Product Development Engineer – Liquid Cooling

Job summary

Design and develop liquid cooling plates, microchannels, cold plate geometries, and flow paths for front-end I/O connectors, optimizing thermal performance, pressure drop, reliability, and manufacturability. Lead testing and qualification, manage cross-functional projects from concept through production, and serve as a technical liaison to customers.

Job details

Location: Markham, ON Department: Engineering Posted: 10/19/2026 Location Name: HSIO-Markham Wage Max: 140,000.00 Wage Min: 85,000.00 Amphenol Communications Solutions (ACS), a division of Amphenol Corporation, is a world leader in interconnect solutions for Communications, Mobile, RF, Optics, and Commercial electronics markets. Amphenol Corporation is one of the world’s largest designers and manufacturers of electrical, electronic and fiber optic connectors and interconnect systems, antennas, sensors and sensor-based products and coaxial and high-speed specialty cable. ACS has an expansive global presence in research and development, manufacturing, and sales. We design and manufacture a wide range of innovative connectors as well as cable assemblies for diverse applications including server, storage, data center, mobile, RF, networking, industrial, business equipment, and automotive. Job Title: Product Development Engineer – Liquid Cooling for Front-End I/O Connectors New Position Amphenol is one of the largest manufacturers of interconnect products in the world. The Company designs, manufactures and markets electrical, electronic and fiber optic connectors, coaxial and flat-ribbon cable, and interconnect systems. The primary end markets for the Company's products are communications and information processing markets, including cable television, cellular telephone and data communication and information processing systems; aerospace and military electronics; and automotive, rail and other transportation and industrial applications. Amphenol Corporation is proud of our reputation as an excellent employer. Our main focus is to provide the highest level of support and responsiveness to both our employees and our customers, the world's largest technology companies. Amphenol Corporation offers the opportunity for career growth within a global organization. We believe that Amphenol Corporation is unique in that every employee, regardless of his or her position, can positively impact the business. Position Overview Amphenol is seeking a highly skilled and motivated Product Development Engineer to lead the design and development of liquid cooling solutions for front-end I/O connectors that will power the next generation of Artificial Intelligence (AI) and Machine Learning (ML) platforms. This role is critical to advancing thermal management technologies that support high-performance computing environments. Key Responsibilities Design & Development Architect and develop liquid cooling plates optimized for high-density front-end I/O connector applications. Engineer microchannel structures, cold plate geometries, and flow path configurations to maximize thermal efficiency and minimize pressure drop. Select and integrate materials compatible with high-performance thermal transfer and long-term reliability in data center environments. Collaborate with connector design teams to ensure seamless mechanical integration and manufacturability. Testing & Validation Define and execute thermal performance testing, including heat dissipation, flow rate analysis, and environmental stress testing. Validate cooling plate designs against industry standards and customer-specific requirements. Work with internal labs and external partners to ensure robust qualification and certification processes. Project Management Lead cross-functional development projects from concept through production. Manage timelines, deliverables, and resource coordination to meet program milestones. Track and report progress using structured project management tools and methodologies. Customer Engagement Serve as a technical liaison with key customers to understand requirements and deliver exceptional support. Represent Amphenol's commitment to exceptional customer experience through proactive communication, technical presentations, and issue resolution. Qualifications Bachelor's or Master's degree in Mechanical Engineering, Thermal Engineering, or related field. 5+ years of experience in product development, preferably in thermal management or connector technologies. Strong proficiency in CAD tools (e.g., SolidWorks, Creo) and thermal simulation software (e.g., ANSYS, FloTHERM). Proven experience in project management and cross-functional collaboration. Excellent communication skills and customer-facing experience. Preferred Skills Familiarity with high-speed I/O connector standards and applications. Experience in AI/ML hardware environments or data center infrastructure. Knowledge of fluid dynamics, heat exchanger design, and materials used in liquid cooling systems. Why Work for Us? Benefits Coverage: Comprehensive health, dental, vision, and travel insurance. Health Care Spending Account: Additional financial support for health-related expenses. Pension Plan: Company-supported pension scheme. Incentive Plans: Progressive employee incentive plans. Talent Development: Opportunities for professional growth and development. Company Recreation Club: Participate in fun activities, draws with exciting prizes, summer BBQs, holiday parties, and more! The base salary range for this position is $85,000 - $140,000 annually. In determining the rate of pay, Amphenol considers a variety of nondiscriminatory factors, including but not limited to geographic location, relevant industry experience, qualifications, skills, and education. It would be rare for an individual to be hired at or near the top of the range for a given role. Base salary is one facet of Amphenol's total rewards package which includes participation in our comprehensive benefits program with medical, dental, and vision benefits, vacation, sick leave, paid holidays, life insurance, short/long term disability, and membership in our Defined Contribution Pension Plan. Amphenol Corporation is proud of our reputation as an excellent employer. Our main focus is to provide the highest level of support and responsiveness to both our employees and our customers. Amphenol Corporation offers the opportunity for career growth within a global organization. We believe that Amphenol Corporation is unique in that every employee, regardless of his or her position, has the ability to positively impact the business. Amphenol Canada is committed to developing inclusive, barrier-free selection processes and work environments. If contacted in relation to a job opportunity, you should advise Amphenol, in a timely fashion, of the accommodation measures which must be taken to enable you to be assessed in a fair and equitable manner. Information received relating to accommodation measures will be addressed confidentially. For additional company information please visit our website at https://www.amphenol-cs.com/ Amphenol Corporation is proud of our reputation as an excellent employer. Our focus is to provide the highest level of support and responsiveness to both our employees and our customers, the world's largest technology companies. Amphenol Corporation offers the opportunity for career growth within a global organization. We believe that Amphenol Corporation is unique in that every employee, regardless of his or her position, has the ability to positively impact the business. Amphenol is an “Equal Opportunity Employer” - Minority/Female/Disabled/Veteran/Sexual Orientation/Gender Identity/National Origin. For additional company information please visit our website at https://www.amphenol-cs.com/

