Posted 24 July, 2026
Unified Collaboration Infrastructure Engineer
CACI Limited
Staverton Bridge, ENG, GB
Full Time
Job Description
LOCATION: Cheltenham, UK Onsite 5 days per week PERMANENT or FTCCACI Ltd are currently looking for a Unified Collaboration Infrastructure Engineer.Key Responsibilities:HS and LS Voice and Video telephony platforms.Partner Connectivity across the UK and overseasUnderlying infrastructure to support UC ApplicationsDevelop additional UC skills to aid in the support of other UC Team CollaborationTools and Audio-Visual and Managed Events capability to help create a multidisciplinary team.Hardware installation/configurationInfrastructure support Flexpod, NettAppsTo be successful in this role, you will have the following skills, knowledge and experience:Network InfrastructureLAN/WAN fundamentals, QoS for video and voice traffic.VLAN design, IP addressingSecure device onboarding and certificate management.Firewall administration (Cisco ASA/Firepower, Palo Alto, Fortinet)Unified Communications PlatformsCisco UC productsCisco Unified Communications Manager (CUCM), Cisco Jabber, Cisco Unity Connection, Cisco Expressway, Cisco Meeting ServerWebex Control Hub administration.SIP protocol understanding.Interoperability and integration with Microsoft 365 or other UC tools.Servers & StoragePhysical and virtual server installation, configuration, and support (Windows Server, Linux distributions).Expertise in virtualisation platforms (VMware vSphere)Storage provisioning, replication, and backup solutions.Cisco UCS, Hyperflex, FlexPODNetappInfrastructure Automation & MonitoringScripting and automationInfrastructure as Code (IaC) experience (Terraform, Ansible).Splunk, GrafanaVideo Conferencing SystemsDeploy, configure, and troubleshoot Cisco VTC endpoints (Room Kits, Webex Boards, SX/MX series, Desk series).Knowledge of Zoom Rooms, Microsoft Teams Rooms, and interoperability gateways.Cloud InfrastructureAmazon Web Services (AWS) architecture and management.Hybrid cloud deployments & integration with on-premise systems.Cloud networking, security groups, and resource optimisation.TPBN1_UKTJ
