Site Office Coordinator

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Webuild is an international construction company of civil engineering pioneers who have been at the forefront of the construction business for 120 years. With over 92,000 employees worldwide representing more than 125 nationalities, we are a global player with Italian roots, specializing in complex infrastructure—innovative and sustainable works that improve lives. Over the past century, we’ve built some of the world's most iconic infrastructure projects.

At Webuild, our DNA is rooted in Excellence, Integrity, Respect, Trust, and Sustainable Innovation. Guided by these values, our mission is to protect the planet, care for our people, inspire progress, share prosperity, and spark partnerships. Together, we’re building a better future—responsibly, inclusively, and with purpose.

About the Project

The Connect 6ix project is a consortium-led contract responsible for delivering the Rolling Stock, Systems, Operations and Maintenance (RSSOM) package for the Ontario Line — a new 15.6 km rapid transit subway running across Toronto. This includes the trains, signaling, communications systems, and the operations and maintenance facility. Connect 6ix will also operate and maintain the line for 30 years. https://connect6ix.ca/

About the Job

We are hiring a Site Office Coordinator to join our Construction team on the RSSOM. This position reports to the General Superintendent.

What You Will Be Doing?

• Oversee all site office administration tasks, ensuring smooth daily operations.
• Track and coordinate washroom services, including water supply monitoring, cleaning schedules, and water truck deliveries.
• Ensure site power needs are communicated and maintained.
• Request and manage coffee supply, office consumables, and stationery as needed.
• Serve as the point of contact for vendors and deliveries to the site office.
• Assist with system updates and related site logistics.
• Maintain filing systems and ensure documents (permits, reports, delivery logs) are organized and accessible.
• Support scheduling of meetings, site orientations, and safety briefings.
• Facilitate onboarding support for new staff including access cards, PPE requests, and workspace setup.
• Monitor and report on supply inventory and coordinate timely replenishments.
• Collaborate with multiple departments (HSE, construction, contracts, etc.) to support admin needs.
• Ensure the office area is clean, organized, and aligned with site safety protocols.
• Prepare and distribute communications as directed by the site leadership.

What We Are Looking For?

• Minimum 3 years of administrative or office coordination experience; experience in construction or infrastructure projects is strongly preferred.
• Strong organizational skills with the ability to multitask in a fast-paced site environment.
• Proficient in Microsoft Office (Word, Excel, Outlook, Teams).
• Excellent interpersonal and communication skills.
• Ability to work onsite every day, independently and collaboratively.
• High attention to detail, reliability, and professionalism in handling sensitive and time-critical tasks.
• Valid driver's license

Why Choose Webuild?

• Competitive base salary with RRSP matching up to 4% (for permanent employees).
• Work on major linear infrastructure projects across Canada.
• Employee and Family Assistance Program
• Work/life balance encouraged
• 3–5 weeks of vacation based on experience
• Tailored training and development
• 20% discount at GoodLife Fitness for Ontario employees

Join the Webuild Life

At Webuild, we believe diverse perspectives drive innovation, strengthen teams, and lead to better outcomes. We welcome applicants of all backgrounds, including but not limited to women, visible minorities, Indigenous Peoples, persons with disabilities, and members of the LGBTQ2S+ community. If you require accommodation during the recruitment process, please let us know.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Administrative

• Industries

  Construction

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