11 of 11 Permanent WAN Jobs in the City of London

VMware, and Azure. Oversee performance monitoring, patching, cost management, backups, and disaster recovery processes. Network & Connectivity: Troubleshoot TCP/IP, DNS, DHCP, VPNs, SD-WAN, and remote access solutions, ensuring maximum uptime for both on-site and remote users. Identity & Access Management: Administer Active Directory, group policies, MFA, conditional access ...

/Routers and some of: Fortinet, Palo Alto, Checkpoint, Cisco Meraki, HP Aruba, F5, Azure, AWS. Preferred: Netscaler/F5, Cisco Wireless/SD-WAN/DNAC/ISE/ACI, ITIL knowledge, SC clearance or ability to obtain. Why Join Us: Work on cutting-edge network platforms. Supportive team ...

Prime Infrastructure, and Catalyst Centre Experience with Wireless LAN Controllers and large-scale Cisco Access Point deployments Solid understanding of enterprise LAN/WAN infrastructure Relevant certifications: CCNP (Routing & Switching or Security) essential; CCIE is advantageous. Must be eligible for UK SC & NPPV3 Clearance What we offer: A career ...

connectivity advancement Manage network expansion, upgrades and support Provide expert support to high frequency trading teams What exposure you'll ideally have: LAN/WAN, Data Centres - VXLANs Cisco, Juniper, Arista Security - Palo Alto & Fortinet MPLS, BGP, OSPF, multicast, TCP/UDP Automation and Python scripting, Ansible, Terraform Linux operating ...

Responsibilities Design, deploy, and maintain LAN, WAN, WLAN, and VPN infrastructure Monitor network performance and troubleshoot issues to ensure high availability Configure and manage routers, switches, firewalls, and load balancers Implement and maintain network security measures, including firewalls, IDS/IPS, and access controls Perform network upgrades, patches, and capacity … best practices Preferred Qualifications Industry certifications such as CCNA, CCNP, JNCIA, or equivalent Experience with cloud networking (AWS, Azure, or GCP) Knowledge of SD-WAN, VoIP, or wireless networking Scripting or automation experience (Python, Bash, Ansible) Experience in high-availability or enterprise-scale environments Soft Skills Strong analytical and problem ...

strategic decisions, and ensuring the network can support real-time, high-throughput workloads. Key Responsibilities: Design and operate resilient network architectures across LAN, WAN, data centre, and cloud environments Own and optimise routing and traffic flows using BGP and OSPF in large-scale enterprise networks Design, support, and troubleshoot multicast ...

network infrastructure. Experience in Cloud and On-Prem (Must-Have) Experience in configuring and managing network security devices including checkpoint firewalls, On-Premises LAN, WAN, WIFI and Azure Cloud network environment. Strong understanding of computer systems, security, network and systems administration. Excellent organisational skills and collaboration skills. What ...

Core skills: Cisco Catalyst, Cisco ISE, Cisco DNAC Our team designs and implements complex Voice, Network, Wireless, and Security solutions using technologies like SD-WAN, Cisco DNA Center, ISE, and NextGen Firewalls across multiple vendors. We translate high-level designs into detailed low-level implementations, ensuring thorough testing before handover ...

cybersecurity, connectivity, and cloud solutions. Sell across a modern, in-demand portfolio: 🔹 Microsoft Security – Secure Modern Workplace, Entra ID, Intune, Defender 🔹 Connectivity & Cloud – SD-WAN, leased lines, hybrid cloud, and interconnects (AWS, Azure, GCP) 🔹 Resilience Solutions – backup, disaster recovery, and business continuity Work closely with a dedicated SDR team ...

Colt’s growth and long-term success. What you'll do Close cross-sell and upsell deals across Colt’s portfolio (cloud, SD-WAN, security, voice) to maximize customer lifetime value. Develop qualified pipeline through proactive engagement and strategic account planning. Align every proposal to customer business outcomes, ensuring solutions ...

Solace PubSub+, ensuring high availability, optimal performance, and reliability across production and non-production environments. This includes working on incident response, capacity planning, WAN optimization, and system observability using tools like Prometheus and Grafana . Key Responsibilities: Administer and maintain Solace PubSub+ appliances and software brokers across environments (on-prem … root cause analysis and resolution. Monitor system performance and health using Prometheus and Grafana ; proactively identify and address anomalies. Configure and optimize Solace across WAN environments , ensuring low-latency, secure, and reliable messaging. Collaborate with development and application support teams to troubleshoot message flow issues and integration problems. Perform capacity ...