Sr Mechanical Engineer

Job Description

Title: Sr Mechanical Engineer

Location: Woodinville, WA

OVERVIEW: LITEON designs and manufactures power supplies, keyboards, ODD, racks, enclosures, and liquid cooling for a variety of customers in the server, storage, networking, and consumer space. With headquarters in Taipei, Taiwan, and branch offices in the United States, LITEON is looking for a creative, best-in-class professional who will thrive in a fast-paced, highly technical environment. The successful candidate will have exceptional communication, leadership, and team-working skills and will be unafraid of stretching their talents in a dynamic organization where respect and knowledge are far more important than reporting structure. Collaboration with colleagues at all levels will be key to this person’s success at LITEON.

JOB DUTIES AND RESPONSIBILITIES:

The Mechanical Engineer will design, develop, and validate mechanical and thermal management solutions for power electronics, battery energy storage systems (BESS), AI servers, and data center power infrastructure products.

1. Product Mechanical Design & Development

• Design and develop mechanical structures, enclosures, and thermal management solutions for power electronics, BESS, AI servers, and data center infrastructure products.

• Create and maintain 3D CAD models, engineering drawings, BOMs, and related documentation.

• Support product development from concept, prototyping, and validation through production release.

2. Thermal, Structural & Reliability Engineering

• Perform thermal and structural analysis using CFD, FEA, and engineering validation methods.

• Optimize thermal performance, cooling architectures, mechanical reliability, and product manufacturability.

• Support qualification testing, root cause analysis, and corrective action implementation.

3. Customer & Field Support

• Participate in customer technical reviews, specification discussions, and design evaluations.

• Investigate field issues and provide engineering solutions through failure analysis and corrective actions.

• Support product enhancements based on customer feedback and field performance.

4. Manufacturing & Production Support

• Support NPI, pilot builds, manufacturing readiness, and mass production activities.

• Resolve manufacturing, assembly, and DFM/DFA-related issues to improve quality, reliability, and efficiency.

• Collaborate with suppliers and operations teams on cost reduction and process optimization initiatives.

5. Certifications & Compliance

• Support product safety, regulatory certification, and compliance activities throughout the product lifecycle.

• Ensure compliance with applicable industry standards, including UL, IEC, and related safety requirements.

• Work with testing laboratories, certification agencies, and cross-functional teams to achieve product qualification goals.

6. Supplier & Material Management

• Partner with suppliers on component development, material selection, and manufacturing process evaluation.

• Support component qualification, prototype builds, tooling readiness, and production planning.

• Drive cost, quality, and performance improvements through supplier collaboration.

7. Cross-Functional Engineering Support

• Collaborate with Electrical, Firmware, System, Validation, Quality, and Manufacturing teams throughout product development.

QUALIFICATIONS :

1. Bachelor's or Master's degree in Mechanical Engineering or a related engineering field.

2. Familiarity with 3D CAD software (Creo, SolidWorks, NX, Inventor, or equivalent) and engineering analysis tools such as FEA, CFD, Ansys, Icepak, or FloTHERM.

3. Academic, internship, capstone project, co-op, research, or laboratory experience related to:

•Mechanical Design

•Thermal Management

•Power Electronics

•Battery Energy Storage Systems (BESS)

•AI Servers or Data Center Infrastructure

•Liquid Cooling Technologies

4. Knowledge of:

•Mechanical System Design and Product Development

•Thermal Analysis, Heat Transfer, and Fluid Mechanics

•Manufacturing Processes, Material Selection, and DFM/DFA Principles

5. Strong analytical, problem-solving, and troubleshooting skills.

6. Hands-on attitude with the ability to support prototyping, testing, and product validation activities.

7. Ability to work independently and collaboratively within a cross-functional engineering team.

PERSON SPECIFICATION:

1. Require good communications and good interpersonal characteristics.
2. Willing to learn.
3. Self-motivated personality

BENEFITS:

As a full-time employee, you'll have access to LITEON’s comprehensive benefits package, which includes medical, dental, vision, 401(k), and paid time off in compliance with US labor requirements.

ADDITIONAL DETAILS:

LITEON is committed to equal opportunities for all qualified individuals, and we welcome a diverse range of applicants.

Please note that the responsibilities and duties of the position may change with or without notice, and we are committed to providing reasonable accommodation for individuals with disabilities to perform their essential functions.