Senior HVAC Engineer

HERO Recruitment Ltd.; Leixlip; On-site; EUR 55,000 - 75,000; Full time

Job summary

HERO Recruitment Ltd. seeks a Senior HVAC Engineer to join a regulated fabrication environment. You will operate and monitor HVAC systems, maintain cleanroom facilities, and drive energy efficiency initiatives while ensuring safety and regulatory compliance.

Reporting to the Engineering Lead, you will analyze real-time data, lead improvement projects, and collaborate with Production, Engineering, and Quality teams to uphold performance and uptime.

Qualifications

• Bachelor’s degree in Mechanical Engineering, HVAC Engineering, or a related field.
• 3–5 years’ experience in HVAC operations within fabrication, cleanroom, or industrial settings.
• Strong knowledge of HVAC systems, controls, and related mechanical/electrical components.
• Experience with data analysis tools and HVAC performance monitoring.
• Strong fault-finding and problem-solving skills.
• Understanding of safety standards, environmental regulations, and compliance requirements.
• Good communication and interpersonal skills across teams.
• Flexibility to support project work and urgent HVAC issues outside standard hours.

Responsibilities

• Operate and monitor HVAC systems to ensure performance within defined fabrication parameters.
• Develop and implement HVAC maintenance programmes for cleanroom and ancillary facilities.
• Carry out planned preventive maintenance, inspections, and repairs to maximise uptime.
• Use process control systems to maintain environmental conditions and compliance standards.
• Analyse system data in real time to identify anomalies and take corrective action.
• Identify and implement strategies to improve reliability and reduce energy consumption.
• Lead continuous improvement initiatives focused on HVAC performance and energy efficiency.
• Collaborate with Production, Engineering, and Quality to support operational goals.
• Liaise with external vendors for equipment procurement, repairs, and service delivery.
• Conduct statistical analysis of HVAC data to ensure specification compliance.
• Produce clear reports on system performance, compliance status, and improvements.
• Ensure all HVAC operations comply with safety, environmental, and regulatory requirements.
• Support safety audits and train maintenance staff on HVAC best practices.
• Maintain accurate maintenance records and system documentation.

Skills

HVAC systems

Controls

Data analysis

Fault finding

Safety compliance

Cross-functional collaboration

Education

Bachelor's in Mechanical Engineering

Tools

Process control systems

Job description

Senior HVAC Engineer

We are currently seeking an HVAC Engineer to join a skilled engineering team within a highly regulated fabrication environment. Reporting to the Engineering Lead, this role will focus on the maintenance and operation of HVAC systems across cleanroom and ancillary buildings, ensuring all systems operate within specified fabrication parameters. The successful candidate will play a key role in maintaining system performance, driving continuous improvement and energy efficiency initiatives, and ensuring full compliance with safety and regulatory requirements.

Key Responsibilities

• Operate and monitor HVAC systems to ensure performance within defined fabrication parameters
• Develop and implement comprehensive HVAC maintenance programmes for cleanroom and ancillary facilities
• Carry out planned preventative maintenance, inspections, and repairs to maximise system uptime
• Use process control systems to maintain environmental conditions and compliance standards
• Analyse system data in real time to identify anomalies and take corrective action
• Identify and implement optimisation strategies to improve system reliability and reduce energy consumption
• Lead continuous improvement initiatives focused on HVAC performance and energy efficiency
• Collaborate with cross-functional teams including Production, Engineering, and Quality to support operational goals
• Liaise with external vendors for equipment procurement, specialist repairs, and service delivery
• Conduct statistical analysis of HVAC performance data to ensure systems remain within specification
• Produce clear reports on system performance, compliance status, and improvement outcomes
• Ensure all HVAC operations comply with safety, environmental, and regulatory requirements
• Support safety audits and deliver training and guidance to maintenance staff on HVAC systems and best practices
• Maintain accurate maintenance records and system documentation

Candidate Profile

• Bachelor’s degree in Mechanical Engineering, HVAC Engineering, or a related field
• Minimum 3–5 years’ experience in HVAC operations within a fabrication, cleanroom, or industrial environment
• Strong knowledge of HVAC systems, controls, and associated mechanical and electrical components
• Experience with data analysis tools and HVAC performance monitoring
• Strong fault-finding and problem-solving skills
• Understanding of safety standards, environmental regulations, and compliance requirements
• Good communication and interpersonal skills with the ability to work effectively across teams
• Flexibility to support project work and respond to urgent HVAC issues outside of standard hours when required