Liquid Cooling Thermal Engineer for AI/ML Data Centers

Amphenol Corporation; Schaumburg (IL); On-site; USD 120,000 - 180,000; Full time

Job summary

Amphenol Corporation is seeking a Product Development Engineer - Liquid Cooling to lead the design and development of advanced liquid cooling solutions for high-density front-end I/O connectors powering AI/ML platforms. The role is on-site in Schaumburg, IL and requires 3+ years in liquid cooling with CFD, plus strong CAD/thermal simulation skills.

You will oversee design, testing, validation, and project management across cross-functional teams, engage with key customers, and ensure

Qualifications

• Bachelor's or Master's degree in Mechanical Engineering, Thermal Engineering, or related field.
• 4+ years of work experience in product development, preferably in thermal management or connector technologies.
• Minimum 3 years of work experience with Liquid Cooling and CFD is required (MUST HAVE).
• 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.

Responsibilities

• Architect and develop liquid cooling plates optimized for high-density front-end I/O connector applications.
• Engineer microchannel structures, cold plate geometries, and flow paths to maximize thermal efficiency.
• Select and integrate materials compatible with high-performance thermal transfer and reliability in data centers.
• Collaborate with connector design teams to ensure manufacturability.
• 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 requirements.
• Work with internal labs and external partners to ensure robust qualification and certification processes.
• 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.
• 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.

Skills

Liquid cooling & CFD

Project management

Communication skills

Cross-functional collaboration

Customer-facing experience

High-speed I/O knowledge

AI/ML hardware familiarity

Fluid dynamics knowledge

Thermal management experience

Education

Bachelor's or Master's in Mechanical/ Thermal Engineering

Tools

SolidWorks

Creo

ANSYS

FloTHERM

Job description

Amphenol Corporation is seeking a Product Development Engineer - Liquid Cooling to lead the design and development of advanced liquid cooling solutions for high-density front-end I/O connectors powering AI/ML platforms. The role is on-site in Schaumburg, IL and requires 3+ years in liquid cooling with CFD, plus strong CAD/thermal simulation skills.

You will oversee design, testing, validation, and project management across cross-functional teams, engage with key customers, and ensure