System & Network Administrator
Tech Group
Total years of experience :16 years, 11 Months
Infrastructure Responsibilities:
• Design and deploy LANs, WANs, VLANs and wireless networks, including servers, routers, SPAM filters, switches, UPSs, and other hardware.
• Management of Firewalls - Sonicwall NSA4500, Fortigate 400D, Cyberoam CR50 Sophos.
• Administer and manage VPN connections, Access rules, Firewall policies, log reports.
• Deploying and managing security for remote access, tasks included configuring site to site and clients to site VPN tunnels through firewalls and maintaining access policies for remote users.
• Design of multi-server environments including IP address schemes, Active Directory, Exchange server, Office365, Group policies, User accounts, shared and security permissions, DHCP, DNS, SQL, Backup Management, Antivirus, FTP, Blackberry, Virtualization -VMWare, VEEAM, Hyper-V, Citrix.
• Managing the BLADE Chassis, SAN & NETAPP storage devices and tasks include creating and managing the volumes with raid technology.
• Design and administering the Data Centre - Disaster Recovery site connectivity and dependency.
• Manage wireless radio terminals for connecting multiple sites.
• Conduct research on network products, services, protocols, and standards to remain abreast of developments in the networking industry.
• Perform backups using VEEAM backup & Acronis backup solutions.
• Keeping a track of all policies, SSL certificates, license renewals, smartnet for networking devices, AMC proposals, IT Audit and IT Budget.
System Responsibilities:
• Administration of Microsoft Dynamics AX user accounts and policies.
• Responsible for managing Microsoft Dynamics AX workflow and services.
• Responsible for assigning reporting structure.
• Responsible for maintaining and managing SQL Database to perform backup & restore.
• Providing end user level support for the tickets logged onto the helpdesk.
Operational Responsibilities:
• Managing a team of 4 IT support personnel.
• Responsible for Layer 2 & Layer 3 incident and operational support.
• Responsible for regular preventive maintenance, applying security patches and troubleshooting.
• Troubleshooting malfunctions of network hardware and software applications, telephones and security systems to resolve operational issues and restore services
• Supervising the administration of systems and servers related network to ensure availability of services to authorized users.
• Monitor network performance and troubleshoot problem areas as needed.
• Oversee installation, configuration, maintenance, and troubleshooting of end user workstation hardware, software, and peripheral devices.
• Ensure network connectivity of all servers, workstations, telephony equipment, fax machines, and other network appliances.
• Practice network asset management, including maintenance of network component inventory and related documentation and technical specifications information.
• Monitor and test network performance and provide network performance statistics and reports.
• Participate in managing all network security solutions.
• Develop a sustainable methodological ICT operation to complement the expanding organization.
• Administration of Microsoft domain services including PDC, ADC, RODC, GPO, User accounts, shared and security permissions, DHCP, DNS, Exchange server, SQL, Backup Management, Antivirus, FTP, Blackberry, VMWare.
• Administration of edge switches, perimeter switches, firewall, Barracuda spam filter, PABX/IP Telephony, DVR system.
• Managing and configuring the BLADE Chassis, SAN storage and tasks include creating and managing the volumes with raid technology.
• Deploying and managing security for remote access, tasks included configuring site to site and clients to site VPN tunnels through multiple VPN concentrators and firewalls and maintaining access policies for remote users.
• Managing and monitoring Barracuda SMTP mail gateway for mail relay and email virus scanning.
• Managing corporate website hosted on IIS servers, Responsibilities included regular maintenance.
• Responsible for regular preventive maintenance, applying security patches and troubleshooting.
• Configuring and managing Cisco series routers, Cisco catalyst switches, Sonicwall & Fortigate firewalls and VPN concentrators and dedicated ISDN PRI Lines.
• Developed security policy, backup policy and maintain the network infrastructure with related network details
• Keeping a track of all policies, certificates, license renewals, Smartnet for networking devices, AMC proposals, IT Audit.
• Coordinate with Vendors and the Management for Hardware/Network Equipment Procurement and SLA (Service Level Agreement)
• Handle ICT assets including computers, local and remote networking, local and remote servers, UPS, meeting room facilities, and printers/copiers
• Supporting day to day operations of the corporate LAN server environment consisting of windows 2003 and 2008 servers in a multi domain environment.
• Migrated windows 2003 domain resources and accounts to windows 2008 domain structure.
• Administered clustered exchange 2008 server integrated with active directory 2008
• Administration of Microsoft Domain Controller, GPO, User accounts, shared and security permissions, DHCP, DNS, Exchange server, Enterprise Vault, SQL, Backup, Management, TMG, FTP, Blackberry, RAS, System Centre Suite.
• Administration of edge switches, perimeter switches, Stonesoft firewall, Barracuda spam filter, environment management system.
• Provide confidentiality towards data, networks and software, and develop strategies for their implementation
• Configure and Monitor enterprise vault for mailbox archiving.
• Administer and Maintain daily and monthly backups of servers and data files and folders using Symantec Backup Exec 2012.
• Responsible for replacing the backup tapes and storing them in an isolated and secure place.
• Administering the Hyper V fail over cluster.
• Providing support to Application services like Insis and Oracle.
• Responsible for managing Cisco Call Manager IP Telephony, Call unity express and managing the inventory of extensions.
• Coordinate with Vendors and the Management for Hardware/Network Equipment Procurement and SLA (Service Level Agreement) Negotiations.
• Responsible for scheduling the downtime when necessary.
Provide confidentiality towards data, networks and software, and develop strategies for their implementation
Configure and Monitor enterprise vault for mailbox archiving.
Administer and Maintain daily and monthly backups of servers and data files and folders using Symantec Backup Exec 2012.
Responsible for replacing the backup tapes and storing them in an isolated and secure place.
Administering the Hyper V fail over cluster.
Providing support to Application services like Insis and Oracle.
Responsible for managing Cisco Call Manager IP Telephony, Call unity express and managing the inventory of extensions.
Coordinate with Vendors and the Management for Hardware/Network Equipment Procurement and SLA (Service Level Agreement) Negotiations.
Responsible for scheduling the downtime when necessary.
Technical Support Engineer
Major - Computer Science