Senior Estimator - Infrastructure

Build What Matters

At Graham, one of North America’s largest general contractors, we don’t just build projects, we connect communities and create pathways for progress. As part of our Infrastructure Division, you’ll contribute to transformative work across the region, including roads, highways, bridges, interchanges, light rail transit systems, bus rapid transit systems, and airports.

Here, your work has purpose. Your safety and growth are supported. And your impact is lasting.

Join a team that builds with commitment, reliability, and integrity. Apply today and help us build what matters.

Your Impact Starts Here

Graham is seeking expressions of interest from motivated individuals to join our talent pipeline for future opportunities, as a Senior Estimator for the Infrastructure Division.

Reporting to the Pre-Construction Director, this role supports the estimating team by utilizing standardized processes and tools to deliver accurate project scopes, cost estimates, and meet deadlines. The Senior Estimator interprets tender documents and communicates clearly with internal teams and industry partners to ensure successful project outcomes.

Your Role in Building What Matters – From Office to Site

• Lead and mentor the team: Guide junior estimators and oversee the estimating process
• Prepare accurate estimates: Complete detailed cost estimates, including labor, equipment, and overheads
• Assess risks and opportunities: Identify constructability issues, cost-saving strategies, and competitive advantages
• Manage bid process: Oversee bid closings and ensure subcontractor scopes and pricing are accurate
• Develop schedules and scopes: Create preliminary construction schedules and subcontractor scopes for planning

The Right Tools for the Job

• Education: Diploma or Degree in Construction Management, Engineering, or related field;
  Gold Seal Certification and LEED/LEAN experience are assets
• Experience: 10–12 years of combined field and estimating experience in heavy civil, transit, or infrastructure projects; design-build experience preferred
• Skills: Advanced proficiency in estimating software, MS Excel, scheduling tools (Primavera), and strong ability to interpret tender documents, manage bids, and mentor junior estimators

Compensation

• Salary Range $120,000 to $150,000 per annum
• 3 to 5 weeks of vacation per year, with credit for prior industry experience
• Salary will commensurate with education and experience
• Excellent Flexible Health & Dental benefits plan

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Lay the Foundation for Your Next Career Move. Apply Today.

At Graham, we’re building more than structures, we’re building futures. Join a team that delivers excellence from the ground up and makes a lasting impact across Canada.

We’re proud to be an Equal Opportunity Employer and are committed to an inclusive, accessible workplace. Accommodations are available throughout the hiring process when requested. Please contact  for accommodation requests.

Unsolicited resumes or candidate profiles will not be accepted and will become the property of Jardeg/Graham.

As Graham’s trusted recruitment partner, Jardeg supports the hiring of skilled professionals across Buildings, Industrial, Infrastructure, Water, Development, and Services projects nationwide.