Senior Lead Thermal Engineer

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Date: Jun 15, 2024

Location: Penang, 07, MY

Company: Celestica International Inc.

Req ID: 119624 
Remote Position: No
Region: Asia 
Country: Malaysia 
State/Province: Penang 
City:  Penang 

General Overview

Functional Area:  Engineering        
Career Stream:  Design Engineering Hardware    
SAP Short Name:  SLE-ENG-DHW
Job Level:  Level 09
IC/MGR: Individual Contributor        
Direct/Indirect Indicator:  Indirect    


Hardware Design Engineer works with cross functional teams with other designers, customers, manufacturing engineering and project leadership to ensure robust and high quality product development. Enhance designs with feedback from reviews in areas such as manufacturing, test, supply chain, reliability, industrial design and simulations. Provide support throughout the manufacturing process of the electrical/mechanical system that they have designed.

Detailed Description

Performs tasks such as, but not limited to, the following:

  • Responsible for thermal solutions design to meet product requirements
  • Conduct the detailed thermal assessment by calculation and simulation analysis to ensure the optimal thermal solution is implemented.
  • Responsible for delivering comprehensive thermal proposals for RFQ technical response and presenting thermal proposals to customers
  • Work closely with heat sink vendors to develop cost-efficient heat sink solutions to meet performance and cost targets.
  • Provide a power-saving fan speed control strategy and work closely with the software team to ensure fan speed control is implemented.
  • Participate in thermal technology research and development to meet the thermal requirements of future IT equipment.
  • Provide innovative and creative solutions to resolve thermal challenges and issues
  • Establish and improve thermal processes and guidelines.
  • Responsible for thermal test validation of IT equipments including server/storage/switch product.
  • Set-up thermal test environment and execute the thermal test including wind tunnel test and temperature test.
  • Work with other function team to resolve thermal relevant issues.
  • Document comprehensive thermal test plan and report.


  • Minimum 6 years experience in thermal design/simulation/test validation for data centre IT equipment
  • Strong user of Flotherm as CFD analysis tool for performing steady state simulation analysis. Transient analysis is a plus
  • Expertise in various heat sinks, heat pipes, Vapor chamber design/selection as well as Air mover,
  • TIM selection, liquid cooling or other advanced cooling technology experience is a plus
  • Expertise and experience in various fan speed control methodologies and over-temperature protection mechanism
  • Familiar with thermal measurement technology and test tools such as temperature data logger, IR camera, wind tunnel, air speed meter, etc.
  • Familiar with Mechanical design tools such as Creo for 3D model checks, tolerance analysis methodology for heat sink retention design is a plus
  • Familiar with industry standard including NEBS, GR-63, ASHRAE, MSA,etc
  • Server/storage/switch product experience is preferred.
  • Familiar with fluid dynamic and heat transfer knowledge
  • Hands on experience on validation test of various fan speed control algorithm and over temperature protection mechanism
  • Good skills in thermal test data analysis and report

Physical Demands

  • Duties of this position are performed in a normal office environment.
  • Duties may require extended periods of sitting and sustained visual concentration on a computer monitor or on numbers and other detailed data. 
  • Repetitive manual movements (e.g., data entry, using a computer mouse, using a calculator, etc.) are frequently required.
  • Occasional travel may be required.

Typical Experience

  • 4 to 6 years in a similar role or industry.

Typical Education

  • Bachelor's Degree


This job description is not intended to be an exhaustive list of all duties and responsibilities of the position. Employees are held accountable for all duties of the job. Job duties and the % of time identified for any function are subject to change at any time.

Celestica is an equal opportunity employer. All qualified applicants will receive consideration for employment and will not be discriminated against on any protected status (including race, religion, national origin, gender, sexual orientation, age, marital status, veteran or disability status or other characteristics protected by law).
At Celestica we are committed to fostering an inclusive, accessible environment, where all employees and customers feel valued, respected and supported. Special arrangements can be made for candidates who need it throughout the hiring process. Please indicate your needs and we will work with you to meet them.


Celestica (NYSE, TSX: CLS) enables the world’s best brands. Through our recognized customer-centric approach, we partner with leading companies in Aerospace and Defense, Communications, Enterprise, HealthTech, Industrial, Capital Equipment and Energy to deliver solutions for their most complex challenges. As a leader in design, manufacturing, hardware platform and supply chain solutions, Celestica brings global expertise and insight at every stage of product development – from drawing board to full-scale production and after-market services for products from advanced medical devices, to highly engineered aviation systems, to next-generation hardware platform solutions for the Cloud. Headquartered in Toronto, with talented teams spanning 40+ locations in 13 countries across the Americas, Europe and Asia, we imagine, develop and deliver a better future with our customers.


Celestica would like to thank all applicants, however, only qualified applicants will be contacted.
Celestica does not accept unsolicited resumes from recruitment agencies or fee based recruitment services.


Job Segment: Thermal Engineering, Design Engineer, Testing, R&D Engineer, Aerospace Engineering, Engineering, Technology

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