Senior Enterprise Voice & UC Engineer - Hybrid

Northern Ireland Water Limited; Belfast; Hybrid; GBP 55,000 - GBP 75,000; Full time

Job summary

A global financial services organization in Northern Ireland is seeking an experienced Enterprise Voice & AV Engineer. This role involves leading the transformation of the Unified Communications infrastructure, supporting advanced voice solutions, and ensuring system reliability. Applicants should have extensive experience in voice platforms, SBCs, and cloud technologies. The position offers a hybrid working model and a chance to work on major infrastructure projects, enhancing both personal and professional development.

Benefits

Hybrid working model

Long-term development opportunities

Collaborative engineering culture

Qualifications

• Extensive experience with Enterprise Voice and Unified Communications platforms.
• Strong expertise in Session Border Controllers (SBCs) and SIP trunking.
• Proven background in IP telephony and voice networking.
• Strong knowledge of Cisco Unified Communications environments.
• Experience with voice gateway migration and transformation.
• Hands‑on experience with cloud‑hosted voice infrastructure.
• Strong understanding of LAN/WAN networking for voice.
• Experience supporting Microsoft Teams voice and collaboration integration.

Responsibilities

• Design, implement, and support enterprise voice solutions across SBC, VOIP, and UC platforms.
• Act as Technical Lead for strategic voice and collaboration migration projects.
• Engineer and support cloud‑based voice infrastructure and hybrid telephony environments.
• Provide advanced troubleshooting across voice, video, and AV systems.
• Develop and maintain automation scripts to improve operational efficiency.
• Maintain monitoring frameworks to ensure system reliability and performance.
• Act as an L2/L3 escalation point for complex voice and AV issues.
• Ensure compliance with internal change control and operational governance processes.
• Work closely with global technology and business teams to enhance voice and collaboration services.

Skills

Enterprise Voice and Unified Communications platforms

Session Border Controllers (SBCs) and SIP trunking

IP telephony and voice networking

Cisco Unified Communications environments

Voice gateway migration and transformation

Cloud-hosted voice infrastructure

LAN/WAN networking for voice

Microsoft Teams voice and collaboration integration

Automation scripting (PowerShell, Python, or Bash)

Job description

A global financial services organization in Northern Ireland is seeking an experienced Enterprise Voice & AV Engineer. This role involves leading the transformation of the Unified Communications infrastructure, supporting advanced voice solutions, and ensuring system reliability. Applicants should have extensive experience in voice platforms, SBCs, and cloud technologies. The position offers a hybrid working model and a chance to work on major infrastructure projects, enhancing both personal and professional development.