Req ID: 127805 Remote Position: No Region: Asia Country: Thailand State/Province: Chonburi City: Laem Chabang **Summary** We are seeking a seasoned **Thermal Management Engineer** with 10+ years of experience in **Surface Mount Technology (SMT)** electronics manufacturing. This role is pivotal in ensuring thermal reliability and performance of densely packed PCB assemblies, designing optimized heat dissipation solutions, and supporting product development from concept through production. **Detailed Description** Performs tasks such as, but not limited to, the following: + Collaborate with cross functional teams (design, mechanical, assembly, reliability, test) to design and validate thermal solutions for high power, high density PCB assemblies (routers, switches, servers, AI accelerators). + Support the design and manufacturing teams to specify, select and manufacture the cooling hardware. + Lead the selection, specification and testing of thermal interface materials (TIMs), phase change materials, coatings, and liquid or hybrid cooling technologies. + Develop and refine thermal models to preform thermal and heat transfer calculations to define system cooling requirements and properties. + Support/lead thermal simulations (CFD, FEA) and empirical validation to insure design and hardware are delivering the desired performance and reliability requirements. + Collaborate with design, process, and quality teams to fulfil regulatory, customer compliance and industry standards with documentation and testing. + Support DFM and NPI efforts with a focus on thermal performance and manufacturability. Lead thermal risk assessments and contribute to DFMEA, FMEA and reliability planning. + Support root cause analysis of thermal-related failures. + Stay ahead of emerging cooling technologies and thermal/power management to support the company technology road mapping. **Knowledge/Skills/Competencies** + Strong understanding of heat flux, conduction, convection, radiation and cooling methods in densely packed electronic assemblies. + Proficient in using thermal simulation tools such us ANSYS Icepak, Cadence, FloTHERM, COMSOL. + Direct experience with SMT processes, PCB material stuck-ups, and thermal management methods including heat sinks, liquid cooling, TIM, liquid metals…etc. + Solid knowledge of IPC and JEDEC thermal testing and reliability standards. + Proven problem solving ability, strong communication skills and effectiveness in cross-functional collaboration across design, process and manufacturing teams. **Preferred Skills & Certifications:** + Six Sigma or Lean Manufacturing certification + IPC-A-610 / J-STD-001 familiarity + Experience with high-reliability sectors (e.g., aerospace, automotive, medical, data centers) **Typical Experience** + Minimum **10 years of experience** in thermal engineering within the SMT or electronics manufacturing industry. **Typical Education** + Bachelor’s or Master’s degree in Mechanical Engineering, Thermal Sciences, Materials science, or related field. **Notes** 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. **COMPANY OVERVIEW:** 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.