Electrical Reliability Engineer- Mars Wrigley

Mars; Plymouth; On-site; GBP 45,000 - 51,000; Full time

Benefits offered by this job

Hot food restaurant on site

Welcome bonus (£5,000)

Mars University

Private healthcare

Onsite gym

Generous pension (up to 9%)

Life assurance (4x salary)

Annual leave 24–32 days

Free parking on site

Job summary

Mars Wrigley Plymouth is seeking a Reliability Engineer to join our factory team in Plymouth. You’ll manage day-to-day electrical issues, support FMOS processes, and drive continuous improvement of plant electrical systems to world-class levels.

You will work with Production and Maintenance to align maintenance with production targets, develop equipment specs, and apply root cause analysis to improve reliability and safety across the site.

Qualifications

• Advanced technical skills typically gained through an HNC or equivalent and hands-on experience.
• Strong electrical systems experience with PLC programming and fault finding.
• Commitment to continuous learning and development; ability to support project engineering for maintainability.
• Experience developing equipment and process specifications.
• Basic project management skills within engineering/reliability projects.
• Working knowledge of AutoCAD (or similar).
• Robotic experience (beneficial).

Responsibilities

• Collaborate with Production and Maintenance teams to identify, track, and resolve breakdown and reliability issues.
• Attend FMOS meetings, taking ownership of electrical and controls-related actions and root cause solutions.
• Drive continuous improvement through plant enhancements and root cause analysis.
• Review and optimise planned maintenance schedules to improve reliability and performance.
• Provide technical support, including equipment performance standards and repair specifications.
• Maintain accurate documentation, reports, and project updates in line with team processes.
• Coordinate with engineering, operations, and external partners, while supporting knowledge sharing and training within the team.

Skills

Electrical systems experience

PLC programming

Root cause analysis

Equipment specifications

Basic project management

AutoCAD

Robotics experience

Education

HNC in Electrical/Mechanical Engineering

Tools

AutoCAD

Job description

Job Description

Plymouth (PL6 Estover) £45,200– £50,900 dependent on experience £5,000 Welcome Bonus, Performance Bonus & Exceptional Benefits Shifts: 40 Hours Mon-Fri: 7.00am-3:30pm

Why Join Us?

Join Mars Wrigley Plymouth and help us build a better world, one delicious bite at a time. We're a diverse community that values long-term careers, offering competitive rewards, fantastic perks (including freebies!), and best-in-class development to fuel your growth across our world-famous brands. Your future matters, and we're committed to supporting you every step of the way.

The Role

We're looking for a talented Reliability Engineer to join our vital factory team and play a key role in supporting site development and delivering the master plan. You will manage day-to-day electrical issues across the factory, working within FMOS processes to support departmental targets and overall business priorities.

This role focuses on driving continuous improvement of plant electrical systems, maintaining standards, managing obsolescence, and delivering effective root cause solutions. You’ll help improve equipment reliability, availability, and safety to world-class levels.

Working closely with Production TLs, you’ll ensure maintenance and production priorities are aligned to achieve factory performance goals.

What’s in it for you?

• Hot food restaurant on site
• Welcome bonus paid in your first week salary
• Career growth opportunities with structured development & Mars University
• Private healthcare + equal parental leave
• Onsite gym and nurse/osteopath/podiatrist
• Generous pension (up to 9% contribution)
• Life assurance (4x salary)
• Gym membership & wellbeing support
• Annual leave starting at 24 days, rising to 32 with service
• Free parking on site:

What We’re Looking For

• Advanced technical skills, typically gained through a combination of relevant education (e.g. HNC in Electrical/Mechanical Engineering), job-related training, and significant hands‑on experience
• Strong electrical systems experience and PLC programming and fault finding
• Commitment to continuous learning and professional development and the Ability to support project engineering to ensure maintainability and lifecycle reliability
• Experience developing equipment and process specifications
• Basic project management skills within engineering/reliability projects
• Working knowledge of AutoCAD (or similar)
• Robotic experience (beneficial)

Key Responsibilities

• Collaborate with Production and Maintenance teams to identify, track, and resolve breakdown and reliability issues
• Attend FMOS meetings, taking ownership of electrical and controls‑related actions and root cause solutions
• Drive continuous improvement through plant enhancements and effective root cause analysis
• Review and optimise planned maintenance schedules to improve reliability and performance
• Provide technical support, including equipment performance standards and repair specifications
• Maintain accurate documentation, reports, and project updates in line with team processes
• Coordinate with engineering, operations, and external partners, while supporting knowledge sharing and training within the team

What You Can Expect From Mars

• Work alongside 130,000+ Associates worldwide guided by our Five Principles
• Be part of a purpose-driven company shaping “the world we want tomorrow”
• Access world-class training & development from day one
• Join a company with an industry-leading salary and benefits package