Senior Mechanical Piping Estimator

Company: Loenbro, LLC

Business Unit/Department: Estimating

Location: Varies - Open to any location

Reports to: Preconstruction Manager

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.

The Senior Industrial Mechanical/Piping Estimator is a key leader within the Estimating Group, responsible for developing accurate, competitive, and comprehensive mechanical construction estimates for complex industrial projects. This role oversees the entire process of bid production—including 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 Industrial Mechanical/Piping Estimator interprets mechanical drawings, piping and equipment specifications, isometrics, and contract documents to build detailed work breakdown structures and precise cost models.

• 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 P& and other technical documents.
• Utilize HCSS Heavy Bid software for accurate and efficient estimating.

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

• Develop and enforce estimating procedures, including pre‑estimate checklists and opportunity matrices.
• 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.

Required:

• Minimum of 5+ years of experience in industrial construction estimating, with at least 2 years in a leadership role.
• Ability to read, interpret P&, Isometric drawings and other technical schematics.
• Excellent communication skills – both verbal and written.
• Excellent computer skills including Microsoft Office Suite with emphasis on Project Schedule and Excel Tracking.

Preferred:

• 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.

• Mostly indoor office setting with controlled temperature.
• Occasional outdoor industrial sites with exposure to extreme weather, potential exposure to noise, dust, chemicals, or other environmental factors.
• Travel requirements: up to 10% of time.

This role will remain open until filled.

As set forth in Loenbro’s Equal Employment Opportunity policy, we do not discriminate on the basis of any protected group status under any applicable law.