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Mars UK • GBR-Somerset-Castle Cary | United Kingdom

Multi Skilled Engineer

Employment type:  Full time
Salary:  £45,000 – £50,600 per annum
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Job Description

Job Description:

📍 Castle Cary
💷 £45,000– £50,600 (including shift allowance, DOE)
🎁 + £2,500 Welcome Bonus, Performance Bonus & Exceptional Benefits

🕒 32 Hrs a week – Shift Pattern:

  • Saturday & Sunday alternating weekly between (nights) 10pm-10am & (days) 10am-10pm
  • Weekday-1x shift - Mon-Fri 8am-4pm/6am-2pm

🌟 Why Join Us?

We care about the world and your future. Mars offers competitive compensation and benefits along with some great perks, like fun freebies and best-in-class development. As a Mars Associate, you have our ongoing commitment to your growth and development as you work across our world-famous brands. The world we want tomorrow starts with how we do business today, and we're here to support you every step of the way.

💼 The Role

We are seeking a proactive and highly capable Multi-Skilled Engineer to join our technical team at the Mars Petcare manufacturing facility in Castle Cary. In this critical site-based role, you will be responsible for ensuring maximum plant reliability, efficiency, and safety across our production and packaging lines.

You will deliver both planned preventative maintenance (PPM) and rapid breakdown response. As a key member of our engineering community, you will collaborate closely with operations to drive continuous improvement, minimize downtime, and uphold the world-class safety and quality standards that define Mars Petcare.

⭐ What’s in it for you?

  • Welcome Bonus paid in your first week’s salary
  • Career growth opportunities with structured development & Mars University
  • Private healthcare + equal parental leave
  • 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 perks on site: parking, Lavazza coffee, tea, fruit twice a week, and access to our employee shop

✅ What We’re Looking For

  • Qualified Engineer: Approved apprenticeship, NVQ Level 3, ONC, or equivalent qualification in Mechanical or Electrical Engineering.
  • Multi-Skilled Competency: Proven hands-on experience executing both electrical and mechanical maintenance, fault-finding, and diagnostics in a fast-paced manufacturing or production environment.
  • Safety First Mindset: Strong understanding of Health, Safety, and Environment (HSE) guidelines, including Permit to Work systems, LOTO (Lock Out Tag Out), and risk assessments.
  • Communication & Collaboration: Excellent interpersonal and teamwork skills, with the ability to communicate technical handovers and machinery statuses clearly to operational peers.
  • Own transport is essential due to the site location

🔧 Key Responsibilities

  • Planned & Reactive Maintenance: Execute scheduled preventative maintenance routines (PPMs) and provide high-quality, rapid-response fault diagnosis and repairs to minimize production downtime.
  • Safety & Compliance Leadership: Actively support and drive the highest Health, Safety, and Quality standards across the site, ensuring all engineering activities comply with Mars policies and UK legislative requirements.
  • Continuous Improvement: Identify opportunities to optimize machine performance, modify equipment layouts, and implement sustainable technical solutions that enhance plant reliability and decrease waste.
  • Collaboration & Detailed Documentation: Maintain accurate maintenance logs, update CMMS data, and deliver clear, structured shift handovers to ensure seamless continuity for weekday engineering teams.

🌍 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
Apply now

Company benefits

Open to part-time employees
Open to job sharing
Open to compressed hours
Sabbaticals
Enhanced maternity leave – 26 weeks at 90% pay
Enhanced paternity leave – 26 weeks at 90% pay
24 days annual leave + bank holidays
“Pawternity” leave
Pregnancy loss leave
Bank holiday swaps
Shared parental leave
Adoption leave
Family health insurance
Pregnancy support
Neonatal leave
Faith rooms
Meditation space
Dog friendly office
Dog friendly co-working space
Annual bonus
Employee discounts
Cinema discounts
Referral bonus
Joining bonus
Cycle to work scheme
Electric Car Salary Sacrifice
Enhanced pension match/contribution
Theme park discounts
Lunch and learns
In house training
Learning license
Studying sabbaticals
Open to part time work for some roles

Working at Mars UK

Company employees:

4,000 In the UK

Gender diversity (m:f):

57:43

Hiring in countries

Argentina

Australia

Austria

Belgium

Brazil

Bulgaria

Canada

China

Czechia

Denmark

Egypt

Estonia

Finland

Awards & Accreditations

1st - Most Family Friendly Company

1st - Most Family Friendly Company

Flexa awards 2026
3rd - Best Workplace Benefits

3rd - Best Workplace Benefits

Flexa awards 2026
Most loved - Large companies

Top 5 - Most loved - Large companies

Flexa awards 2026
Best Work-Life Balance

Top 10 - Best Work-Life Balance

Flexa awards 2026
1st - Most Family Friendly Company

1st - Most Family Friendly Company

Flexa awards 2025
2nd – Pet Friendly

2nd – Pet Friendly

Flexa awards 2025
Most Flexible Company

Top 5 - Most Flexible Company

Flexa awards 2025
Most Inclusive Company

Top 5 - Most Inclusive Company

Flexa awards 2025
Best Work-Life Balance

Top 10 - Best Work-Life Balance

Flexa awards 2025
Best Career Progression

Top 10 - Best Career Progression

Flexa awards 2025
Best Workplace Culture

Best Workplace Culture

Flexa awards 2025
Best Workplace Benefits

Best Workplace Benefits

Flexa awards 2025
1st – Large companies

1st – Large companies

Flexa100 2024
Consumer Goods

Consumer Goods

Industry awards 2023
3rd – Large companies

3rd – Large companies

Flexa100 2023
Retail & Ecommerce

Retail & Ecommerce

Industry awards 2022

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