260 Hvac Engineer jobs in Ireland

Job Overview
Our client, who specialise in data centre cooling equipment and air handling systems, are seeking to recruit an experienced and dynamic HVAC Engineer to join their team. The successful candidate will be responsible for the maintenance, servicing, and installation of air conditioning and refrigeration systems primarily across data centres. The successful candidate will work closely with contractors, technicians and engineers while maintaining high quality and client satisfaction.

As the HVAC Engineer, you'll be responsible for the following key duties. From time to time, you may also be asked to take on additional tasks to support the team and wider business.

Key Responsibilities
Perform servicing, maintenance, and repair of HVAC and refrigeration systems, including CRAC, CRAH, AHUs, and chillers.

Support data centre operations, ensuring optimal system performance and uptime.

Conduct preventative and corrective maintenance in line with company and client standards.

Diagnose and troubleshoot mechanical and electrical faults.

Ensure compliance with F-Gas regulations and health & safety procedures.

Liaise with clients and internal teams to provide technical support and service reports.

Travel to client sites as required.

Participate in an on-call rota as necessary to support emergency service requirements.

Undertake occasional international travel as required for project or client support.

Core Skills/ Attributes
Excellent diagnostic and problem-solving skills.

Strong communication and customer service skills.

Ability to work independently and as part of a team.

High attention to detail and commitment to safety standards.

Qualifications
Fully qualified Refrigeration/HVAC Engineer with a completed Refrigeration Apprenticeship.

Minimum 3 To 4 Years Post-trade Experience.
F-Gas certification is essential.

Proven experience working in data centres, pharmaceutical, or manufacturing environments.

Strong knowledge of CRAC, CRAH, AHU, and chiller systems.

Full, clean driver's license.

Benefits
Pension scheme

Annual leave

Company phone and laptop

Workwear and PPE provided

Training & continuing professional development

Company social events and team building events

Company van provided

€14 per day meal allowance

Toll expenses covered

JCPS Mechanical Ltd is one of Irelands leading Mechanical Services and Contractors. We have built a strong reputation for a diverse range of mechanical construction services. We install and service technologically advanced and energy-efficient heating, air conditioning, plumbing and piping systems.

JCPS Mechanical Ltd require Qualified Air Conditioning Service & Installation Engineer to join our team. This role is a full-time permanent position and will be based out of our head office/warehouse in Ballycoolin, Dublin 11 though Engineers will be required to work on sites at various project locations. Projects are predominately in the greater Dublin area though can be nationwide. We are offering very competitive rate of pay and company vehicle will be provided.

Requirements:

· Detailed knowledge of HVAC techniques, materials and equipment is essential

· Completed Apprenticeship in refrigeration and Air Conditioning

· Full clean driving licence

· Minimum 5+ years' experience in a similar role required

· Experience supervising/looking after work

· The capacity to understand technical drawings and plans.

· Excellent practical and problem-solving skills.

· Good communication and interpersonal skills as you'll be dealing with customers during every single job.

· The ability to work alone and as part of a team.

· A meticulous approach to work.

· Knowledge of industry safety gas and legal guidelines.

· Remuneration package will be commensurate with experience

· Plumbing experience would be an advantage

Job Details

· Installation and/or maintenance of Air Conditioning HVAC systems.

· Service call out and repair work on HVAC kit

· Locate faults in the systems & equipment of customers and repair the issue.

· Working on all types of air conditioning systems but mostly Mitsubishi, Toshiba and Daikin

· Answer emergency customer calls to repair leaks and other problems.

"Please note, we are not accepting applications or CVs from recruitment agencies at this time."

Job Types: Full-time, Permanent

Benefits:

• Bike to work scheme
• Company events
• Employee assistance program
• Gym membership

Work Location: In person

Job Title:
HVAC Engineer – (Mid-Senior Level)

Location:
Dublin, Ireland

Are you an experienced
HVAC Engineer
looking for your next career move? We are supporting a leading building services provider in Dublin who are expanding their engineering team.

This is an excellent opportunity to join a well-established business working on a diverse portfolio of projects across commercial and industrial clients.

Key Responsibilities

• Service, maintenance, and troubleshooting of HVAC systems (air conditioning, ventilation, heating, and refrigeration).
• Lead and support project delivery across installation, upgrades, and commissioning.
• Provide technical expertise and guidance to junior engineers and technicians.
• Ensure compliance with health & safety and industry regulations.
• Liaise with clients to deliver high-quality service and maintain strong relationships.

