Environment:
Cisco ASA Firewall 5500 series, TMG 2010 with ISP redundancy, Frotigate FSSO solution and directory sync, IPKVM, Cisco 2900, 3500 and 3700, 4500 series switches, Cisco 1800 and 3800, 2900 Routers, Fortigate Firewall
Major Assignments:

• Lead Network team from routine tasks to projects
• Managing Network Infrastructure of 2000+ nodes with FortIGate 600C, Cisco Router, ASA, Switches, Ruckus Wireless, WIMAX connectivity with 6 site offices, APC UPS
• Design network with realistic approaches and according to future changes
• Monitoring network with world-renowned software and tools
• Finding network flaws, searching hardware or software solutions, meeting vendors (local and foreign), initiating project, meeting requirements and finally deploying selected products
• Taking care of SLAs including the health of the devices service contracts
• Maintain overall security posture of LAN & WAN
• Analysis and recommendations on LAN & WAN issues and security
• Management of network and security appliances

Projects and accomplishments:

• Configured FortIGate FG-600C UTM for SEFAM Pvt. Ltd. Clients Internet Access, Servers Publishing, IPS, Site-to-Site VPN and Remote Access VPN
• Converted the combined power and datacenter into separate datacenter and power room
• Installed video conference solution with a combination of PolyCom Group 500 at HO and Group 300 at other 4 sites, along with soft clients for foreign users and published on internet
• Optimized WAN infrastructure from scratch using Ruckus Controller and Ruckus Access Points
• Configured the rest of the sites from ordinary network to VLAN

• Managing Network Infrastructure with Exchange Server 2003/2007 and Exchange Server 2010 with GFI Mail Security , GFI Mail Essentials and forefront Server Protect for five locations and three companies, Active Directory 2008 with 5 sites and 4 domain and trusts
• Managing TMG Servers for all above locations and companies with VPN tunnels
• Contact vender like Google, blackberry, Dell, HP, GFI and others to sort out vender specific issues
• 24 X 7 Production Support and Monitoring to Ensure a Proactive Problem Recognition and Resolution of System and Network Issues
• Working collaboratively with the support and development teams in all three countries (Pakistan, India and USA)
• Plans and execute the strategy to stay current on latest technology and releases
• Manage and test high availability and disaster recovery solutions implement storage structures and develops disaster recovery as well as fail over plans
• participate in software upgrades, revisions, patches , and fixes mandated by the vendor
• Coordinate and participate in the implementation of changes, enhancements and upgrades to core infrastructure
• Manage and monitor SLAs for uptime and performance of core Infrastructure
Selected Accomplishments:
• Configured NLB using ISA Server 2006.
• Implemented segregated network using Cisco switches using VACLs (multiple sites)
• Installed and configured Fortigate 300C
• Integrated Cisco 3845 Routers on each site, 1 for INet and 2nd for MPLS Tunnels
• Installed and configure Cisco ASA 5520 at different sites
• Commissioned Cisco 4506 Switch into existing network
• Migrated site-to-site VPN from Microsoft to Cisco ASA firewalls
• Worked to implement ISMS policies and prepared respective documentation for multiple sites
• Configured site to site VPNs with different clients
• Enabled logging for network devices
• Resolved switching layer issues and stabilized
• Implemented virtualization using HyperV and VmWare ESX server

• Managing Network Infrastructure with Exchange Server 2003/2007 and Exchange Server 2010
• Managing TMG Servers for companies with VPN tunnels
• Contact vender and others to sort out vender specific issues
• Plans and execute the strategy to stay current on latest technology and releases
• Manage and test high availability and disaster recovery solutions implement storage structures and develops disaster recovery as well as fail over plans
• participate in software upgrades, revisions, patches , and fixes mandated by the vendor
• Lead, coordinate and participate in the implementation of changes, enhancements and upgrades to core infrastructure
• Manage and monitor SLAs for uptime and performance of core Infrastructure
• Troubleshoots, analyzes, prioritizes and helps coordinate the resolution of problems and issues
• Prepares, maintains and distributes documentation for all critical servers and core network assets
• Seek opportunities to automate or streamline manual tasks
• Proactively tunes all aspects of the core infrastructure to minimize performance issues
• Researching, and evaluating new products, features, technologies, and trends to provide innovative ideas and solutions in order to improve the existing infrastructure and support new projects and requirements
• Implemented new Juniper Firewall for site to site VPN and dial up VPN
• Network design and communication security
• Cloud computing, security and management

• Network and Infrastructure management.
• 24 X 7 Production Support and Monitoring to Ensure a Proactive Problem Recognition and Resolution of System and Network Issues
• Active Directory 2003 and Exchange Server 2007.
• Configured VPN on Cisco router
• VLan configurations on Cisco switches
• Panda Anti-virus and Firewall
• Provided Internet and Securing Network
• Provided Network services like Printing, troubleshooting and maintenance etc.
• Backup plan and executions.
• DNS
• DHCP
• Group Policies