Mechanical Estimator

Job Title: Mechanical Estimator
Company: Loenbro, LLC
Business Unit/Department:  Loenbro Southeast
Location: Franklin, TN, Atlanta, GA, Charlotte, NC, Columbia, SC, Richmond, VA, Jackson, MS, Jacksonville, FL, Orlando, FL, Louisville, KY, Knoxville, TN, Birmingham, AL, Memphis, TN
Reports to:  Chief Estimator
Employment Type: Full-Time
FLSA Classification: Exempt

About Loenbro

Loenbro is a trusted, long-term construction lifecycle partner to thousands of customers across the U.S. Our market spans all industries, and our service offerings include Critical Electrical, Mechanical & Structural, Soft Crafts, Inspection, Underground Maintenance and Installation, and Fabrication. Our expertise lies in simplifying the complex and establishing long-standing relationships with our partners. We have a national presence but a local approach—every customer benefits from our capabilities and our care.

At Loenbro, we don’t just offer jobs—we build careers grounded in integrity, teamwork, excellence, and purpose. Join a team where your expertise is valued, your growth is supported, and your work helps maintain and enhance the critical infrastructure that powers communities across the nation.

The Commercial Mechanical Estimator is responsible for preparing accurate and competitive cost estimates for commercial mechanical construction projects, including HVAC, plumbing, piping, sheet metal, and mechanical systems. This role analyzes project plans, specifications, labor requirements, materials, equipment, subcontractor pricing, and project schedules to develop comprehensive bid proposals. The estimator works closely with project managers, operations personnel, vendors, subcontractors, engineers, and clients throughout the preconstruction and bidding process.

Essential Duties and Responsibilities

• Review project plans, specifications, contracts, and bid documents.
• Perform detailed quantity takeoffs for HVAC, plumbing, piping, and other mechanical systems.
• Develop complete labor, material, equipment, and subcontractor cost estimates.
• Solicit and evaluate vendor and subcontractor quotations.
• Prepare bid proposals, budgets, conceptual estimates, and change order pricing.
• Attend pre-bid meetings, job walks, and project site visits.
• Analyze project risks, constructability issues, and scope gaps.
• Coordinate with project managers and operations teams during project handoff.