Principal, Design Engineering

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Principal, Design Engineering

Date: Oct 10, 2026

Location: San Jose, CA, US

Summary

The Principal Engineer, Mechanical Design develops new mechanical systems and modules while maintaining existing designs. In this role, you will research mechanical concepts and create comprehensive system solutions using 3D modeling and simulation software. You will complete critical calculations, test, validate, and qualify systems, making necessary adjustments to ensure peak performance. Furthermore, you will collaborate with cross functional teams including other engineers, customers, supply chain partners, and project leadership to ensure robust and high quality product development. You will continuously refine your designs by incorporating feedback from reviews in areas such as manufacturing, testing, reliability, industrial design, and simulations, providing dedicated support throughout the entire manufacturing process of the systems you have designed.

Detailed Description

• Lead the design, development and implementation of technical solutions for complex projects, involving multiple domains. Participate in project planning and scheduling.
• Global SME with comprehensive knowledge and industry recognition. Provides technical leadership and direction to a global team of engineers.
• Take responsibility for non-technical elements of an engineering project (people, financials etc.)
• Review and interpret customer specifications and may act as primary customer contact.
• Analyze trade-offs in complex systems and recommend solutions. Develop deployment strategies and plans.
• Lead the deployment of strategic technologies/programs and coordinate global deployment efforts.
• May manage relationships with key vendors/partners.
• Prepare calculations on the proposed solution before completing technical drawings
• Design, modify and implement systems that meet customer and Celestica needs. E.g. Sketch and draw up designs using input from other engineers, requirements and input from design review (DFx) team
• Create designs in line with company procedure, regulations and client standards
• Submit drawings to management, engineering teams and customers for review.
• Use customer feedback and data to upgrade, improve or repair the company's existing machines
• Provide support during the manufacturing process
• Finalize designs and send prints to the production department
• Proficiency in using 3D solid modeling/MCAD. Preferably Creo
• Proficiency with Windchill PDM
• In-depth knowledge and understanding of the business unit and how decisions impact customer satisfaction, product quality, on-time delivery and the profitability of the unit.
• In-depth knowledge and understanding of engineering design, development, and production in a highly dynamic engineering environment.
• Broad knowledge of an electronic manufacturing environment, materials and processes.
• Deep familiarity with high-speed PCBA system design and interconnect
• Excellent analytical and problem resolution skills.
• Strong knowledge of electromechanical design requirements and execution for high-end, complex telecommunications or datacenter products, at the PCB, chassis, and rack level
• Extensive experience in managing design tradeoffs in the areas of mechanical design, thermal management, EMC, and hardware design
• Strong design experience with sheet metal (both soft- and hard-tooled), injection molded parts, thermal management technologies, and designing complex and dense electromechanical products
• Prior experience with ECAD/MCAD collaboration and data transfer (IDF)
• Demonstrated ability to manage multiple projects simultaneously
• Ability to effectively communicate with a wide variety of internal and external customers.
• Ability to effectively lead, train and motivate a diverse group of employees to meet high levels of technical requirements within tight time deadlines.
• Tolerance analysis
• Prior experience with liquid cooling of electronics systems including single and two-phase, as well as immersion cooling
• Preferred but not required: Prior experience with ORv3 racks, structural analysis (FEA), current techniques for mounting extremely large and complex heat sinks including severe compression between heat sink and device, experience with applications involving dense cabling including cable backplanes, conversant with the current technology in optical transceivers, and ability to operate Allegro (v 17.2 or greater) to review/verify PCB design.

Typical Experience

• 10+ Years of experience in Mechanical Design
• Experience with Storage, Networking or Compute Server Design
• Knowledge of Liquid Cooling is a advanatge
• Experience in taking product development from paper to mass production

Typical Education

• Bachelor’s or Master’s degree in Mechanical Engineering is preferred
• Educational Requirements may vary by Geography

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.

The salary range described in this posting is an estimate by the Company, and may change based on several factors, including by not limited to a change in the duties covered by the job posting, or the credentials, experience or geographic jurisdiction of the successful candidate.

$180,000 - $282,000 USD/annual

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

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.
Celestica's policy on equal employment opportunity prohibits discrimination based on race, color, creed, religion, national origin, gender, sexual orientation, gender identity, age, marital status, veteran or disability status, or other characteristics protected by law.
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.

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.

This location is a US ITAR facility and these positions will involve the release of export controlled goods either directly to employees or through the employee's movement within the facility. As such, Celestica will require necessary information from all applicants upon an applicant's acceptance of employment to determine if any export control exemptions or licenses must be filed.

Nearest Major Market: San Jose
Nearest Secondary Market: Palo Alto
Job Segment: Thermal Engineering, Testing, Facilities, Design Engineer, Aerospace Engineering, Engineering, Technology, Operations