Test Engineer

Location: Dublin 12

Who We Are

At Silent‑Aire, a Johnson Controls company, we specialise in the design, engineering, and manufacture of mission‑critical custom air handling units and modular data centre solutions for hyperscale cloud and colocation providers.

Our solutions are built with quality, scalability, and speed‑to‑market at their core, enabling rapid deployment of critical infrastructure in flexible, high‑performance configurations. With 13 manufacturing facilities and over 3,000 employees globally, Silent‑Aire is trusted by leading hyperscale cloud providers and data centre operators worldwide.

Due to continued growth, we are now seeking a Test Engineer to join our team at our Dublin 12 facility.

The Role

As a Test Engineer, you will play a key role in the testing, commissioning, qualification, and validation of HVAC systems for data centre applications. You will work cross‑functionally with Engineering, Manufacturing, and Production teams to ensure systems meet performance, safety, and compliance requirements prior to release.

You will act as a technical authority during Factory Acceptance Testing (FAT), system start‑up, and functional testing phases, while maintaining strong stakeholder engagement throughout the process.

Key Responsibilities

Take ownership of Lock Out / Tag Out (LOTO) procedures during testing activities
Prepare, develop, and execute Factory Acceptance Test (FAT) protocols
Conduct system start‑up and functional testing activities
Ensure safe system operation prior to and during start‑up, functional testing, and qualification phases
Develop system impact assessments, qualification and validation protocols, and final reports
Engage with Engineering, Manufacturing, and Production teams to understand operational requirements and provide feedback on test results, issues, and improvement opportunities
Maintain strong stakeholder relationships across internal teams and external parties
Organise, review, and track daily test activities, verifications, and task completion
Coordinate closely with Production teams to ensure compliance with Health & Safety requirements and achievement of production targets

Accountability

You will have lead accountability for:

Factory Acceptance Testing
Key stakeholder relationship management
Technical documentation and reporting
Team collaboration, communication, and coordination

Shared Responsibilities

Process and document management, including SOPs
Supplier engagement and collaboration
Continuous improvement initiatives
Teaching, learning, mentoring, and motivating team members
Implementing checks, balances, and lessons learned to minimise repeat issues

Additional Areas of Contribution

Technical input and problem‑solving
Design collaboration and review support
Strategy implementation and operational excellence initiatives

Skills & Experience

Minimum 3 years’ experience in engineering or engineering‑related project activities, ideally within a manufacturing or construction environment
Experience delivering HVAC systems within the data centre industry
Strong understanding of testing, commissioning, and validation methodologies
High level of proficiency in the Microsoft Office suite
Strong communication, organisation, and stakeholder management skills
A structured, safety‑focused, and detail‑oriented approach to work

Test Engineer

Job Description