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Freelance Boiler Design Engineer Jobs (NOW HIRING)

API Heat Transfer

Design Engineer

Buffalo, NY · On-site

$65K - $85K/yr

API Heat Transfer is seeking talented Design Engineers ! At API we take our culture transformation ... Experience in ASME Boiler and Pressure Vessel design a plus * Specializing in Heat Exchangers ...

API Heat Transfer

Design Engineer

Buffalo, NY · On-site

$65K - $85K/yr

API Heat Transfer is seeking talented Design Engineers ! At API we take our culture transformation ... Experience in ASME Boiler and Pressure Vessel design a plus * Specializing in Heat Exchangers ...

API Heat Transfer

Design Engineer

Buffalo, NY · On-site

$65K - $85K/yr

API Heat Transfer is seeking talented Design Engineers ! At API we take our culture transformation ... Experience in ASME Boiler and Pressure Vessel design a plus * Specializing in Heat Exchangers ...

API Heat Transfer

Design Engineer

Buffalo, NY

$65K - $85K/yr

API Heat Transfer is seeking talented Design Engineers ! At API we take our culture transformation ... Experience in ASME Boiler and Pressure Vessel design a plus * Specializing in Heat Exchangers ...

Jeremias Inc.

Design Engineer

Marietta, GA

Jeremias is the world leading manufacturing of high temperature exhaust systems for boilers, water ... Established Value Engineering (VAVE) program to reduce product design costs. * Coordinate ...

AVTC Group

Mechanical Design Engineer

Greenville, MI · On-site

$65K - $90K/yr

Mechanical/Machine Design Engineer Designing mechanical and pneumatic systems for industrial ... or boiler) or industrial oven experience a plus Benefits offered: health, dental, and vision ...

Andritz

Mechanical Design Engineer

Oldsmar, FL · On-site

$69K - $94K/yr

... steam boiler plants, biomass boilers and gasification plants for energy generation, flue gas ... to design new products and make improvements to existing products * Collaborate with engineering ...

Andritz AG

NY · On-site

$70 - $100/hr

Mechanical Design Engineer Job family: Sales, Marketing & Product Management Business area: Pulp ... steam boiler plants, biomass boilers and gasification plants for energy generation, flue gas ...

Kinetics Noise Control

Design Engineer

Dublin, OH · On-site

As a Design Engineer, you will be responsible to: Generate & revise layouts for acoustical ... units, boilers, chillers, cooling towers, piping systems, and ductwork and others. Select ...

Kinetics Noise Control

Design Engineer

Dublin, OH · On-site

As a Design Engineer, you will be responsible to: Generate & revise layouts for acoustical ... units, boilers, chillers, cooling towers, piping systems, and ductwork and others. Select ...

Kiewit Corporation

Mechanical Design Engineer

Lone Tree, CO · On-site +1

$75K - $101K/yr

Design Engineering Market: Industrial Employment Type: Full Time Position Overview If you are ... boilers and chillers, cooling distribution units (CDU's), Computer room handling units (CRAH), fan ...

Kiewit Corporation

Mechanical Design Engineer

Kansas City, KS · On-site +1

$74K - $100K/yr

Design Engineering Market: Industrial Employment Type: Full Time Position Overview If you are ... boilers and chillers, cooling distribution units (CDU's), Computer room handling units (CRAH), fan ...

Kiewit Corporation

Mechanical Design Engineer

Houston, TX · On-site +1

$72K - $98K/yr

Design Engineering Market: Industrial Employment Type: Full Time Position Overview If you are ... boilers and chillers, cooling distribution units (CDU's), Computer room handling units (CRAH), fan ...

Kiewit

Mechanical Design Engineer

Kansas City, KS · On-site

$73K - $99K/yr

Design Engineering Market: Industrial Employment Type: Full Time Position Overview If you are ... boilers and chillers, cooling distribution units (CDU's), Computer room handling units (CRAH), fan ...

Protingent

Mechanical Design Engineer

Bellevue, WA · On-site

$37 - $74/hr

Mechanical Design Engineer Position Description: Protingent Staffing has an exciting contract ... Exposure to ASME Boiler and Pressure Vessel Code Section III. * Experience in finite element stress ...

Savin Engineers, P.C

Be Seen First

Mechanical Design Engineer

Bridgewater, NJ · On-site

$75K - $100K/yr

C. is seeking a qualified Mechanical Engineer with 2-5 years of mechanical/HVAC design experience ... boilers, chillers, pumps, air-handling units, ductwork, and cooling towers. · Apply technical ...

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Freelance Boiler Design Engineer information

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$14

$47

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How much do freelance boiler design engineer jobs pay per hour?

As of Aug 28, 2026, the average hourly pay for freelance boiler design engineer 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 does a freelance boiler design engineer do?

