Mechanical Engineer

Company Overview

Nikkiso Clean Energy & Industrial Gases is a leading provider of cryogenic pumps, heat exchangers, process systems, turboexpanders, services, and solutions for the liquefied natural gas (LNG), liquefied hydrogen (LH2), and industrial gases industries. Applications include fueling stations, marine engines, peak shaving, power generation, virtual pipelines, carbon capture, geothermal power and well stimulation. 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.

We are currently looking for a Mechanical Engineer for our Nikkiso Fueling & Solutions functional 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 requires some project management, including 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.

Salary Range: $84,000 – $120,000 Per Year

• Provide mechanical engineering design of cryogenic and high‑pressure system.
• Key performance indicators include completing all contractual requirements on schedule, within budget.
• Ability to work in a 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.

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

• Bachelor's Degree in Mechanical Engineering with 2 years of 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&IDs.
• Familiarity with pump selection and pump operations.
• Proficiency with AutoCAD, Inventor, Solid Works or similar software.
• Required Travel:
  Up to 25 %.

• Master’s degree in Mechanical Engineering.
• Cryogenic system design, fabrication, and start‑up experience.
• High‑pressure system design, fabrication, and start‑up experience.
• A 5+ year related experience in cryogenic or high‑pressure systems.
• Centrifugal and positive displacement pump system selection and integration.

Equal Opportunity Employer/Veterans/Disabled
Nikkiso CE&IG 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.