1 to 25 of 41 Permanent LAN Jobs in London

complex issues. Key Responsibilities: Provide 2nd line technical support across EUC (End User Computing), Microsoft technologies (Windows 10/11, M365, Azure), and networking (TCP/IP, DNS, DHCP, LAN/WAN). Troubleshoot and resolve incidents related to including integrations with hardware and cloud services. Collaborate with development and infrastructure teams to identify root causes and implement long-term More ❯

key role in managing and optimizing enterprise network infrastructure. About the Role As a Senior Network Engineer, you will be responsible for the design, implementation, and support of complex LAN, WAN, WLAN, and data center networks. You'll work closely with the Network Engineering team to ensure high availability, security, and performance across the firm's global network environment. Key More ❯

network and server systems Working across on-premises, Azure, and Microsoft 365 hybrid environments Essential Skills & Experience Strong background in network design and infrastructure management Experience with WAN/LAN environments and multi-office connectivity Hands-on experience with firewalls, switches, routers, and SAN technologies Working knowledge of Windows Server, Active Directory, and VMware Exposure to cloud and hybrid environments More ❯

service improvement initiatives Provide high-level technical oversight and guidance in areas including: Azure infrastructure management, network protocols (TCP/IP, DHCP, DNS), firewall operations (preferably FortiGate), WAN/LAN/VPN connectivity, Microsoft and Windows Server environments Requirements Proven experience in infrastructure/IT operations management within a multi-site environment Demonstrable experience managing third-party MSPs and IT More ❯

of client environments. You’ll work closely with consultants, project managers, and client stakeholders to ensure networks are secure, reliable, and future-ready. Key Responsibilities Design, configure, and maintain LAN/WAN, firewalls, VPNs, and wireless solutions Support client projects including migrations, upgrades, and new deployments Troubleshoot complex network issues and provide escalation support Implement and maintain network security best More ❯

experience. Financial services industry and MSP experience preferred. Excellent desktop and server troubleshooting skills. Strong hands-on experience in Windows Server, MS Exchange/365, Active Sync, Active Directory, LAN/WAN, MDM, Azure and Microsoft Office Suite Knowledge of VMware, Citrix, MDM (Mobile Device Management), Disaster Recovery, Cisco, SAN (e.g., EMC, Equallogic), and Cyber Security (e.g., IPS, IDS). More ❯

service desk role Experience working in a managed services or multi-client support environment Strong understanding of Microsoft cloud tools, Microsoft 365, Azure, Windows Server, virtualisation, and general networking (LAN/WAN/VPN/Wi-Fi) Familiarity with Active Directory and identity management Knowledge of Exchange/Outlook administration Experience with backup technologies (e.g., Veeam or similar) Strong hardware More ❯

and new technology and improve all aspects of our infrastructure Work together with senior team members to analyze business requirements, and design, implement, and manage an effective (WAN/LAN) network that supports our current domestic and global trading platform Work with network providers to ensure that the trading infrastructure remains stable, competitive, and cost-effective Document and focus on More ❯

ensures all EY end-users receive services that meet and exceed the business requirements. Solutions will be supported by various organizations including and are not limited to: WAN, Telephony, LAN, WLAN, Data Centers (DC) and Office Solutions. In addition, the AD will provide consulting services to other teams, and act as an escalation point for operational issues. Your key responsibilities More ❯

Management Database. Collecting leaver equipment and updating Configuration Management Database and the fulfilment of disposal requests To deliver support for the IT on site infrastructure, including Wi-Fi and LAN access, Voice and Video Conferencing, Meeting Room Booking Systems, for audio visual conference calls meetings plus the integration of MS Teams meetings and Cisco Webex, Zoom calls and print solutions More ❯

Management Database. Collecting leaver equipment and updating Configuration Management Database and the fulfilment of disposal requests To deliver support for the IT on site infrastructure, including Wi-Fi and LAN access, Voice and Video Conferencing, Meeting Room Booking Systems, for audio visual conference calls meetings plus the integration of MS Teams meetings and Cisco Webex, Zoom calls and print solutions More ❯

need the following skills and experience: - Experience in design and implementation of networks in a large user environment - Strong Cisco background (ideally CCNP/CCIE) - Knowledge of Layer 2 LAN technologies (VLANs, VTP, STP) - Understanding of high availability technology (VPC, SVL, HSRP) - Routing protocols - SDWAN technologies - CIsco Wireless technology More ❯

need the following skills and experience: - Experience in design and implementation of networks in a large user environment - Strong Cisco background (ideally CCNP/CCIE) - Knowledge of Layer 2 LAN technologies (VLANs, VTP, STP) - Understanding of high availability technology (VPC, SVL, HSRP) - Routing protocols - SDWAN technologies - CIsco Wireless technology More ❯

need the following skills and experience: - Experience in design and implementation of networks in a large user environment - Strong Cisco background (ideally CCNP/CCIE) - Knowledge of Layer 2 LAN technologies (VLANs, VTP, STP) - Understanding of high availability technology (VPC, SVL, HSRP) - Routing protocols - SDWAN technologies - CIsco Wireless technology More ❯

