James Lewis Recruitment | Welwyn Garden City, United Kingdom | Posted June 27, 2026
Position Overview
Electrical Supervisor
Welwyn Garden City / Harlow | Data Centres | Permanent
£60,000 - £70,000
If you’re an Electrical Supervisor who wants to work on data centre projects without being stuck on one huge site for years, this is a good opportunity to take ownership across a number of technically important schemes.
You’ll be working across data centre projects in Welwyn Garden City and Harlow, with individual projects around the £1m mark. The work is expected to involve critical electrical infrastructure, white space upgrades, containment, LV power, structured cabling, security systems, controls interfaces, commissioning support and live environment coordination.
These are not basic commercial installs. They are fast-moving data centre projects where quality, sequencing, access, safety and communication all need to be controlled properly.
The role
You’ll be responsible for supervising electrical works on site, making sure labour, subcontractors and specialist install...