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Sr. Estimator

MasTec Industrial
life insurance, vision insurance, flexible benefit account, paid time off, paid holidays, 401(k)
United States, Colorado, Centennial
Aug 18, 2026
Overview

The Senior Estimator position will generally lead large conceptual EPC bids where experience plays a vital role in developing a good estimate. Additionally, this position will be the lead Senior Estimator in a given industry/market.

Senior Estimator will report to the Estimating Manager in their service line. This position will provide leadership and coordination to their given industry/market and will also be assigned to large projects with responsibility for all aspects of RFP requirements, winning proposal strategies, alternate contracting strategies and risk management.

Location & Travel Details: Preference for candidates living in the Denver, CO area or Vancouver, WA region.

This is can be a hybrid or remote role. Must be able to travel up to 30% of the time.

COMPANY OVERVIEW:

MasTec Industrial, alongside its sister companies Casey Industrial and Phoenix Industrial, has been in operation since 1947. We serve a diverse clientele, including utilities, independent power producers, developers, and municipal utilities.

Specializing in projects using natural gas, oil, biomass, and other combustible fuels, our team boasts over 30 years of expertise in the power industry. We provide EPC (Engineering, Procurement, and Construction) services and assist in project development. Our experience spans various systems for utility and industrial facilities, including simple and combined cycle plants, reciprocating engines, and waste-to-energy projects. MasTec Industrial delivers value throughout all project phases, from conceptual design to operations and maintenance.

At MasTec Industrial, we are dedicated to delivering the highest quality, safety, and value in every project. We focus on attracting, developing, and retaining top talent within our organization. Our goal is to foster a respectful work environment where all employees feel valued, included, and empowered to become innovative leaders in the industry.

The MasTec Industrial market sector is part of the MasTec Clean Energy & Infrastructure business segment. MasTec's Clean Energy & Infrastructure (CE&I) segment generates over $4 billion in annual revenue, providing construction services across industrial, renewables and infrastructure sectors. In addition to our industrial market sector; 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.

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.


Responsibilities

ESSENTIAL JOB FUNCTIONS:

  • Listen to directions and suggestions from supervisors or other employees regarding safe and proper work practices, evaluate that information and implement a plan based on that evaluation for carrying out the duties of this position.
  • Be motivated and work productively.
  • Read and understand company policies and procedures and other literature and other documents applicable to assigned tasks.
  • With regard to that portion of the work assigned, develop complete understanding of the applicable company policies and procedures and plan and execute the assigned work in accordance with those policies and procedures.
  • Examine/inspect office conditions and/or procedures and identify problems, inaccuracies, and cost saving measures that arise or that may be encountered.
  • Manages the work of direct report(s). Inspect their work for accuracy and compliance with company's policies and procedures, point out deficiencies and explain and take any corrective action needed.
  • Responsible for hiring, firing, performance appraisals, and pay reviews for direct reports
  • Produce quality work, meeting requirements of the company policies, procedures, and industry standards.
  • Identify workplace hazards and take all necessary corrective action to eliminate or minimize them.
  • Understand and respond appropriately to all safety hazards and warnings devices (i.e. back-up alarms, smell of smoke, different color warning tags, warning sirens).
  • Provide leadership, coordination, and guidance to other Estimators (I, II, & III) in their assigned industry or market.
  • Lead strategic initiatives related to company, department or industry/market specific improvements.
  • Work hours required to complete work assigned by established deadlines.
  • 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.
  • Perform complete conceptual estimates for large, complex EPC projects from receipt of bid package through final bid review, including site visits, scope determination, MTO, input data into computerized estimating systems, questions to Owner/Engineer and qualifications.
  • 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.
  • When representing MIC to clients, engineers, vendors, or competitors, always maintain the highest standards of professionalism, fairness, and ethical behavior.
  • Through daily practice, carry out the spirit and intent MIC's Company Beliefs
  • Perform entire conceptual estimates for large EPC, design build, general construction, and joint venture projects from receipt of bid packages through proposal to Owner.
  • Senior Estimator IIs have uniquely demonstrated an advanced knowledge of all aspects of Construction Estimating and consistently manage bid teams for large, complex projects. All Senior Level Estimators have the responsibility of training other employees in the estimating department.
  • Responsibilities will include mastery of technical estimating responsibilities including lead responsibilities such as:
    • Site visits and jobsite exposure
    • Scope determination
    • Input into estimating software
    • Understanding RFQ requirements
    • Questions to owner/engineer
    • Written clarifications to owner/engineer/estimators
    • Turnover of bid estimate to the field
  • Responsibilities will include a 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
    • Understanding of subcontracts
    • Understanding of strategies and variables
    • Understanding range of manhours
    • Providing field assistance
    • Standard coding support

Lead Estimator Designation:

When the Senior Estimator is designated as the Lead Estimator on an estimate, the following additional responsibilities will be required:

  • Supervise and line out all people on the bid team, provide adequate information to team members and establish bidding schedule with deadlines.
  • Assure successful kick off meetings, mid-bid reviews, and final reviews. Get the Regional VP of Operations involved if they are available.
  • Review and understand owner provided specifications and documentation for all portions of the work and ensure the needed costs have been incorporated into the estimate.
  • Perform final reviews at least two (2) days before bid due date.
  • Review all work performed by team members.
  • Critically analyze each aspect of the estimate to ensure a competitive bid. Apply appropriate labor rates and methods of construction based on provided information and expected site conditions. Explore options which could shorten the construction schedules and minimize indirect and construction equipment. Recognize risks and apply contingency and escalation when appropriate. Know when and how to capitalize on opportunities.
  • Manage, lead direct reports, and mentor.

SUPERVISORY:

  • Must have the ability to manage, supervise, and lead multiple employees including an Estimator I, Estimator II, and Estimator III on bid pursuits.

Qualifications

EDUCATION AND WORK EXPERIENCE REQUIREMENTS:

  • MUST HAVE HEAVY INDUSTRIAL EXPERIENCE. Preference for experience estimating gas-fired power generation projects.
  • High school diploma plus related training or education equivalent to a bachelor's degree
  • Minimum of 10 years of construction estimating experience
  • Knowledge of construction techniques, estimating and construction management
  • Knowledge of various contract types including EPC, DB and JV
  • Experience in contract negotiations
  • Experience in working with a variety of vendors and clients
  • Experience in leading bids on a regular basis

KNOWLEDGE, SKILLS, AND ABILITIES REQUIRED:

  • Be knowledgeable of MIC Health and Safety programs and project specific regulations.
  • When on-site, actively participate in daily toolbox meetings with crews and subcontractors.
  • Set a personal example of safe behavior.
  • Other may duties may be assigned

What's in it for you:

Financial Wellbeing

  • Compensation $140,000 - $180,000 per year, commensurate with experience.
  • 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

Family & Lifestyle

  • Paid Time Off, Paid Holidays, Bereavement Leave
  • Military Leave, including Differential Pay and 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 an 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/Disability/Veteran. 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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