Senior Mechanical Design Engineer

IRL03 Silent-Aire Europe Limited; Dublin; On-site; EUR 80,000 - 110,000; Full time

Job summary

Johnson Controls is seeking an experienced Senior Mechanical Design Engineer to provide technical leadership for AHU, data centre cooling, CRAH, and CDU projects. You will translate complex customer requirements into practical, manufacturable solutions and lead technical discussions from concept to production release.

Responsibilities include coordinating with customers, senior engineers, and cross-functional teams to ensure design compliance, prototype validation, and timely project delivery.

Qualifications

• Bachelor’s degree in Mechanical Engineering or related field.
• 10+ years in HVAC mechanical design engineering.
• Experience leading complex customer-driven engineering projects.
• Strong ability to translate customer requirements into manufacturable designs.

Responsibilities

• Provide technical leadership for AHU, CRAH, data centre cooling, fan wall, and CDU projects.
• Lead technical discussions and reviews; mentor junior engineers.
• Interface with customers to define requirements and validate designs.
• Ensure compliance with specifications, standards, and internal design practices.
• Support prototype validation, testing, and production release.
• Collaborate with manufacturing, quality, sourcing, controls, and project management teams.

Skills

HVAC design

Project leadership

Customer liaison

Mentoring

Communication

Independent work

Education

Bachelor's Degree in Mechanical Engineering

Tools

CAD software

AHU design software

Selection software

Job description

Senior Mechanical Design Engineer Silent Aire

What you will do

This is an exciting opportunity for an experienced Senior Mechanical Design Engineer to provide technical leadership for custom Air Handling Unit (AHU), Data Centre Cooling, CRAH, Fan Wall, and CDU. The successful candidate will act as the primary technical interface between customers and the engineering organisation, working closely with clients to define requirements, develop innovative solutions, and drive projects from concept through prototype validation and product release. The role requires a highly experienced engineer capable of translating complex customer requirements into practical and manufacturable product solutions. The Senior Mechanical Design Engineer will be responsible for leading technical discussions, reviewing and approving designs, supporting Prototype validation and mentoring mechanical engineers.

How you will do it

• Participate in strategic product development initiatives and technology roadmaps.
• Act as the technical lead for the development of new products and customer-specific solutions.
• Interface directly with customers to understand, challenge, clarify, and define technical requirements.
• Ensure compliance with project specifications, applicable standards, and company design practices.
• Lead customer-facing technical meetings and workshops throughout project development.
• Translate customer requirements into clear engineering designs.
• Develop innovative and practical HVAC solutions while balancing performance, manufacturability, cost, and schedule.
• Drive projects from concept stage through detailed engineering, prototype validation, and production release.
• Lead technical feasibility assessments and risk reviews.
• Perform coil selections and fan/pump selections using approved selection software and methodologies.
• Prepare and review technical submittals, compliance documents, and customer reports.
• Support prototype testing, validation, and performance verification activities.
• Work closely with manufacturing, quality, sourcing, controls, and project management teams to ensure successful project execution.
• Resolve technical issues arising during design, manufacturing, testing, and field operation.
• Review and approve Bid Submittals completed by junior and intermediate engineers prior to customer submission (AHU, CRAH, CDU, etc…).
• Provide technical guidance and mentorship to the mechanical engineering team.
• Support customer presentations, technical proposals, and bid reviews.
• Provide engineering sign-off for critical design deliverables where required.

What we look for

• Bachelor’s Degree in Mechanical Engineering or related discipline.
• 10+ years in HVAC mechanical design engineering.
• Extensive knowledge of Air Handling Unit (AHU) design and HVAC industry standards and codes is preferred.
• Proven track record of leading complex customer-driven engineering projects.
• Demonstrated experience acting as a technical consultant and trusted advisor to customers.
• Experience managing projects from concept through prototype validation and production handover.
• Strong understanding of manufacturing considerations and product lifecycle management.
• Experience supporting Data Centre cooling equipment/applications preferred.
• Experience with chilled water and refrigerant pipework design would be a significant advantage.
• Excellent verbal and written communication skills.
• Strong leadership and mentoring capabilities.
• Ability to work independently and influence multidisciplinary teams.
• Customer-focused mindset with excellent relationship-building skills.
• Ability to manage multiple priorities in a fast-paced engineering environment.

#AVRIL #LI-Onsite

Johnson Controls:

Enhancing the Intelligence of Buildings Your buildings have a purpose. They are places for people to live or work. Facilities for learning or healing. Venues for entertainment and shopping. Sites for the specialized storage of tangible goods or mission-critical data. Your buildings have a huge variety of functions; they are central to your mission. This is where Johnson Controls comes in, helping drive the outcomes that matter most. Through a full range of systems and digital solutions, we make your buildings smarter. A smarter building is safer, more comfortable, more efficient, and, ultimately, more sustainable. Most important, smarter buildings let you focus more intensely on your unique mission. Better for your people. Better for your bottom line. Better for the planet. At Johnson Controls, we’ve been making buildings smarter since 1885, and our capabilities, depth of innovation experience, and global reach have been growing ever since. Today, we offer the world’s largest portfolio of building products, technologies, software, and services; we put that portfolio to work to transform the environments where people live, work, learn and play.