Mechanical Fitter

  • Randstad Inhouse Services
  • Larne, County Antrim
  • Apr 21, 2026
Seasonal Manufacturing

Job Description

Are you a skilled Mechanical Fitter looking for a role that actually respects your downtime?

At Caterpillar Larne, we've structured our week so you can get your 37.5 hours done in just four days. That's a three-day weekend, every single week, while working for one of the world's most iconic engineering brands.

Job title: Mechanical fitter

Location: Larne

Job type: Temporary

Salary: 16.75 - 33.50

From hospital backup systems to global data centres, you'll be the one ensuring the world's most critical power units are built to perfection.



Why fitters are moving to Caterpillar Larne:

  • The 4-day week: Work Monday to Thursday and enjoy a guaranteed 3-day weekend.
  • Competitive earnings: Earn a solid base rate with shift premiums for nights ( 22.33/hr) and high-value overtime reaching 33.50/hr.
  • Modern facility: Work in a clean, safe, and professional environment with on-site canteen and free parking.
  • Uniform and gear: We provide full PPE and uniform from day one, so you're ready to hit the ground running.
  • Stability and growth: Ongoing assignments with full induction and professional training to help you master the Caterpillar way.


Your role on the floor

Working as part of a precision assembly team, you will:

  • Build and integrate: Assemble, fit, and adjust generator sets (Gensets), fuel systems, and radiators.
  • Interpret: Read and follow complex engineering prints and sketches to plan your build sequence.
  • Precision tools: Use a variety of power and hand tools to ensure every component meets our "Gold Standard" quality.
  • Improve: Collaborate with the team on 5S and lean manufacturing initiatives to keep our facility world-class.


What you'll need

  • Qualifications: A formal Apprenticeship or NVQ Level 3 in a relevant mechanical field.
  • Experience: Proven experience in assembly or fitting (ideally within a lean manufacturing environment).
  • Detail: Great attention to detail and a commitment to high safety and quality standards.
  • Mindset: Comfort working from heights or in enclosed spaces when the build requires it.


Shift and pay breakdown

  • Day shift: 16.75 per hour
  • Night shift: 22.33 per hour
  • Overtime (First 10 hours): 25.13 per hour
  • Overtime (After 10 hours): 33.50 per hour


Ready for a better work-life balance?

Applying is easy. Don't stay stuck in a 5-day grind, join the team that builds the power for tomorrow. Click apply today, and our Randstad on-site team will reach out for a friendly chat and to get your interview started.

Apply now and power your career at Caterpillar Larne.