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The Technical Lead is responsible for providing technical leadership, governance, and operational oversight across a dedicated customer technology estate. Acting as the primary technical authority for the customer environment, the role ensures the stability, performance, security, and continual improvement of the supported infrastructure and services.The Technical Lead serves as the highest technical escalation point for the Service Desk and operational support teams, providing hands-on technical expertise across Microsoft technologies, infrastructure platforms, networking, and end-user computing services. The role is accountable for technical governance, solution review, problem investigation, change assessment, and the identification of opportunities to improve service quality and operational resilience. Working closely with Service Delivery, operational teams, and third-party suppliers, the Technical Lead ensures technical standards are maintained, risks are effectively managed, and customer services remain aligned to operational and business requirements.
Job Responsibility
Act as the technical owner for the customer technology estate
Maintain oversight of the supported infrastructure, platforms, systems, and operational services
Ensure technical standards, best practices, and operational procedures are consistently followed
Review technical implementations and provide guidance to support teams where required
Identify technical risks, service vulnerabilities, and improvement opportunities
Act as the highest technical escalation point for Service Desk and operational support teams
Provide hands-on support for complex technical incidents and service issues
Support the diagnosis and resolution of infrastructure, networking, and Microsoft technology-related problems
Assist with technical investigations involving recurring issues, service degradation, or operational risks
Provide technical guidance and knowledge transfer to support teams
Provide technical leadership during major incidents and service-impacting events
Support technical investigation activities during Priority 1 and Priority 2 incidents
Participate in Root Cause Analysis reviews and ensure technical findings are accurately documented
Identify recurring issues and contribute to Problem Management activities
Recommend corrective and preventative actions to improve service stability and resilience
Review and assess technical changes for risk, impact, implementation approach, and rollback planning
Support Change Advisory Board activities where required
Provide technical approval and assurance for infrastructure and platform-related changes
Ensure technical changes align with customer standards and operational requirements
Review technical documentation associated with change implementations
Maintain technical oversight across Microsoft and infrastructure technologies including Microsoft 365, Power BI, Windows Server, Active Directory, Microsoft Teams, SharePoint, Networking Infrastructure, Server Infrastructure, End User Computing Platforms
Support capacity planning, lifecycle planning, and technology health reviews
Monitor technical trends, risks, and opportunities affecting the customer estate
Support platform optimisation and service improvement initiatives
Identify opportunities to improve service performance, stability, security, and operational efficiency
Contribute to technical roadmaps and future-state planning activities
Support continual service improvement initiatives aligned to customer objectives
Recommend technical enhancements, process improvements, and operational efficiencies
Assist in the evaluation of new technologies and technical solutions where required
Maintain technical documentation, standards, operational procedures, and knowledge articles
Ensure technical documentation remains accurate and up to date
Support knowledge sharing across Service Desk and operational support teams
Promote technical best practices and operational consistency
Requirements
Proven experience in a Technical Lead, Senior Infrastructure Engineer, Senior Systems Engineer, or similar technical role within an IT services or managed services environment
Strong hands-on experience supporting Microsoft technologies including Microsoft 365, Windows Server, Active Directory, Teams, SharePoint, and Power BI
Strong knowledge of infrastructure technologies, including server platforms, networking, and end-user computing environments
Experience acting as a technical escalation point for operational support teams
Experience supporting major incidents, problem management activities, and root cause investigations
Strong understanding of Change Management principles and technical governance processes
Experience reviewing technical solutions, implementations, and operational procedures
Strong troubleshooting and analytical skills
Excellent written and verbal communication skills
Ability to operate effectively within a fast-paced operational environment