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Heat Load Calculation Jobs (NOW HIRING)

DLR Group

Mechanical Engineer

Seattle, WA

Prepare engineering design calculations, heat load analyses, and mechanical system layouts. * Develop ductwork and piping plans using Revit. * Coordinate mechanical design requirements with ...

Leidos

Senior Mechanical Engineer

El Segundo, CA · On-site

$100K/yr

Provide verified heat load calculations including: heating peak, cooling peak, ventilation and process load calculation used for system sizing, and final calculation for energy compliance. * Analyze ...

Leidos

Senior Mechanical Engineer

El Segundo, CA · Hybrid

$100K/yr

Provide verified heat load calculations including: heating peak, cooling peak, ventilation and process load calculation used for system sizing, and final calculation for energy compliance. * Analyze ...

Leidos

Mechanical Engineer

El Segundo, CA

$80K - $90K/yr

Provide verified heat load calculations including heating peak, cooling peak, ventilation, and process load calculation used for system sizing, and final calculation for energy compliance. * Analyze ...

New

IS International

Electrical Hardware Engineer

Roswell, GA · On-site

$90 - $120/hr

Heat load calculation for DCS/ PLC cabinets. * Basic knowledge of IT networking for Distributed Control system (DCS)/ PLC applications * Working knowledge on AutoCAD Electrical. * Guides the ...

DLR Group

Mechanical Engineer

Seattle, WA · On-site

$70K - $108K/yr

Prepare engineering design calculations, heat load analyses, and mechanical system layouts. * Develop ductwork and piping plans using Revit. * Coordinate mechanical design requirements with ...

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How much do heat load calculation jobs pay per hour?

As of Aug 23, 2026, the average hourly pay for heat load calculation in the United States is $22.98, according to ZipRecruiter salary data. Most workers in this role earn between $18.27 and $28.61 per hour, depending on experience, location, and employer.

What is a heat load calculation?

A Heat Load Calculation job involves determining the amount of heating or cooling needed to maintain a comfortable indoor environment in a building. This process considers factors such as building size, insulation, occupancy, equipment heat output, and external weather conditions. Engineers and HVAC professionals use these calculations to design efficient heating and cooling systems, ensuring optimal energy use and comfort. Proper heat load calculations help prevent system oversizing or undersizing, which can impact efficiency and costs.

What are the typical daily responsibilities of a professional specializing in heat load calculation?

Professionals in Heat Load Calculation spend their days analyzing architectural drawings, assessing building occupancy and materials, and using software tools to estimate the heating and cooling loads required for various spaces. They collaborate closely with architects, HVAC engineers, and project managers to develop accurate and efficient system designs. The role often involves reviewing project specifications, preparing technical reports, and making recommendations for suitable HVAC equipment. By performing these tasks, they ensure climate control systems are both cost-effective and compliant with industry standards.

What are the key skills and qualifications needed to thrive in the heat load calculation position, and why are they important?

To thrive in Heat Load Calculation, you need a strong background in mechanical or HVAC engineering, along with proficiency in thermodynamics and load estimation methods. Expertise in using specialized software such as HAP (Hourly Analysis Program), Carrier E20-II, or TRACE 700, as well as familiarity with relevant certifications or codes (like ASHRAE standards), is often required. Attention to detail, problem-solving skills, and effective communication are important soft skills for this role. These qualifications are crucial to accurately assess and design climate control systems for buildings, ensuring energy efficiency and occupant comfort.

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What are the most commonly searched types of Heat Load Calculation jobs?

The most popular types of Heat Load Calculation jobs are:

What states have the most Heat Load Calculation jobs?

States with the most job openings for Heat Load Calculation jobs include:

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Heat Load Calculation jobs near you
Infographic showing various Heat Load Calculation job openings in the United States as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $47,808 per year, or $23 per hour.

Mechanical Engineer

DLR Group

Seattle, WA

Full-time

Re-posted 17 days ago

Job description

The Engineering team has an opening for a Mechanical Engineer. 

Location: Seattle, WA 

Position Summary 

As a Mechanical Engineer at DLR Group, you will be responsible for the design of mechanical systems from schematics through construction administration on a wide range of building types. As part of our integrated design teams, you will help create buildings that elevate the human experience through design. You will participate in the design of mechanical building systems, prepare detailed engineering calculations and drawings, and ensure designs meet applicable codes and project requirements. 

The successful candidate will 

  • Assist in developing project objectives, goals, and documentation standards.  
  • Develop HVAC system designs from concept through construction administration.  
  • Prepare engineering design calculations, heat load analyses, and mechanical system layouts.  
  • Develop ductwork and piping plans using Revit.  
  • Coordinate mechanical design requirements with architecture, structural, electrical, and other disciplines.  
  • Prepare detailed engineering reports, narratives, and construction documents.  
  • Support plumbing and fire protection system coordination, with direct plumbing design experience considered a plus.  

Required Qualifications 

  • Bachelor's Degree in Mechanical Engineering.  
  • 2-5 years of experience in HVAC system design, preferably within an MEP consulting environment.  
  • Experience using Revit for ductwork and piping system design/documentation.  
  • Experience using heat load calculation software (IESVE preferred, but equivalent software experience will be considered).  
  • Familiarity coordinating mechanical systems on commercial, institutional, or public sector projects.  

Preferred Qualifications 

  • Plumbing design experience.  
  • Licensed Engineer in Training (EIT) or progress toward Professional Engineer licensure; PE license preferred.  
  • LEED Accredited Professional or experience supporting sustainable/high-performance building design.  
  • Energy modeling experience.  
  • Experience working in an integrated, multidisciplinary design environment. 

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