Assistant Superintendent – Scarborough Transit Connect (STC) Project, Scarborough, ON

What is the Opportunity
Scarborough Transit Connect (STC) was selected by Metrolinx to deliver the Scarborough Subway Extension – Stations, Rails and Systems (SSE‑SRS) package. The extension will bring the TTC’s Line 2 subway service nearly eight kilometres farther into Scarborough, extending from Kennedy Station to Sheppard Avenue and McCowan Road. The role is based in Scarborough and supports the delivery of this high‑impact infrastructure project.

What You’ll Do Here

Assist in managing day-to-day site operations and construction activities.

Plan and supervise the work of subcontractors and own‑forces on the project, including determining methods of construction, manpower levels, material quantities, equipment and work schedules.

Assume responsibility for productivity of sub‑trades, efficient use of materials and equipment and contractual performance of the project.

Understand the scope and sequencing of work, plan and prioritize the work, and effectively redirect crews and equipment to assigned tasks, minimizing downtime on sites.

Ensure the project is constructed in compliance with drawings, specifications, project schedule and budget.

Interface with client representatives, design consultants and other contractors.

Maintain field documentation, including safety records, daily progress reports, rental records, concrete logs, as‑built drawings and related reports.

Supervise, mentor, coach and train project personnel.





Organise and chair weekly subcontractor and safety meetings.

Promote safety in all activities and engage in safe‑work plan development, hazard assessments, FLRAs and mentorship with crew.

Participate in basic layout and field engineering activities.

Work with the Project Manager to periodically reassess daily goals to meet forecasted production, schedules, and budgets.

Complete daily quality control inspections and checklists.

Complete HSE inspections and reports.

Record and report violations or disciplinary actions.

Review foremen records and track all rental items, ensuring returns are completed and documented.

Drive an inclusive culture to promote equity, welcome different perspectives and enable career progression.

What You Bring To The Team

Diploma or degree in engineering, construction management or a related field.

3–5 years of supervisory experience in construction, preferably on large‑scale rail or infrastructure projects.

Experience leading site operations on commercial, industrial, institutional or infrastructure projects.

Knowledge of the Ontario Building Code, construction methods, trade coordination,



safety procedures and labour relations in a union‑ruled environment.

Strong knowledge of provincial Occupational Health & Safety (OH&S;) requirements.

Strong knowledge of construction sequencing, scheduling, safety regulations, quality control, and subcontractor management.

Proficient computer skills in MS Office (Outlook, Excel, Word, PowerPoint, etc.) and construction scheduling tools (Primavera P6, MS Project).

Exceptional ability to multitask in a dynamic and quick‑paced environment.

Strong interpersonal, leadership and communication skills.

Strong organisational and time management skills.

Gold Seal Certification (Superintendent designation) is a strong asset.

Certified Engineering Technologist (CET) designation or equivalent construction management certification is an asset.

Red Seal trade certification in a construction‑related trade is an asset.

Must have a valid Class G driver’s license.

Flexibility to work the project schedule, which may include overtime, weekends and/or night shift as required.

Commitment to inclusion and diversity.

Reason for vacancy: Replacement

Pay Range: $80,000 – $110,000

Aecon fosters belonging within and across our organization. We are committed to providing equal employment opportunities and considering all applicants without regard to race, colour, religion, sex, national origin, age, disability or any other characteristic protected by applicable local laws.

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📌 Assistant Superintendent (Ontario)
🏢 Aecon Group
📍 Ontario