Telecom Support Engineer (Service Desk)

Salary: £28,000 - 32,000 per year

Requirements:

• We need someone with proven, hands-on experience within a telecom or communications provider, or a closely comparable environment and technology stack.
• We require strong experience across UCaaS / hosted telephony and data connectivity.
• We need excellent verbal and written communication, with confidence speaking to customers, internal teams, and suppliers.
• We need solid networking fundamentals, including TCP/IP, VLANs, routing, and switching.
• We need confidence configuring routers and troubleshooting connectivity issues.
• We need a strong ownership mindset and the ability to see issues through to resolution.
• We are looking for someone with at least 2-3 years experience in a telecom support or technical engineering role.
• We require demonstrable troubleshooting and diagnostic skills.
• We prefer candidates with a full UK driving licence.
• We require candidates who are comfortable working full-time from our Belfast office.
• We need a positive, collaborative, and customer-focused approach.
• We require work authorisation for the United Kingdom.
• We prefer applicants who live permanently within Northern Ireland.

Responsibilities:

• We own and resolve telecom support tickets across the full range of complexity, from routine requests to complex technical escalations.
• We diagnose and resolve hosted telephony, UCaaS, and data connectivity issues.
• We support Horizon, Horizon for Webex, Webex for Gamma, Gamma Contact, LG iPECS, and Cisco platforms.
• We configure and troubleshoot routers, firewalls, switches, and local network infrastructure.
• We diagnose broadband, FTTP, SIP, and connectivity faults.
• We escalate and manage incidents with suppliers and carrier partners.
• We share knowledge and provide technical guidance to colleagues across the team.
• We work closely with Engineering and Sales to deliver successful customer outcomes.
• We maintain accurate documentation within our CRM and support systems.
• We contribute to continuous improvement across technical processes and customer support.

Technologies:

• Cisco
• CRM
• Support
• Network
• TCP/IP
• Active Directory
• Ethernet
• LAN
• Microsoft 365
• Mobile
• Office 365
• Windows

More:

We are Simplicity Group, delivering advanced business connectivity and telecom solutions across the UK and Ireland. Our Telecom division supports organisations in healthcare, professional services, logistics, manufacturing, and other multi-site businesses where reliable communication is critical. We offer hosted telephony, connectivity, networking, and unified communications solutions, alongside Fleet Risk Management services. We provide a competitive salary, pension, Bupa private healthcare, the YuLife wellbeing platform, structured onboarding and technical training, ongoing certification and supplier training, exposure to the latest telecom technologies, and a modern office environment with onsite parking. Our culture is built on accountability, professionalism, high standards, and continuous improvement, and we work in a collaborative, high-performance team from our Belfast office.

last updated 32 week of 2026