Network Support Team Lead; Microsoft & Infrastructure

Network Support Team Lead (Microsoft & Infrastructure)

Location: Central London (Office/Client Based)
Salary: 45,000 - 55,000 + Training & Career Development

An established and growing IT Infrastructure and Managed Services Provider is seeking an experienced Network Support Team Lead to oversee its Service Desk function and lead a team of technical support professionals delivering support across the Microsoft technology stack, networking, cloud services, and end-user infrastructure
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This is an excellent opportunity for a technically strong support leader who enjoys developing people, improving service delivery, and acting as a key escalation point for both customers and engineers.

You'll play a pivotal role in ensuring service excellence across a diverse client portfolio, combining team leadership, technical oversight, service improvement initiatives, and customer engagement. The role would suit someone currently working as a Service Desk Team Leader, Helpdesk Manager, IT Support Manager, Technical Team Lead, Microsoft Team Lead, or Service Delivery Team Lead within an MSP or customer‑facing IT environment.

As Network Support Team Lead, you'll be responsible for the day-to-day management of the Service Desk, ensuring incidents and service requests are handled efficiently and in line with agreed service levels.

You'll lead from the front, providing technical guidance and escalation support across a broad Microsoft environment, whilst driving service quality, customer satisfaction, operational efficiency, and continuous improvement across the support function.

• Lead, mentor and develop a team of Service Desk Analysts and Support Engineers.
• Manage resource planning, staff rotas and workload allocation.
• Assist with recruitment, onboarding and technical development.
• Foster a collaborative, customer‑focused and high‑performing team culture.
• Conduct regular performance reviews, coaching sessions and career development planning.

• Oversee day-to-day Service Desk operations.
• Ensure tickets are managed effectively and within SLA targets.
• Monitor queue health, engineer workloads and escalation paths.
• Coordinate responses to major incidents and business‑critical issues.
• Maintain excellent documentation, ticket quality and support standards.

• Act as the senior technical escalation point for customers and engineers.
• Troubleshoot and resolve complex infrastructure, networking and Microsoft‑related issues.
• Drive high levels of customer satisfaction and service delivery.
• Communicate effectively during incidents, outages and service‑impacting events.
• Identify recurring issues and implement long‑term solutions.

Provide hands‑on technical support and guidance across:

• Microsoft 365 (Exchange Online, Teams, SharePoint, One Drive)
• Microsoft Entra  (Azure AD)
• Active Directory & Group Policy
• Windows 10/11 & Windows Server
• Azure & Hybrid Cloud Environments
• Intune / Endpoint Management
• Microsoft Defender Suite
• Networking, Switching, Routing & Firewalls
• Enterprise Wi‑Fi & Wireless Infrastructure
• Remote Access & VPN Technologies
• Hardware, End User Computing & Peripheral Devices
• Backup, Disaster Recovery & Business Continuity Solutions

• Produce service performance reports and management information.
• Monitor KPI and SLA performance.
• Review ticket trends, escalations and aged incidents.
• Maintain knowledgebase documentation and operational procedures.
• Identify opportunities for automation, standardisation and service optimisation.
• Contribute to strategic improvements across support operations.

• Previous experience leading or supervising an IT Support, Service Desk or…