
IT Team Leader / Senior Engineer
- London
- Permanent
- Full-time
- Advanced Technical Support: Provide expert-level (3rd line) support for complex technical incidents and service requests escalated from the Service Desk and 2nd line teams, ensuring timely resolution and high customer satisfaction.
- Project Delivery: Support and lead on IT infrastructure and service improvement projects, including system upgrades, deployments, migrations, and technology rollouts.
- Systems Maintenance: Maintain and optimise existing IT systems and services, ensuring performance, stability, and security in collaboration with the Infrastructure and Information Security teams.
- Cross-Team Collaboration: Work closely with Infrastructure, Security, and Application Support teams to troubleshoot and resolve cross-functional issues and contribute to broader IT initiatives.
- Problem Management: Identify the root causes of recurring technical issues and implement long-term solutions to prevent reoccurrence.
- Documentation & Knowledge Sharing: Create and maintain accurate technical documentation, including configuration records, standard operating procedures, and knowledge base articles to support consistency and shared learning.
- User and Device Administration: Manage user identities, access controls, and endpoint configurations across Active Directory, Azure AD, and Intune.
- Mentoring & Technical Guidance: Act as a subject matter expert for 1st and 2nd line teams, offering support, mentoring, and guidance to aid skill development and issue resolution.
- Onsite & Regional Support: Provide hands-on support for the in the office and travel to regional sites as needed to assist with escalations or project work.
- Proven ability to resolve complex technical issues escalated from 1st and 2nd line teams.
- Hands-on experience delivering IT infrastructure and end-user technology projects (e.g. upgrades, rollouts, migrations).
- Experience working with cross-functional IT teams, particularly Infrastructure and Information Security.
- Familiarity with ITIL processes including incident, problem, and change management.
- Track record of maintaining and improving existing systems and services with a focus on performance, reliability, and security.
- Proficiency in troubleshooting hardware, software, and network connectivity issues.
- Strong knowledge of Windows desktop operating systems.
- Strong experience with desktop management tools, such as Microsoft SCCM and Intune.
- Understanding of networking concepts, protocols, and troubleshooting techniques.
- Experience and knowledge of scripting languages, such as PowerShell to automate desktop management tasks
- ITIL Foundation certification (or equivalent) is desirable.
- Relevant academic qualifications in IT or Computer Science are beneficial.