Senior Estimator

MasTec Inc

$120K — $180K *
Energy & Utilities
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Construction Management, Engineering, Business, or related field preferred; equivalent experience considered.
  • 7+ years of estimating experience in power utility construction (transmission, substation, t-line).
  • Experience with transmission lines, substations, and electrical distribution projects.
  • Familiarity with Engineering, Procurement, and Construction (EPC) projects.
  • Experience estimating large projects valued at $75M or more.
  • Proficient in estimating software (e.g., B2W, HeavyBid, Sage) and MS Excel.
  • Strong analytical, communication, and presentation skills.

Responsibilities

  • Lead the development of detailed estimates for transmission and substation projects.
  • Interpret design drawings and bid documents to outline project requirements.
  • Conduct quantity take-offs and validate design assumptions for realistic budgets.
  • Collaborate across teams to align estimates with execution strategies.
  • Identify project risks and incorporate mitigation strategies into estimates.
  • Prepare and present bid proposals and supporting documentation for review.
  • Mentor junior estimators on industry practices and estimating methods.

Benefits

  • 401(k) Plan
  • Employee Stock Purchase Plan
  • Health, Dental, & Vision Insurance
  • Voluntary Life Insurance
  • Voluntary Short Term & Long-Term Disability
  • Paid time off
Full Job Description
Overview

Position Summary:

The Senior Estimator is responsible for developing, preparing, and managing detailed cost estimates and proposals for complex projects in the transmission, substation power sectors. This role provides expert support throughout the bid and pre-construction process, ensuring accuracy, competitiveness, and compliance with client requirements and company standards. The Senior Estimator works cross-functionally with project management, engineering, procurement, and field operations teams to validate scopes of work, identify risk, and create competitive pricing strategies.

This is a remote position that will require travel to the Pacific Northwest (Portland, OR, Vancouver, WA) based on business needs, team meetings, customer engagements, and other key events.

Preference will be given to candidates located in the Western United States, including California, Nevada, Arizona, Washington, Oregon, Colorado, Idaho, Montana to support collaboration and travel requirements.

Responsibilities

  • Lead the development of detailed estimates for transmission, substation power distribution projects, including labor, equipment, material, and subcontractor costs.
  • Interpret design drawings, technical specifications, and bid documents to define project scope and estimate requirements.
  • Conduct quantity take-offs, analyze constructability, and validate design assumptions to ensure realistic project budgets.
  • Collaborate with project managers, engineers, procurement, and construction teams to ensure estimates align with project execution strategies.
  • Identify, quantify, and assess project risks and opportunities; incorporate mitigation strategies into estimates.
  • Prepare and present estimate summaries, bid proposals, and support documentation for executive and client review.
  • Maintain a strong understanding of industry pricing trends, labor agreements, productivity benchmarks, and market conditions.
  • Support contract negotiations by providing cost analysis and value engineering alternatives.
  • Mentor and support junior estimators, providing guidance on industry practices, estimating methods, and company procedures.
  • Ensure all estimates comply with corporate standards, client requirements, and applicable safety and quality protocols.

Qualifications

  • Bachelor's degree in Construction Management, Engineering, Business, or related field preferred; equivalent experience considered.
  • 7+ years of estimating experience in power utility construction (transmission, substation, t-line).
  • Experience with transmission lines, substations, and electrical distribution projects.
  • Experience with Engineering, Procurement, and Construction (EPC) projects.
  • Experience estimating large $75M+ projects.
  • Proficiency with estimating software (e.g., B2W, HeavyBid, Sage, or similar) and MS Excel.
  • Excellent analytical, communication, and presentation skills.
  • Ability to manage multiple bids under tight deadlines.

Salary Range: $120,000/yr to $180,000/yr (will be dependent upon level of experience)

This is a remote position that will require travel to the Pacific Northwest (Portland, OR, Vancouver, WA) based on business needs, team meetings, customer engagements, and other key events.

Preference will be given to candidates located in the Western United States, including California, Nevada, Arizona, Washington, Oregon, Colorado, Idaho, Montana to support collaboration and travel requirements.

Benefits:

Full-time employees are eligible to participate in our benefit plan which includes the following:
  • 401(k) Plan
  • Employee Stock Purchase Plan
  • Health, Dental, & Vision Insurance
  • Voluntary Life Insurance
  • Voluntary Short Term & Long-Term Disability
  • Paid time off

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