Job Description

About the role

This is an exciting opportunity to join an expanding terminal, which is of strategic national importance to UK energy infrastructure and security of supply. We're the largest terminal in Europe and eighth largest in the world by tank capacity with a site that spans over 600 acres in total.


Grain LNG is a vast and complex site--spanning over 600 acres and holding strategic national importance for the UK's energy infrastructure. As the largest LNG terminal in Europe and eighth largest globally by tank capacity, we offer an unmatched opportunity to work with a wide range of advanced equipment and systems.


We're looking for an

Electrical Terminal Technician - SAP

with a passion for high voltage systems and a drive to work on critical infrastructure. If you have experience in HV switching operations, creating switching schedules, and Senior Authorised Person (SAP) duties, we want to hear from you.


This is a hands-on, high-impact role where you'll be part of a team maintaining and operating some of the most advanced electrical assets in the energy sector.


The role is based on site at the Isle of Grain, so due to the location, you will require a full UK driving licence.

What you'll do

You'll carry out a wide range of electrical maintenance and operational tasks across a diverse and dynamic site, including:

Switchgear and breaker maintenance HV/LV motor maintenance Transformer maintenance Compressor and generator maintenance Protection testing Switching preparedness and operation Fault finding and condition monitoring Hazardous area inspections

You'll also:

Lead and support HV switching operations, including the creation and execution of switching schedules Carry out electrical isolations and act as site contact under the terminal permit system Provide technical standby cover and emergency response readiness in line with EIMS requirements Monitor contractor performance and ensure safe, timely, and high-quality delivery of services Support the design, construction, and commissioning of new assets, including upgrades and minor modifications Contribute to the development and review of emergency, safety, operational, and environmental procedures

This is a rare opportunity to work on a site of this scale and complexity. You'll be exposed to a huge variety of equipment and systems--and we'll provide full training to help you grow into the role, including GLNG SAP authorisation.

What you'll need

Hands-on experience with HV switching operations, switching schedules, and SAP responsibilities preferred Practical knowledge of electrical systems including switchgear, transformers, generators, and motors In-depth understanding of electrical systems from 24V up to 11kV Experience in electrical protection testing and commissioning (desirable) Ability to interpret electrical schematics and write ISSOW safety documentation Familiarity with COMAH regulations, hazardous areas and safety protocols on top-tier sites Environmental awareness and emergency response capability Strong planning, communication, and contractor management skills Relevant qualifications: HNC in Engineering (or willingness to work towards), NEBOSH/IOSH, COMPEX, or HV Operations Course

What you'll get

Competitive salary:

43,315-56,055

per annum

(based on capability) Market supplement: 5,000 per annum Shift allowance: 13.5% (5,847-7,567) Standby allowance: 5,616 per annum (based on 13 weeks/year) Annual leave: 25 days (rising to 26 after two years) + statutory holidays Holiday flexibility: Buy or sell additional days Pension: Double-matched contributions up to 12% Professional development: Financial support for memberships, courses, exams, and study leave Flexible benefits: Share plans, salary sacrifice schemes, matched charity giving Family care: Backup care service (6 paid days/year, with option to purchase more) Wellbeing support: Access to health, fitness, and mental wellbeing apps

More Information

This role closes on

10th September 2025 at 23:59

, however we encourage candidates to submit their application as early as possible and not wait until the published closing date as this can vary.


We work towards the highest standards in everything we do, including how we support, value and develop our people. Our aim is to encourage and support employees to thrive and be the best they can be.


We celebrate the difference people can bring into our organisation, and welcome and encourage applicants with diverse experiences and backgrounds, and offer flexible and tailored support, at home and in the office.