Senior Estimator – Renewable Energy

As a Senior Estimator , you’ll play a key role in delivering utility-scale solar, wind, and battery energy storage projects across the U.S . This role goes far beyond quantity takeoffs—you will lead large conceptual EPC bids, shape pricing strategy, evaluate risk, and coordinate directly with Directors, VPs, and Executives to build winning proposals.

Location: You will work onsite from our fast-growing Phoenix, AZ office, supporting projects nationwide while maintaining local stability and minimal job-site travel. This position gives you the opportunity to mentor junior estimators, collaborate across Engineering, Procurement, Scheduling, and Construction, and influence the pursuit of billion-dollar renewable infrastructure projects that support long-term U.S. energy needs.

Company Overview

Mas Tec Renewables, comprised of Wanzek Construction, IEA Constructors and White Construction, combines over 20+ years of renewable energy construction experience. Depending on your position and project, you may work for one or more of our companies over your career with us.

We embrace diverse perspectives among our employees and across all levels of our business, including our suppliers, community partners, and clients. We have built a multidimensional workforce that brings valuable differences in perspectives, work ethics, and approaches to our organization. By collaborating across departments, we foster innovation and encourage everyone—from interns to executives—to share their ideas and make an impact. Our goal is to create a respectful work environment where all employees feel valued, included, and empowered to become innovative leaders in our industry.

The Mas Tec Renewables market sector is part of the Mas Tec Clean Energy & Infrastructure business segment. Mas Tec’s Clean Energy & Infrastructure (CE&I) segment generates over $4 billion in annual revenue, providing construction services across industrial, renewables and infrastructure sectors. Our industrial expertise includes building products manufacturers, decarbonization, power generation facilities, manufacturing plants and mining. In infrastructure, we specialize in general heavy civil construction, underground utilities, structures, electrical work, material production, roadways, bridges, specialty pavement overlays, environmental projects and commercial buildings.

Our renewables sector focuses on solar, wind and battery storage. Sustainability and safety are foundational to our culture and influence everything we do.

Mas Tec, a minority-owned Fortune 500 company, has shaped the construction industry for more than 90 years. With over 35,000 employees and 400 offices nationwide, we provide flexibility and career growth in dynamic work environments.

• Perform complete conceptual estimates for large, complex EPC projects from receipt of bid package through final bid review, including: site visits, scope determination, Material Takeoff, input data into computerized estimating systems, questions to Owner/Engineer and qualifications
• Manage the available bid time to insure accurate and timely preparation of a complete estimate
• Function as a team player; create an environment where other groups and individuals want to work with you
• Utilize ability and experience to conceptualize portions of estimate
• Organize and detail the estimate so that manhours can be properly applied, easily understood for review purposes, and efficiently turned over to the field personnel
• Demonstrate an advanced knowledge of all aspects of Construction Estimating and consistently manage bid teams for large, complex projects
• Train and mentor Estimator I and Estimator IIs
• Mastery of technical estimating responsibilities including lead responsibilities such as: site visits and jobsite exposure, understanding RFQ requirements, questions to owner/engineer, turnover of bid estimate to the field, etc.
• Mastery knowledge of discipline specific responsibilities including lead responsibilities such as: material take offs, comprehension of drawings and specifications, manhour analysis, understanding of material pricing, subcontracts, etc.
• May be assigned as the Lead Estimator on…