Hybrid UC & Voice Network Engineer (Remote)

CACI Network Services; Greater London; Hybrid; GBP 60,000 - 90,000; Full time

Benefits offered by this job

Hybrid work model

Job summary

CACI Network Services, based in London, seeks a Network Voice Engineer to design, deploy and support voice and UC platforms across UK and international sites. You will work on Cisco UC products, CUCM/Jabber/Expressway, and related infrastructure components.

You will contribute to virtualization and storage, monitor systems with Grafana and Splunk, and collaborate in a hybrid work environment with on-site and remote delivery requirements.

Qualifications

• Experience with network infrastructure for voice and video.
• Knowledge of VLAN design, IP addressing and QoS for media traffic.
• Ability to onboard secure devices and manage certificates.
• Firewall administration across Cisco/Fortinet/Palo Alto environments.
• SIP and UC interoperability with Microsoft 365 or similar tools.
• Experience with virtualization and storage platforms (VMware, NetApp).

Responsibilities

• Manage HS and LS voice and video telephony platforms.
• Coordinate partner connectivity UK and overseas.
• Support UC applications infrastructure and virtualization.
• Contribute to monitoring and management tools (Grafana, Splunk).
• Install/configure Cisco VTC endpoints and room systems.
• Handle faults, service requests and escalations.
• Assist in security, backups and disaster recovery tasks.

Skills

Network infrastructure

LAN/WAN fundamentals

VLAN design

IP addressing

Secure device onboarding

Firewall administration

SIP protocol understanding

Interoperability with UC tools

Tools

Cisco UC products

CUCM/Jabber/Unity/Expressway/Meeting Server

Webex Control Hub

Windows Server/Linux

VMware vSphere

NetApp/FlexPod

Cisco UCS/HyperFlex/FlexPod

Job description

CACI Network Services, based in London, seeks a Network Voice Engineer to design, deploy and support voice and UC platforms across UK and international sites. You will work on Cisco UC products, CUCM/Jabber/Expressway, and related infrastructure components.

You will contribute to virtualization and storage, monitor systems with Grafana and Splunk, and collaborate in a hybrid work environment with on-site and remote delivery requirements.