Telephony Engineer - Systems Integrator

*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]" dir="auto" data-turn-id="request-69dd9b95-ab50-8321-b9ee-685f46a54e3d-5" data-testid="conversation-turn-176" data-scroll-anchor="false" data-turn="assistant" id="isPasted"> Want to grow your career? Join a global technology services provider specialising in data insights, digital transformation, and complex IT solutions for mission-critical operations. With over 3,000 digital and technology specialists across more than 50 countries, the organisation supports clients in modernising systems, improving efficiency, and driving growth in the digital age. It delivers expertise across large-scale business and IT projects, helping organisations navigate complex challenges and achieve long-term success through innovative, data-driven solutions. Start your next career journey with us. Responsibilities:

• Design, implement, and support enterprise voice solutions
• Configure and troubleshoot Cisco CUBEs and complex dial plans
• Provide high-level and low-level designs (HLDs/LLDs) for voice platforms
• Support SIP environments and lead fault diagnosis and resolution
• Deliver and support Microsoft Teams Direct Routing solutions
• Manage and maintain Cisco CUCM environments
• Support analogue and legacy telephony infrastructure
• Contribute to structured cabling and telephony wiring activities
• Work collaboratively within a large programme team
• Ensure solutions align with best practice, security, and performance standards

Skills/Must Have:

• Strong experience with Cisco CUBE, CUCM, and enterprise voice platforms
• Proven ability to design and manage complex dial plans
• In-depth knowledge of SIP and voice troubleshooting
• Hands-on experience with Microsoft Teams Direct Routing
• Solid understanding of analogue telephony technologies (gateways, MDF, Krone, etc.)
• Knowledge of structured cabling and voice infrastructure
• Experience producing HLDs and LLDs for complex solutions
• Good understanding of networking and routing protocols
• Track record of working on large-scale programmes with multiple workstreams
• Excellent communication and stakeholder management skills
• Ability to build and maintain strong relationships across technical and non-technical teams
• Self-motivated with a strong sense of ownership and accountability
• Comfortable working in fast-paced, complex environments

Desirable Skills:

• Experience within the Energy sector
• Prvious involvement in major transformation or migration programmes