About You

• 5+ years' HVAC engineering experience in service, maintenance, or installation.
• Strong knowledge of HVAC systems and controls (FGAS certification desirable).
• Ability to work independently and as part of a team.
• Excellent problem-solving skills and customer-facing communication.
• Full driving license.

What's on Offer

• Competitive salary (mid-senior level, commensurate with experience).
• Overtime and call-out opportunities.
• Company van, tools, and fuel card.
• Training and career development opportunities.
• Supportive and collaborative team environment.

If you're an experienced HVAC Engineer seeking to take on more responsibility and grow within a dynamic team, we'd love to hear from you.

Your New Company
Our client is a global real estate services firm with a significant presence in Dublin. This company is renowned for delivering comprehensive property management and maintenance solutions to a wide array of clients.Our client's solution is designed to provide technical, workplace, and building and facilities management services using a self-delivery paradigm. For both public and private sectors and organisations, including pharmaceutical clients, universities, hospitals, and schools, we offer all non-core business services, from cleaning to building maintenance.

Your New Role

As an HVAC Technician, you will play a crucial role in our clients 'facilities' management team, ensuring the heating, ventilation, and air conditioning systems are operating efficiently and effectively. You will conduct regular maintenance, diagnose and repair issues, and install new systems as required. Your role will also involve working closely with other maintenance personnel to maintain a comfortable and safe environment for all building occupants.

What You'll Need to Succeed

• Qualifications: Relevant HVAC certification and training.
• Experience: Demonstrated experience in a similar role, particularly within facilities management.
• Skills: Strong diagnostic and problem-solving skills, attention to detail, and the ability to work independently and collaboratively. I.T Skills
• Knowledge: Comprehensive understanding of HVAC systems, controls, and safety protocols.
• Attributes: Excellent communication skills, a proactive mindset, and a dedication to maintaining high standards of work.

What You'll Get in Return

• Competitive Salary: A salary package that reflects your expertise and experience.
• Health Insurance, Retirement Plans, and 20 days paid leave. 1 day will be added every year you're with the company.
• Company Phone / Tablet
• Company Van
• Opportunities for continuous training and career growth.
• A supportive and dynamic work environment with a strong emphasis on safety and teamwork.
• The chance to make a significant impact by ensuring the comfort and safety of our facilities.

Pay: €55,000 - €65,000

Hays Ireland is a trading division of Hays Specialist Recruitment (Ireland) Limited and acts as an employment agency for permanent recruitment and employment business for the supply of temporary workers. By applying for this job you accept the T&C's, Privacy Policy and Disclaimers which can be found

Installation and maintenance of refrigeration equipment and air-conditioning units.

Job Type: Full-time

Pay: €45,000.00-€50,000.00 per year

Benefits:

• Company car
• Company pension
• Food allowance
• Language training provided

Work Location: On the road

Application Closing Date: 24th October Please note we reserve the right to close roles sooner, so Early Application is encouraged.
Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets.

We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and deliver more impact together.

Role description:
Our graduate GROW programme is a structured 3-year programme, designed to help you evolve and develop skills to become an experienced professional in your chosen field. You'll benefit from training and development, mentoring, and assistance for accreditations relevant to your programme, as well as the support and guidance you need to develop and succeed. As a GROW graduate you will be empowered to drive your career and will be exposed to a variety of experiences to assist you in gaining the skills you require to succeed.

As an engineer joining GROW, you will be given the opportunity to specialise within your chosen discipline of engineering and we ensure you obtain the appropriate experiences that you need to become a technical expert. Being an Engineer at Arcadis is about applying a human filter to all your technical expertise and training, and making an impact through innovation and creativity. During this three-year programme you will develop core engineering and consulting techniques that can be applied while working with our clients in the UK, Ireland and potentially even some of our international clients around the globe.

Role accountabilities:
Joining a multidisciplinary team, you will support our clients with their needs covering aspects such as HVAC, mechanical, architectural, process, electrical, commissioning, validation, and construction management services, across the industrial and semiconductor sectors. As a HVAC Engineer you will support on key activities within HVAC/Building Services design. This will include supporting activities and projects across areas such as Energy Saving Review and Implementation, Sustainability systems, HVAC from basic ventilation systems to Grade A clean rooms, Chilled/Cooling water, Heating Hot Water/Heat Pumps, Steam and Condensate, Compressed Air and CHP.

