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Posted August 22, 2026

HVAC Estimator

W3Global Inc.
Madison, WI, US Full Time
70000USD - 120000USD per year

Job Description

Job Description

Position Overview

We are seeking an HVAC Estimator / Mechanical Estimator (HVAC)

Responsibilities

  • Design HVAC systems including load calculations, equipment selection, ductwork and piping layouts

  • Develop construction documents, drawings, and specifications

  • Perform energy calculations and ensure compliance with applicable codes and standards

  • Coordinate with architects, structural engineers, and other trades

  • Support design-build and plan-spec projects from concept through construction

  • Participate in project meetings and provide technical input

  • Contribute to value engineering and cost-optimization efforts

  • Assist in developing internal engineering standards and best practices

  • Train junior engineers and/or interns

Required Qualifications

  • BS in Mechanical Engineering, Architectural Engineering, or a related field

  • 5+ years of HVAC systems experience is Mandatory

  • Ideal background is from a Mechanical or MEP Contractor.

  • Experience with electrical and plumbing systems is a plus

  • Current PE certification or a desire to obtain PE certification

  • Strong understanding of HVAC systems, load calculations, and applicable mechanical codes

  • Strong communication and coordination skills

  • Proficiency in Microsoft Office (Excel, Word, Outlook, Teams)

Preferred Qualifications

  • Strong understanding of HVAC systems and mechanical construction practices

  • Experience with commercial, K-12, municipal, or hospitality projects

  • Experience in multifamily projects preferred

  • Experience with public-sector and prevailing wage projects

  • Design-build or design-assist experience

  • PMP, LEED, or similar certifications

  • Familiarity with Wisconsin and Florida codes is a plus

Travel & Work Environment

  • Based out of our Grafton, WI office

  • Supports projects in the Milwaukee, Madison, and Green Bay metro areas

  • Occasional visits to active construction sites upon request

Compensation & Benefits

  • Competitive salary based on experience

  • Health, dental, and vision insurance

  • Employer-provided life/AD&D insurance

  • 401(k) with company match

  • Paid time off and paid holidays

  • Growth-oriented work culture

\nCompany Description

W3Global was established in 2006 in Fremont, CA with a vision: simplify the recruiting process and develop an industry-disrupting platform to connect candidates with clients. Our cutting-edge Applicant Tracking System enables us to find the right person for the right job, creating value for job seekers and employers. While W3Global initially focused on IT staffing, we have expanded the business to serve many other industries, including accounting and finance, legal, engineering, human resources, government and more.

We’re proud of the investments we’ve made in our team, having grown from four to 1000 employees and evolving into one of the leading recruitment and staffing solution providers in the industry. Our recruiters and account managers are passionate about connecting qualified professionals with the right positions in small, medium, and large companies.

Our Services
W3Global understands the natural ups and downs of an organization’s staffing needs. We are continuously adapting to industry and economic changes to find the right candidates.

We specialize in placing permanent, direct, contract, and temporary positions for companies of any size. Our recruiting services include sourcing, recruiting, screening, interview management, salary negotiations, training, and onboarding.

We are committed to helping organizations redefine their recruitment process by delivering our SaaS-based proprietary application tracking system software.

Our Expertise
W3Global has been delivering staffing solutions for nearly two decades; we know which recruiting strategies work best. Our expert team is committed to developing a customized solution to fit your company’s unique needs.

As a W3Global client, you’ll also receive personalized assistance from a seasoned team of staffing specialists. We are committed to providing both technical support and industry expertise to simplify the hiring process. We know that your time matters. W3Global will help you streamline the hiring process, getting it done and getting it right.

Company Description

W3Global was established in 2006 in Fremont, CA with a vision: simplify the recruiting process and develop an industry-disrupting platform to connect candidates with clients. Our cutting-edge Applicant Tracking System enables us to find the right person for the right job, creating value for job seekers and employers. While W3Global initially focused on IT staffing, we have expanded the business to serve many other industries, including accounting and finance, legal, engineering, human resources, government and more.\r\n\r\nWe’re proud of the investments we’ve made in our team, having grown from four to 1000 employees and evolving into one of the leading recruitment and staffing solution providers in the industry. Our recruiters and account managers are passionate about connecting qualified professionals with the right positions in small, medium, and large companies.\r\n\r\nOur Services\r\nW3Global understands the natural ups and downs of an organization’s staffing needs. We are continuously adapting to industry and economic changes to find the right candidates.\r\n\r\nWe specialize in placing permanent, direct, contract, and temporary positions for companies of any size. Our recruiting services include sourcing, recruiting, screening, interview management, salary negotiations, training, and onboarding.\r\n\r\nWe are committed to helping organizations redefine their recruitment process by delivering our SaaS-based proprietary application tracking system software.\r\n\r\nOur Expertise\r\nW3Global has been delivering staffing solutions for nearly two decades; we know which recruiting strategies work best. Our expert team is committed to developing a customized solution to fit your company’s unique needs.\r\n\r\nAs a W3Global client, you’ll also receive personalized assistance from a seasoned team of staffing specialists. We are committed to providing both technical support and industry expertise to simplify the hiring process. We know that your time matters. W3Global will help you streamline the hiring process, getting it done and getting it right.

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