Electrical / Mechanical Maintenance Technician

Affinity Water; Saffron Walden; On-site; GBP 44,000 - 52,000; Full time

Job summary

A leading water services provider is looking for an Electrical / Mechanical Maintenance Technician in Saffron Walden to maintain and improve water treatment infrastructure. The ideal candidate will have strong electrical and mechanical fault-finding skills, a suitable qualification, and a proactive attitude. This role offers a salary up to £51,851, including various benefits such as a company van, annual bonus, and learning opportunities.

Benefits

Company van + fuel card

Full uniform and equipment provided

Annual bonus scheme

24 days' annual leave + option to buy 5 extra days

Family-friendly policies

Wellbeing support

Qualifications

• Proven experience in a maintenance engineering role.
• Strong electrical and mechanical fault-finding and diagnostic skills.
• Knowledge of PLCs, motors, and the ability to interpret electrical schematic drawings.

Responsibilities

• Climb water towers for inspections.
• Diagnose and repair pump failures.
• Conduct planned and preventative maintenance to reduce breakdowns.

Skills

Electrical fault-finding

Mechanical fault-finding

PLC systems

Diagnostic skills

Health & safety regulations

Education

City and Guilds Electrical Installation Level 3 or equivalent

Job description

Overview

We're on the lookout for a skilled Electrical / Mechanical Maintenance Technician to play a crucial role in keeping our water treatment works, booster sites, reservoirs, and towers running smoothly. If you love problem-solving, hands-on technical work, and collaborating with a talented team, this could be the perfect fit. This role focuses on maintaining critical water infrastructure to ensure reliable supply in the region.

What You'll Be Doing

• Climb water towers for inspections
• Diagnose and repair a pump failure
• Investigate an electrical fault inside a control panel
• Carry out routine calibrations on critical equipment
• Take a reservoir out of supply for essential maintenance
• Expect a mix of planned work and unexpected challenges — it keeps things exciting
• Perform electrical & mechanical fault-finding, repairs, and maintenance on critical water treatment infrastructure
• Interrogate PLC systems and work with complex treatment processes
• Conduct planned and preventative maintenance to reduce breakdowns and improve efficiency
• Diagnose and troubleshoot faults to keep downtime to a minimum
• Collaborate with the production team and other departments to ensure seamless operations
• Ensure compliance with water quality and health & safety regulations

Qualifications

• City and Guilds Electrical Installation Level 3 or equivalent
• Proven experience in a maintenance engineering role
• Strong electrical and mechanical fault-finding and diagnostic skills
• Knowledge of PLCs, motors, and the ability to interpret electrical schematic drawings
• Understanding of health & safety regulations
• A positive, adaptable attitude as you’ll be tackling new challenges daily

About Affinity Water

Affinity Water are the UK’s largest water-only company. Our site in Harlow brings together a talented and experienced team to deliver essential water services.

Rewards and Benefits

• Up to £51,851 salary (includes a 1-in-5 standby payment of £6,611)
• Company van + fuel card
• Full uniform and equipment provided
• Operational hours: Mon-Thu 08:00-16:00, Fri 08:00-15:30
• Learning & development opportunities, including mentoring and formal training
• Annual bonus scheme based on company performance
• 24 days' annual leave (rising with service) + option to buy up to 5 extra days
• Additional 'Celebration Day'—take time off for a special occasion that matters to you
• Pension scheme: We'll double your contributions (up to 12%)
• Family-friendly policies, including enhanced maternity, paternity, adoption, and fertility support
• Wellbeing support, including mental health resources and medical discounts
• Volunteering days: Up to 4 paid days per year to give back to the community
• Life Assurance for peace of mind