PLC Controls Engineer

Ferrovial Construction Canada Inc. and VINCI Construction Grands Projets are undertaking the design, build, and finance of the Ontario Line Southern Civil, Stations, and Tunnel (South Civil) package.

As Ontario Transit Group, we are now mobilizing our design and construction crews, with major works. The South Civil contract is anticipated to be completed in 2030.

The project will strengthen Ontario’s economy by supporting an estimated 1,500 jobs at the peak of construction.

What is the project?

• A six-kilometer tunnel and associated tunnelling works from Exhibition to Don Yard portal (west of the Don River).
• Stations:
  • One above-ground station to be integrated with the existing GO Transit Exhibition Station.
  • Two underground stations to be integrated with the existing TTC Osgoode and Queen subway stations.
  • Four new underground stations (King/Bathurst, Queen/Spadina, Moss Park, Corktown).

The benefits to Ontario

Faster, more frequent, and reliable access to rapid transit with more than 227,500 people will live within a 10-minute walk of an Ontario Line station.

• Improve the quality of life for commuters by reducing daily travel time.
• Reduce crowding on the existing Line 1 (Yonge-University) subway.
• Up to 57,000 more jobs accessible by transit (in 45 minutes or less) for Toronto residents.
• Economic and community growth along the future transit line and thousands of job opportunities annually during construction.
• Reduction in traffic congestion, greenhouse gases, and fuel consumption by providing an alternative transportation option.   

The PLC Controls Engineer will be responsible for the programming, testing, troubleshooting, and maintenance of PLC-based systems, ensuring the reliable operation of automated and integrated processes. This role will play a key role in supporting fiber optic technologies and high-speed communication networks that underpin advanced, large-scale infrastructure systems.

Key Responsibilities:

Programming and Commissioning

• Write, test, and debug PLC programs using platforms such as Siemens, Allen-Bradley, Schneider Electric, or others.
• Perform on-site commissioning and start-up of PLC-controlled systems, ensuring operational reliability and safety compliance.

System Integration and Troubleshooting

• Integrate PLC systems with SCADA, HMI, and other automation interfaces.
• Troubleshoot and resolve hardware and software issues in PLC systems.
• Work with high-speed communication protocols and fiber optic networks for seamless automation system integration.

Fiber Optic Networking

• Install, configure, and maintain fiber optic networks for automated systems.
• Perform testing, troubleshooting, and splicing of fiber optic cables.
• Ensure high-speed and reliable communication for control systems through fiber optic infrastructure.

Project Management and Documentation

• Prepare and maintain technical documentation, including user manuals, functional descriptions, and maintenance guidelines.
• Participate in project planning, scheduling, and reporting, ensuring timely execution of tasks.

Maintenance and Support

• Provide ongoing technical support for PLC and fiber optic systems during the lifecycle of the project.
• Train maintenance personnel and operators in system use, troubleshooting, and upkeep.

• Bachelor’s degree in Electrical Engineering, Automation, Control Systems, or a related field.
• 5+ years of experience in PLC programming, commissioning, and troubleshooting.
• Hands-on experience with fiber optic installation, testing, and troubleshooting is highly preferred.
• Prior experience in large-scale construction or infrastructure projects is an asset.
• Proficiency in programming PLC systems such as Siemens S7, Allen-Bradley ControlLogix, or Schneider Modicon.
• Knowledge of SCADA systems, HMI programming, and industrial communication protocols (e.g., Modbus, Profibus, Ethernet/IP).
• Expertise in fiber optic technologies, including splicing, testing, and maintenance.
• Familiarity with industrial instrumentation and network configurations.
• Strong analytical and problem-solving skills. 
• Excellent communication and teamwork abilities.
• Ability to work under pressure and meet project deadlines

What We Offer

• Competitive Salary
• Comprehensive Benefits Package:
  • Disability Insurance
  • Dental Insurance
  • Extended medical insurance
  • (Optional) RRSP matching
  • Discretionary Bonus

Why OTG?

Welcome to Ontario Transit Group (OTG), located in the heart of Downtown Toronto, where diversity and passion collide. As we work on the groundbreaking Ontario Line project, we prioritize fostering a positive culture. Join us and be part of a team that celebrates our employees, organizes family events, and promotes health and wellness initiatives. Our commitment to personal and professional growth means annual performance reviews, salary increases, comprehensive health benefits, generous RRSP matching, industry education support, and career development opportunities.

OTG uses artificial intelligence (AI) tools as part of the applicant screening process. However, applications are reviewed by a member of our Recruitment team to ensure a fair and thorough assessment.

At OTG, we embrace diversity, recognizing that it strengthens us as a team and as a company. We are an equal-opportunity employer, encouraging applications from all interested candidates. We value Indigenous people, racialized people, neurodivergent people, people with disabilities, and individuals from gender and sexually diverse communities with intersectional identities. OTG is committed to fostering an inclusive, equitable, and accessible environment. If you require accommodation during the selection process, please contact [email protected]. 

If you're ready to be part of our dynamic team in one of the world's most diverse cities, don't wait any longer—apply now!

While we appreciate your interest, only selected candidates will be contacted for interviews. Please note that we do not accept agency submissions.