Jonathan - Architecte réseaux CISCO

Configuring, installing, upgrading and supporting enterprise high availability infrastructure for 4000+ nodes, 225+ routers, switches and 550,000 BTU data center with ATM, MPLS, Gigabit Ethernet, Wi-Fi, T3, OC3, Frame Relay, MLPPP over T1’s.

Upgrading high end Cisco switches from CatOS to IOS (Hybrid to Native), Out of the box installation and configuration of 100+ 3560, 3750, 4500, 4948, 6500 closet switches and 2800, 3700, 3800 and 7200 series routers. Configuring advanced features on Cisco routers and switches, SUP 1, 2 and 720 upgrades, POE switch blade upgrades for VOIP and CISCO WiFi AP’s, Call manager and Unity voice mail administration. Configuration and deployment of Cisco 3G GSM and CDMA modules with IPSEC for secure mobile data communications, Continuous proactive approach to upgrading router and switch software to the latest IOS, voice and data integration, policing, rate limiting, policy based routing, tunnels, route maps, OSPF, BGP, IPSEC AES PFS VPN, DSCP QOS, time based ACL’s, Tacacs+ accounting, NTP, Syslog and SNMP, multicast, device hardening. Attending change control meetings and giving department managers and staff advanced notice on planned upgrades or existing weak points needing to be addressed and recommend current best practices or alternative viable resolutions.

Juniper J series router dram upgrades, compact flash upgrades, software installation, software upgrades, lab configuration, testing and deployment.
Dealing with Telco’s and vendors to assist in troubleshooting equipment, router and switch health checks, 24/7 maintenance of SCADA networking equipment for the protection of 7.5 million South Florida residents. Disaster recovery for LAN, WAN, Voice, Data, SCADA, SERT, CERP, alternate EOC and emergency mobile IP communication trailers and equipment, Documentation with Visio and Excel.

Contractor - Cisco consultant

Migrate PCGB dealer networks from ISDN Basic and Primary rate to Frame relay using the existing ISDN as a backup for the frame relay. Implement double NAT on access routers for the dealer private networks to access PCGB and PCHQ network applications. Create new PIX conduits and network access lists to support a variety of applications and new hardware on local and remote sites. Add Cisco routers, switches, WiFi devices, printers and new PC's to the PCGB network. Redistribute network routes using static and dynamic routing protocols. Update network documentation, update IOS, hardware and upgrade leased circuits.

Operations Support Analyst

Responsible for the 3rd line support on a Global IP network, my Projects included a seamless global migration between ISP's, design and implement a migration from an international frame relay network to a PIX to IOS 3DES VPN solution complemented with VPDN remote access for mobile users, other projects include the implementation of a Cisco 3640 Primary rate NAS solution for dial in / out and video conference calling.

Daily duties included ensuring maximum availability to all products and services for a 24/7 global operation, setting LAN/WAN and Internet security policies and writing or modifying its relevant documentation. Installation, configuration and support of all the Cisco networking equipment including PIX and IOS CBAC firewalls, Cisco routers and catalyst switches, SMTP, E-commerce web hosting, tunneling, filtering and DMZ.
The global network consisted of Cisco IPSEC VPN, frame relay, point to point leased circuits, ISDN PRI / BRI, Fast Ethernet and FDDI, IP and IPX, Microsoft Windows and Novel Netware. I also facilitated a safe firewalled access for our 100 plus user support department to connect to our largest customers over ISDN, Leased line or VPN to support larger our Multinational organizations.
I also took responsibility for Compaq server builds, OS installs, hardware upgrades, IIS admin, SSL certificate configuration, configuring RAS, DNS, print servers, SMS remote administration, service pack updates, Windows domain admin, MS Exchange admin, active directory, NetWare 4.X and basic UNIX admin.

Senior Engineer

Highly mobile senior engineer working on projects and providing cover for site engineers, whilst at Thorn EMI Computeraid I was assigned to multiple large scale projects including site surveys, desktop rollouts, network health checks, OS migrations and office moves for many of the top FTSE100 companies in the United Kingdom.

Building and configuring Compaq servers for a 2000 user nationwide migration of DEC Pathworks to Novell 3.x
Microsoft Office install, Antivirus rollout, office moves, OS/2 desktop support
NetWare 4 upgrades and administration, Helpdesk telephone support
Thin Ethernet to Cat 5 upgrades, Server and workstation memory upgrades
Network documentation