Electrical Supervisor

Navartis; Twickenham; On-site; GBP 80,000 - 100,000; Full time

Job summary

A leading infrastructure firm is seeking an experienced Electrical Supervisor to oversee electrical installation and maintenance on Thames Water sewage treatment plants in Twickenham. This long-term role offers job security through a 5-year framework, with responsibilities including supervising mechanical works and managing teams on site. Candidates must possess a valid CSCS card, relevant certifications, and proven experience in similar environments. This position guarantees consistent work and a stable earning potential.

Benefits

Secure long-term work

Stable site location

Opportunity to progress in future phases

Qualifications

• Proven experience working as a Mechanical Supervisor.
• Background in utilities, water/wastewater, or heavy engineering environments.

Responsibilities

• Supervising mechanical works on Thames Water sewerage treatment plants.
• Day-to-day site management.
• Coordinating mechanical labour, materials, and plant.
• Ensuring works are delivered safely and to specification.
• Leading and managing mechanical operatives and subcontractors.
• Working closely with project and site management teams.
• Enforcing high health & safety standards.

Skills

Valid CSCS card

SSSTS or SMSTS certification

Strong leadership

Organisational skills

Communication skills

Education

Electrical Apprenticeship or NVQ or Electrical installation qualification

Job description

Electrical Supervisor – Thames Water Sewerage Treatment Plants (Twickenham)

We are currently recruiting for an experienced Electrical Supervisor to work on Thames Water sewage treatment plant based in Twickenham. This is an excellent opportunity for a Electrical Supervisor looking for long-term, stable work on a 5-year framework, offering job security, continuity, and consistent earnings.

As a Mechanical Supervisor, you will be site-based 5 days per week, overseeing Electrical installation, maintenance, and refurbishment works within live water and wastewater environments. This role is ideal for a Electrical Supervisor with a strong Electrical background who values longevity and stability.

As a Electrical Supervisor, your duties will include:

• Supervising mechanical works on Thames Water sewerage treatment plants
• Day-to-day site management as a Electrical Supervisor
• Coordinating mechanical labour, materials, and plant
• Ensuring works are delivered safely, on programme, and to specification
• Leading and managing mechanical operatives and subcontractors
• Working closely with project and site management teams
• Enforcing high health & safety standards at all times

Requirements – Electrical Supervisor

To be successful in this Electrical Supervisor role, you must have:

• Valid CSCS card
• SSSTS or SMSTS certification
• A Electrical Apprenticeship, NVQ (minimum requirement) or Electrical installation qualification
• Proven experience working as a Mechanical Supervisor
• Background in utilities, water/wastewater, or heavy engineering environments
• Strong leadership, organisational, and communication skills

Location & Working Pattern

• Based on site in Twickenham
• 5 days per week on site
• 6 month rolling contract
• Working on live Thames Water sewage treatment plants

Rate & Contract Details – Electrical Supervisor

• Inside IR35
• Long-term contract on a secured 5-year framework

Why This Electrical Supervisor Role? – Long-Term Security

This Electrical Supervisor position offers genuine long-term stability through a 5-year Thames Water framework. Unlike short-term contracts, this role provides consistent work, reliable income, and the opportunity to build a long-term future as a Electrical Supervisor on essential UK infrastructure projects.

Benefits include:

• Secure long-term work
• Stable site location and programme
• Opportunity to progress within future framework phases