IT Infrastructure & Systems Administrator Job at England,London,City of London Full Time NEW

This is a 6 month fixed term contract

We are working with a well-established multi-site organisation seeking an experienced IT Infrastructure & Systems Administrator to join a collaborative internal technology team.
This role will suit someone with strong Microsoft infrastructure experience who enjoys supporting a mixed on-prem and cloud environment, contributing to ongoing systems improvement projects, and acting as an escalation point for technical issues.
Key Responsibilities
*Support and maintain core Microsoft server and cloud environments
*Administer Active Directory, Group Policy, DNS, DHCP and related services
*Manage Microsoft 365 technologies including Exchange Online and Azure AD
*Support virtualised infrastructure environments
*Assist with systems upgrades, deployments and patch management
*Maintain endpoint management platforms and device administration
*Support business-critical applications and operational systems
*Monitor backups, system health and infrastructure performance
*Provide third-line technical support across the organisation
*Contribute to documentation, security best practice and process improvement
Experience Required
*Strong experience administering Windows Server environments
*Good knowledge of Microsoft 365 and Azure AD administration
*Experience with virtualisation technologies (VMware or similar)
*Understanding of endpoint/device management platforms
*Experience supporting both cloud and on-prem infrastructure
*Knowledge of patching, backups and infrastructure monitoring
*Strong troubleshooting and stakeholder communication skills
Desirable
*Experience with SCCM, WSUS or similar tooling
*Exposure to JAMF or Apple device environments
*Experience supporting payment or transactional systems
*Familiarity with networking and Wi-Fi infrastructure
What’s on Offer
*Hybrid working
*Collaborative technical environment
*Exposure to a broad infrastructure estate
*Opportunity to contribute to modernisation projects
*Competitive salary and benefits package