SUMMARY

• Over 10 years of experience in Network Engineering and System Administration with experience in Design and Deployment of including hands - on experience in providing Network support, installation and analysis for a broad range of LAN / WAN communication systems.
• Specialist on MS Operating Systems installations, configurations, and troubleshoot issues.
• Configuring IPSEC VPN (Site-Site to Remote Access) on sonic wall firewalls.
• Active Directory, Group Policies in Domain Environment and System Based Policies Configuration and Management.
• Experienced in Troubleshooting for connectivity and hardware problems on Cisco and HP Networks and Various Wireless Equipment’s.
• Installing and Configuring a Cisco/Microsoft secure ACS server for AAA authentication (RADIUS).
• Installation and configuration of ESX 5.5/5.1 in New- HP Proliant series & Dell power edge Servers in a core new Data-Centre.
• Installation, configuration & troubleshooting of Windows servers 2003, 2008, 2012 Virtual Machines in the ESX host clusters.
• Experience in DNS, WINS, IIS and DHCP assigning and upgrading Used DHCP to automatically assign reusable IP addresses to DHCP clients.
• Experience in IPAM, Active Directory, Group Policies in Domain Environment and System Based Policies Configuration and Management.
• Worked on Red HatLinuxinstallation, configuring and maintenance of applications on this environment.
• Provide support for Apache web servers and FTP Servers administrations.
• Expertise in installing, upgrading, patching, migration, configuration, troubleshooting, security, backup, disaster recovery, performance monitoring and fine-tuning on Windows Servers.

TECHNICAL SKILLS

Switching: VLAN, VTP, Inter-VLAN routing, STP, RSTP, PVST, 802.1x.

Network Security: Firewall policies, NAT, VPN, and IDS/IPS.

Infrastructure Services: DNS, DHCP, IIS, SMTP, POP3, FTP.

Authentication: POP, CHAP, RADIUS.

Operating Systems: Windows XP/Vista/7/8/10, Windows Servers 2003/2008/2012 .

Virtualization: ESX 5.5, 5.1, 5.0, Vsphere 5.5, 5.0, ESX 4.0, VSphere 4.0, VMware Vcenter, P2V & V2V.

Network management And Monitoring: Wire shark, Solar Winds, NNM, HP Open view, Open NMS.

Storage Technologies: NAS, SAN, RAID, FC.

Hardware: HP Proliant series, DELL power Edge 2850, 1850, 6800.

PROFESSIONAL EXPERIENCE

Confidential, Dallas, TX

Network Engineer/System Administrator

Responsibilities:

• Experience with Firewall Administration, Rule Analysis, Rule Modification.
• Installed different software on the systems. Install and managing network devices including Hubs, Switches.
• Worked to troubleshoot and performance tuning of various systems problems such as application, network and hardware related issues.
• Resolved all computer related problems, monitored and maintained system functionality and reliability by identifying ways to prevent system failures.
• Performed installation, configuration, administration and design ofwindows server 2012 domains in an enterprise network environment including installation and configuration of IIS, WINS, DNS, DHCP, as well as allocated IP addressing schemes.
• Upgrading Used DHCP to automatically assign reusable IP addresses to DHCP clients.
• Negotiate VPN tunnels using IP Sec encryption standards and also configured and implemented site-to-site VPN, Remote VPN.
• Involved in daily ticketing of GPO, AD management, User permissions, DNS, DHCP, File Server & Print server.
• Installing and Configuring a Microsoft secure ACS server for AAA authentication (RADIUS)
• Installation and configuration of database like Oracle 10g and MySQL.
• Resolved all computer related problems, monitored and maintained system functionality and reliability by identifying ways to prevent system failures.
• Provided Level III support to troubleshoot deployment issues, desktop software conflicts and client health issues.
• Creation of Virtual network and switch configuration on ESXi and also creation of Vcenter and adding the ESXi hosts to the cluster.
• Maintaining, upgrading and troubleshooting VMware Windows based virtual machines. Building, deploying and customizing virtual machines.

Environment: Cisco 3750/3550/3500/2950 switches, HP 8212zl/5412zl Core switches, 3500/2900/2700 switches, sonic wall appliance’s, Aruba and Ruckus wireless, Windows servers 2003/2008/2012, and Windows Clients.

