HV Commissioning Engineer

HV Commissioning Engineer 9 month contract £600/day - Outside IR35 Hertfordshire - site-based RESPONSIBILITIES: * Carry out testing and commissioning of HV electrical equipment * Support commissioning activities across…

Outside IR35 Engineering
Pay rate £75/hour
Contract type Contract
Posted 14 October 2026

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About this contract

HV Commissioning Engineer
9 month contract
£600/day - Outside IR35
Hertfordshire - site-based

RESPONSIBILITIES:
* Carry out testing and commissioning of HV electrical equipment
* Support commissioning activities across substations and distribution networks
* Test switchgear, protection systems and associated electrical plant
* Complete commissioning procedures, test sheets and technical documentation
* Identify faults and resolve commissioning issues
* Ensure work complies with approved procedures and safety requirements
* Liaise with project managers, engineers and site teams
* Support energisation, handover and completion activities

SKILLS / REQUIREMENTS:
* Proven HV testing and commissioning experience
* Experience across 11kV, 33kV and/or 132kV networks
* Knowledge of substation equipment and protection systems
* Ability to interpret electrical drawings and technical documentation
* Experience completing commissioning records and test reports
* Strong understanding of electrical safety and safe systems of work

CERTIFICATIONS:
* Relevant HV authorisations and electrical safety qualifications

DESIRABLE:
* UKPN network experience
* Protection and control testing experience
* Experience commissioning newly installed substation equipment

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