Senior IT Infrastructure & Systems Lead

Overview

Our client, a bank located in Central London, is seeking a Senior IT Infrastructure Officer to lead the management, security, and continuous improvement of its enterprise IT infrastructure.

Responsibilities

• Administer, maintain, and optimize Windows and Linux server environments.
• Manage VMware virtualized infrastructure (vSphere 8 and above).
• Oversee enterprise backup and disaster recovery solutions using Veeam Backup & Replication.
• Manage Veeam ONE monitoring and Veeam Recovery Orchestrator (VRO) environments.
• Administer endpoint security and encryption solutions, including Symantec Endpoint Protection (SEP) and Symantec Endpoint Encryption (SEE). Also support SentinelOne – EDR/XDR.
• Support endpoint DLP, SIEM, and security monitoring tools (e.g., Splunk, Tenable).
• Manage patching processes using ManageEngine Patch Manager Plus.
• Support Microsoft 365 services and related cloud technologies.
• Ensure compliance with IT governance, security policies, and operational standards.
• Provide advanced desktop, laptop, printer, and iOS mobile device support within branch offices.
• Deliver audio‑visual support for meeting rooms, conferencing, presentations, and collaboration systems.
• Manage OS deployment, imaging, image creation, maintenance, and software packaging.
• Administer Active Directory, Group Policy Objects (GPOs), user provisioning, and NTFS permissions.
• Support Microsoft 365 applications including Outlook, Teams, OneDrive, and SharePoint.
• Resolve technical incidents and service requests in line with agreed SLAs.
• Support enterprise file synchronization and replication solutions (e.g., Syncovery, other SFTP).
• Configure and support Cisco switches and routers, and administer FortiGate firewall environments.
• Troubleshoot networking fundamentals: DNS, DHCP, TCP/IP, LAN/WAN, routing and connectivity.
• Monitor network performance, availability, and security posture.
• Perform vulnerability management using tools such as Tenable.
• Manage security monitoring and log analysis tools (e.g., Splunk).
• Perform SSL/TLS certificate lifecycle management using OpenSSL, including creating and managing CSRs, certificate chains, and private keys.
• Ensure adherence to cybersecurity policies, standards, and regulatory requirements.
• Support physical access control systems (e.g., Paxton).
• Maintain system performance, capacity, availability, and overall infrastructure health.
• Support enterprise applications and financial systems including Bloomberg FXT, Refinitiv Eikon, Murex Treasury System, SWIFT Alliance Access (SAA), 1AML, SIBS, GFMS, and COP.

Qualifications

• 7+ years of experience in enterprise infrastructure, ideally within banking or financial services.
• Strong technical expertise in Windows/Linux, VMware, Microsoft 365, networking, cybersecurity, and infrastructure management.
• Passion for solving complex challenges and driving operational excellence.
• Professional degree (Bachelor or Master’s) or equivalent qualification in IT/Information Systems/Computer Science/Technology/Programming/Information Science/System Engineering/Computing.

Working Conditions

Location: Central London – office based, 5 days per week during probationary period.

Hours: Monday‑Friday, 9:30 am – 5:30 pm.

Contract: 12‑month fixed‑term; salary £70,000 – £75,000.

Reports to: Head of IT & Data.

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