Senior Estimator — Steel Pipe, Fabrication & Infra

SONORAN SALES COMPANY LLC; Chandler (AZ); On-site; USD 70,000 - 110,000; Full time

Job summary

Sonoran Sales Company LLC is seeking a detail-oriented Estimator to support the preparation of accurate and competitive estimates for steel water pipe, fabrication, and infrastructure projects.

The Estimator will review plans, specifications, bid documents, and customer requirements to determine costs and ensure smooth handoff to production, working with Engineering, Project Management, Plant Operations, Purchasing, Accounting, vendors, and customers.

Qualifications

• Previous experience in estimating, manufacturing, steel fabrication, heavy civil construction, pipeline construction, water infrastructure, or a related industry preferred.
• Ability to read and interpret engineering drawings, construction plans, specifications, and bid documents.
• Strong mathematical and analytical skills.
• Experience performing material takeoffs and cost calculations.
• Strong proficiency with Microsoft Excel.
• Experience with estimating, ERP, project management, or manufacturing software preferred.
• Ability to obtain, organize, and evaluate vendor and subcontractor quotations.
• Strong attention to detail and documentation.
• Ability to manage multiple estimates, priorities, and deadlines simultaneously.
• Strong written and verbal communication skills.
• Ability to collaborate effectively with Engineering, Project Management, Production, Purchasing, Accounting, vendors, and customers.

Responsibilities

• Review plans, specifications, drawings, bid packages, addenda, and customer requirements to determine project scope.
• Prepare detailed material and quantity takeoffs for steel pipe, fittings, fabricated components, coatings, linings, and other project requirements.
• Estimate material, labor, fabrication, equipment, subcontractor, freight, and other costs associated with completing the work.
• Develop clear, accurate, and competitive project estimates in accordance with Sonoran's estimating processes.
• Identify assumptions, exclusions, alternates, allowances, and potential project risks.
• Maintain supporting calculations, worksheets, vendor quotes, and documentation for each estimate.
• Review bid requirements and deadlines to ensure estimates and proposals are completed accurately and on time.
• Read and interpret engineering drawings, pipeline plans, specifications, details, and technical documentation.
• Review pipe sizes, wall thicknesses, fittings, specials, connections, coatings, linings, materials, quantities, and other project requirements.
• Identify discrepancies, missing information, unusual specifications, or scope conflicts requiring clarification.
• Coordinate technical questions with Engineering and Project Management before finalizing estimates.
• Assist with preparing bid questions, clarifications, and Requests for Information when necessary.
• Review applicable project standards and customer requirements that may affect material selection, fabrication, testing, inspection, or cost.
• Obtain and evaluate pricing from suppliers, subcontractors, freight providers, and other vendors.
• Maintain current knowledge of material pricing, lead times, freight considerations, and vendor capabilities.
• Compare vendor quotations for pricing, scope, exclusions, delivery requirements, and commercial terms.
• Work with Purchasing and Operations to identify appropriate sourcing strategies.
• Maintain organized vendor quotations and historical pricing information to support future estimates.
• Work with Plant Operations to understand fabrication methods, labor requirements, equipment needs, and production capacity.
• Estimate fabrication hours and manufacturing requirements based on project scope.
• Consider material utilization, scrap, welding, fit-up, coatings, linings, testing, inspection, and other manufacturing requirements when developing estimates.
• Use historical project information and actual production results to improve future estimating accuracy.
• Identify opportunities to improve cost efficiency while maintaining project specifications and quality requirements.
• Participate in estimate reviews prior to bid submission.
• Provide Project Managers with a clear handoff when projects are awarded.
• Communicate estimated quantities, pricing assumptions, vendor quotations, exclusions, special requirements, and identified risks.
• Assist Project Management with resolving questions regarding the original estimate throughout project execution.
• Compare estimated versus actual project costs when appropriate and use findings to improve future estimates.

Skills

Estimating

Manufacturing

Steel fabrication

Reading drawings

Excel

Vendor quotations

Cost calculations

Communication

Collaboration

Time management

Education

High school diploma

Associate or bachelor's degree in Construction Management/Engineering/Business/Manufacturing

Tools

Microsoft Excel

ERP software

Estimating software

Job description

Sonoran Sales Company LLC is seeking a detail-oriented Estimator to support the preparation of accurate and competitive estimates for steel water pipe, fabrication, and infrastructure projects.

The Estimator will review plans, specifications, bid documents, and customer requirements to determine costs and ensure smooth handoff to production, working with Engineering, Project Management, Plant Operations, Purchasing, Accounting, vendors, and customers.