Senior Construction Estimator for Cleanroom & Industrial

Wiskind Cleanroom System; Ontario (CA); On-site; USD 85,000 - 110,000; Full time

Benefits offered by this job

Health insurance

Paid time off (PTO)

401(k) retirement plan

Job summary

Wiskind Construction Inc. is seeking an experienced Construction Estimator in Ontario, California to develop accurate, competitive estimates for technically complex cleanroom, pharmaceutical, biotechnology, semiconductor, and industrial projects.

You will review drawings and specifications, perform quantity takeoffs, and prepare bids with input from preconstruction, design, procurement, and field teams. The role requires strong Excel/Bluebeam skills and the ability to coordinate with

Qualifications

• 5+ years of construction estimating experience from drawings and specs.
• Experience estimating commercial/industrial/technically complex projects.
• Ability to perform quantity takeoffs, evaluate bids, and build cost estimates.
• Strong understanding of materials, labor costs, and project sequencing.
• Proficiency with Excel, Bluebeam, and estimating platforms.
• Excellent written and spoken English; coordinate with teams.

Responsibilities

• Prepare conceptual budgets, detailed estimates, and bid proposals for cleanroom, pharmaceutical, biotechnology, semiconductor, and other industrial projects.
• Review drawings, specs, bid documents, and project requirements to define scope and identify gaps or conflicts.
• Perform quantity takeoffs and develop estimates for labor, materials, equipment, subcontractors, and general conditions.
• Solicit and evaluate subcontractor and supplier proposals, prepare bid comparisons, and confirm scope coverage.
• Coordinate with designers, engineers, project managers, and field teams on constructability, pricing assumptions, and value engineering options.
• Track estimate revisions, document assumptions and exclusions, and support bid clarifications and negotiations.
• Prepare pricing for design changes and construction change orders.
• Maintain estimating records, unit costs, and subcontractor and supplier relationships.

Skills

Construction estimating

Takeoffs

Bid proposals

Subcontractor coordination

Excel

English communication

Education

Bachelor’s degree in Construction Management, Engineering, or Architecture

Tools

Procore

Autodesk Construction Cloud

Revit

AutoCAD

Job description

Wiskind Construction Inc. is seeking an experienced Construction Estimator in Ontario, California to develop accurate, competitive estimates for technically complex cleanroom, pharmaceutical, biotechnology, semiconductor, and industrial projects.

You will review drawings and specifications, perform quantity takeoffs, and prepare bids with input from preconstruction, design, procurement, and field teams. The role requires strong Excel/Bluebeam skills and the ability to coordinate with