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Global HR Manager at Optimum Patient Care/Observational and Pragmatic Research Institute
PURPOSE:
The Senior IT Support and Infrastructure Engineer will comprehensively assess our IT infrastructure, covering on-premises networks, virtual environments, Active Directory, Azure integration, and firewall configuration. Recommendations will be provided for issues identified, along with supply time/cost proposals. Required remedial action will be taken and implemented as appropriate.
MAIN DUTIES AND RESPONSIBILITIES:
1. Network and WAN Operations
* Take ownership of diagnosing and resolving issues with existing LAN and WAN infrastructure.
* Improve performance, security, and manageability across switching, routing, VLANs, DHCP, and DNS.
* Support physical cabling and server room reorganisation in preparation for infrastructure migration to Norwich.
* Ensure reliable and consistent network access across all organisational sites.
2. Virtual Infrastructure and Servers
* Manage and monitor the Hyper-V environment, including provisioning, performance tuning, and troubleshooting.
* Assist in migration of services from legacy infrastructure to modern Hyper-V platforms.
* Maintain strong operational standards for patching, backups, and capacity management.
3. Active Directory and Identity
* Maintain and improve on-premises Active Directory and Group Policy structure.
* Assist with planning and implementation of a clean domain rebuild using industry best practices.
* Support Azure AD hybrid identity infrastructure, including AAD Connect, SSO, and conditional access.
4. Azure and O365 Hybrid Environment
* Administer and support Microsoft 365 services, including Exchange Online, SharePoint, OneDrive, Teams, and Intune.
* Maintain and optimise the organisation’s Azure AD hybrid environment.
* Ensure secure and reliable integration between cloud and on-prem infrastructure.
* Support AAD Connect, conditional access policies, and device management.
5. Firewall and Security
* Administer Fortinet (FortiGate) firewalls across all sites and virtual networks.
* Maintain and update firewall rules, VPNs, NAT policies, and segmentation.
* Verify alignment between firewall configurations, infrastructure layout, and security policies.
* Collaborate with audit and compliance teams to remediate vulnerabilities and improve system hardening.
6. General Infrastructure Support
* Respond to and resolve escalated infrastructure issues in collaboration with 1st/2nd line support.
* Maintain up-to-date technical documentation, diagrams, and standard operating procedures.
* Participate in infrastructure improvement initiatives and support IT-related audits and compliance work.
QUALIFICATIONS AND CERTIFICATIONS
Required:
* Minimum 4–5 years’ experience in a senior infrastructure or IT support role.
* Strong hands-on experience with Microsoft environments: Windows Server, Active Directory, Office 365.
* Experience managing Azure AD and hybrid identity environments.
* Certifications such as Microsoft (MCSA/MCSE/Azure), Fortinet NSE, CompTIA, or similar.
* Experience working in an MSP or multi-site environment.
EXPERIENCE AND SKILLS
* Proven ability to take ownership of infrastructure issues and implement effective solutions.
* Deep understanding of TCP/IP, DNS, DHCP, VLANs, routing, and troubleshooting tools.
* Advanced knowledge of Active Directory, Group Policy, and Office 365 administration.
* Hands-on experience with Azure AD, AAD Connect, conditional access, and Intune/Defender for Endpoint.
* Strong FortiGate firewall configuration and support skills (including VPN and segmentation).
* Excellent diagnostic and problem-solving abilities across systems and networks.
* Clear communication skills, both written and verbal, across technical and non-technical teams.
* Experience mentoring staff or leading small infrastructure initiatives.
* Experience automating tasks with PowerShell or other scripting tools.
* Familiarity with Cyber Essentials Plus or equivalent security standards.
OTHER REQUIREMENTS
* Own transport is essentialdue to multi-site responsibilities (infrequent).
* Willingness to travel between sites and provide support outside normal hours if required (infrequent).
Pay Range
Seniority level
* Seniority level
Mid-Senior level
Employment type
* Employment type
Contract
Job function
* Job function
Information Technology
* Industries
Hospitals and Health Care
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