Responsible for implementing and maintaining the IT infrastructure for a global manufacturing company operating in the safety sector, with offices in the UK, USA, Germany, China and India. Apollo is the largest subsidiary of Halma PLC, a FTSE 100 company.• Maintaining and upgrading all aspects of the IT infrastructure including servers (Windows Server 2016/2012/2008, Ubuntu Server, CentOS), network infrastructure (Cisco and HP Aruba Layer 2 and Layer 3 switches, CheckPoint firewalls, PulseSecure VPN), storage hardware (NetApp and HP) and telephony (VoIP, ShoreTel, SIP, Android for Work, VMWare Airwatch MDM)• Ensuring the availability of enterprise critical systems, including the Enterprise Resource Planning system (Microsoft Dynamics AX 2009)• Thorough investigation of tickets escalated from the helpdesk team within business SLAs• Producing accurate technical documentation of the network infrastructure across all sites• Monitoring network and server infrastructure to ensure availability and meet KPIs, responding to and mitigating the latest cyber security threats• Providing training and guidance to junior team members

Managed several discrete IT systems providing engineering and mission planning/debriefing services to three Eurofighter Typhoon squadrons. Working in a high pressure, fast paced aviation environment providing high service availability and rapid fault resolution.• Administration of physical and virtual servers running Windows Server 2008/2012. Installation, configuration and management of Active Directory, Hyper-V, Oracle 10G/11G, SQL Server, SCCM, SCOM, WSUS, McAfee ePolicy Orchestrator, NetApp SANs, CISCO networking equipment.• Management of a Windows domain with hundreds of user access devices, providing first and second line support to the end users.• Responsible for security and regular maintenance of all systems, including database backup and recovery. Able to carry out disaster recovery procedures effectively in the event of hardware failure or security incidents.• Maintaining the mission planning and debriefing systems, including Red Hat Linux administration, HP server and workstation hardware and several SAN technologies.• Saved hundreds of man hours by automating tasks with PowerShell, Perl, PL/SQL and batch/shell scripts.• Regarded as the Subject Matter Expert for the Engineering Support System, able to diagnose faults that evade other technicians. Producing technical documentation and providing instruction for junior members of the section.