We're seeking a highly experienced Senior Estimator / Project Manager to join a well-established and growing organization in the heavy civil construction industry. This is a senior-level, hands-on role responsible for managing the complete project lifecycle — from identifying opportunities and preparing competitive bids to overseeing execution and successful delivery. This position offers the opportunity to work on complex infrastructure projects including earthworks, road reconstruction, sewer & watermain, bridge work, and site development.

Position

Overview The Senior Estimator / Project Manager plays a critical role in both pre-construction and operations. You will lead the estimating process, develop accurate and competitive tenders, and transition seamlessly into managing awarded projects.Success in this role requires strong technical expertise, financial acumen, and the ability to coordinate with multiple stakeholders while ensuring projects are delivered safely, on time, and within budget. Key Responsibilities

Identify and evaluate upcoming bid opportunities through market awareness and industry relationships

Review drawings, specifications, and contract documents to fully understand project scope Prepare detailed and accurate cost estimates, including labor, equipment, materials, and subcontractor pricing

Develop and submit tenders, proposals, and quotations within strict deadlines

Utilize estimating software and tools to build comprehensive bid packages

Analyze risks, contingencies, and value engineering opportunities

Conduct post-bid follow-ups and participate in negotiations as required Project Management & Execution

Oversee the full lifecycle of awarded projects, from kickoff through closeout

Develop project schedules, budgets, and execution strategies in collaboration with internal teams

Coordinate with site supervisors, subcontractors, consultants, and clients

Monitor project performance, cost control, and progress against timelines





Identify risks and proactively implement corrective actions

Ensure all work meets contract requirements, specifications, and quality standards

Manage change orders, scope adjustments, and claims as needed

Track project budgets, forecasts, and profitability

Review and approve project-related expenditures

Work closely with accounting and administrative teams to ensure accurate reporting

Maintain detailed project documentation, including cost tracking and progress reports Stakeholder Communication & Leadership

Act as the primary point of contact for clients, consultants, and internal stakeholders

Lead regular project meetings and provide status updates

Build and maintain strong working relationships across all project participants

Support and mentor junior estimators and project staff as required Qualifications &

Experience Required

Minimum 10+ years of experience in estimating and/or project management within civil construction

Strong background in heavy civil projects (earthworks, roads, sewer & watermain, infrastructure)

Post-secondary education in Engineering, Construction Management, or a related field

Proven track record of successfully delivering projects from tender to completion

Advanced knowledge of construction methodologies, contracts, and specifications

High attention to detail with strong analytical and problem-solving skills

Ability to manage multiple projects simultaneously in a fast-paced environment

Excellent communication and leadership abilities

Proficiency in Microsoft 365 and estimating/project management software

PreferredExperience with estimating software (e.g., SharpeSoft or equivalent)

Strong industry network of subcontractors and suppliers

Familiarity with municipal and provincial project requirements What's Offered

Company vehicle

Retirement savings program (RRSP/DPSP)

Performance-based bonus structure

Prospect to work on large-scale, high-impact infrastructure projects

Stable, growing organization with long-term career progression

📌 Senior Estimator (Whitchurch-Stouffville)
🏢 Head Hunter Workforce Solutions
📍 Whitchurch-Stouffville