Site Commissioning Engineer

Location :

Ballykelly

Job Type:

Site Commissioning Engineer

Currency:

£

Min Salary:

55000

Max Salary:

About This Role:

We’re partnering with a leading engineering business to recruit an experienced Site Commissioning Engineer to join their growing team. This is an exciting opportunity for an engineer with a background in electrical, mechanical or building services who enjoys seeing projects through to completion. Working on large-scale data centre and mission-critical infrastructure projects, you’ll take ownership of commissioning activities, ensuring systems are tested, validated and handed over to the highest standards. If you’re looking for a role where no two projects are the same, with the opportunity to work alongside industry-leading professionals on technically complex installations, we’d love to hear from you.

Start Date:

2026-07-06

Closing Date:

2026-08-03

Key Responsibilities:

Site Commissioning Engineer
Location: Limavady
Salary: £55k+ (Negotiable DOE) & attractive benefits package
Hours: Monday–Thursday 8:00am–5:30pm | Friday 12:00pm (flexible)

Play a key role in delivering mission-critical data centre projects.

The Opportunity

As a Site Commissioning Engineer, you’ll lead commissioning activities from planning through to final handover, ensuring electrical and mechanical systems are installed, tested and commissioned safely, efficiently and in line with client expectations.

Working closely with project teams, contractors and clients, you’ll play a pivotal role in delivering high-quality projects on time and to specification.

What you’ll be doing:

Planning and coordinating commissioning activities across major projects.
Carrying out and witnessing FATs, SATs and integrated systems testing.
Commissioning electrical systems including switchgear, transformers, UPS, generators and PDUs.
Testing mechanical systems including chillers, CRAH/CRAC units, pumps and cooling systems.
Supporting commissioning of BMS, EPMS and fire detection systems.
Identifying and resolving commissioning issues while maintaining quality standards.
Producing commissioning reports and technical documentation.
Supporting client training, handover and project closeout.

Requirements:

What we’re looking for:

Experience within commissioning, MEP, construction, facilities or building services.
Previous involvement in data centre, industrial or other mission-critical projects.
Strong understanding of electrical and/or mechanical building systems.
Ability to manage commissioning programmes and coordinate multiple stakeholders.
Excellent communication and problem-solving skills.
Qualification in Electrical, Mechanical or Building Services Engineering, or a time-served electrician.

Desirable:

CIBSE or ASHRAE commissioning qualifications.
Uptime Institute ATS accreditation.
CSCS, SMSTS, 18th Edition or City & Guilds 2391 Inspection & Testing.

Why apply?

Early finish every Friday (12pm)
Flexible start and finish times
Private medical insurance (family option available)
Life assurance (3x salary)
30 days annual leave

Join a growing business with an excellent reputation.

What to do next:

If you’re looking to join a forward-thinking engineering business where your expertise can make a real impact, we’d love to hear from you.

Apply today or contact 3 Peaks Recruitment on 028 9280 0003 or moc.tnemtiurcerskaep3obfsctd-25cdbc@ofni for a confidential discussion.