Plant Reliability Engineer – Maintenance, Safety & Growth

Energy Jobline ZR; Shepton Mallet; On-site; GBP 45,000 - 51,000; Full time

Benefits offered by this job

Welcome Bonus

Performance Bonus

Private healthcare

Pension (9%)

Life assurance

Gym membership & wellbeing

Annual leave 24–32 days

On-site perks

Job summary

Mars Petcare at Castle Cary is seeking a proactive Multi-Skilled Engineer to join our site-based technical team. You will ensure maximum plant reliability, efficiency, and safety across production and packaging lines.

You will deliver planned preventive maintenance and rapid breakdown responses, collaborating with operations to drive continuous improvement while upholding safety and quality standards. The role requires an approved apprenticeship or NVQ Level 3 and hands-on maintenance experience

Qualifications

• Qualified Engineer: Approved apprenticeship, NVQ Level 3, ONC, or equivalent qualification in Mechanical or Electrical Engineering.
• Multi-Skilled Competency: Experience in electrical and mechanical maintenance, fault-finding and diagnostics in manufacturing.
• Safety First Mindset: Knowledge of HSE guidelines including Permit to Work, LOTO and risk assessments.
• Communication & Collaboration: Strong interpersonal skills and ability to handover machinery status clearly to peers.
• Own transport is essential due to the site location.

Responsibilities

• Planned & Reactive Maintenance: Execute scheduled PMs and rapid fault diagnosis to minimize downtime.
• Safety & Compliance Leadership: Uphold Health, Safety, and Quality standards and ensure compliance with Mars policies and UK law.
• Continuous Improvement: Identify opportunities to optimize machine performance and equipment layouts.
• Collaboration & Documentation: Maintain logs, update CMMS, and deliver clear shift handovers.

Skills

Qualified Engineer

Multi-Skilled

HSE & LOTO

Communication

Own transport

Education

Approved apprenticeship, NVQ Level 3, ONC

Mechanical or Electrical Engineering

Job description

Mars Petcare at Castle Cary is seeking a proactive Multi-Skilled Engineer to join our site-based technical team. You will ensure maximum plant reliability, efficiency, and safety across production and packaging lines.

You will deliver planned preventive maintenance and rapid breakdown responses, collaborating with operations to drive continuous improvement while upholding safety and quality standards. The role requires an approved apprenticeship or NVQ Level 3 and hands-on maintenance experience