Haystack
← Back to Jobs
Temporary/Casual
Technology
DT

L3 Voice Operations Engineer

DCV TechnologiesLondon🇬🇧United KingdomPosted 21 Aug 2026

Why This Role Stands Out

This hybrid L3 Voice Operations Engineer role offers a fantastic opportunity to deepen your expertise in global voice infrastructure with a reputable company, utilizing your advanced Cisco and Avaya skills for critical troubleshooting and system enhancements. You'll thrive here if you're a proactive problem-solver with a strong understanding of ITIL principles and a desire to contribute to impactful projects, making this an exciting step in your career development.

Quick Overview

Seniority
Mid Senior
Employment type
Temporary/Casual
Work mode
Hybrid
Location
London, United Kingdom

Job Description

Position: L3 Voice Operations Engineer
Location: United Kingdom (Remote)
12 months contract position

L3 Voice Operations Engineer responsible for supporting global voice infrastructure. Level 3 troubleshooting, analysis, and remediation. Collaborate with global operations and engineering teams to support end user and back-office infrastructure. Facilitate regular project work, life cycle management, regular system maintenance and upgrades. Will be required to work weekends.

Requirements:

  • Familiarity with ITIL framework, including Incident, problem, and change management.
  • Demonstrable expertise in Cisco Unified Call Manager (CUCM) 12.x and beyond including IP-endpoints, Cisco Jabber, and Jabber Mobile.
  • Extensive knowledge of voice, packetized voice and related protocols (SIP, MGCP, ISDN), session management and call routing
  • Avaya System Manager and Session Manager
  • 5 years of experience in working with enterprise base voice and data
  • Cisco CCNP Collaboration level knowledge (certification is not a must)
  • Communicate with business units during projects and incidents.
  • Operational acceptance of new deployments and creating technical documentation for as built environment.
  • Tracking work activity in Service Now ticketing system.

Skills Desired:

  • CUCM
  • Cisco UCCX
  • IPC, Private Wires
  • IPC Unigy Trading System, NICE Voice Recording

Similar jobs

Apply now