1 to 25 of 36 LAN Jobs in the City of 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 ❯

on design, implementation, and optimisation, from on-prem networking to Azure cloud connectivity and global voice systems. Key Responsibilities: Design, configure, and enhance a secure, scalable Cisco-driven network (LAN/WAN/Wi-Fi, VPN, firewalls, routing, switching). Support and develop voice and video systems (Cisco, Zoom, Teams) used across global offices. Partner with systems and cloud engineers More ❯

support. Install, configure, and upgrade operating systems and applications. Manage user accounts, permissions, and access controls in Active Directory and other identity management systems. Support network connectivity issues, including LAN, Wi-Fi, VPN, and remote access troubleshooting. Deploy and manage desktop imaging solutions for device rollouts and replacements. Assist in IT security initiatives, including antivirus management, encryption, and compliance adherence. 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 ❯

third-party vendors when required. Ensure best practice in IT service management – incident logging, prioritisation, resolution and escalation. Help with hardware inventory, procurement, and lifecycle management. Support network issues (LAN/WAN/WiFi) as needed. Contribute to continuous improvement of IT processes, knowledge base and training for users. Skills & experience required Proven experience in a 2nd line IT support More ❯

network connectivity, Wi-Fi troubleshooting, and conference room technology. Technical Skills Strong Windows/macOS troubleshooting skills. Familiar with Active Directory, Intune, SCCM, and Exchange Online. Knowledge of networking (LAN, Wi-Fi, VPN, Cisco Meraki). Experience in supporting AV/VC systems (Teams Rooms, Crestron, Polycom). Understanding of AWS/Azure desktop virtualization. Soft Skills Excellent communication and 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 ❯

managing IT infrastructure and systems. Strong knowledge of cybersecurity principles and best practices. Familiarity with cloud platforms (AWS, Azure) and data management tools. Experience with networking (TCP/IP, LAN/WAN, firewalls) and virtualisation technologies. Competence with Windows, Windows Server, and macOS environments. Proficiency in Microsoft 365 (Office, Teams, etc.). Knowledge of IT service management frameworks (ITIL, ISO27001 More ❯

Senior Cisco Network Security Consultant – LAN/DC - £75,000-£80,000 + £5K Bonus – Homebased/London clients Why this business? Fast growing business with clear plan to double turnover in the next 3 years Working with some of the most talents Net Sec Consultants in the Channel Plan, design and deliver projects across cutting-edge networking security technologies More ❯

Support to deliver reliable trading platforms across the enterprise. This is an opportunity to work hands-on with the latest Microsoft technologies - as well as core network infrastructure spanning LAN/WAN, Wi-Fi, firewalls, and cloud connectivity. You’ll contribute to service design and drive automation. The ideal candidate should bring strong TCP/IP networking fundamentals, proven scripting 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 ❯

during absences. Qualifications & Experience: MS Office 365 Suite (Outlook, Word, Excel, PowerPoint) Windows 10 Mobile Devices – iOS & Android Active Directory Users & Computers/Azure AD Basic understanding of networks (LAN, WAN, WAP, Cloud, IP) Desirable: Microsoft Exchange Administration Centre Microsoft 365 Admin Centre iManage Work IT Desktop Support Analyst/IT Support Specialist More ❯

to high frequency Automation, capacity planning and 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 systems Financial/ More ❯

for a Senior Cloud Network Engineer to help with the ongoing support and optimisation of their platform. Their ideal candidate would have good knowledge of: Cloud (AWS) Core Networking (LAN/WAN, routing/switching, firewalls, load-balancing, DNS) Network Security (Perimeter Networks/FWs, Proxies, Remote Access, SASE/VPN, DDoS) Palo Alto Firwalls Automation (Terraform, Ansible) Data Centres More ❯

with: 3+ years in a similar Systems role working for a high growth brand Strong technical expertise in system administration (Windows/Linux), virtualization (VMware, Hyper-V), and networking (LAN/WAN, firewalls, VPNs) Experience with cloud platforms (Azure, AWS, or Google Cloud) Knowledge of cybersecurity principles, monitoring tools, and compliance frameworks (ISO27001, GDPR, etc.) Excellent problem-solving and analytical More ❯

