Jobs at Johnson Controls

Design and develop industrial chiller products from concept through production release. Create Creo 3D models, assemblies, drawings, and BOMs while applying DFM principles, manufacturing requirements, European regulations, and engineering standards. Collaborate with engineering, manufacturing, suppliers, procurement, and international production facilities on piping, sheet metal, assembly, and mechanical system integration. Manage designs in PDM systems, resolve technical issues, identify risks, and mentor junior designers.

Lead mechanical design activities for industrial chiller products from concept through production release. Create Creo 3D models, assemblies, drawings, and BOMs while applying DFM principles, manufacturing requirements, European regulations, and engineering standards. Design piping, sheet metal, structural, and mechanical subsystems; manage PDM documentation; resolve technical issues with engineering, manufacturing, suppliers, and production teams; identify design risks; and mentor junior designers. The role is based in Dublin with four office days weekly and occasional European travel.

Leads electrical design and documentation for industrial chiller products, including schematics, wiring layouts, harness routing, control panels, BOMs, and manufacturing documentation. Collaborates with mechanical design, manufacturing, suppliers, and engineering teams to ensure regulatory compliance, manufacturability, reliability, and cost efficiency. Supports engineering changes, prototypes, production launches, troubleshooting, and technical mentoring while using Creo, Windchill, and SAP.

Lead mechanical testing and product validation for data centre cooling systems, including pressure, airflow, water, acoustic, leak, filter, and performance testing. Design and build test rigs, develop procedures and automated test sequences, analyze results, produce technical reports, and present findings to customers. Own equipment calibration, improve test facility safety and repeatability, troubleshoot issues, and drive corrective actions and continuous improvement across testing operations.

Leads the complete mechanical design lifecycle for modular data centres, packaged MEP plantrooms, and skid-mounted systems. Develops chilled water, pumping, cooling, and heat rejection solutions; produces factory-ready technical documentation; applies DfMA principles; and collaborates with manufacturing, quality, procurement, suppliers, and project teams. Supports technical submissions, approvals, commissioning, and client presentations while standardizing solutions globally. Provides technical leadership and mentoring, and contributes to innovative cooling technologies for mission-critical infrastructure.

Designs electrical power and control panels, variable speed drives, wire harnesses, schematics, and bills of materials for European air-cooled chillers. Applies European directives and IEC/EN standards, selects components, prepares engineering documentation, supports production and technical teams, and helps test and troubleshoot chiller systems. The role also contributes to product development, process improvement, project reporting, and mentoring junior engineers, with up to 10% travel within Europe.

Leads electrical design and performance for European air-cooled chiller systems, including power and control panels, variable speed drives, wire harnesses, schematics, and bills of materials. Owns designs from concept through release, ensures compliance with European directives and standards, coordinates testing and troubleshooting, mentors engineers, supports cross-functional teams, and manages project delivery. The role requires technical leadership, product development experience, and up to 10% travel within Europe.

Owns mechanical design and performance for European air-cooled chiller components and systems from concept through release. Leads product engineering projects, applies European refrigeration and safety standards, coordinates testing, analyzes performance data, troubleshoots mechanical subsystems, supports manufacturing and sustaining activities, mentors engineers, prepares technical documentation, and reports project status. Requires strong fluid and thermal engineering knowledge, mechanical design expertise, and up to 10% travel within Europe.

Supports project managers with coordination, delivery, reporting, document control, quality, client relations, procurement, and supplier coordination. Manages multiple site projects, communicates with contractors and clients, monitors delays and commercial impacts, controls costs, coordinates internal engineering and manufacturing teams, chairs meetings, and supports installation, commissioning, continuous improvement, and minor technical or design adjustments.

Lead technical development of custom AHUs, data centre cooling, CRAH, fan wall, and CDU systems. Act as customer technical interface, translate requirements into manufacturable designs, perform coil/fan/pump selections, oversee prototype validation, approve designs, mentor engineers, and ensure cross‑functional delivery from concept to production.

Manage test lab operations for a new EU Center of Excellence, oversee workforce recruitment, ensure compliance with safety regulations, and implement continuous improvement practices.

The Technical Sales Manager will drive new business, manage the sales cycle, deliver technical expertise, and exceed sales targets in the HVAC and Data Centre sector.

Sell fire detection and electronic security installation projects across a defined territory by building and strengthening client relationships in education, healthcare, industrial and commercial sectors. Lead the sales cycle, conduct building surveys and system design, manage pipelines and proposals in Salesforce, collaborate with estimators and technical teams, and drive pipeline growth and conversion to meet sales targets.

Manage contracting strategy and lifecycle for a €20M+ R&D facility build focused on thermal management. Draft, negotiate, and govern contracts (FIDIC/NEC), mitigate commercial risk, manage claims and variations, monitor contractor performance against KPIs, and support stakeholders across Engineering, Procurement, Finance, and Legal to ensure compliant, on-time, and on-budget delivery.

Design and develop electrical systems for large-scale liquid cooling, CDU, and mission-critical HVAC equipment. Create schematics, single-line diagrams, panel layouts, and perform electrical calculations. Collaborate with multidisciplinary teams, support manufacturing and commissioning, prepare submittals, mentor junior staff, and ensure compliance with codes and customer requirements.

Provide dedicated onsite executive support to the VP & GM (EMEA & APAC): manage complex international calendars and travel, prepare presentations and reports, coordinate meetings and events, handle confidential communications, track action items, support business operations and governance, and act as primary stakeholder liaison across regions.

Execute and support capital improvement projects across factory sites, plan and set up new manufacturing facilities, develop solutions with operations, produce scopes and price contractor work, schedule and manage projects to minimise production impact, ensure safety and regulatory compliance, provide on-the-ground project management, and maintain factory layout drawings using AutoCAD.

Creates technical content for program releases in collaboration with manufacturing, development, and product management teams. Authors DITA XML content in content management systems, develops technical illustrations, supports DocOps process teams, manages document revisions, and coordinates multiple releases. The role also includes mentoring colleagues and may involve scripting, API, and SQL work.