Senior Mechanical Piping Estimator

Loenbro•Great Falls, MT

About The Position

Loenbro is a trusted, long-term construction lifecycle partner to thousands of customers across the U.S., offering services including Critical Electrical, Mechanical & Structural, Soft Crafts, Inspection, Underground Maintenance and Installation, and Fabrication. They focus on simplifying complex projects and building long-standing relationships. Loenbro aims to build careers grounded in integrity, teamwork, excellence, and purpose, valuing expertise and supporting growth. The Senior Industrial Mechanical/Piping Estimator is a key leader in the Estimating Group, responsible for developing accurate, competitive, and comprehensive mechanical construction estimates for complex industrial projects up to $75M or higher depending on scope and self-performance. This role involves overseeing the entire process of bid production, including quantity takeoffs, labor and equipment analysis, material pricing, subcontractor evaluations, and risk assessments. The estimator interprets mechanical drawings, piping and equipment specifications, isometrics, and contract documents to build detailed work breakdown structures and precise cost models.

Requirements

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

Nice To Haves

Bachelor’s degree in construction management, Engineering, or related discipline
Estimating experience with HCSS HeavyBid
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.

Responsibilities

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&ID drawings and other technical documents.
Utilize HCSS HeavyBid 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.
Other duties may be assigned as needed to support business operations.