Sr. Estimator - Heavy Industrial

About UsEvery moment of every day, people around the world rely on the energy they access through infrastructure built by Quanta. Comprising the largest skilled-labor force in North America, our employees are highly skilled and innovative, continually working to connect people and power. We’re building the infrastructure that supports the energy transition, and there are more opportunities than ever to be part of our team. Join us and build your career building a brighter future.Imagine what you could do here. We encourage, inspire, and support our people to seize opportunities in our corporate office and with hundreds of our operating companies worldwide that provide solutions for the utility, renewable energy, electric power, industrial, and communications industries.Quanta actively promotes and maintains a culture of belonging where all employees can be themselves, live their values, and find opportunities to succeed. When you join our team, you join a dynamic organization in which career development is encouraged, excellence is rewarded, and diversity is prized. Come find out how our people power modern life.About this RoleQuanta South Region is seeking an experienced Senior Estimator to join our team in the Houston, TX office. This role will support estimating efforts for industrial projects within the Oil & Gas midstream and downstream sectors, with a strong emphasis on mechanical and piping scopes, as well as civil and structural work. The Senior Estimator will play a key role in developing accurate, competitive cost estimates for EPC and design-build projects. This position requires a deep understanding of industrial construction methods, material takeoffs, labor productivity, and cost controls.What You'll Do Prepare comprehensive cost estimates for civil, structural, and mechanical construction scopes, with a primary focus on piping and mechanical systems. Perform detailed quantity takeoffs and develop labor, material, and equipment pricing using Trimble Accubid and Microsoft Excel. Review drawings, specifications, and scope documents to ensure estimates are accurate, complete, and aligned with project requirements. Collaborate with project management, engineering, and construction teams to validate estimating assumptions and execution strategies. Develop pricing proposals for lump sum, unit rate, and time-and-materials contracts. Create and maintain construction schedules using Microsoft Project. Evaluate subcontractor and vendor quotations to ensure compliance with project scope and estimating standards. Identify project risks, exclusions, clarifications, and value-engineering opportunities. Support bid reviews, estimate reconciliations, and post-bid turnover meetings. Maintain and update estimating databases, historical cost records, and productivity benchmarks.   What You'll Bring Bachelor’s degree in Construction Management, Engineering, or a related discipline required; equivalent combination of education and 10+ years of relevant experience considered in lieu of a degree. Minimum of 10 years of estimating experience in industrial construction, with significant emphasis on mechanical and piping scopes. Demonstrated experience preparing estimates for midstream and downstream Oil & Gas projects, including terminals, processing plants, pipelines, and related facilities. Strong understanding of civil and structural construction practices, methodologies, and associated cost drivers. Advanced proficiency in Trimble Accubid and Microsoft Excel. Ability to read and interpret P&IDs, isometric drawings, civil drawings, and structural plans. Excellent analytical, organizational, and verbal/written communication skills. Experience supporting EPC and/or design-build delivery models preferred. Willingness to travel occasionally for pre-bid site visits as needed. What You'll GetAs a Quanta Services employee, we offer a wide range of benefits to fit your needs. 401(k) with immediate matching and vesting Fully comprehensive benefits packages; Medical, Dental, Vision Your choice of PPO, HSA, FSA Short term and long term benefits Employee discounts on consumer goods #LI-GR1Equal Opportunity EmployerAll qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, national origin or ancestry, sex (including gender, pregnancy, sexual orientation, and/or gender identity), age, disability, genetic information, veteran status, and/or any other basis protected by applicable federal, state or local law.We are an Equal Opportunity Employer, including disability and protected veteran status. We prohibit all types of discrimination and are committed to providing access and equal opportunity for individuals with disabilities. For additional information or if reasonable accommodation is needed to participate in the job application, interview, or hiring processes or to perform the essential functions of a position, please contact us the Company’s Human Resources department.

Created: 2026-03-13