Construction Safety Officer (CSO) - Ontario Line Project (Heavy Civil/Transit)

Bantrel Co. • Toronto, Ontario • Posted June 21, 2026

About the Role

Job Description

Vacancy type: Existing

We are currently seeking a qualified Construction Safety Officer (CSO) to join our infrastructure team, based out of Toronto, ON. The Construction Safety Officer will support active construction works on the Ontario Line Subway project in Toronto.     

This is a site-based role within a complex, multi-contractor heavy civil and transit environment, supporting safe execution across major infrastructure packages. You will work closely with contractors and integrated project teams to ensure compliance, mitigate risk, and support safe delivery across active construction areas.

Bantrel Infrastructure, as Delivery Partner alongside Bechtel and Metrolinx, is supporting the Ontario Line Subway project—one of the largest and most complex transit infrastructure programs in Canada.

The program includes 15 stati...