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Freelance Hvac Design Jobs (NOW HIRING)

SiliconRecruit

HVAC engineer

Baltimore, MD

Familiarity with HVAC design software such as AutoCAD or Revit. * Designing HVAC systems based on project requirements and specifications. * Performing load calculations and energy modeling for HVAC ...

Customers First HVAC And Appliance & Appliance Repair

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HVAC Technician/installer

Richland, NJ · On-site

$22 - $26/hr

Read and interpret schematics, blueprints, and HVAC design plans to ensure precise installation and repairs. * Perform plumbing work related to HVAC systems such as condensate drain lines and water ...

Customers First HVAC And Appliance & Appliance Repair

Be Seen First

HVAC Technician/installer

Richland, NJ · On-site

$22 - $26/hr

Read and interpret schematics, blueprints, and HVAC design plans to ensure precise installation and repairs. * Perform plumbing work related to HVAC systems such as condensate drain lines and water ...

VIP Structures

HVAC Engineer

Syracuse, NY · On-site

$80K - $150K/yr

Performs design efforts, develops construction documents, and delegates design tasks to junior ... Drafts HVAC construction drawings including details, plans and sections in accordance with firm ...

K Komfort Heating & Cooling

HVAC Estimator

Grafton, WI · On-site

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.

SiliconRecruit

HVAC engineer

Norfolk, VA · On-site

$90K - $130K/yr

Proven experience in HVAC system design and implementation. * Familiarity with HVAC design software such as AutoCAD and Revit. * Strong knowledge of HVAC principles, practices, and technologies.

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Freelance Hvac Design information

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How much do freelance hvac design jobs pay per hour?

As of Aug 6, 2026, the average hourly pay for freelance hvac design in the United States is $47.71, according to ZipRecruiter salary data. Most workers in this role earn between $24.28 and $61.78 per hour, depending on experience, location, and employer.

What are some common challenges faced by freelance HVAC designers?

Freelance HVAC Designers often navigate challenges such as managing multiple projects with varying deadlines, keeping up-to-date with constantly changing building codes and industry standards, and coordinating with architects, builders, and other contractors remotely. Unlike traditional roles, freelancers need to be self-reliant in sourcing new clients and handling project administration such as contracts and invoicing. Effective communication and proactive project management can help mitigate misunderstandings and ensure designs meet client requirements and regulations. Many freelancers find that building a strong professional network and continually updating their technical skills are key to long-term success.

What are the key skills and qualifications needed to thrive in freelance HVAC design?

To thrive as a Freelance HVAC Designer, you need a solid understanding of HVAC engineering principles, building codes, and mechanical systems, typically with a degree in mechanical engineering or a related field. Familiarity with design software like AutoCAD, Revit, or HVAC load calculation tools, along with relevant certifications such as LEED or local professional engineer credentials, is highly valued. Excellent communication, time management, and client relationship skills help you effectively manage projects and expectations. These capabilities are essential for delivering accurate, compliant designs and maintaining successful client engagements in a competitive freelance environment.

What is a freelance HVAC design?

A Freelance HVAC Design job involves creating heating, ventilation, and air conditioning (HVAC) systems for buildings on a project-by-project basis. Freelancers work with architects, engineers, or contractors to design efficient systems that meet client needs and industry standards. They may use software like AutoCAD or Revit to draft designs, calculate load requirements, and ensure energy efficiency. This role offers flexibility and independence, allowing professionals to take on projects remotely or on-site.

More about Freelance Hvac Design jobs
What cities are hiring for Freelance Hvac Design jobs? Cities with the most Freelance Hvac Design job openings:
What states have the most Freelance Hvac Design jobs? States with the most job openings for Freelance Hvac Design jobs include:
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Freelance Hvac Design jobs near you
Infographic showing various Freelance Hvac Design job openings in the United States as of July 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $99,230 per year, or $47.7 per hour.

HVAC Design Engineer

K Komfort Heating & Cooling

Grafton, WI • On-site

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 18 days ago

Job description

HVAC Design Engineer

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 amp; Work Environment
  • Based out of our Grafton, WI office
  • Supports projects in the Milwaukee, Madison, and Green Bay metro areas
  • Regular visits to active construction sites

Compensation amp; Benefits
  • Competitive salary based on experience
  • Health, dental, and vision insurance
  • Employer-provided life/AD amp;D insurance
  • 401(k) with company match
  • Paid time off and paid holidays
  • 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.

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