- Managing a nationwide network consisting of 70 private hospitals - L2/L3 Core network management of 3000+ devices - Keeping network documentation and diagrams up to date with MS Visio- Network infrastructure including install of switches and firewalls- Participating in major projects with multiple teams for corporate IT systems- Maintaining access lists on the corporate firewalls- Perimeter security devices and remote access systems within the DMZ with ASA and Checkpoint- Cisco IP-Sec VPN setup (Site-to-Site VPN) and Juniper SSL VPN Client (teleworkers) - Clientless Juniper remote VPN for 3rd Party access to web based systems and applications using https - Global Next-Generation IPS implementation as per business request- Maintain ASA's connection to internet and clinical applications- Setting up remote VPN connections and monitoring and maintaining the corporate IPS- WAN network and security management and support (Datacentres, Offices and Satellite sites)- Installation and configuration of four centralised hosted Aruba 7200 Wi-Fi controllers - Configuration of LTM and APM rules on F5 Big-IP platform as per companies requirement- Radius authentication for core network devices and setup of Windows 2008 SR 2 NPS from scratch- Monitoring the internal network with Solarwinds Orion- Daily network checks (NCM config backup, Syslog errors, Down devices, High bandwidth utilisation)- Analysing Network performance issues with Solarwinds Netflow, Wireshark, SNMP Grapher & Syslogs

- Troubleshooting daily network issues while monitoring the corporate IT infrastructure- 24x7 monitoring to minimize system alerts and anticipate problems according to procedures- Documenting all work completed and build knowledge base of problems and solutions- Handling crisis response as directed by crisis management procedures, coordination of bridge calls, submission of the appropriate notifications to IT management and vendor- Liaising with all other departments to ensure quality of service (SLAs) demands are met- Coordinating with vendors and customers while performing maintenance on their networks- RSA VPN setup and support for Teleworkers- Checking voice VLAN’s, speed duplex configuration and port troubleshooting

- Citrix Access Gateways, - Checkpoint Firewall- BlueCoat Proxy AV- Network monitoring and maintenance (Solarwinds)- Reuters and Bloomberg- Blackberry Enterprise ServerFurthermore dealing as Senior Systems Engineer- Active Directory- VoIP: Setup and Configuring Cisco Phones and Cisco Call Manager; Video Conferencing with PolyCom HDX 8000- Altiris Software and Application Management- Patching data points for network and telephones

- Configuring Switches and Access Points, incl. VoIP Phones- Troubleshooting of Wired & Wireless-LAN Infrastructure- Network monitoring with Solarwinds and Nagios®- Troubleshooting with Cisco 800 and 1600 series routers- Entertainment TV – configuring and troubleshooting Digital Video and Music on Demand streaming

- Technical Support and Administration of 23 000+ users- Full set up and administration of PC’s – Windows, Office, Email, Internet and Network - Installation and repair of hardware and software throughout various government buildings - Network problem analyse on Router and Network connections for optimal performance- Manage Incidents through resolution and provide Root Cause Analysis