Join a Growing Team Delivering Cutting-Edge Security Solutions Are you an experienced security systems engineer who thrives on solving technical challenges, supporting customers, and working with advanced electronic security technologies? This role offers autonomy, variety, and the opportunity to help shape and mentor a growing engineering team. As a Senior Security Engineer, you''ll play a vital role in ensuring the reliability, performance, and safety of electronic security systems for a diverse portfolio of clients across London and the Southeast. ? What You''ll Be Doing Carry out regular maintenance, testing and troubleshooting on a wide range of electronic security systems.Deliver reactive service visits in line with customer service level agreements.Complete planned preventive maintenance to keep systems running smoothly.Provide expert technical advice and customer support, ensuring client issues are resolved efficiently.Ensure all work meets health and safety regulations, industry standards, and internal policies.Keep accurate records, including service reports, maintenance logs, and fault findings.Work closely with service administration and engineering colleagues to deliver exceptional service.Participate in the team''s 24-hour callout rota.Support the development of the service department by mentoring junior engineers as the business continues to grow. Skills You''ll Bring Strong diagnostic and problem-solving abilities.Excellent understanding of industry standa