Lead Mechanical Commissioning Engineer - Liquid-Cooled Data Center

Johnson Controls, Inc.; Dublin; On-site; EUR 90,000 - 130,000; Full time

Job summary

Silent Aire in Dublin seeks a Senior Mechanical Commissioning Engineer to own the commissioning strategy for liquid‑cooled data centre systems. You will lead methodology, author procedures, and ensure high quality execution across regional site teams.

You will be a recognised authority in liquid cooling, guiding activity from design review through IST, client demonstration, and handover, with travel to FATs and critical sites as needed.

Qualifications

• Bachelor level engineering degree in a relevant discipline.
• 10+ years in mechanical commissioning of mission‑critical facilities.
• Proven experience with liquid‑cooled data centre systems.
• Strong technical documentation and reporting abilities.

Responsibilities

• Develop and own the mechanical commissioning strategy for liquid‑cooled data centre products.
• Define commissioning philosophy, test levels, hold points, and acceptance criteria.
• Provide design‑for‑commissioning input during early design and product development phases.
• Act as final technical authority for mechanical commissioning issues and risk resolution.
• Audit commissioning execution for compliance with strategy and standards.
• Witness FAT, SAT and critical onsite tests; support regional teams with fault finding and tuning.
• Collaborate with electrical and controls leads during IST and handover to client.

Skills

Hydronic design

Controls & BMS/PLC

Documentation skills

Leadership

Travel readiness

Education

Mechanical Engineering degree

Tools

BMS/PLC platforms

Job description

Silent Aire in Dublin seeks a Senior Mechanical Commissioning Engineer to own the commissioning strategy for liquid‑cooled data centre systems. You will lead methodology, author procedures, and ensure high quality execution across regional site teams.

You will be a recognised authority in liquid cooling, guiding activity from design review through IST, client demonstration, and handover, with travel to FATs and critical sites as needed.