Voice Engineer

Salary: £43,000 - 83,000 per year

Requirements:

• Strong background in Voice technologies with experience in Cisco CUCM, Cisco UCCE, SIP, voice networking/VoIP and Microsoft Teams
• Strong Voice troubleshooting and fault-finding experience
• Wider networking experience with a good understanding of LAN/WAN
• Network troubleshooting and fault diagnosis experience
• Experience with network monitoring and management tools such as SolarWinds
• Good understanding of network performance and connectivity
• Desirable experience with Cisco LAN/WAN, firewalls (Cisco, Check Point or Palo Alto), Cisco ISE, 802.1X/MAB, Cisco Wireless and other Cisco networking technologies
• Ability to work independently and collaboratively with colleagues, users, suppliers and third parties
• Willingness to participate in a 24-hour on-call and out-of-hours rota, typically one week in four

Responsibilities:

• Configure, install, maintain and reconfigure network and voice hardware and software
• Support and troubleshoot Cisco CUCM, Cisco UCCE, SIP and Microsoft Teams environments
• Investigate, diagnose and resolve voice and network incidents within agreed SLA tolerances
• Troubleshoot network connectivity, performance and infrastructure issues
• Support the planning, installation, upgrade, operation and maintenance of LAN and WAN environments supporting data and voice services
• Carry out network surveys to establish connectivity and infrastructure requirements
• Use network management and monitoring tools to investigate issues and monitor network performance
• Use tools such as SolarWinds to collect network load and performance statistics and produce routine reports
• Install and remove hardware and software in accordance with agreed procedures and standards
• Maintain accurate configuration and asset management records following hardware and software changes
• Carry out defined system backup and restoration activities where required
• Work with internal teams, users, suppliers and third parties to investigate and resolve technical issues
• Support escalated incidents and provide first-level technical support where required
• Identify opportunities to make better use of existing network and voice infrastructure
• Assist with more complex technical problems, working with experienced colleagues and external specialists where necessary

Technologies:

• Cisco
• Hardware
• Support
• LAN
• Network
• Security
• C++
• Firewall

More:

We are a small, highly skilled technical team offering an exciting opportunity to broaden your technical skills and grow your career as a Voice & Network Engineer. This role gives you the chance to expand beyond your existing Voice expertise into networking and data networking, with hands-on exposure across LAN/WAN, network monitoring, security, wireless and Microsoft Teams. Working in a collaborative environment means no two days are the same, and you will have the opportunity to take ownership, contribute to a variety of technical challenges and learn from experienced colleagues while building a broader technical skill set.

last updated 37 week of 2026