Mechancial Estimator - Industrial Construction

GrayWolf; Humble (TX); On-site; USD 90,000 - 130,000; Full time

Job summary

GrayWolf is seeking a Mechanical Estimator to develop accurate cost estimates for Mechanical, Electrical, and Plumbing scopes on both small and large industrial projects. You will collaborate with piping, electrical, HVAC, and process teams to ensure estimates align with field expectations and pre-construction planning.

The role requires a minimum of 5 years of experience estimating MEP scopes, strong takeoff and pricing skills, and proficiency with estimating software.

Qualifications

• High school diploma or equivalent required.
• College degree in Construction Management, Mechanical or Electrical Engineering, or related field preferred but not required.
• Continued education or training in MEP systems and estimating software is a plus.
• Minimum of 5 years of experience estimating MEP scopes in industrial construction.
• Strong understanding of field operations, MEP installation sequences, and construction practices.
• Proven ability to deliver accurate estimates that support project goals and profitability.

Responsibilities

• Review project drawings, specifications, and client documentation to prepare comprehensive MEP estimates.
• Prepare quantity take-offs and pricing for HVAC, process piping, fire protection, and electrical systems.
• Estimate field labor, materials, subcontracted services, and equipment needs (including crane and rigging costs).
• Collaborate with Pre-Construction, Sales, and Project Management to align estimates with project scope and strategy.
• Identify risks, gaps, and scope clarifications for accurate forecasts and contingency planning.
• Propose alternate pricing and value engineering options when requested.
• Enter take-offs, pricing, and project details into GrayWolf’s estimating software systems.
• Participate in internal bid reviews and support handoff to execution teams.
• Maintain vendor and subcontractor relationships for accurate pricing and market rates.
• Adhere to GrayWolf’s estimating processes, procedures, and standards.

Skills

Attention to detail

Analytical thinking

Organizational skills

Communication

Independent work

Deadline-driven

Education

High school diploma or equivalent

Construction Management / Mechanical / Electrical Engineering degree preferred

MEP estimating education or training a plus

Tools

Bluebeam

Trimble

Estimating software

Microsoft Office

Job description

About GrayWolf

GrayWolf is an industry-leading provider of

GrayWolf is an industry-leading provider of industrial construction services with a proven track record in piping, boilermaking, steel erection, millwright services, and mechanical, electrical, and plumbing (MEP) installations. We specialize in delivering high-quality, safe, and cost-effective solutions for industrial projects across multiple sectors, including chemical, paper, power, and manufacturing industries. Our team works collaboratively to meet client needs and expectations, ensuring projects are completed safely, on time, and within budget. We offer a dynamic work environment, opportunities for growth, and a commitment to operational excellence.

• Job Title: Mechanical Estimator
• Department: Estimating
• Reports To: Estimating Manager
• Status: Regular Full-Time – Exempt

Job Overview

As a MEP Estimator at GrayWolf, you will be responsible for developing accurate and detailed cost estimates for Mechanical, Electrical, and Plumbing (MEP) scopes of work on both small and large-scale industrial projects. This role requires collaboration across various GrayWolf construction disciplines including piping, electrical, HVAC, and process systems to ensure estimates align with field expectations and pre-construction planning. Your work will directly support our project pursuit efforts and operational success.

Core Responsibilities

• Review and interpret project drawings, specifications, and client documentation to prepare comprehensive MEP estimates.
• Prepare quantity take-offs and pricing for all MEP disciplines including HVAC, process piping, fire protection, and electrical systems.
• Estimate all necessary field labor, materials, subcontracted services, and equipment needs (including crane and rigging costs as applicable).
• Collaborate with in-house teams including Pre-Construction, Sales, and Project Management to align estimates with project scope and strategy.
• Identify risks, gaps, and scope clarifications to ensure accurate cost forecasts and contingency planning.
• Propose alternate pricing and value engineering options when requested to meet client objectives.
• Enter all take-offs, pricing, and project details into GrayWolf’s estimating software systems.
• Participate in internal bid reviews and support handoff to execution teams.
• Maintain strong vendor and subcontractor relationships to obtain accurate pricing and up-to-date market rates.
• Adhere to GrayWolf’s internal estimating processes, procedures, and standards.

Education/Training

• High school diploma or equivalent required.
• College degree in Construction Management, Mechanical or Electrical Engineering, or related field preferred but not required.
• Continued education or training in MEP systems and estimating software is a plus.

Work Experience

• Minimum of 5 years of experience estimating MEP scopes within the industrial construction sector (chemical, pulp & paper, energy, or manufacturing industries preferred).
• Strong understanding of field operations, MEP installation sequences, and construction practices.
• Proven ability to deliver accurate estimates that support project goals and profitability.

Skills and Competencies

• Solid knowledge of construction drawings, MEP system layouts, and relevant codes.
• Excellent attention to detail with strong analytical and organizational skills.
• Ability to communicate effectively across departments and with clients.
• Proficiency in Microsoft Office (Excel, Word, Outlook); familiarity with Bluebeam, Trimble, or estimating platforms is preferred.
• Comfortable working independently and meeting tight deadlines in a fast-paced environment.

Work Environment

• Primarily office-based role, with occasional travel to job sites or industry events as needed.
• Ability to sit or stand for long periods during an 8–10 hour workday.
• Work outside standard business hours may occasionally be required to meet deadlines.

Physical Requirements & Work Environment

• Work is primarily conducted in active industrial construction environments, both indoors and outdoors.
• Must be able to walk, climb stairs and ladders, bend, kneel, and carry materials weighing up to 25 pounds.
• Requires frequent use of personal protective equipment (PPE), including hard hats, safety glasses, gloves, and hearing protection.
• Exposure to high noise levels, hot and cold temperatures, mechanical equipment, chemicals, dust, and fumes is expected.

At GrayWolf, we believe our employees are our greatest asset. Our team environment is based on respect, effective communications, and accountability. We believe employees should have great working conditions along with opportunities to grow and develop. We proudly promote a diverse and inclusive workplace where everyone has a chance to be successful. GrayWolf is an Equal Opportunity Employer with an Affirmative Action Plan. We value Diversity.