Kier Group
Supervisor
SL9 0BG
Key information
- Pay
- Salary not listed
- Hours
- Full-time
- Contract
- Permanent
- Posted date
- 22 Oct 2026
- Closing date
- 21 Nov 2026
About this role
We're looking for a Working Electrical Supervisor to join our Wastewater Asset Assurance Programme (WAAP) team based in Thames Valley.
Location
Thames Valley - Site Based
Hours
45 hours per week - some flexibility on hours available if desired, just let us know when you speak to us.
We are unable to offer certificates of sponsorship to any candidates in this role.
As a Working Electrical Supervisor, you'll carry out hands-on electrical installation works on Thames Water sites for both permanent and temporary installs. You'll supervise other Kier electricians ensuring their works meet the appropriate standards, and carry out electrical inspection and testing. You'll form an early cornerstone for a developing self-delivery team, complementing our already established MEICA delivery team. Kier is a strategic partner to Thames Water, providing design and build services for new and existing infrastructure and non-infrastructure assets.
What will you be responsible for?
As a Working Electrical Supervisor, you'll be working within the Wastewater Asset Assurance Programme (WAAP) team, supporting them in delivering electrical installation and supervision services. Your day to day will include:
-Installing low-voltage electrical systems, including temporary and permanent works, containment systems, power and control cables, and testing installations
-Supervising Kier electricians and providing mentorship to electrical apprentices
-Producing and reviewing electrical RAMS, managing project ITPs, and maintaining electrical safety documentation
-Providing safe isolations of LV electrical systems and issuing electrical safety documents including Permit to Work and Isolation Certificates
-Conducting electrical audits and ensuring installation works align with Thames Water asset standards
What are we looking for?
This role of Working Electrical Supervisor is great for you if
-You hold a Full driving licence and have a relevant JIB Gold Card or ECS card
-You have C&G 2330 or 2360 in electrical installations, NVQ Level 3 in electrical installations, and IEE 18th edition wiring regulations
-You hold SMSTS, Confined Spaces, and C&G 2391 Inspect and Test qualifications
-You have demonstrable experience in the Water Industry with strong judgement and problem-solving skills
-You have a good working knowledge of sewage and water treatment processes, systems, and typical M&E plant and equipment
We're all about finding potential here at Kier, and transferrable skills are always welcome! So, even if you don't tick every box, please apply and we can have a chat.
Rewards and benefits
We're proud to be able to offer our brilliant people a wide variety of benefits that you can tailor to your needs. You can see more information of benefits here.
Diversity and inclusion
Making Kier a diverse and inclusive place to work is a huge priority for us. We're proud of the steps we've taken so far, but we know we must always do more. Our employees are key in shaping Kier's diversity and inclusion initiatives and our people have made a huge impact on how we work, by using their experiences to shape our policies. You can see our D&I action plan here. As a Disability Confident employer, we will ensure that a fair and proportionate number of disabled applicants that meet the minimum criteria for this role will be offered an interview.
We look forward to seeing your application to #joinkier.