HVAC Design Engineer

K Komfort Heating & Cooling; Town of Grafton (WI); On-site; USD 70,000 - 100,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

401(k) with company match

Paid time off and holidays

Short-Term Disability coming in 2027

Growth-oriented culture

Job summary

K Komfort Heating & Cooling is seeking an HVAC Design Engineer based in our Grafton, WI office to design, coordinate, and execute systems for commercial and multi-family projects. You will work with Project Managers, field teams, and clients to deliver efficient, code-compliant designs.

Ideal candidates have 2–5 years of HVAC design experience, a BS in Mechanical/Architectural Engineering, and a PE or pursuit of PE. Proficiency in AutoCAD or Revit and strong communication are essential.

Qualifications

• BS in Mechanical Engineering or Architectural Engineering.
• PE certification or intent to obtain.
• 2–5 years HVAC design experience.
• Strong knowledge of HVAC loads and codes.
• Proficiency in AutoCAD and Revit.

Responsibilities

• Design HVAC systems with load calculations and layout.
• Develop construction documents and specifications.
• Coordinate with architects and engineers.
• Support design-build projects from concept to construction.
• Review submittals and respond to RFIs.
• Train junior engineers and interns.
• Visit active construction sites as needed.
• Contribute to value engineering and internal standards.

Skills

HVAC design

Load calculations

Project coordination

Communication

Microsoft Office

Education

Bachelor's degree in Mechanical Engineering

PE license or pursuing PE

Tools

AutoCAD

Revit

Job description

Location

This role is based out of our Grafton, WI office.

Project Coverage

Milwaukee, Madison, and Green Bay metro areas.

Job Type

Full-Time

Industry

HVAC / Mechanical Construction

About Us

We are a fast-growing HVAC contractor operating throughout Wisconsin, Illinois, Indiana, and Florida, serving multi-family, commercial, K-12, municipal, hospitality, and other markets. Our company differentiates itself through strong project execution and internal engineering design capabilities, allowing us to successfully deliver design-build and design-assist projects.

With expansion plans across the Midwest and the Southeast, we are building a team of leaders who want to grow with the organization. We value professionals who bring an entrepreneurial mindset, take ownership of their work, and thrive in a dynamic environment.

Position Overview

We are seeking an HVAC Design Engineer who will play a key role in the design, coordination, and execution of HVAC systems for commercial, multifamily, and municipal projects. This position is ideal for a motivated professional with 2-5 years of experience who is eager to expand their technical expertise within a rapidly scaling organization.

The HVAC Design Engineer will collaborate closely with Project Managers, internal engineering staff, field teams, and clients to develop practical, efficient, and code-compliant HVAC system designs.

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.
• Review submittals and assist with RFI responses.
• Conduct site visits as needed to verify field conditions and support project teams.
• 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.
• 2-5 years of HVAC design experience.
• 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 AutoCAD and/or Revit.
• 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 assigned areas.
• Regular visits to active construction sites.

Compensation & Benefits

• Health, dental, and vision insurance.
• Employer-provided life/AD&D insurance.
• 401(k) with company match.
• Paid time off and paid holidays.
• Coming in 2027: Employer provided Short-Term Disability Coverage.
• Growth-oriented work culture.

This job description in no way states or implies that these are the only duties to be performed by the employee(s) incumbent in this position. Employees will be required to follow any other job-related instructions and to perform any other job-related duties requested by any person authorized to give instructions or assignments. All duties and responsibilities are essential functions and requirements and are subject to possible modification to reasonably accommodate individuals with disabilities. To perform this job successfully, the incumbents will possess the skills, aptitudes, and abilities to perform each duty proficiently. Some requirements may exclude individuals who pose a direct threat or significant risk to the health or safety of themselves or others. The requirements listed in this document are the minimum levels of knowledge, skills, or abilities. This document does not create an employment contract, implied or otherwise, "other than an \"at will\" relationship."