Senior Mechanical/Structural Estimator

Loenbro • Houston, TX

2h

About The Position

The Senior Mechanical Estimator is a key leader within Loenbro’s Estimating team, responsible for developing accurate, competitive, and comprehensive mechanical construction estimates for complex industrial projects. The role oversees the full mechanical estimating process, including quantity takeoffs, labor and equipment analysis, material pricing, subcontractor evaluations, and risk assessments. The posting describes projects up to $25 million or higher depending on scope and self-performance, and also assigns responsibility for estimates on projects up to $50 million, considering complexity and self-performance scope.

The estimator interprets mechanical drawings, piping and equipment specifications, P&ID drawings, isometrics, and contract documents to create detailed work breakdown structures and cost models. The role represents the estimating team in client and pre-bid discussions, coordinates with operations, procurement, and project management during pre-construction, and supports business development with conceptual estimates and ROM pricing.

The position is based in a mostly indoor office setting with controlled temperature, with occasional work at outdoor industrial sites and travel of up to 10% of the time. The employee must comply with applicable safety regulations, PPE requirements, and Loenbro’s EH&S policies.

Requirements

• Minimum of 3–5+ years of experience in industrial construction estimating, with at least 2 years in a leadership role.
• Estimating experience with Accubid, HCSS, HeavyBid, and/or HeavyJob.
• Ability to read and interpret P&ID drawings and other technical schematics.
• Scheduling experience with MSP or P6.
• Excellent verbal and written communication skills.
• Excellent computer skills, including Microsoft Office, with emphasis on project schedules and Excel tracking.

Nice To Haves

• Bachelor’s degree in construction management, engineering, or a related discipline.
• Direct involvement in civil, concrete, structural steel, equipment setting, and mechanical construction.
• Experience with DesignAssist and DesignBuild delivery methods.
• Proven ability to manage multiple complex bids simultaneously.

Responsibilities

• Lead preparation of detailed estimates for projects up to $50 million, considering complexity and self-performance scope.
• Validate quantity takeoffs 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.
• Use HCSS HeavyBid software for estimating.
• Incorporate DesignAssist and DesignBuild methodologies when applicable.
• Represent the estimating team in client meetings, pre-bid conferences, and negotiations.
• Communicate 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.
• Analyze project execution to help 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.
• Perform other duties as needed to support business operations.

Benefits

• Medical, dental, and vision insurance.
• 401(k) retirement plan with company match.
• Paid time off and holiday pay.
• Life and disability insurance.
• Professional development and training opportunities.
• Employee assistance program (EAP).
• Competitive salary.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed