Manager Solar Energy Installation Jobs in Colorado

Responsible for leading and executing large, complex EPC estimates. This position oversees the estimating process from receipt of bid documents through final estimate review and proposal submission, ensuring that all estimates are accurate, comprehensive, competitive, and aligned with organizational objectives. Serving as the Lead Estimator on assigned pursuits, the Estimating Manager establishes estimating strategies, defines project scope, evaluates assumptions, identifies risks and opportunities, and ensures the successful delivery of high-quality estimate packages.

The Estimating Manager coordinates and manages estimating resources across multiple pursuits, directing the work of the estimating team members to ensure estimates are completed accurately and within required timelines. This role is responsible for ensuring compliance with client requirements, internal estimating standards, review processes, and established best practices. The position collaborates closely with project management, operations, engineering, procurement, and executive leadership to develop estimate strategies, support bid reviews, and facilitate seamless turnover from project execution teams. 

Location & Travel Details: This is an onsite position that can be located in one of our office locations: Fargo-ND, Indianapolis-IN, Clinton-IN, Centennial-CO or Phoenix-AZ

Company Overview

MasTec Renewables, comprised of Wanzek Construction, IEA Constructors, and White Construction, combines over 20 years of experience in renewable energy construction. Depending on your position and project, you may work for one or more of our companies over your career with us. Join one of the largest construction firms in the country (Engineering News-Record [ENR]: #1 in Power, #17 Top 50 Domestic Heavy Contractors, #20 Transportation Contractor). 

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 MasTec Renewables market sector is part of the MasTec Clean Energy & Infrastructure (CE&I) business segment. The CE&I segment generates over $4.5 billion in annual revenue, providing construction services across our renewables, industrial, infrastructure, and general building operating groups. Sustainability and safety are foundational to our culture and influence everything we do.

MasTec, 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. Join one of the largest construction firms in the country (Engineering News-Record [ENR]: #1 in Power, #16 Top 50 Domestic Heavy Contractors, #13 Transportation Contractor). 

• Lead and perform conceptual, budgetary, and competitive EPC estimates for large projects from receipt of bid package through final review
• Serve as Lead Estimator on assigned pursuits, responsible for scope definition, assumptions, risk identification, and estimate deliverables
• Coordinate and manage Estimator I, Estimator II, and Estimator III resources assigned to bids to ensure timely and accurate estimate development
• Ensure compliance with RFP requirements, internal estimating standards, and review processes
• Manage available resources to ensure on-time, high-quality estimate delivery
• Organize, document, and present estimates so that labor, equipment, and material assumptions are clearly understood and transferable to execution teams
• Participate in estimate reviews, bid strategy discussions, and turnover meetings with project teams
• Provide training, coaching, and mentoring to Estimator I and Estimator II staff to support skill development and readiness for advancement
• May have direct reporting responsibility for junior estimators and support performance feedback in coordination with senior estimating leadership
• Perform site visits and attend pre-bid meetings as needed to assess site conditions and remain current with field practices
• Foster a collaborative team environment that supports accountability, continuous improvement, and professional growth
• Other duties as assigned

Work Experience and Education

• Associate’s or Bachelor’s degree in Engineering, Construction Management, Architectural Drafting & Estimating, or equivalent experience

• Seven+ years of construction estimating and/or project management experience

• Demonstrated experience leading bids on a regular basis

• Experience coordinating estimating resources and working within bid schedules

• Experience supporting contract negotiations and proposal development

• Experience working with owners, engineers, subcontractors, and vendors

Knowledge, Skills and Abilities

• Take reasonable care of your own and others’ health and safety and of those who may be affected by the day-to-day delivery of this role by taking personal responsibility for working toward the Company’s Zero Injury principles

• Strong working knowledge of construction estimating principles, methods, and EPC delivery

• Ability to independently lead estimates and manage scope, quantities, pricing, and assumptions

• Understanding of EPC, Design-Build, and Joint Venture contract structures

• Strong organizational and time-management skills in deadline-driven environments

• Effective verbal and written communication skills

• Ability to mentor junior staff and provide constructive feedback

• Ability to interpret complex drawings, specifications, and contractual documents

• Strong problem-solving skills and professional judgment

Work Environment & Physical Requirements

• When visiting jobsites, the work environment involves some exposure to hazards or physical risks, which require following basic safety precautions
• This work environment may involve moderate exposure to unusual elements, such as extreme temperatures, dirt, dust, fumes, smoke, unpleasant odors and/or loud noises

What's in it for You

Financial Wellbeing

• Compensation $125K-$150K / year, commensurate with experience
• Eligible for annual bonus
• Competitive pay with ongoing performance review and merit increase

• 401(k) with company match & Employee Stock Purchase Plan (ESPP)

• Flexible spending account (Healthcare & Dependent care)

Health & Wellness

• Medical, Dental, and Vision insurance (plan choice) - coverage for spouse, domestic partner, and children

• Diabetes Management, Telehealth Coverage, Prescription Drug Plan, Pet Insurance, Weight Management Drug Discount

• Discounted National Gym Membership Network

Family & Lifestyle

• Paid Time Off, Paid Holidays, Bereavement Leave

• Military Leave, including Benefits Continuation

• Employee Assistance Program

Planning for the Unexpected

• Short and long-term disability, life insurance, and accidental death & dismemberment

• Voluntary life insurance, accident, critical illness, hospital indemnity coverage

• Emergency Travel Assistance Program

• Group legal plan

Position may be subject to pre-employment screening, which may include background check and drug testing. Accessibility: If you need accommodation as part of the employment process, contact ceicareers@mastec.com. Due to the high volume of applications received, we are unable to respond to individual requests regarding application status. Please log into your candidate profile for up-to-date information. 

MasTec, Inc. is an Equal Employment Opportunity Employer. The Company's policy is not to unlawfully discriminate against any applicant or employee on the basis of race, color, sex, sexual orientation, gender identity, religion, national origin, age, disability, genetic information, military status, or any other consideration made unlawful by applicable federal, state, or local laws. The Company also prohibits harassment of applicants and employees based on any of these protected categories. It is also MasTec's policy to comply with all applicable state, federal and local laws respecting consideration of unemployment status in making hiring decisions.

Disclaimer: MasTec and our Subsidiaries will never ask prospective employees for any form of payment or money transfer as part of job application or onboarding. We do not ask prospective employees for information about credit cards or personal passwords, and it does not require applicants to purchase equipment or software. Ensure that all recruiter email addresses end in @mastec.com or @talent.icims.com. If you suspect you are the target of a scam, we advise you to contact your local law enforcement agency and report fraud at https://reportfraud.ftc.gov/.

MasTec Clean Energy & Infrastructure and our subsidiaries do not work with any third-party recruiters or agencies without a valid signed agreement and partnership with the Corporate Talent Acquisition Team.

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Work Experience and Education

• Associate’s or Bachelor’s degree in Engineering, Construction Management, Architectural Drafting & Estimating, or equivalent experience

• Seven+ years of construction estimating and/or project management experience

• Demonstrated experience leading bids on a regular basis

• Experience coordinating estimating resources and working within bid schedules

• Experience supporting contract negotiations and proposal development

• Experience working with owners, engineers, subcontractors, and vendors

Knowledge, Skills and Abilities

• Take reasonable care of your own and others’ health and safety and of those who may be affected by the day-to-day delivery of this role by taking personal responsibility for working toward the Company’s Zero Injury principles

• Strong working knowledge of construction estimating principles, methods, and EPC delivery

• Ability to independently lead estimates and manage scope, quantities, pricing, and assumptions

• Understanding of EPC, Design-Build, and Joint Venture contract structures

• Strong organizational and time-management skills in deadline-driven environments

• Effective verbal and written communication skills

• Ability to mentor junior staff and provide constructive feedback

• Ability to interpret complex drawings, specifications, and contractual documents

• Strong problem-solving skills and professional judgment

Work Environment & Physical Requirements

• When visiting jobsites, the work environment involves some exposure to hazards or physical risks, which require following basic safety precautions
• This work environment may involve moderate exposure to unusual elements, such as extreme temperatures, dirt, dust, fumes, smoke, unpleasant odors and/or loud noises

What's in it for You

Financial Wellbeing

• Compensation $125K-$150K / year, commensurate with experience
• Eligible for annual bonus
• Competitive pay with ongoing performance review and merit increase

• 401(k) with company match & Employee Stock Purchase Plan (ESPP)

• Flexible spending account (Healthcare & Dependent care)

Health & Wellness

• Medical, Dental, and Vision insurance (plan choice) - coverage for spouse, domestic partner, and children

• Diabetes Management, Telehealth Coverage, Prescription Drug Plan, Pet Insurance, Weight Management Drug Discount

• Discounted National Gym Membership Network

Family & Lifestyle

• Paid Time Off, Paid Holidays, Bereavement Leave

• Military Leave, including Benefits Continuation

• Employee Assistance Program

Planning for the Unexpected

• Short and long-term disability, life insurance, and accidental death & dismemberment

• Voluntary life insurance, accident, critical illness, hospital indemnity coverage

• Emergency Travel Assistance Program

• Group legal plan

Position may be subject to pre-employment screening, which may include background check and drug testing. Accessibility: If you need accommodation as part of the employment process, contact ceicareers@mastec.com. Due to the high volume of applications received, we are unable to respond to individual requests regarding application status. Please log into your candidate profile for up-to-date information. 

MasTec, Inc. is an Equal Employment Opportunity Employer. The Company's policy is not to unlawfully discriminate against any applicant or employee on the basis of race, color, sex, sexual orientation, gender identity, religion, national origin, age, disability, genetic information, military status, or any other consideration made unlawful by applicable federal, state, or local laws. The Company also prohibits harassment of applicants and employees based on any of these protected categories. It is also MasTec's policy to comply with all applicable state, federal and local laws respecting consideration of unemployment status in making hiring decisions.

Disclaimer: MasTec and our Subsidiaries will never ask prospective employees for any form of payment or money transfer as part of job application or onboarding. We do not ...