Mechanical Fitter

Mechanical Fitter

Final date to receive applications: 4 January 2026

Department: Contracts

Employment Type: Permanent - Full Time

Location: Alternative Heat Head Office

Reporting To: Site Manager

The opportunity has arisen to join an industry leader in the UK’s & Ireland’s Building Services sector. Alternative Heat design, develop and deliver a wide range of offsite-prefabricated, innovative, and sustainable building service solutions throughout the UK & Europe.

We specialise in the design, supply, and installation of a wide range of prefabricated energy solutions, typically built in NI and shipped throughout the UK & Europe. We also offer turnkey design, build, and operate solutions for commercial energy centres and large-scale district heating solutions and have experience with successfully procuring and delivering many similar packages to a wide range of public bodies throughout UK & Europe.

The Contracts department oversees the delivery and execution of projects from initial mobilisation through to completion and handover. Acting as the bridge between design, commercial, and on-site teams, the department ensures that all contractual obligations are met while maintaining high standards of quality, safety, and efficiency. With a focus on planning, resource coordination, and problem-solving, the Contracts team plays a key role in ensuring our projects are delivered on time, within scope, and to the satisfaction of our clients.

Due to continued growth, we are looking to integrate a Mechanical Fitter to support our growing team in our fabulous new Head Quarters based in Banbridge. This post is permanent contract. It is an amazing opportunity for a candidate that wants to gain experience with a progressive and dynamic company to further your career.

Job Title |
Mechanical Pipefitter

Location |
Alternative Heat Head Office

Hours |
Monday-Thursday 7am-5pm and Friday 7am-4pm

Salary |
Competitive Depending on Experience

Responsible to |
Site Manager

• The successful candidate will assist in the installation of prefabricated pipework.
• They will also have to assemble screwed pipework working off and drawing pack on different projects.
• They will review assembly drawings, position, and install the support bracketry.
• Position and install the correct pipework in our wide range of modules, ranging in design and sizes. Successful candidate will follow this process throughout all live projects.
• They will also be involved in the assembly of our prefabricated plant rooms.
• Once these works are completed, they will carry out pressure testing on all pipework or equipment installed.
• Other works involved are, bolt torquing, insulation block installs, threaded rod capping, additional bracketry install etc.

• 2 years’ experience within the mechanical industry completing similar duties.
• The ability to read and understand assembly and schematic drawings.
• Basic set of mechanical tools.
• Reliable & punctual.
• Good teamwork skills.
• Willingness to help in other areas of the assembly yard.

• Full UK Driving license would be preferred.
• Valid CSR Card
• Current Forklift license
• Forklift, overhead crane, or elevated work platform (EWP) license (advantageous)
• Relevant certifications – NVQ etc.

• Full in-house training and career development opportunities
• Competitive pension scheme
• Life assurance scheme
• Health cash plan
• Free annual health check during working hours
• 30 days annual leave increasing in line with length of service.
• Social events organised for all employees throughout the year via our Health and Wellbeing committee.
• Secure, free onsite parking
• Free Coffee, Hot Chocolate, Tea, and Fruit provided daily.
• Friendly and supportive working environment in state-of-the-art facilities