HV LV Technician

The Technician role is to ensure effective delivery of all planned construction and operations, inspections and maintenance functions on High Speed 1 Client infrastructure. The position will incorporate construction, operation and maintenance and is a multi site role. The Technician is responsible for delivery of all aspects of inspections, construction and maintenance activities.

The Maintenance Technicians role is to undertake the construction and maintenance of the UK Power Networks Services owned Client assets or other assets as directed by the Lead Operational Engineer. The technician will be working for the onsite Senior Authorised Person who is responsible for Safety & ensuring that there is no disruption to the electricity supply.

Although based at the site above and principally working on the HS1 Project the candidate will be expected to develop their skills and authorisations to be able to work on any of the projects within UKPN Services.

Principal Accountabilities

• Construction and Maintenance of the UK Power Networks owned assets through the range 400kV to 433v & 400v


• Assist the Operational Engineers in meeting maintenance targets on time and within budget,


• Basic testing of protection systems and devices


• Construction and Maintenance of LV & HV switchgear, the Control and Protection Systems


• Construction and Maintenance of specialist client equipment including SVCs and Load Balancers.


• Basic testing of protection systems, switchgear and devices


• With further possible progression to AP


• Operate and update Asset database in respect of project activities


• Contribute to fault investigations and repairs as required.


• Competent to carry out planned substation inspections and maintenance,


• Conversant with manufacturers maintenance regimes,


• Comply with UK Power Networks Services inspection and maintenance policies and procedures (adhere to maintenance job plans),


• Use of the asset management system (SAP) for recording on-site work undertaken;


• Authorised to operate on the high and low voltage systems and competent to receive safety documentation,


• Competent to supervise contractors,


• Competent in HV LV fitting skills,


• Carry out reactive and minor construction work for distribution system up keep,


• Maintain records of all completed operations, inspections and maintenance; test sheets and safety documentation,


• Stand-by duties,


Duties General:


• Assist the Lead Operational Engineer in maintaining the very best in client relationships,


• Adhere to the requirements detailed in Method Statements and Risk Assessments,


• Embrace "ZERO HARM" working interdependently and "IPR" content,


• Competent to write and adhere to the requirements detailed in Method Statements and Risk Assessments,


• Compliance with UK Power Networks Services Policies and Procedures covering all matters related to Health, Safety, Quality and the Environment,


• Identifying and reporting of hazards and rectifying where necessary,


• Relevant Safety Qualification such as IOSH


• Comply with UK Power Networks Services purchasing policies and procedures,


• Timely and accurate completion of timesheets and relevant expenses claims,


• Self-motivated and able to work with the minimum of supervision.


• Attend and contribute to team briefings, meetings and committees as required,


• To carry out any duties commensurate to your grade.


Nature and Scope

The jobholder will be a key member of the HS1 maintenance team and must be able to work closely with departmental management.

The post holder will in most cases report to the Operational Engineer and be responsible for the delivery of the scheduled operations, inspections and maintenance work.

The jobholder will be principally accountable for ensuring that all operations, inspections and maintenance activities are completed on time, together with addressing reactive (unplanned) and outstanding work that has been deferred due to operational or customer reasons.

The jobholder principal challenge is to ensure that all operation, inspections and maintenance activities are delivered as necessary in conjunction with the required inspection and maintenance plan each year.

Provide integral support within the team as necessary. Attend and contribute to team briefings, meetings and committees as required.

Although based at the site above and principally working on the HS1 Project the candidate will be expected to develop their skills and authorisations to be able to work on any of the projects within UKPN Services., Managers and supervisors carry both legal and company responsibilities for ensuring the health and safety of their employees, those under their control and those who might be affected by the work undertaken, i.e. public, visitors and employees of other organisations. This includes briefing individuals working for them and ensuring there is the necessary understanding, competence and application of requirements to work safely and without harming the environment.

Employees will ensure they fully understand the health and safety risks involved in their work activities and their responsibility to apply the controls needed to manage those risks to acceptable levels. Similarly where work activities can have an adverse impact upon the environment, and particularly where there are legal requirements, employees will understand those impacts and the controls they must ensure are applied.

Employees need to be aware that for some craft and operational roles that work at height, or use fall arrest devices, there is an upper weight limit of 116Kg due to maximum safe working load of the safety equipment that is used.


• A completed apprenticehship and traceable industry experience, post apprenticeship.


• City & Guilds NVQ Level 3 or equivalent in Electrical Engineering


• Mechanical experience


• Experience in HV & LV Operational Construction and Maintenance work planning.


• Traceable work history.


• Criminal Record Check.


• Ability to obtain a Client Infrastructure Security Passes as required.


• Medical & Drugs and Alcohol screening


• Full drivers licence.


• Competent Person to receive HV & LV safety documentation.


• Understand distribution safety rules and the competency structure around HV.


• Operational understanding systems through the range 400kV to 433v & 400v.


• Experience of undertaking routine inspection and maintenance activities for HV & LV Assets.


• Use of the Asset Management System (SAP).


• Confined space experience/training.


• PASMA certified for prefabricated scaffold erection.


• Compliance with UK Power Networks Services O&M Policies and Procedures relating to Health, Safety, Quality and the Environment.


• Adhere to the requirements detailed in Method Statements and Risk Assessments.


• Identifying and reporting of hazards and rectifying where necessary.


• The individual will need to be self-motivated and able to work independently with flexibility and an adaptable approach to problem solving is essential.


• Competent to undertake maintenance and construction activities on a range of HV, LV equipment including transmission and distribution equipment


• A pro active approach to carrying out a range of activities including cleaning of substations and any other duties required by the lead operational engineer.