Confidential, Washington DC

Network Engineer/System Administrator

Responsibilities:

• Installation, configuration & troubleshooting of Windows servers 2008, 2012 Virtual Machines in the ESX host clusters.
• Migrating the Active Directory, DNS & DHCP from .
• Active Directory, Group Policies in Domain Environment and System Based Policies Configuration and Management.
• Updated the anti-virus, spam blockers, and other security software for securing system security.
• Switching related tasks included Configuring and implementation of different VLANS. Configured 802.1Q trunk on Fast-Ethernet channel between switches.
• Installation and configuration of ESXI 5 and creating virtual machines, snapshots, templates and migrating them between the servers.
• Active Directory, Group Policies in Domain Environment and System Based Policies Configuration and Management.
• Have familiarity with MS SQL server, windows clustering, domain controller setup, and group policy.
• Worked on Red HatLinuxinstallation, configuring and maintenance of applications on this environment.
• Supported Windows XP/7/2008, 1,000+ desktops, 1600+ users, and images for multiple sites, utilized Active Directory/group policy to support and secure clients, including configuring regional settings, registry settings, and SCCM client install startup scripts, etc.
• Provided technical support services for DNS and IPAM services.
• Active Directory, Group Policies in Domain Environment and System Based Policies Configuration and Management.
• Installing, configuring Windows and peripherals such as printers.
• Updated the anti-virus, spam blockers, and other security software for securing system security.
• Comprehensive understanding and managing of storage environment, maintenance of storage products.
• Installation, configuration & troubleshooting of Windows servers 2003, 2008, 2012 Virtual Machines in the ESX host clusters.

Environment: Cisco routers and Switches, Juniper Switches EX2200, 2500, Storage Servers (IBM, DELL, HP), UTM Appliance’s, Network monitoring tools, Blade Servers with various Windows Servers.

Confidential, Cleveland, OH

Network Engineer

Responsibilities:

• Experience in DNS and DHCP assigning and upgrading Used DHCP to automatically assign reusable IP addresses to DHCP clients.
• Installation, configuration of IIS, WINS, DHCP.
• Performed installation, configuration, administration and design ofwindows server 2012 domains in an enterprise network environment.
• Worked onCisco, HP Layer 2 switches (spanning tree, VLAN).
• Log messages using Syslog server and analyze the issues related to high CPU utilization and parameters that can degrade performance of the network
• Involved in all technical aspects of LAN and WAN projects including, short and long term planning, implementation, project management and operations support as required
• Troubleshoot and fix any backup and monitoring systems related issues in conjunction with Systems team and external vendors.
• Managing Antivirus Servers and Updating Security Patches.
• SQL Server installation and administration as per developer requirement.
• Responsible for troubleshooting and maintaining overall client and server health for entire SCCM infrastructure.
• Installing, configuring Windows and peripherals such as printers as well as network printers.
• Active Directory, Group Policies in Domain Environment and System Based Policies Configuration and Management.
• Configure Corporate, Wireless and Lab Devices which includes Bandwidth Upgrade, Adding New Devices.
• Familiar with various MSIT Tools to check Networking Connectivity, Testing, Configuration and Adding or Removal of IP address blocks, DE coming or Adding the Devices.

Environment: Windows 2003/2008 Servers, Windows XP/Vista/ 7, firewalls, UTM Appliances, L3/L2 Switches and various products of Wireless devices, Network Monitoring Tools.

Confidential, Westborough, MA

Network Engineer/System Engineer

Responsibilities:

• Involved in all technical aspects of LAN and WAN projects including, short and long term planning, implementation, project management and operations support as required.
• Conduct through analysis, problem-solving, and infrastructure planning.
• Provide assistance to Network Manager and serve as Secondary Network support.
• Troubleshoot and fix any backup and monitoring systems related issues in conjunction with Systems team and external vendors.
• Creation of Virtual network and switch configuration on ESXi and also creation of Vcenter and adding the ESXi hosts to the cluster.
• Maintaining, upgrading and troubleshooting VMware Windows based virtual machines. Building, deploying and customizing virtual machines.
• Active Directory, Group Policies in Domain Environment and System Based Policies Configuration and Management.
• Updated the anti-virus, spam blockers, and other security software for securing system security.
• Installation & Maintenance of Procurve Switches - 5300xl Series,3500 Series, 2800 Series, 2600 series & 1800 series.

Environment: Windows 2003 Servers, Windows XP/Vista/ 7, HP Core Switches, Cisco Routers and UTM Appliances, L3/L2 Switches, Wireless Access points and Network Monitoring Tools.

Confidential

System and Network Support Engineer

Responsibilities:

• Installation & maintenance of DHCP SERVER for multiple VLANS.
• Managing Antivirus Servers and Updating Security Patches.
• Coordinating with clients in resolving the client VPN connectivity issues.
• Installation, Configuration & Maintenance of Sonic wall firewall pro 5060 and NSA 5500.
• Installing and Configuring a Cisco/Microsoft secure ACS server for AAA authentication (RADIUS).
• Configuration & Maintenance of various products of wireless devices and wireless controllers.
• Analyzed customer application and bandwidth requirements, ordered hardware and circuits, and built cost effective network solutions to accommodate customer requirements and project scope.
• Identify, design and implement flexible, responsive, and secure technology services.
• Resolved all computer related problems, monitored and maintained system functionality and reliability by identifying ways to prevent system failures.
• Perform all duties related to Windows system administration, user account maintenance, backup & recovery, patches and updates, License Management, Printer configuration.

Environment: Windows 2003/2008 Servers, Windows XP/Vista/ 7, Firewall, Switches and various products of Wireless devices. HP Chassis Switches.