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MasTec Utility Services delivers critical infrastructure construction and engineering services for power delivery, gas, and water customers, specializing in overhead and underground electric distribution for power delivery systems, gas distribution construction for gas systems, and turnkey solutions for a variety of water, sewer, and civil infrastructure projects. Backed by the strength of decades of experience, unrivaled industry skills, and a deep commitment to core values, MUS delivers safe, innovative, and environmentally responsible services that provide extraordinary value to clients.

Job Summary

The Estimator is responsible for developing detailed and strategic cost estimates for Extra High Voltage (EHV) transmission projects—typically ranging from 115kV to 500kV—including new construction, rebuilds, line relocations, and storm hardening. This role is critical to supporting growth and profitability by delivering accurate, competitive bids and coordinating early-stage project planning in collaboration with internal teams and utility clients.

• Analyze bid packages, engineering drawings, one-lines, structure lists, and profiles to develop comprehensive takeoffs and estimates.
• Prepare labor, equipment, subcontractor, and material estimates based on known production rates and field input.
• Develop budgets and bid proposals in alignment with client specifications and internal margin goals.
• Participate in constructability reviews and pre-bid job walks to validate access, site conditions, and phasing.
• Collaborate with Project Management, Operations, and Engineering to ensure consistency between estimate and project execution plan.
• Solicit and qualify quotes from suppliers and subcontractors; maintain current pricing databases.
• Identify commercial and technical risk exposures in bid packages and support the development of mitigation strategies.
• Support the pricing and documentation of change orders, scope growth, and contract modifications.
• Prepare and maintain detailed bid summaries, assumptions, exclusions, and clarifications.
• Lead hand-off meetings with operations to transition successful bids into active projects.
• Track and analyze historical cost data to refine labor/productivity assumptions and improve estimate accuracy.

Required  

• High school diploma or GED required.
• Minimum 2 years of estimating experience in EHV transmission line construction (69kV–500kV).
• Ability to interpret and quantify scope from engineering drawings, structure tables, plan/profile sheets, and specs.
• Strong understanding of high-voltage construction processes: access prep, foundations, structure erection, conductor installation, and environmental controls.
• Proficiency in Excel and experience with estimating software (Bid2Win, HeavyBid, InEight, or equivalent).
• Strong communication skills with the ability to interface directly with project managers, field leadership, engineers, and client representatives.

Preferred Qualifiations 

• High school diploma or GED required.
• Minimum 2 years of estimating experience in EHV transmission line construction (69kV–500kV).
• Ability to interpret and quantify scope from engineering drawings, structure tables, plan/profile sheets, and specs.
• Strong understanding of high-voltage construction processes: access prep, foundations, structure erection, conductor installation, and environmental controls.
• Proficiency in Excel and experience with estimating software (Bid2Win, HeavyBid, InEight, or equivalent).
• Strong communication skills with the ability to interface directly with project managers, field leadership, engineers, and client representatives.
• Detail-oriented with the ability to manage multiple priorities under tight deadlines.
• Bachelor’s degree in Construction Management, Engineering, or a related technical field.
• Prior field experience in transmission line construction (e.g., foreman, superintendent, or PE).
• Familiarity with scheduling and planning tools like Primavera P6, MS Project, or other CPM-based platforms.
• Knowledge of industry standards such as NESC, OSHA 1926, and utility-specific construction specifications.
• Experience with investor-owned utility bid systems and processes (e.g., Duke Energy, Southern Company, Dominion).

Work Environment and Physical Demands

• Office-based role with occasional travel to job sites for walkdowns, pre-bid meetings, or client engagement.
• Must be able to lift up to 25 pounds, sit or stand for extended periods, and navigate uneven terrain on site visits.
• Use of computers, standard office software, and estimating systems on a daily basis.

Skills and Success Traits

• Initiative: Seeks opportunities to improve accuracy and reduce risk in estimating process.
• Ownership: Takes full responsibility for assigned estimates' accuracy, completeness, and timeliness.
• Team Player: Works cross-functionally with operations, safety, project controls, and procurement to support one shared goal: delivering successful bids.
• Adaptability: Able to respond to changing bid schedules, scope clarifications, or client feedback with a solutions-oriented mindset

Don’t miss this great opportunity!

All applicants must pass a background check and pre-employment drug screen. Benefits available include Medical, Dental, Vision, Disability and Life insurance, a 401k plan, and Employee Stock Purchase plan. MasTec is a publicly traded company MTZ (NYSE). MasTec, Inc. is an equal employment opportunity employer. The Company’s policy is not to unlawfully discriminate against any applicant or employee based on race, color, sex, 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.

Required  

• High school diploma or GED required.
• Minimum 2 years of estimating experience in EHV transmission line construction (69kV–500kV).
• Ability to interpret and quantify scope from engineering drawings, structure tables, plan/profile sheets, and specs.
• Strong understanding of high-voltage construction processes: access prep, foundations, structure erection, conductor installation, and environmental controls.
• Proficiency in Excel and experience with estimating software (Bid2Win, HeavyBid, InEight, or equivalent).
• Strong communication skills with the ability to interface directly with project managers, field leadership, engineers, and client representatives.

Preferred Qualifiations 

• High school diploma or GED required.
• Minimum 2 years of estimating experience in EHV transmission line construction (69kV–500kV).
• Ability to interpret and quantify scope from engineering drawings, structure tables, plan/profile sheets, and specs.
• Strong understanding of high-voltage construction processes: access prep, foundations, structure erection, conductor installation, and environmental controls.
• Proficiency in Excel and experience with estimating software (Bid2Win, HeavyBid, InEight, or equivalent).
• Strong communication skills with the ability to interface directly with project managers, field leadership, engineers, and client representatives.
• Detail-oriented with the ability to manage multiple priorities under tight deadlines.
• Bachelor’s degree in Construction Management, Engineering, or a related technical field.
• Prior field experience in transmission line construction (e.g., foreman, superintendent, or PE).
• Familiarity with scheduling and planning tools like Primavera P6, MS Project, or other CPM-based platforms.
• Knowledge of industry standards such as NESC, OSHA 1926, and utility-specific construction specifications.
• Experience with investor-owned utility bid systems and processes (e.g., Duke Energy, Southern Company, Dominion).

Work Environment and Physical Demands

• Office-based role with occasional travel to job sites for walkdowns, pre-bid meetings, or client engagement.
• Must be able to lift up to 25 pounds, sit or stand for extended periods, and navigate uneven terrain on site visits.
• Use of computers, standard office software, and estimating systems on a daily basis.

Skills and Success Traits

• Initiative: Seeks opportunities to improve accuracy and reduce risk in estimating process.
• Ownership: Takes full responsibility for assigned estimates' accuracy, completeness, and timeliness.
• Team Player: Works cross-functionally with operations, safety, project controls, and procurement to support one shared goal: delivering successful bids.
• Adaptability: Able to respond to changing bid schedules, scope clarifications, or client feedback with a solutions-oriented mindset

Don’t miss this great opportunity!

All applicants must pass a background check and pre-employment drug screen. Benefits available include Medical, Dental, Vision, Disability and Life insurance, a 401k plan, and Employee Stock Purchase plan. MasTec is a publicly traded company MTZ (NYSE). MasTec, Inc. is an equal employment opportunity employer. The Company’s policy is not to unlawfully discriminate against any applicant or employee based on race, color, sex, 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.