Mechanical Estimator

Yorktowne Air Inc. is a Local 787 Union mechanical contractor specializing in HVAC/R, retrofit, and building performance solutions for commercial, industrial, and institutional clients across the GTA and Ontario.

For over 25 years, we have delivered high-performance mechanical solutions across multi-residential, retirement homes, corporate offices, food processing facilities, commercial plazas, and institutional buildings. As we continue expanding into full-scope mechanical services and energy optimization, we are building a high-performance estimating team that drives profitable, strategic growth.

• Be part of a fast-growing mechanical contractor scaling into larger commercial and institutional projects
• Work directly with leadership on strategic bids and project pursuit decisions
• Exposure to service retrofits, capital replacements, tenant fit-outs, and performance-driven upgrades
• Opportunity to grow into Senior Estimator or Pre-Construction Manager
• High-impact role in a nimble, entrepreneurial organization

Yorktowne Air is seeking a detail-oriented and commercially astute Mechanical Estimator with minimum 3–5+ years of experience in commercial or industrial HVAC/mechanical construction.

You will be responsible for preparing accurate, competitive, and strategic estimates that result in awarded contracts.

Beyond takeoffs, this position requires strong judgment, risk identification, subcontractor coordination, and the ability to align estimating strategy with operational capacity and long‑term client relationships.

This role offers direct exposure to leadership and the opportunity to help shape the future of Yorktowne’s retrofit estimating strategy.

This is a hybrid position, with a combination of in‑office collaboration and remote flexibility based on project demands and team requirements.

• Perform detailed quantity takeoffs from drawings and specifications
• Prepare complete cost estimates including labour, material, equipment, subcontractor pricing, and general conditions
• Utilize estimating software and Excel‑based costing models
• Analyze incomplete drawings and apply experience‑based judgment to fill scope gaps
• Develop detailed labour breakdowns aligned with union rates and project type
• Review and interpret specifications, addenda, and bid documents
• Ensure all bid requirements and submission criteria are met
• Typical project values range from $50K to $3M across retrofit, tenant fit‑out, and base‑building mechanical scopes.

• Identify bid opportunities and present them to the team
• Identify risks, exclusions, and value engineering opportunities
• Assist in developing win strategies for targeted pursuits
• Review competitor landscape and market conditions
• Attend site visits, pre‑bid meetings, and post‑bid reviews
• Participate in turnover meetings with Project Managers and Operations
• Support budget development for awarded projects
• Contribute to historical cost database and lessons learned tracking
• Build and maintain strong relationships with vendors and sub‑trades
• Secure competitive and compliant pricing
• Evaluate subcontractor scope completeness and risk exposure

We are seeking a mechanically strong, commercially disciplined estimator who brings technical expertise, sound judgment, and a high level of accountability.

• Minimum 3–5+ years of Mechanical Estimating experience within commercial or industrial construction
• Post‑secondary diploma or degree in Mechanical Engineering Technology, Construction Technology, or a related field
• Practical experience within a mechanical contracting environment, with strong exposure to HVAC systems and construction processes
• Experience organizing, preparing, and submitting detailed cost estimates and proposals
• Proven ability to prepare accurate, comprehensive cost estimates including labour, material, equipment, and subcontractor pricing
• Strong understanding of mechanical specifications, construction methodologies, and industry standards
• Ability to interpret construction drawings, specifications, contracts, and associated documentation with precision
• Working knowledge of…