The Site Service Engineer is responsible for providing instruction and practical assistance with condition monitoring equipment and resources to both ET Operations Staff and contractors working on National Grid’s behalf as required. They support and manage the day-to-day activities of the team, ensuring customer satisfaction. Additionally, they participate in all assurance and audit-related activities, creating and formalising processes for the various support functions within Site Services in collaboration with the Site Services Manager to aid and deliver for the wider teams.

They manage the condition monitoring team across various locations and oversee the operation of the equipment, including its in and out processes. Furthermore, they coordinate and assist the Site Services Manager and other Site Services Engineers with the existing transformer spares storage facility and potential future locations.

This role will be based in Sundon, Charlton and require some travel. We’re happy to discuss any additional flexibility in working patterns or requirements that you feel could help to make this job work for you!

What You'll Do

• Line management and delivering performance of team members. Dealing with sickness management, discipline, performance reviews, and creating a performance driven culture.
• Lead and manage planned and unplanned maintenance, site routines, and non- outage defects. Ensuring that all work is planned appropriately with the capabilities to complete the work, with staff selected for the work in accordance with National Grid processes and procedures.
• Lead on embedding the principles of Process and Performance excellence, responsible for the management of performance information and reports on performance, assurance and driving best practice sharing.
• Ensure that everyone is set to work in accordance with National Grids processes and procedures, including provision of risk assessments and method statements, and that tool box talks take place.
• Monitor, review and progress work undertaken by contractors.
• Carry out cross site safety inspections when required to assist others in engineering services.
• Participate in all corporate audit reviews and external audits to maintain accreditations and continued operation of all activities.
• Participate in the facilitation of creating synergies between departments.
• Liaise with wider Site Services team and Asset Management to share best practise and continuous improvement.
• Maintain good relationships with suppliers on the approved list to ensure we can deliver what is required when its required.
• Ensure teams training and competencies are maintained
• Ensure training and competencies are kept up to date and relevant.

What You'll Have

• NVQ Level 3 in an engineering discipline / Relevant Experience.
• Full driving license.
• NEBOSH or equivalent qualification.
• Project Management PFQ or relevant experience.
• Provide advise and equipment when available to support operations delivery.
• Excellent influencing and team working skills to ensure delivery standards are met and maintained.
• Experience of delivering performance improvement in an operation and maintenance related discipline.
• Previous experience supervising others.
• Experience in project management / process improvement.
• Effective planning, resource management, communication, leadership and supervisory skills to lead large groups of staff to achieve efficient completion of tasks.
• Demonstrate a self-help approach to common work-related problems, using IT systems to resolve them.

Don’t meet every single requirement? Studies have shown that women and people of colour are less likely to apply for jobs unless they meet every single qualification. At National Grid, we are committed to building a diverse, inclusive, and authentic workplace for everyone. So, if you’re excited about this role but your experience or qualifications don’t match the job description exactly, we encourage you to apply anyway. You might just be the right person for our growing business in this role or another one.

What You'll Get

Up To £58,750 dependent on experience.

Plus:

• Annual Bonus (based on personal and company performance) and annual salary review.
• Competitive contributory pension scheme (we double-match your contribution to a max company contribution of 12%.
• 26 days holiday (plus the opportunity to buy more each year).
• Life Insurance at 10 x your basic salary.
• Financial support to help cover the cost of professional membership subscriptions, course fees, books, exam fees and time off for study leave – relevant to your role.
• Family care benefits including a back-up care service for when your usual care arrangements fall through (six paid days each year as standard with the option to purchase further days).
• Access to apps which support health, fitness and wellbeing.
• Career development, ongoing training and support, career progression and plenty of opportunity to progress!

Further Information

This is an Onsite role with travel required. The closing date for this vacancy is midnight 26 January 2026, with interviews due to take place w/c 16 February 26 onwards. We encourage candidates to submit their applications as early as possible and not to wait until the published closing date. National Grid’s recruitment periods can and may vary. We reserve the right to remove this advert or close it to further applications at any point during the recruitment process.

About Us

Every day we deliver safe and secure energy to homes, communities, and businesses. We are there when people need us the most. We connect people to the energy they need for the lives they live. The pace of change in society and our industry is accelerating and our expertise and track record puts us in an unparalleled position to shape the sustainable future of our industry. To be successful we must anticipate the needs of our customers, reducing the cost of energy delivery today and pioneering the flexible energy systems of tomorrow. This requires us to deliver on our promises and always look for new opportunities to grow, both ourselves and our business

At National Grid, 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. Our goal is to drive, develop and operate our business in a way that results in a more inclusive culture. All employment is decided on the basis of qualifications, the innovation from diverse teams & perspectives and business need. We are committed to building a workforce so we can represent the communities we serve and have a working environment in which each individual feels valued, respected, fairly treated, and able to reach their full potential.

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