Junior Product Engineer

European Air-Cooled Chiller Engineering | Dublin, Ireland

What you will do

Johnson Controls has an exciting Product Engineer I opportunity based at our Dublin, Ireland location, supporting our new European air-cooled chiller engineering organization. If you are beginning your engineering career and enjoy mechanical design, hands-on testing, and data analysis, this could be the right position for you.

In this entry-level role you will support the mechanical design and performance of air-cooled chiller components engineered for the European market, working under close supervision to complete design work as part of a project team. You will build your knowledge of our products, support laboratory testing and factory activity, and contribute to new and exciting product development programs while developing your technical expertise.

How you will do it

Builds an understanding of the theories, concepts, technical principles, and processes related to the fluid, thermal, refrigeration, and other mechanical aspects of air-cooled chillers

Works under close supervision, following work instructions and defined processes, and takes direction from more experienced engineers

Follows the project plan and participates in design activities with other team members

Supports delivery of engineering deliverables, including design specifications, design reviews, data analysis, etc.

Learns and applies European mechanical and safety codes and directives, including CE marking, the Pressure Equipment Directive (PED), and the Machinery Directive, and harmonized standards such as EN 378 (refrigerating systems safety) and EN 14511 (chiller performance rating)

Supports the build, instrumentation, and running of laboratory test programs; collects, reduces, and presents test data under guidance

Assists with the selection of mechanical components – including heat exchangers, fans, valves, and refrigerant piping – considering cost, performance, and availability

Provides day-to-day support to factory operations, the laboratory, and product technical service on assigned components

Supports the sustaining of released product, including gathering information to support design changes

Communicates with project team members and reports progress on assigned tasks

Applies standard technical and mathematical principles, theories, concepts, and best-practice methodologies in the field

Continuously increases expertise across chiller design, theory, construction, operation, and applications; participates in process improvement

Adheres to the Company’s Code of Conduct and Business Ethics standards

What we look for

Required

BS in Mechanical Engineering or a related engineering discipline / science

Entry level; previous internship, co-op, or work experience in a related field preferred

Understanding of fundamental fluid and thermal principles

Working knowledge of 3D CAD and engineering drawing practice

Willingness to learn and apply European mechanical and refrigeration codes and standards (CE marking, PED, Machinery Directive, EN 378)

Able to organize and process large amounts of data

Good written and verbal communication skills

Ability to work in a fast-paced, schedule-driven, team-oriented environment

Ability to travel up to 10%, primarily within Europe

Preferred

Internship, co-op, or placement experience in HVAC, refrigeration, or another industrial product environment

Exposure to laboratory testing, instrumentation, and data acquisition

Familiarity with refrigeration systems and the EU F-Gas Regulation

Familiarity with HVAC systems and motor-driven mechanical engineering design and test

Exposure to structural, thermal, or computational fluid dynamics (CFD) analysis

Experience with ERP / material resource planning (MRP) software

Familiarity with European regulatory standards such as EN 378, EN 14511, and the Ecodesign / ErP framework

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Junior Product Engineer

Job Description