Cisco Engineer (Stevenage)

CISCO Lead Engineer

Location: Stevenage (on-site)

Salary: £60,000 per annum

Security Clearance: Candidates must be eligible for SC clearance and must be a sole UK passport holder .

A leading technology services provider is seeking a skilled Cisco Lead Engineer to join their on-site team in Stevenage. This is a critical role focused on supporting and developing voice and video communication infrastructure across a global enterprise environment.

The ideal candidate will have significant experience in VoIP systems, PBX platforms, and Cisco Unified Communication technologies , with a strong ability to diagnose and resolve complex issues in large-scale, distributed networks.

Key Responsibilities:

• Act as the lead engineer for Cisco UC and telephony infrastructure, handling Level 2/3 support and escalations.
• Support and maintain Cisco UC platforms including CUCM, Unity Connection, Jabber, and Webex .
• Troubleshoot and resolve call quality, signalling (SIP/H.323), and connectivity issues .
• Collaborate with other operations teams to support project delivery and ensure platform stability.
• Lead local incident response and support global change and project initiatives.
• Provide knowledge sharing and technical mentoring to colleagues.

Required Skills and Experience:

• 5+ years’ experience working with VoIP systems, PBX platforms , and Cisco Unified Communications .
• In-depth knowledge of SIP, H.323 , and other voice signalling protocols.
• Strong networking foundation, with an emphasis on VoIP traffic flow , QoS , and network diagnostics .
• Proven ability to manage incidents and troubleshoot complex issues in a high-availability environment.
• Experience with Cisco video platforms such as TMS, Pexip, and Cisco endpoints is desirable.
• Familiarity with VMware environments and relevant tools is a plus.

This is an excellent opportunity for a technically capable engineer to step into a lead role within a complex and rewarding environment. The position offers hands-on responsibility, global exposure, and the chance to work with cutting-edge collaboration tools in a mission-critical setting.

Please note: Due to the nature of the role, applicants must be eligible for SC clearance , and sole British passport holders.