SUMMARY:

• 12+ years of Experience designing, installing, and configuring Local Area Networks and Wide Area Networks in a remote location with Wireless LAN (Access Points) Operations
• Several years of experience in Information Technologies with expertise in area of Windows server, VMware virtualization technologies, server automation & Monitoring tool and some of the Storage technologies
• Knowledge of Unix Shell Scripting, Perl and Python Scripting is a big plus
• Ability to integrate scripting and networking skills to produce quality scripts for automation.
• Good knowledge of Wireless LAN technologies
• Ability to read, understand & produce Engineering Network Design documentation
• Provide implementation and mid - level project management support for Cisco phone system install & upgrade projects.
• Hands on experience in configuring Cisco routers, switches, ASA Firewalls, Wireless Networks, VoIP Networks.
• LAN, WAN, WIRELESS LAN, TCP/IP, DNS, VPN, FTP, Cisco IOS, VTP, STP, RIPv2, EIGRP, OSPF, SNMP.
• WAN technologies; ATM, Frame Relay, knowledge of T1/E1, DS3/E3, OC3, STM1, STM4
• Active Directory integration, Unified Messaging with Exchange/Outlook, Mobility/Single Number Reach.
• Good experience, working with a team in designing LAN/WAN/WLAN architecture.
• Experience in installing, administrating & managing Windows server operating system(2000, 2003, 2003 R2, 2008,2008 R2,2012) and their standard, Enterprise & Datacenter Edition
• Managed Cisco voice infrastructure remote monitoring service (currently Cisco RMS)

TECHNICAL SKILLS:

Implementation, configuration and troubleshooting of network using Switching technology like 

• VLANs
• inter-VLAN routing
• VTP
• STP
• RSTP
• PVST
• PVST+
• HSRP
• VRRP
• Routing technology like EIGRP
• OSPF
• BGP
• IOS update
• managing networking using tools like CISCO LMS
• NMS
• firewall Analyzer
• Solar Winds Orion
• Spice work
• managing server environment like DNS
• DHCP
• FTP
• AD Server for client.

PROFESSIONAL EXPERIENCE:

Confidential, MARYLAND

Sr.Network Engineer

Responsibilities:

• Perform day-to-day operational support of IT networking Environments.
• Troubleshoot and replace system and network hardware as required.
• Monitor system and network utilization/capacity.
• Design, installation and testing of network-related services and hardware.
• Good experiences in High Performance Computing techniques which will help you in high performance computing
• Provide 24x7 on call support on a rotating basis; some after-hours scheduled maintenance events.
• Troubleshoot issues on Cisco Nexus 7k, Catalyst switches(6500, 4500, 3750) and Routers
• Performed troubleshooting on slow network connectivity issues, routing issues involved OSPF, BGP and identifying the root cause of the issues.
• I used and administered Juniper advanced, next-generation firewalls with application visibility and content security, security intelligence, integrated physical and virtual options, and architecture designed for resiliency, scalability, and availability, optimized for securing your data center or enterprise edge.
• I used Service-level management from ITIL for ensuring that the agreed IT services are delivered when and where they are supposed to be liaising with availability management, capacity management, incident management and problem management to ensure that the required levels and quality of service are achieved within the resources agreed with financial management, ensuring that appropriate IT service continuity plans exist to support the business and its continuity requirements.
• I used Cisco Unified Contact Center Express (Unified CCX) delivers a highly secure, available, virtual, and sophisticated customer interaction management solution for up to 400 agents. This integrated, comprehensive, contact center solution is intended for both formal and informal contact centers in midmarket, enterprise branch, and corporate departments.