A Freelance Boiler Design Engineer is responsible for designing, analyzing, and optimizing boiler systems for various industrial or commercial applications. They work independently, often on a contract basis, to create detailed technical drawings, select appropriate materials, and ensure compliance with safety and industry standards. Their tasks may also include consulting with clients, overseeing installations, and troubleshooting design issues. Freelance engineers must keep up with technological advancements and regulatory changes to deliver efficient and safe boiler systems.

What are the key skills and qualifications needed to thrive as a freelance boiler design engineer?

To thrive as a Freelance Boiler Design Engineer, you need a strong background in mechanical engineering, thermodynamics, and boiler system design, usually supported by a relevant engineering degree and professional licensure. Familiarity with CAD software, finite element analysis (FEA) tools, and industry standards such as ASME Boiler & Pressure Vessel Code is essential. Excellent problem-solving, project management, and client communication skills help you deliver custom solutions and manage client relationships effectively. These skills and qualifications are crucial for ensuring efficient, safe, and compliant boiler designs that meet client and regulatory requirements.

What are some common challenges faced by freelance boiler design engineers, and how can they be addressed?

Freelance boiler design engineers often encounter challenges such as managing varying client expectations, ensuring compliance with multiple industry standards, and coordinating effectively with remote teams. Staying updated with the latest codes (like ASME and EN standards) and maintaining strong communication with clients and project stakeholders are essential for project success. Building a reliable network of suppliers and collaborating with experienced professionals in related fields, such as structural and electrical engineers, can also help address technical and logistical issues that arise during boiler design projects.

What is the difference between Freelance Boiler Design Engineer vs Mechanical Design Engineer?

AspectFreelance Boiler Design EngineerMechanical Design Engineer
CredentialsRelevant engineering degree, boiler design certificationsEngineering degree, mechanical design certifications
Work EnvironmentFreelance projects, client sites, remote collaborationIn-house or consulting firms, office settings
Industry UsagePower plants, industrial facilities, boiler manufacturersVarious industries including manufacturing, automotive, aerospace

The Freelance Boiler Design Engineer specializes in designing boilers for specific client projects, often working independently or with contractors. In contrast, a Mechanical Design Engineer has a broader focus on mechanical systems across multiple industries, often working within a company or firm. Both roles require engineering credentials and design expertise, but their work environments and project scopes differ significantly.

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Freelance Boiler Design Engineer jobs near you
Infographic showing various Freelance Boiler Design Engineer job openings in the United States as of August 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 100% In-person job distribution, with an average salary of $99,230 per year, or $47.7 per hour.

Design Engineer

API Heat Transfer

Buffalo, NY • On-site

$65K - $85K/yr

Full-time

Medical, Retirement, PTO

Posted 24 days ago

Job description


API Heat Transfer is seeking talented Design Engineers!  

At API we take our culture transformation seriously! To help find the best fit for our positions and organization, we ask that you complete our 10-minute Culture Index Survey. Simply follow the link after submitting your application to help us use our interview time to dive deeper into your job behaviors and work history. https://go.cultureindex.com/s/7Y0awCvsZZ

What We Offer You:

  • Opportunity to learn from and contribute to a premier, global engineering team!
  • Be part of leading-edge technology for the heat transfer industry
  • Ability to impact customers across multiple industries
  • Full health & welfare benefits, 401(k), PTO, and developmental opportunities!
  • Pay range: Min $65,000 - Max $85,000

What Can Our Location Offer You:

  • Only 20 minutes from the beautiful Buffalo waterfront and 45 minutes from Niagara Falls
  • In house market style cafeteria with plenty of healthy selections
  • Buffalo is known for our wide range of choices for food and beverages from our famous Buffalo Wings and Beef on Weck to several micro-breweries and distilleries scattered across the region

What You Will Do:

The Design Engineer will support strategic and ongoing customer engagements by providing designs, calculations, drawings, BOMs, etc. for both conventional and complex product initiatives.

  • Use ASME code calculations to fulfill complex customer specifications, as well as develop calculation tools for applications where calculation tools do not exist
  • Prepare simple and complex layouts for components and subassemblies with focus on designing for cost and manufacturability
  • Partner with manufacturing, purchasing, application engineering, and sales to deliver customer projects
  • Support the team with validating each other’s output, analysis of results, and other efforts to produce world-class products
  • Contribute to setting project team priorities and provide technical leadership
  • Collaborate with internal teams to construct project scope and determine costs and manufacturing feasibility

What You Bring:

  • Bachelor’s Degree in Mechanical Engineering (BSME)
    • or Bachelor’s in Mechanical Engineering Technology (BSMET)
  • Proficiency in Solidworks
  • Collaborative, analytical, and solution focused
  • Experience in a Lean Manufacturing environment desired
  • Experience in ASME Boiler and Pressure Vessel design a plus
    • Specializing in Heat Exchangers preferred.

    INDZ