improve internal processes, and contribute to technical excellence across the organisation. Skills/Must Have: • Strong all-round networking expertise - Routing, Switching, Security, and Wireless. • Fluent across WAN/LAN, DNS, and network performance fundamentals. • Hands-on experience troubleshooting and supporting complex enterprise environments. • Confident communicator with excellent problem-solving and analytical skills. • Calm under pressure, thrives in fast-paced More ❯

accurate documentation, reports, and communication across stakeholders. • Drive continuous improvement and contribute to refining project delivery methodologies. Skills/Must Have: • Proven experience managing networking or wireless infrastructure projects (LAN/WAN, Wi-Fi, or data centre). • Ability to work effectively with technical engineering teams. • Strong understanding of project lifecycles and technical delivery processes. • Excellent communication and stakeholder management More ❯

/Video Hardware and Software. Specifically, LED, LFD screens and content management systems. Extensive experience using Microsoft Office tools, especially Excel, Word, Power Point. Infrastructure Knowledge, basics of networking (LAN/WAN, VPNs, Firewalls). Fundamental Understanding of Mechanical and Electrical engineering. Small Scale Audio Design and Commissioning. Experienced in creating technical proposals, diagrams, and presentations. Strong problem-solving skills More ❯

Infrastructure Project Manager Key Experience Requirements: End-to-end delivery of IT infrastructure projects Proven track record in project ownership, not just participation. Technical Knowledge: Deep understanding of: Networking: LAN/WAN, VPNs, Firewalls Cloud platforms: Microsoft Azure, AWS Microsoft desktop estate: Windows OS, endpoint management, etc. Certifications (Preferred or Required): Prince2, PMP – for traditional project management Agile/Scrum More ❯

management, and are motivated by creating structure, efficiency, and team growth. Essential Skills & Experience: Proven experience managing or leading a network engineering team. Solid understanding of Cisco enterprise networking - LAN, Wireless, Security, Software Defined technologies Strong communication and stakeholder management skills — able to bridge the gap between technical and non-technical teams. Experience in network performance monitoring, incident resolution, and More ❯

to-day operations Requirements: Multi-site IT leadership experience (in retail/hospitality or similar) Networking & Infrastructure: Cisco Meraki and Ruckus networking solutions, Enterprise-level WiFi deployment and management, LAN/WAN architecture and troubleshooting etc Teams/Zoom/Webex platform management Modern Workplace: • Windows OS environment • Desktop/laptop fleet management • Mobile device management • Remote support tools Proven More ❯

need from you Solid experience in CCTV system installation, maintenance, and troubleshooting. Proficiency in using industry-standard CCTV equipment, software, and tools. Strong knowledge of network protocols, IP addressing, LAN, and network cabling. Familiarity with data protection regulations and privacy standards. Excellent diagnostic and problem-solving skills. Strong attention to detail and ability to work independently. Effective communication and interpersonal More ❯

Building Management Systems (BMS) Commissioning and testing methodologies Artificial Intelligence and predictive technologies in buildings Knowledge of the interaction between Smart/IoT systems and enterprise technologies such as LAN/WAN networks, AV/multimedia, or IWMS platforms is advantageous. Additionally, applicants should be: Self-motivated – we are looking for an individual who can work both in isolation and More ❯

shaping and implementing innovative category strategies as well as leading a team that deliver procurement/sourcing and contract management across spend areas such as software, telecoms, WAN/LAN etc. This role has three direct reports, and my client is looking for candidates who will bring a coaching/mentoring leadership approach. The successful candidate will ideally bring a More ❯

Job Responsibilities Responsible for maintaining the existing LAN/WAN infrastructure as well as working on projects to maintain our LAN/WAN and Office Moves and Changes Design, implement, and manage complex network infrastructure using Cisco Campus Networking 9300 series and Cisco Nexus switches. Configure, deploy, and maintain Palo Alto Prisma Access firewall policies to ensure secure access to More ❯