Mechanical Design Engineer

Nikkiso Clean Energy & Industrial Gases is a leading provider of cryogenic pumps, fueling stations, heat exchangers, process systems, turboexpanders, services, and solutions for the liquefied natural gas (LNG), liquefied hydrogen (LH2), and industrial gases industries. 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.

Nikkiso Clean Energy & Industrial Gases (CE&IG) China is a subsidiary of Nikkiso Clean Energy & Industrial Gases Group (Group) and incorporated in China. We are seeking an experienced Application Engineer to join our growing Nikkiso CE&IG China team.

Be responsible for the overall mechanical scheme design, multi-system integration and full-process technology implementation of maritime skid-mounted systems. Focus on the functional realization, operational efficiency, manufacturability and marine environment adaptability of skid-mounted systems. Coordinate and manage mechanical subsystems such as structure, hydraulics, pneumatics and cooling in a unified manner to ensure that products comply with maritime industry specifications, customer technical requirements and mass production standards, and support the entire lifecycle of skid-mounted systems from design and after-sales service to optimization.

1. Educational Background
Bachelor's degree or above in Mechanical Engineering, Mechanical Design, Manufacturing and Automation, Naval Architecture and Ocean Engineering, Fluid Machinery or other related majors.

2. Work Experience
(1) 3–5 years of relevant mechanical design experience in maritime equipment, offshore engineering equipment or large-scale skid-mounted systems.

(2) Possess full-process project experience of maritime skid-mounted products from design to mass production. Candidates who are familiar with the design key points of mechanical systems in marine environments and solutions to common problems will be preferred.

3. Professional Skills
(1) Proficient in mechanical principles, fluid mechanics, thermodynamics and hydraulic/pneumatic technologies; have an in-depth understanding of the mechanical structural characteristics and multi-system integration logic of maritime skid-mounted systems.

(2) Skilled in using 3D modeling software (SolidWorks) for complete machine assembly design and interference checking; proficient in 2D engineering drawing (AutoCAD) and capable of independently outputting technical drawings that meet production requirements.

(3) Have basic simulation analysis capabilities (e.g., using ANSYS/Fluent for auxiliary analysis of fluid mechanics and structural strength), and be able to optimize mechanical solutions through simulation.

(4) Familiar with international/domestic mechanical-related specifications for the maritime industry (ABS, DNV, LR) and understand the certification processes of classification societies as well as the testing standards for mechanical components.(5) Master the processing technologies (welding, casting, surface anti-corrosion treatment), assembly procedures and quality control key points of maritime machinery, and be able to solve mechanical technical problems in production.

4. Comprehensive Qualities
(1) Possess strong systematic thinking and overall planning capabilities, and be able to integrate multidisciplinary knowledge to design complex mechanical systems.

(2) Excellent cross-departmental and cross-professional communication and collaboration skills, and be able to effectively coordinate with multiple teams such as procurement, production and customers.

(3) Sharp problem-solving ability, and be able to quickly respond to mechanical failures and technical needs in design, testing, production and after-sales services.

(4) Rigorous work attitude, with a focus on details and compliance to ensure the safety and reliability of mechanical design.(5) Be able to adapt to occasional business trips for projects (e.g., installation and commissioning guidance, after-sales technical support).

1. Integrated Design and Integration of Complete Machine Mechanical Solutions
(1) Lead the overall mechanical architecture design of maritime skid-mounted systems, including the scheme planning and detailed design of mechanical subsystems such as core equipment layout, transmission systems, hydraulic/pneumatic circuits, heat exchange systems, and medium delivery pipelines.

(2) Output complete machine 3D models (SolidWorks), 2D engineering drawings (AutoCAD) and bill of materials (BOM). Ensure the compatibility of mechanical systems with electrical and control systems, and optimize spatial layout to adapt to the installation conditions of ships.

2. Functional Optimization and Performance Verification
(1) Optimize mechanical structure parameters (e.g., impeller design, pipeline diameter, sealing method) around the core functions of skid-mounted systems (such as medium treatment efficiency, power transmission stability, continuous operation reliability), and solve technical problems related to fluid mechanics and thermodynamics (e.g., pressure loss, insufficient heat dissipation, medium leakage).

(2) Participate in prototype assembly, commissioning and performance tests (such as load test, operation efficiency test, marine working condition simulation test), analyze test data, optimize mechanical solutions, and ensure that products meet design indicators (such as pressure rating, operation noise, energy consumption standards).

3. Adaptability and Compliance Control
(1) Design adaptive mechanical solutions for the special marine environment, such as selecting corrosion-resistant mechanical components, optimizing vibration and noise reduction structures, and designing sealing systems to prevent seawater intrusion.

(2) Ensure that the mechanical design complies with international/domestic maritime industry specifications (e.g., relevant standards of ABS, DNV, LR, etc.), meets the requirements of classification society certification and marine equipment safety, and compile mechanical design compliance reports.

4. Cross-departmental Collaboration
(1) Cooperate with the production department to optimize mechanical design schemes for compatibility with processing technologies (e.g., welding, modular assembly), specify component processing accuracy, assembly procedures and anti-corrosion treatment requirements, reduce manufacturing costs and improve production efficiency.

(2) Collaborate with structural engineers to optimize the adaptability of skid-mounted bases and equipment fixing structures, confirm the rationality of circuit design, and coordinate with the procurement department on the selection of key mechanical components and technical evaluation of suppliers.

(3) Provide technical disclosure to the production team, and solve technical problems in mechanical assembly, component adaptation and process adjustment during the production process.

5. Technical Documentation and Technical Support
(1) Compile technical documents such as mechanical design specifications, assembly manuals, maintenance guides and troubleshooting manuals, and cooperate with third-party testing institutions to complete product certification.

(2) Communicate with the customer's technical team to clarify mechanical-related requirements, provide technical scheme consultation and optimization suggestions; track product after-sales operation data, analyze the causes of mechanical failures (e.g., component wear, pipeline blockage, transmission failure), and put forward iterative optimization schemes.