Senior Staff Engineer, Thermal Design

Celestica Inc.; Austin, Northern (TX, KY); Hybrid; USD 140,000 - 180,000; Full time

Job summary

Celestica Inc. is seeking a Senior Staff Engineer, Thermal Design in Austin, TX to lead end-to-end thermal design for multiple electronic products.

You will model, simulate, test, and iterate designs, working with cross-functional teams to ensure manufacturability and performance. The role requires a Master’s degree in Mechanical Engineering with emphasis on heat transfer and fluid mechanics, plus hands-on lab validation and cost-aware design decisions.

Qualifications

• Master's degree in Mechanical Engineering; preference for heat transfer/fluids concentration.
• Experience in thermal design across product life cycle.
• Ability to conduct simulations and data-driven analyses.

Responsibilities

• Own thermal design from modeling through transfer to manufacturing.
• Perform thermal simulations and post-processing to verify feasibility and inform design.
• Evaluate heat transfer hardware options for cost, performance, and applicability.
• Develop and implement improvements to extend hardware operation and reliability.
• Consider chip packaging thermal aspects in design decisions.
• Plan work to meet product development schedules and coordinate with teams.

Skills

Thermal design

Thermal simulations

Data analysis

Lab testing

Cross-functional teamwork

Education

Master's degree in Mechanical Engineering

Job description

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Senior Staff Engineer, Thermal Design

Date: Sep 16, 2026

Location: Austin, TX, US

General Overview

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

Detailed Description

• Complete ownership of thermal design for various electronic products from thermal modeling, design, test, and design revision, until transfer to manufacturing.
• Conduct thermal simulations, postprocessing, and analysis ranging from chip to facilities level to verify thermal feasibility, risk, and to inform your designs.
• Maintain awareness of heat transfer hardware available from all sources, including how it operates and performs, its cost, and how it can be incorporated into our products.
• Conceive and implement ways to enhance and extend operation of heat transfer hardware.
• Consider the thermal aspects of chip packaging technologies.
• Apply best-in-class fluid flow geometry and technology to cool high heat flux chips.
• Determine and consider the effects of contact resistance and the use of Thermal Interface Materials.
• Apply air cooling when possible and liquid cooling when necessary to achieve full performance and reliability at the lowest cost.
• Size liquid cold plates, heat sinks, heat pipes, air movers, air filters, air ducting, and perforated plates.
• Plan your work to achieve full required performance, and stay on schedule to support overall product development.
• Reference real world limitations to inform your work, such as manufacturing methods and cost, reliability, variability of incoming parts, and tolerances on all specifications.
• Perform hands-on lab tests of equipment from component to rack and facility level for design and model validation. Document thermal test plans, devise and build test stands, including technical support, cooling liquid supply, power delivery, metrology and instrumentation, compute workload, experiment control, and data recording.
• Analyze test data to draw inferences about the equipment tested. Apply statistical methods as required to maximize utilization of data and test usefulness.
• Work with multi-disciplinary groups to define system requirements and design products.
• Work with cross-functional teams to identify root causes of system performance.

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 Education

Master's degree in Mechanical Engineering. Preference given to candidates with their Master's concentration in heat transfer and fluid mechanics.

Educational Requirements may vary by Geography

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.

#HPS-NA

Celestica is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, pregnancy, genetic information, disability, status as a protected veteran, or any other protected category under applicable federal, state, and local laws.
This policy applies to hiring, promotion, discharge, pay, fringe benefits, job training, classification, referral and other aspects of employment and also states that retaliation against a person who files a charge of discrimination, participates in a discrimination proceeding, or otherwise opposes an unlawful employment practice will not be tolerated. All information will be kept confidential according to EEO guidelines.
Celestica is an E-Verify employer.

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.

Nearest Major Market: Austin
Job Segment: Thermal Engineering, Facilities, HVAC, Design Engineer, Mechanical Engineer, Engineering, Operations