Accepted degrees: BEng or MEng in Building Services Engineering, Mechanical Engineering

Qualifications & Experience:

• You will be graduating in 2026 or have recently graduated with at least a 2:2 in a relevant master's or bachelor's degree
• You will demonstrate typical Arcadian skills including Resilience, Creativity, Analytical Thinking and being a Team Player
• You will have excellent communication skills and the ability to use your technical knowledge to influence and consult stakeholders.
• Willing to travel and stay away from home when required (where possible we embrace virtual working)

Why Arcadis?
We can only achieve our goals when everyone is empowered to be their best. We believe everyone's contribution matters. It's why we are pioneering a skills-based approach, where you can harness your unique experience and expertise to carve your career path and maximize the impact we can make together.

You'll do meaningful work, and no matter what role, you'll be helping to deliver sustainable solutions for a more prosperous planet. Make your mark, on your career, your colleagues, your clients, your life and the world around you.

Together, we can create a lasting legacy.

Join Arcadis. Create a Legacy.

Our Commitment to Equality, Diversity, Inclusion & Belonging
We want you to be able to bring your best self to work every day which is why we take equality and inclusion seriously and hold ourselves to account for our actions. Our ambition is to be an employer of choice and provide a great place to work for all our people. We believe that by working together diverse people with different experiences develop the most innovative ideas. Equality, diversity and inclusion is at the heart of how we improve quality of life and we work closely with our people across six ED&I Workstreams: Age, Disability, Faith, Gender, LGBT+ and Race. A diverse and skilled workforce is essential to our success.

#EarlycareersUK&I #GraduateUK&I
#EarlyCareersIreland #GraduateEngineering

Application Closing Date: 24th October Please note we reserve the right to close roles sooner, so Early Application is encouraged.

Arcadis is the world's leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets.

We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has an important role to play. With the power of many curious minds, together we can solve the world's most complex challenges and deliver more impact together.

Role description:

Our graduate GROW programme is a structured 3-year programme, designed to help you evolve and develop skills to become an experienced professional in your chosen field. You'll benefit from training and development, mentoring, and assistance for accreditations relevant to your programme, as well as the support and guidance you need to develop and succeed. As a GROW graduate you will be empowered to drive your career and will be exposed to a variety of experiences to assist you in gaining the skills you require to succeed.

As an engineer joining GROW, you will be given the opportunity to specialise within your chosen discipline of engineering and we ensure you obtain the appropriate experiences that you need to become a technical expert. Being an Engineer at Arcadis is about applying a human filter to all your technical expertise and training, and making an impact through innovation and creativity. During this three-year programme you will develop core engineering and consulting techniques that can be applied while working with our clients in the UK and potentially even some of our international clients around the globe.

Role accountabilities:

Joining a multidisciplinary team, you will support our clients with their needs covering aspects such as HVAC, mechanical, architectural, process, electrical, commissioning, validation, and construction management services, across the industrial and semiconductor sectors. As a HVAC Engineer you will support on key activities within HVAC/Building Services design. This will include supporting activities and projects across areas such as Energy Saving Review and Implementation, Sustainability systems, HVAC from basic ventilation systems to Grade A clean rooms, Chilled/Cooling water, Heating Hot Water/Heat Pumps, Steam and Condensate, Compressed Air and CHP.

Accepted degrees: BEng or MEng in Building Services Engineering, Mechanical Engineering

Qualifications & Experience:

• You will be graduating in 2026 or have recently graduated with at least a 2:2 in a relevant master's or bachelor's degree
• You will demonstrate typical Arcadian skills including Resilience, Creativity, Analytical Thinking and being a Team Player
• You will have excellent communication skills and the ability to use your technical knowledge to influence and consult stakeholders.
• Willing to travel and stay away from home when required (where possible we embrace virtual working)

Why Arcadis?

We can only achieve our goals when everyone is empowered to be their best. We believe everyone's contribution matters. It's why we are pioneering a skills-based approach, where you can harness your unique experience and expertise to carve your career path and maximize the impact we can make together.

You'll do meaningful work, and no matter what role, you'll be helping to deliver sustainable solutions for a more prosperous planet. Make your mark, on your career, your colleagues, your clients, your life and the world around you.

Together, we can create a lasting legacy.

