Our client is a fast growth tech company providing IT and Comms technology to small and medium businesses throughout the UK. They are looking for a skilled and enthusiastic 2nd Line VoIP Engineer with experience in the ICT sector, particularly in VoIP/SIP and IP networks. The successful candidate will handle 2nd-line technical tickets, resolve and triage issues, and, when necessary, escalate them to the engineering team. This role may also involve visiting customer sites for on-site support. Main duties: Handle 2nd line tickets requiring technical support for VoIP systems Troubleshoot and resolve VoIP, SIP and networking related issues Investigate and monitor telecoms, WI-FI and networking issues Visit client sites to diagnose and repair VoIP services Deliver first class customer service at all times. Experience required: Proven knowledge and experience with VoIP technologies, SIP messaging, call flows and packet capture analysis. Strong understanding of IP networks, TCP/IP and troubleshooting network related issues. Familiarity with IP PBX systems and their configuration Ability to troubleshoot Full driving license Preferred Qualifications: Certifications in relevant technologies (CompTIA, Network+, CCNA) Experience with specific VoIP platforms (Asterisk, Hosted Cloud Telephony) Familiarity with network monitoring tools and software This is an excellent opportunity to join an extremely fast growth technology company with a nationwide presence. This role is Monday to Fr