Senior Structural Concrete Estimator - Mechanical

Business Unit/Department:
Pre Construction

Reports to: Preconstruction Manager

Employment Type: Full-Time

FLSA Classification: Exempt

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.

The Senior Structural Concrete Estimator is a key leader within the Industrial Estimating Group, responsible for developing accurate, competitive, turn‑key self‑perform concrete construction estimates for complex industrial projects. This requires the ability to perform quantity takeoffs, labor and equipment analysis, material pricing, subcontractor evaluations, and risk assessments—for projects up to $75M or higher depending on scope and self‑performance. The Senior Structural Concrete Estimator interprets all concrete drawings, specifications, scope requests and contract documents to build detailed work breakdown structures and precise cost models utilizing self‑perform production rates and historical costing information to meet project requirements.

• Demonstrated experience producing self‑perform concrete estimates, not subcontracted buy‑outs.
• Lead preparation of detailed estimates for projects up to $75M, considering complexity and self‑performance scope.
• Oversee discipline estimators on large multi‑discipline RFPs.
• Validate quantity take‑offs and ensure accurate input into estimating software.
• Apply advanced cost analysis and contingency planning for risk mitigation.

• Interpret and analyze concrete drawings & specifications and other technical documents.
• Forming systems (gang, jump, handset, specialty)
• Reinforcing placement and congestion planning
• Pour sequencing and placement rates
• Jointing, curing methods, and crack mitigation
• Winter and hot‑weather concrete practices
• Ability to interpret geotechnical reports.
• Utilize HCSS Heavy Bid software for accurate and efficient estimating.
• Understands and properly applies general conditions & indirect labor

• Represent the estimating team in client meetings, pre‑bid conferences, and negotiations.
• Communicate clearly with operations, procurement, and project management teams during pre‑construction.

• Establish and implement standardized estimating protocols, incorporating pre‑estimate checklists and opportunity matrices to ensure consistency and accuracy.
• Oversee bid review meetings and ensure timely submission of RFIs and proposals.
• Ensure compliance with contractual requirements and company standards.

• Provide pragmatic analysis of project execution to optimize efficiency and profitability.
• Generate high‑level cash flow projections, risk analysis reports, and resource‑loaded schedules.
• Support business development with conceptual estimates and ROM pricing for new opportunities.

Other duties may be assigned as needed to support business operations.

• Minimum of 5+ years of experience in industrial construction estimating.
• Ability to read and interpret drawings and other technical project specifications.
• Excellent communication skills – both verbal and written.

• Bachelor’s degree in construction management, Engineering, or related discipline
• Estimating experience with HCSS Heavy Bid
• Direct Involvement In civil, concrete, structural steel, equipment setting, and mechanical construction.
• Scheduling experience with MSP or P6.
• Proven ability to manage multiple complex bids simultaneously.

The physical demands and work environment described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodation may be made to enable individuals with disabilities to perform the…