Join Arcadis. Create a Legacy.

Our Commitment to Equality, Diversity, Inclusion & Belonging

We want you to be able to bring your best self to work every day which is why we take equality and inclusion seriously and hold ourselves to account for our actions. Our ambition is to be an employer of choice and provide a great place to work for all our people. We believe that by working together diverse people with different experiences develop the most innovative ideas. Equality, diversity and inclusion is at the heart of how we improve quality of life and we work closely with our people across six ED&I Workstreams: Age, Disability, Faith, Gender, LGBT+ and Race. A diverse and skilled workforce is essential to our success.

#EarlycareersUK&I #GraduateUK&I #EarlyCareersIreland #GraduateEngineer

#LI-HV1

Join our team at Thermodial, where we deliver exceptional technical services to clients across industries. We are seeking a HVAC Service Engineer to join our expanding field-based team in Leinster.

This permanent, full-time role offers strong development potential and the chance to join a well-established Irish building services company known for its integrity, technical excellence and long-standing client relationships.

What's in it for you:

• Competitive salary and allowances
• Bonus and benefits package
• Company vehicle, toll tag, fuel card and parking app
• High-quality PPE, Snickers workwear and tools provided
• Up to two additional days' annual leave (including Good Friday and Christmas Eve)
• Mentoring by senior engineers and funded upskilling
• Career progression in a supportive environment

As a HVAC Service Engineer, you will report to the Operations Manager and work closely with the Scheduling Manager and Contracts Managers to deliver:

• Planned preventative maintenance (PPM), minor upgrades and reactive repairs
• Accurate and timely reporting, quotations, and site documentation
• Customer-first service, promoting first-time fixes and energy-efficient outcomes

We're looking for a HVAC Service Engineer who brings:

• At least 3 years' commercial HVAC experience
• National trade certificate in electrical, plumbing, or refrigeration & air conditioning
• F-Gas certification and registered gas installer status
• Full clean 'B' driving licence
• Strong fault-finding ability, self-motivation and a commitment to quality and safety
• Fluent English and excellent interpersonal skills
• Two verifiable references

If you're a dependable HVAC Service Engineer who thrives on responsibility, learning and customer satisfaction, we'd love to hear from you.

Job Types: Full-time, Permanent

Pay: €37,410.01-€65,437.30 per year

Licence/Certification:

• Full Driver's License (required)

Work authorisation:

• Ireland (required)

Work Location: On the road

HVAC Support Engineer

Our client is a recognised leader in the Irish HVAC industry, providing advanced heating and cooling solutions to commercial, industrial, and high-density residential sectors nationwide.

As part of a global group, they deliver complete project packages — from plant equipment to full system distribution — all backed by an experienced team of engineers and technical specialists.

The company is renowned for its technical innovation, product quality, and long-standing relationships within the building services market.

Key Responsibilities

• Provide front-line technical support across a broad range of heating and HVAC products.
• Diagnose and troubleshoot product, software, and system issues, ensuring quick and effective resolutions.
• Liaise with field engineers, clients, and internal teams to manage technical queries and service requests.
• Escalate complex issues to senior technical staff or product specialists when required.
• Record all service activity, warranty details, and customer interactions accurately in the CRM system.
• Support the development of technical documentation, user manuals, and troubleshooting guides.
• Collaborate closely with service, sales, and engineering departments to maintain excellent customer satisfaction.
• Ensure all work aligns with company standards and technical best practices.

About You

• Qualification in Engineering, Building Services, Heating, or a related technical discipline.
• Proven background in a technical support or customer service role, ideally within the HVAC or heating industry.
• Strong analytical and problem-solving abilities with a structured approach to troubleshooting.
• Excellent communication skills, able to explain technical concepts clearly to both technical and non-technical audiences.
• Experience using CRM or helpdesk software.
• Self-motivated with the ability to manage workload and prioritise effectively.
• Professional command of English, written and verbal.
• Must be eligible to work in the Republic of Ireland on a permanent basis.

What's on Offer

• Salary €40,000 to €60,000 depending on experience
• Annual performance bonus
• 25 days annual leave (increasing with service)
• Pension scheme, life assurance, and critical illness cover
• Employee assistance and wellness programmes
• Comprehensive technical training and ongoing professional development
• Access to retail and lifestyle discounts
• Clear career progression pathways within a respected national brand
• A supportive, team-oriented environment within a well-established and growing organisation