Senior Estimator -Earthwork

Overview: Who is OHLA USA ? We are a company who believes in building a better, safer, more sustainable world for generations to come. We are committed to making a difference within our communities, who depend on the safety and reliability of the structures we build and is possible with our main asset, our people! OHLA USA brings together the construction industry's most diverse talent who thrive in a collaborative work environment and appreciate challenges and opportunities. Job Title : Sr Estimator - Earthwork Reports to : Executive VP Department : Estimating Job Type: Full-time Salary : $160,000-$210,000 Location : Irvine, CA Position Summary The Senior Estimator – Earthwork is responsible for leading the estimating process for large-scale heavy civil, earthwork, grading, and site development projects with minimal oversight. This role will prepare detailed quantity take-offs, develop comprehensive cost estimates, analyze production rates and equipment requirements, solicit and level subcontractor and supplier quotes, and lead bids from initial review through submission. Responsibilities: Lead estimates for large-scale heavy civil projects with earthwork, mass excavation, grading, site development, paving, and associated underground utility scopes. Review plans, specifications, geotechnical reports, and contract documents to develop complete and accurate project scopes. Perform detailed take-offs, cut/fill analysis, mass haul analysis, and earthwork modeling using digital takeoff and estimating software. Develop pricing based on crew composition, production rates, equipment selection, project phasing, and historical cost data. Evaluate earthwork requirements including excavation, import/export, unsuitable soils, dewatering, blasting, ripping, and material handling. Price paving and aggregate scopes, including asphalt, JPCP, aggregates, quarries, pits, and related production requirements. Develop pricing for underground utility scopes, including trenching, shoring, excavation, backfill, valves, fire hydrants, and other mechanical assemblies. Solicit, evaluate, and level subcontractor, supplier, equipment, and material quotes to develop competitive bid packages. Utilize HCSS estimating and quote management tools to prepare, organize, and submit estimates. Conduct site walks and attend pre-bid meetings to identify existing conditions, constructability considerations, and project risks not reflected in the plans. Participate in estimate reviews and clearly explain assumptions, quantities, production rates, costs, and pricing methodology. Coordinate and mentor junior estimators and interns with take-offs, quote solicitation, and estimating activities. Serve as a primary point of contact with owners, design teams, subcontractors, suppliers, and other project stakeholders during estimating process. Prepare and submit competitive bids accurately and within established deadlines. Support the transition of awarded projects to operations, including budgets, buyout, and project handoff. Assist with change order pricing and maintain involvement throughout project execution as needed. Track bid results and actual project costs to improve estimating accuracy, production rates, and future pricing. Perform other duties as assigned. Qualifications: 10+ years of estimating experience with heavy civil, earthwork, grading, or site development projects. Demonstrated experience estimating large-scale mass grading, excavation, earthwork, and site development projects. Proficiency with AGTEK and other digital earthwork takeoff and modeling software. Strong understanding of earthwork means and methods, including scraper, dozer, truck, loader, and excavator production. Ability to read and interpret civil plans, specifications, cross sections, and geotechnical reports. Advanced knowledge of HCSS estimating and quote management tools. Strong proficiency in Microsoft Office, particularly Excel. Experience with public works and /or private developme…

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