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Thermal Design Engineer Jobs in Missouri (NOW HIRING)

Nooter/Eriksen is seeking a C&T/Systems Engineer to join the Thermal Design Team in Fenton, MO. This role is part of a team that is responsible for providing operational and performance testing ...

Nooter/Eriksen is seeking a C&T/Systems Engineer to join the Thermal Design Team in Fenton, MO. This role is part of a team that is responsible for providing operational and performance testing ...

Nooter/Eriksen is seeking a C&T/Systems Engineer to join the Thermal Design Team in Fenton, MO. This role is part of a team that is responsible for providing operational and performance testing ...

HiFyve is hiring a Mechanical Design Engineer in Springfield, MO. * Day Shift * Full Benefits ... Perform structural and thermal performance calculations * Testing product lines * Testing equipment

Perform and review structural and thermal analyses to validate integration hardware and enclosure designs for performance, durability, and safety. Enclosure Engineering: Design enclosures that ...

Mechanical Design Engineer

California, MO · On-site

$68K - $92K/yr

Diamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting ... Diamond Foundry is looking for a highly experienced and innovative mechanical design engineer who ...

Sr. Mechanical Design Engineer

California, MO · On-site

$80K - $111K/yr

Diamond Foundry Inc. is solving the thermal limitation at the foundation of today's most exciting ... Diamond Foundry is looking for a highly experienced and innovative mechanical design engineer who ...

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Thermal Design Engineer information

What is the difference between Thermal Design Engineer vs Mechanical Engineer?

AspectThermal Design EngineerMechanical Engineer
Primary FocusThermal systems, heat transfer, cooling solutionsMechanical systems, structural components, machinery
Required CredentialsBachelor's in Mechanical, Mechanical Engineering, or Thermal EngineeringBachelor's in Mechanical Engineering or related field
Work EnvironmentDesign labs, manufacturing, R&DManufacturing, design offices, fieldwork
Industry UsageElectronics, HVAC, aerospace, automotiveAutomotive, manufacturing, aerospace, consumer products

While both roles involve mechanical principles, a Thermal Design Engineer specializes in heat transfer and thermal management systems, whereas a Mechanical Engineer covers broader mechanical design and analysis. The Thermal Design Engineer focuses on cooling solutions and thermal efficiency, often within electronics or aerospace industries, making their skills highly specialized compared to general Mechanical Engineers.

Infographic showing various Thermal Design Engineer job openings in Missouri as of August 2026, with employment types broken down into 91% Full Time, 7% Part Time, and 2% Contract. Highlights an 81% Physical, 5% Hybrid, and 14% Remote job distribution.

Power Generation Systems / C&T Engineer (Strength in Thermal Sciences)

Saint Louis, MO • On-site

Nooter/Eriksen
Oil and Gas Extraction • 201 - 500 employees

Other

Medical, Dental, Vision, Retirement

This job post has expired today. Applications are no longer accepted.


Job description

Would you like to be a part of a company that is employee owned? Consider joining a talented team of engineering professionals at Nooter/Eriksen Inc. Nooter/Eriksen is an employee-owned company with headquarters in Fenton, MO and Milan, Italy. We specialize in \"HRSG\" (Heat Recovery Steam Generator) design, construction, equipment supply and solutions in the power industry, worldwide.

Nooter/Eriksen is seeking a C&T/Systems Engineer to join the Thermal Design Team in Fenton, MO. This role is part of a team that is responsible for providing operational and performance testing support on all jobs and serve as company expert regarding HRSG operational theory, as well as providing technical expertise in auxiliary equipment provided with both core product and new products. The expectation is that this will be a hybrid position depending on business needs.

We offer a flexible work schedule with the option of working ½ days on Fridays, year-round! We provide a full benefits package. Our 401(K) provides an employer match and an annual non-elective contribution. We provide medical with an employer contribution toward the HSA. Dental and Short-Term disability, dental and vision are 100% covered by the company. We also offer a wellness plan and fitness reimbursement.

We pride ourselves on our collaborative environment where employees are empowered to advance their career, explore career paths, and grow personally and professionally.

Make an Impact!

There’s never been a more exciting time to join the energy infrastructure industry, especially an employee-owned OEM with profit-based incentive opportunities! This role offers the opportunity to directly impact the efficiency and reliability of modern power generation systems. As a Thermal Design Engineer, you will be at the forefront of optimizing combined cycle plant performance and shaping the future of energy technology.

DAY IN THE LIFE:

The C&T/Systems Engineer reports directly to the Manager of Systems and C&T and has responsibilities in the field and in the office.

Office Work

In the office, the C&T/Systems Engineer will be responsible for reviewing contract specifications for items applicable to the operation, testing and commissioning of units, reviewing customer specifications to determine requirements for auxiliary equipment at the proposal and job stage, writing job-level specifications, reviewing bids, selecting auxiliary equipment suppliers, developing presentations for jobsite operator training, assisting with calibration of testing equipment, assisting Thermal Design Engineers with the development of O&M and water chemistry manuals, system description and other site-specific manuals, serving as a resource for other departments answering questions regarding Systems and Commissioning & Testing, and assisting the Sr. Engineer with various activities.

Field Work

In the field, the C&T/Systems Engineer will be responsible for reviewing job stage documentation and attending equipment factory acceptance tests, assisting in field commissioning and performance testing of HRSGs, conducting operator training at jobsites, assisting in analyzing field issues and deciding on product modification to correct issues, resolving customer complaints during the commissioning phase of the project, evaluating the impact on the HRSG and providing guidance to the customer for safe/allowable operation of the equipment in response to customer inquiry about unit operation,

This position requires 10% - 30% travel (international and domestic); most trips less than 1-week duration, possibly up to 1 month. Must be able to climb ladder and stair tower, work from elevated platforms and scaffolding, crawl in and out of tight spaces, lift and carry up to 50 lbs. stand for extended periods of time, use hand tools, hook up computer and measuring equipment, and work in adverse weather conditions.

QUALIFICATIONS
  • Bachelor of Science in Engineering with strength in thermo-fluid sciences.
  • Ability to read and understand complex technical material, complete detailed calculations with precise results and summarize the results in a clear and concise report, think originally, and exercise good judgment.
  • Must have Mechanical skills for installing testing equipment and working around high temperature and high-pressure systems with all necessary safety. This includes the use of hand tools, working at heights and near high temperature, high pressure systems with necessary safety protocols/training.
  • Ability to build strong working relationships with others in the office and on jobsites, including customers and plant operations personnel.
  • Must project a confident and educated demeanor with strong public speaking skills.
  • Must have excellent written and spoken communication skills, detail-oriented, highly professional, organized, trustworthy team player, with proficiency in English.

Ability to read, write, problem solve, make quick decisions, interpret data and analyze results; effective written and verbal communication are essential.

Nooter/Eriksen is committed to creating and maintaining an environment in which all employees feel valued, included, safe, and empowered to do their best work. We are proud to be an equal opportunity workplace and all qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, pregnancy, disability, age, veteran status, or other characteristics.

This position is not eligible for employer-sponsored work authorization now or in the future. Candidates must be authorized to work in the United States without sponsorship. Pre-employment drug screen and background check required.

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