledge of Systems Engineering principles and lifecycle management (IEC/IEEE 15288) and experience with implementation to real projects
Knowledge of System Safety and Assurance (EN 50126, CMREA)
INCOSE ASEP or CSEP certification is desirable
Occasional travel is part of the role and it is expected that the successful applicant will be able to travel within Canada and the US to MM locations and project offices

Bring your expertise, curiosity, and drive to make a difference. If you are ready to join a collaborative consultancy where your perspective is valued, your growth is supported, and you are empowered to lead with integrity, we would love to hear from you.

Benefits & Rewards

The expected salary range for this position is from $162,000 - $199,000.

Multiple factors such as qualifications, overall experience, and position responsibilities will be used to determine the successful candidate's actual salary within the expected range.

In addition to base salary, Mott MacDonald offers performance-based bonuses and a comprehensive benefits package, giving employees a direct connection to our success.

The comprehensive benefits and rewards package is designed to support your health, wellbeing, and professional growth. Eligible employees have access to health and dental coverage, wellness resources, retirement savings, insurance and disability protection, paid time off, family leave support, and professional development opportunities. Benefits are subject to eligibility, plan terms, and change.

This posting is for an existing vacancy.

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 clients, team, and personal commitments.

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.

We are an equal opportunity employer and are committed to providing employment accommodation in accordance with the Ontario Human Rights Code and the Accessibility for Ontarians with Disabilities Act, 2005 (AODA). Mott MacDonald Canada Limited will provide accommodations to job applicants with disabilities throughout the recruitment process. If you require accommodations, please notify us and we will work with you to meet your needs.

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More about this job

Responsibilities

The role involves leading the execution of complex rail systems design projects and providing strategic direction for systems engineering across North America. The individual will also collaborate with business development teams to pursue new opportunities and manage client relationships.

Requirements

Candidates must have a bachelor's degree in engineering and at least 20 years of experience in large-scale infrastructure projects, preferably in rail and transit. A professional engineering (P. Eng) designation in Ontario, British Columbia, or Alberta is required.

Skills

Systems engineering
Rail systems design
Project management
Systems assurance
Traction power systems
Signalling and train control
Asset management
Verification and validation
Testing and commissioning
Strategic planning
Stakeholder management
Business development
Infrastructure design
Lifecycle management
System safety
Technical leadership

Benefits

Health coverage
Dental coverage
Wellness resources
Retirement savings
Insurance
Disability protection
Paid time off
Family leave support
Professional development opportunities
Performance-based bonuses

Visa sponsorship

Not detected in the job text

Keywords

Systems Engineering
Rail Systems
Infrastructure
Traction Power
Overhead Catenary Systems
Signalling
Train Control
SCADA
CCTV
Rolling Stock
Asset Management
IEC/IEEE 15288
EN 50126
CMREA
INCOSE
ASEP
CSEP
Project Delivery
Verification and Validation
Commissioning
Transit
Consultancy
Strategic Advisory
Business Development
Multidisciplinary Teams
Lifecycle Management
System Safety
Greenfield
Brownfield
Engineering

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