Our London based client is seeking an Infrastructure Engineer to join their team on a permanent basis. This role is responsible for the design, implementation, and maintenance of their Microsoft-based server environment and enterprise networking infrastructure, with a particular focus on Cisco technologies. The ideal candidate will have deep experience with Windows Server, Active Directory, Microsoft 365, and Azure, alongside strong hands-on expertise in managing Cisco switches, routers, and firewalls. The role will require onsite presence at the clients London office 2/3 days per week.
Design, deploy, and maintain Microsoft-based infrastructure including Windows Server, Active Directory, Group Policy, and Microsoft 365 services.
Configure, monitor, and troubleshoot enterprise network systems, primarily using Cisco technologies (switches, routers, firewalls, and wireless controllers).
Manage and maintain hybrid cloud environments (Azure AD, Azure IaaS/PaaS).
Implement and support security protocols, firewalls, and VPN configurations.
Support infrastructure projects including upgrades, migrations, and new technology rollouts.
Provide Tier 2/3 support for escalated infrastructure and network issues.
Participate in disaster recovery planning, testing, and implementation.
Collaborate with other IT teams and stakeholders to ensure infrastructure supports business needs.
5+ years of experience in IT infrastructure and networking roles.
~ Proven experience with Microsoft technologies: Windows Server, Active Directory, Microsoft 365, PowerShell scripting.
~ Strong understanding and hands-on experience with Cisco networking (CCNA/CCNP certification preferred).
~ Proficiency in network routing, switching, VLANs, VPNs, firewalls, and wireless networks.
~ Experience with Azure services and hybrid cloud environments.
~ Experience with monitoring tools (e.g., Microsoft certifications (e.g., Familiarity with ITIL practices and ticketing systems.