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Substation Tester

Description - External

Salary: £53,599 – £62,173
Contract Type: London Underground
Location: Tufnell Park, N19 (prepared to travel all over the London Underground
system and its supply distribution network)

Be the Power Behind The Tube
London Underground would like to offer you the opportunity to join our inclusive and diverse workforce; proudly reflecting the city that we serve.

London Underground has the largest private electrical distribution network in the country requiring multi-disciplined technical staff to maintain the infrastructure. We have an opportunity in the field of substation maintenance for a Substation Tester.

You will be responsible for undertaking, servicing and first-line fault attendance and repair of all plant and equipment under the control of Power Delivery.

You will ensure that the assets are serviced in accordance with set specifications to meet safety and operational criteria in order to provide an efficient and continuous power supplies to the London Underground railway system.

You will also be responsible for the operation and switching of Power Delivery’s assets – locally and manually

Key Accountabilities

• Fault finding and first line fault repair of HV (22kv and 11kV) Switchgear, DC Traction Switchgear, LV Switchgear, Signal Contactors, Frequency Changers and Rotary Convertors, Battery Chargers and Battery Systems and Compressed Air Equipment
• Isolation and Earthing of Substation Plant and the issue and cancellation of associated Safety Documentation.
• Servicing (clean, inspect, calibration checks in accordance with WI and associated check sheets & report) of DC switchgear and frequency changers.
• Maintenance, fault finding and repair of substation/station batteries and associated charging equipment. Assembly of battery systems and connection of hospital sets.
• Undertake work on live AC and DC apparatus, conductors or equipment up to 1kV whilst conforming to Power Delivery Live Work Procedures.
• Assist Fitting Teams while on standby duties.
• Use meters and instruments (e.g. Multi-Meters, IR (Megger) Test Sets, HV Switchgear Profiler, DC Traction Meters, Battery Impedance Test Equipment, Ultra-tev Devices, IR Detectors and Humidity Meters) and record readings.
• Drive vehicles, clean them and carry out vehicle checks as required
• Operate communication / data transmission and display equipment.
• Operate mechanical aids and use portable equipment.
• Take substations/switch houses etc onto local/manual control.
• Undertake regular inspections of plant and site conditions; monitor and log plant instrumentation and record and report any defects/abnormalities.
• Ensure that the work of staff acting under your control is carried out in accordance with Safety instructions.
• Act as Site Person in Charge as required.
• Undertake domestic cleaning of substations, transformer rooms, switch houses etc.
• Prepare defect reports.

Skills, Knowledge & Experience

Skills

• Ability to interpret, understand and apply technical drawings (Essential)
• Hold a valid Full UK driving Licence (Essential)

Knowledge

• Recognised electrical apprenticeship (Essential)
• Electrical Engineering Qualification (City and Guilds/ONC) or equivalent (Essential)
• Proficient in the use of electrical test equipment used to determine the condition of plant & equipment (Essential)
• You will have sound theoretical electrical knowledge of dc batteries and chargers and supplies, standby power supplies and three phase ac electrical supplies, transformer principles, ac & dc switchgear operation, the fundamentals of circuit protection and earthing arrangements. (Desirable)

Experience

• Relevant electrical power experience (Fitting skills) (Essential)
• Experience working with electrical test equipment to determine the condition of plant or equipment. (Essential)
• Experience isolating HV plant (Desirable)
• Experience working to HV/LV rules (Desirable)

Equality and Diversity

We are an equal opportunity employer and value diversity. We do not discriminate on the basis of race, religion, ethnicity, gender, sexual orientation, and age or disability status.

Application Process

Please apply using your CV and a two-page covering letter. Think carefully about the skills, knowledge and experience in the advert and cover this in your CV and cover letter.

The closing date for applications is Sunday 23rd April 2023 @ 23:59 hours

Additional Information:

We have a number of vacancies

Shift Pattern: 2 weeks of days and 1 week of nights on rotation.

This is a safety critical role so you will need to get clearance from our Occupational Health team before you start.

Benefits

In return for your commitment and expertise, you will enjoy excellent benefits and scope to grow. Rewards vary according to the business area but mostly include:

• Final salary pension scheme
• Free travel for you on the TfL network
• A 75% discount on National Rail Season Ticket and interest free loan
• 29 days annual leave plus public and bank holidays
• Tax-efficient cycle-to-work programme
• Retail, health, leisure and travel offers
• Discounted Eurostar travel