Senior Security Installation and Commissioning Engineer (CCTV and Access Control) - £46,000-£55,000 - Full Time - North London About the role: Our client is a well-established security company on the lookout for an experienced Senior Security Installation and Commissioning Engineer to join their rapidly growing team. You will use your integrated security solutions knowledge such as access controls, biometric systems, CCTV and surveillance, remote monitoring and intruder alarms to operate autonomously across live client sites. Key responsibilities: Deliver high-quality installation, testing and system readiness across fire and security systems Configure, test and verify devices to ensure systems are operational, compliant and ready for handover Oversee and support system testing and commissioning, confirming equipment is correctly installed, powered and functioning as intended Diagnose and resolve installation and device-level technical issues, applying sound technical judgement Escalate system integration or networking issues to IT or specialist teams where required Act as the senior technical point of contact on site, maintaining clear and professional communication Supervise and support less experienced engineers on site, setting standards for quality, safety and best practice Maintain accurate installation, testing and handover documentation Ensure all works comply with British Standards, company procedures and health and safety requirements ..... full job details .....