Engineering experience in a corporate environment and performing exempt-level duties Exhibiting analytical and critical thinking in day-to-day tasks Proven ability to design, implement, and support complex LAN, WAN, WLAN, and data centre networks Expert knowledge of Cisco or equivalent enterprise networking platforms, including BGP, OSPF, VLANs, STP, and EtherChannel Strong understanding of network security principles, firewalls (e.g. More ❯

Engineering experience in a corporate environment and performing exempt-level duties Exhibiting analytical and critical thinking in day-to-day tasks Proven ability to design, implement, and support complex LAN, WAN, WLAN, and data centre networks Expert knowledge of Cisco or equivalent enterprise networking platforms, including BGP, OSPF, VLANs, STP, and EtherChannel Strong understanding of network security principles, firewalls (e.g. More ❯

from other teams as required by IT Management • Build effective relationships with colleagues and the business to ensure effective IT service delivery. • Responsible for the administration of AD accounts • LAN/WAN support. • Manage third party companies (maintenance and support). • Frequent travel will be required in Europe • Occasional out of hours working may be required as part of this More ❯

cloud transitions (AWS, Azure, private cloud). End User Computing refresh programmes - Windows 10/11 upgrades, VDI rollouts, Office 365/M365 migrations. Network & security upgrades - WAN/LAN refresh, SD-WAN, firewall/security infrastructure enhancements. Cybersecurity initiatives - IAM (Identity and Access Management), SIEM integration, encryption, vulnerability management. Infrastructure for regulatory change programmes (e.g. Basel III, MiFID II More ❯

cloud transitions (AWS, Azure, private cloud). End User Computing refresh programmes - Windows 10/11 upgrades, VDI rollouts, Office 365/M365 migrations. Network & security upgrades - WAN/LAN refresh, SD-WAN, firewall/security infrastructure enhancements. Cybersecurity initiatives - IAM (Identity and Access Management), SIEM integration, encryption, vulnerability management. Infrastructure for regulatory change programmes (e.g. Basel III, MiFID II More ❯

schools or the wider education sector (essential) Strong knowledge of: Microsoft Office/Microsoft 365 Windows 10/11 Windows Server (e.g. Server 2016 or later) Wired and wireless LAN technologies Excellent communication skills and the ability to build strong relationships with school staff A systematic, practical approach to troubleshooting Good organisational skills and the ability to manage your time More ❯

organization's strategic goals and technology initiatives. Key Responsibilities: Design, Implement, and Manage Network Infrastructure Lead the design and deployment of robust, scalable, and high-performing network architectures, including LAN, WAN, WiFi, and cloud networking solutions. Expertise in routing, switching, and network segmentation to support business operations across multiple sites and cloud environments. Design and implement secure network architectures to More ❯

ethic and ability to work in dynamic work environment Understanding of Active Directory, Exchange Administration, Sharepoint and Windows 10/11 & Server O/S Understanding of Networking principles – LAN/WAN Proactive and checking with 3rd parties for updates, and chasing where necessary Experience in imaging Software (Acronis) Ideally this role would suit an experienced 1st Line Engineer who More ❯

ethic and ability to work in dynamic work environment Understanding of Active Directory, Exchange Administration, Sharepoint and Windows 10/11 & Server O/S Understanding of Networking principles – LAN/WAN Proactive and checking with 3rd parties for updates, and chasing where necessary Experience in imaging Software (Acronis) Ideally this role would suit an experienced 1st Line Engineer who More ❯

player Strong work ethic and ability to work in dynamic work environment Excellent understanding of Active Directory, Exchange Administration, Sharepoint and Windows 10/11 Understanding of Networking principles – LAN/WAN Experience in problem solving basic issues Able to be proactive and checking with 3rd parties for updates and chasing where necessary. Experience in imaging Software (Acronis) If this More ❯

player Strong work ethic and ability to work in dynamic work environment Excellent understanding of Active Directory, Exchange Administration, Sharepoint and Windows 10/11 Understanding of Networking principles – LAN/WAN Experience in problem solving basic issues Able to be proactive and checking with 3rd parties for updates and chasing where necessary. Experience in imaging Software (Acronis) If this More ❯