What you’ll do

Design and develop liquid cooling plates, microchannels, cold plate geometries, and flow paths for front-end I/O connectors, optimizing thermal performance, pressure drop, reliability, and manufacturability. Lead testing and qualification, manage cross-functional projects from concept through production, and serve as a technical liaison to customers.

Requirements

Requires a bachelor's or master's degree in Mechanical Engineering, Thermal Engineering, or a related field, and at least five years of product development experience, preferably in thermal management or connector technologies. Candidates should have CAD and thermal simulation proficiency, project management and collaboration experience, strong communication skills, and customer-facing experience; knowledge of fluid dynamics, heat exchangers, liquid-cooling materials, I/O standards, or data center infrastructure is preferred.

Benefits

• Health Insurance
• Dental Insurance
• Vision Insurance
• Travel Insurance
• Health Care Spending Account
• Defined Contribution Pension Plan
• Employee Incentive Plans
• Professional Development Opportunities
• Vacation
• Sick Leave
• Paid Holidays
• Life Insurance
• Short-Term Disability Insurance
• Long-Term Disability Insurance
• Company Recreation Club

Listed skills

• SolidWorks · Preferred
• Product Development · Preferred
• Project management · Preferred
• Cross-Functional Collaboration · Preferred

Other relevant skills

Identified from the job description. Confirm important requirements above.

• Liquid Cooling Design
• Thermal Management
• Mechanical Engineering
• Fluid Dynamics
• Heat Exchanger Design
• CAD
• SolidWorks
• Creo
• Thermal Simulation
• ANSYS
• FloTHERM
• Product Development
• Project Management
• Cross-Functional Collaboration
• Customer Communication
• Testing and Validation

Job areas

• Engineering
• Manufacturing
• Management & Leadership
• Technology

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