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Full Time Thermodynamic Engineer Jobs (NOW HIRING)

Permanent, full time Reporting to: Director of Thermofluids Engineering Your role in the mission ... Perform analytical thermodynamic, fluid dynamics, and heat transfer calculations on cryogenic ...

Job Type Full-time Description The Refrigeration Engineer will partner closely with new systems ... Perform heat transfer and thermodynamic analysis associated with sizing and selection of ...

Systems Engineer

Charlotte, NC · On-site

$64K - $129K/yr

Schedule and Work Flexibility This is a full-time, Monday through Friday position operating during ... Thermodynamic based modelling and optimization of chiller system design. * Execute tests for ...

Rivian provides robust medical/Rx, dental and vision insurance packages for full-time employees ... thermodynamic devices like heat exchangers, compressors, valves, pumps, fans, and heaters along ...

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Full Time Thermodynamic Engineer information

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$38K

$115.9K

$191.5K

How much do full time thermodynamic engineer jobs pay per year?

As of Jul 17, 2026, the average yearly pay for full time thermodynamic engineer in the United States is $115,864.00, according to ZipRecruiter salary data. Most workers in this role earn between $83,000.00 and $151,500.00 per year, depending on experience, location, and employer.

What is the difference between Full Time Thermodynamic Engineer vs Mechanical Engineer?

AspectFull Time Thermodynamic EngineerMechanical Engineer
Required CredentialsBachelor's in Mechanical, Chemical, or Aerospace Engineering; Thermodynamics certificationBachelor's in Mechanical Engineering; Optional certifications
Work EnvironmentResearch labs, energy plants, aerospace firmsManufacturing, design firms, industrial facilities
Industry UsageEnergy, aerospace, HVACAutomotive, manufacturing, robotics

Full Time Thermodynamic Engineers focus on energy systems, heat transfer, and thermodynamic processes, often within energy or aerospace sectors. Mechanical Engineers have a broader scope, working on design, manufacturing, and systems across various industries. While both roles require engineering fundamentals, thermodynamic engineers specialize in energy and heat-related applications, making their roles more specific compared to the versatile Mechanical Engineer position.

More about Full Time Thermodynamic Engineer jobs
What are the most commonly searched types of Thermodynamic Engineer jobs? The most popular types of Thermodynamic Engineer jobs are:

Mechanical Design Engineer III

Nikkiso Cryogenic Industries

Escondido, CA • Hybrid

$83K - $153K/yr

Full-time

Posted 20 days ago


Job description

Company Overview

Nikkiso Clean Energy & Industrial Gases is a leading provider of high pressure and cryogenic systems, cryogenic pumps, heat exchangers, process systems, turboexpanders, and services for liquefied natural gas (LNG), liquefied hydrogen (LH2), compressed natural gas (CNG), compressed hydrogen (GH2) and industrial gases (LN2, LAr, LO2) industries. Applications include fueling stations, trailer loading systems, marine fuel system, LNG peak shaving, power generation, and virtual pipelines.

We are a subsidiary of Nikkiso Company Ltd, a leading industrial manufacturer headquartered in Tokyo, Japan, with $1.5 B USD in annual revenue, 8000 + employees worldwide, and publicly traded on the Tokyo Stock Exchange.

Job Overview

We are currently looking for a Mechanical Engineer III for our Nikkiso Applied Technology business unit in Escondido, CA. The ideal candidate will assist with mechanical calculations such as valve sizing, PSV sizing, pump/compressor sizing, pipe stress, flow modeling and mechanical design such as P&IDs, piping isometrics, pump skid design and trailer loading skid designs.  The position will require some project management as well that includes interfacing with the customer, providing schedule updates, and submitting all required project documentation. Typical projects involve cryogenic transfer systems and high pressure (20,000 psig) gas transfer systems. This is an inperson, onsite role that emphasizes direct collaboration with engineering, manufacturing, and field teams. Remote or hybrid work is not available.

Salary Range:

$83,821 To $153,600 Per Year

Responsibilities

Reasonable accommodation may be made to enable individuals with disabilities to perform the essential functions.

  • Provide mechanical engineering design of cryogenic and high-pressure system. 
  • Ability to meet key performance indicators, including completing all contractual obligations on schedule and within budget.
  • Ability to work in team environment
  • Application of Engineering Design Codes, including but not limited to piping system design code and pressure vessel design codes. 
  • Responsible for component selection.
  • Perform thermodynamic and pipe flow calculations.
  • Support field start-up and commissioning activities, including on-site troubleshooting, system validation, and collaboration with operations and service teams.
Qualifications
  • Bachelor's Degree in Mechanical Engineering with 2 years experience or Master's degree in Mechanical Engineering
  • Fluid transfer system knowledge (pump selection, pipe flow calculations, relief valve sizing)
  • Ability to read and develop P&ID
  • Familiarity with P&IDs
  • Familiarity with pump selection and pump operations
  • Working knowledge of system safety and risk assessment techniques (HAZOP, HAZID, What-If) and their integration into mechanical design and design reviews
  • Proficiency with AutoCAD, Inventor, or SolidWorks or similar software
  • Required Travel: Up to 25%

Preferred Experience

  • Masters's degree in Mechanical Engineering
  • Cryogenic system design, fabrication, and start-up experience
  • High pressure system design, fabrication, and start-up experience
  • 5+ years of related experience in cryogenic or high-pressure systems 
  • Startup and Commissioning Experience
  • System Control Narrative Development
  • Centrifugal and positive displacement pump system selection and integration
EEOC Statement

Nikkiso is proud to be an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Employment Type: FULL_TIME