Network Administrator

• Coordinated timely disaster recovery procedures affecting the stability of data center operations.
• Developed and revised departmental procedure manuals to assist staffs in technical operations.
• Implemented Quality Control procedures to ensure full compliance with Service Level Agreements.
• Monitored and troubleshot LAN, installed and configured routers and switches, and generated weekly reports
• Managing Exchange 2003 servers and troubleshooting issues related to User and group accounts, mail delivery, configuring MX records to enable and disable domain.
• Responsible for Security Patch Management and Deployment to all clients using Microsoft WSUS.
• Administering DHCP Server creation of reservation and configuration of server options.
• Configured Terminal Server to access to the servers using Remote Desktop Protocol.
• Installing, troubleshooting and supporting Windows 2003 server administration and Active Directory.
• Delivered rich connectivity and routing features based on the Junos OS foundation (e.g., IPsec VPN, NAT, QoS, and advanced routing)
• Integrated powerful cloud-based unified threat management (UTM) and intrusion prevention system (IPS) for a comprehensive threat management framework
• Automated the life cycle management of Firefly Perimeter VMs, including configuration, provisioning, management, monitoring, and reporting with Junos Space Virtual Director
• I used the Service Design (SD) volume, which provides good-practice guidance on the design of IT services, processes, and other aspects of the service management effort.
• I used Cisco Unified Communications System delivers fully integrated communications by enabling data, voice, and video to be transmitted over a single network infrastructure using standards-based Internet Protocol (IP). Leveraging the framework provided by Cisco IP hardware and software products, the Cisco Unified Communications System delivers unparalleled performance and capabilities to address current and emerging communications needs in the enterprise environment.

Environment: s: Implementation, configuration and troubleshooting of network using Switching technology like VLANs, inter-VLAN routing, VTP, STP, RSTP, PVST, PVST+, HSRP, VRRP, Routing technology like EIGRP, OSPF, BGP, IOS update, managing networking using tools like CISCO LMS, NMS, firewall Analyzer, Solar Winds Orion, Spice work, managing server environment like DNS, DHCP, FTP, AD Server for client.

System engineer

• Handling complex enterprise environment with 3000+ Windows servers and 200+ESXi hosts in two datacenter and multiple remote locations
• Installation and support of VMWARE ESX/ESXi 3.5/4.x/5.x server which hosts the virtual servers for the test/dev/staging environment.
• Build and administer vCenter 4.1/5.0, VMware cluster, HA, DRS, Snapshot, Clone
• Performance tuning for VMware ESXi hosts and Virtual Machine, setting up their CPU affinity rules, allocating resources and fine tuning storage
• Administering VMware VDI, allocating new VDI and maintaining
• Identity-management systems, products, applications and platforms manage identifying and ancillary data about entities that include individuals, computer-related hardware and applications.
• Centrally configured and managed application security (e.g., AppSecure), firewall, security intelligence (for protection against Web application attacks, command and control based threats, and botnet activity), and VPN, IPS, and NAT security policy through one scalable management interface.
• Defined and enforced policies for controlling usage of specific applications such as Facebook, instant messaging, and embedded social networking widgets through included AppFW management
• I used Cisco Unified Communications System incorporates and integrates the following major communications technologies: IP telephony, Customer contact center, Video telephony, Rich-media conferencing, Cisco Unified MeetingPlace

Environment: Windows 2000/2003/2008, EMC - SAN, IBM-SAN, SQL Servers /2003/2008, VMWARE ESX 3.5/4.0/4.1/5.0/5.1,

Network Backup Engineer

Responsibilities:

• Assisted in troubleshooting LAN connectivity and hardware issues in the network of 100 hosts.
• Studied and analyzed client requirements to provide solutions for network design, configuration, administration, and security.
• Involved in troubleshooting IP addressing issues and Updating IOS images using TFTP.
• Maintained redundancy on Cisco 2600, 2800 and 3600 router
• Created a backup and recovery policy for software application and verified peripherals are working properly.
• Monitor performance of network and servers to identify potential problems and bottleneck.
• Performed RIP & OSPF routing protocol administration.
• Interacted with support services to reduce the downtime on leased lines.
• Troubleshoot problems on a day to day basis & provide solutions that would fix the problems within their Network.
• Responsible for Windows 2000/2003 server, DNS, and TCP/IP support.
• Monitor the operability and reliability of the network.
• Maintenance and Troubleshooting of connectivity problems using Ping, Trace route.
• Managed the IP address space using subnets and variable length subnet masks (VLSM).
• Configured Cisco CallManager, Voice Gateway, IP Telephony, and Cisco Call Manager Express for VOIP.
• Used The Cisco Unified Computing System (UCS) which is an (x86) architecture data center server platform composed of computing hardware, virtualization support, switching fabric, and management software introduced in 2009.The idea behind the system is to reduce total cost of ownership and improve scalability by integrating the different components into a cohesive platform that can be managed as a single unit. Just-In-Time deployment of resources and 1:N redundancy can be configured with UCS systems

Network Engineer

Responsibilities:

• Install hardware, systems, and software for networks.
• Install, configure, and maintain network services, equipment and devices.
• Design and Development of Network infrastructure
• Manages all system back-up and restore protocol.
• Plans and supports network and computing infrastructure.
• Documents network problems and resolution for future reference.
• Monitors network system performance and implements performance tuning.
• Requires a thorough knowledge of networking essentials.
• Oversee software and network security.
• Strong analytical abilities and professional office experience needed.
• Available for on-call schedule
• Configure network devices and monitoring tools to provide automated alerts for outages, events, specific thresholds.
• Implementation, configuration and deployment of Active directory, IIS, DNS, DHCP, WINS, ISA, VMWARE, WSUS and windows Exchange 2003/07 server on server site.
• Used Cisco 6100 or 6200 Series switch (called a "Fabric Interconnect") provides network connectivity for the chassis, blade servers and rack servers connected to it through 10 Gigabit and Fiber Channel over Ethernet (FCoE). The Fabric Interconnects are derived from the Nexus 5000 and run NX-OS as well as the UCS Manager software
• I used Cisco UCS Manager software which is embedded into the 6100/6200 series Fabric Interconnect, which is accessed by the administrator through a common browser such as Internet Explorer or Firefox, or a Command line interface like Windows PowerShell or programmatically through an API.

Windows System Administrator

• Performed diagnostic testing on PC equipment and ensured printers were up and running at all times.
• Resolved Windows and Internet Explorer issues on desktop and laptop.
• Identified and removed viruses and provided major repairs in accordance with outside vendors.
• Performed wiring and daily maintenance of internal computer systems.
• Resolved Windows 7 related issues, Internet Explorer issues and other PC software related issues.
• Monitored and troubleshot LAN, installed and configured routers and switches, and generated weekly reports.
• Installed, configured and upgraded Windows and Linux network structures and various network devices, including CISCO, wireless and VoIP devices
• Performed diagnostic testing on PC equipment and ensured printers were up and running at all times.
• Resolved Windows 7 and Internet Explorer issues on desktop and laptop.
• Identified and removed viruses and provided major repairs in accordance with outside vendors.
• Performed wiring and daily maintenance of internal computer systems.
• Resolved Windows related issues, Internet Explorer issues and other PC software related issues.
• Monitored and troubleshot LAN, installed and configured routers and switches, and generated weekly reports.
• Configured servers for DHCP, WINS and DNS services.
• Installation, configuration and Administration of IIS web servers.

Network Administrator

• Designed, installed, configured, and supported multi-tenant Datacenters/firewall configurations (such as Nexus switches and NX-IOS, Virtual Firewall Contexts, Virtual Switching, OVT, and VSS)
• Implemented data center consolidates; such as enterprise mergers, hardware and software centralization
• Designed, installed, configured, and supported of high availability firewall topologies (active/active and/or active/standby clusters)
• Designed, installed, configured, and supported of redundant applications over multiple data centers, including disaster recovery sites
• Implemented routing protocols (EIGRP, OSPF, IBGP, BGP) on multi-functional large switches, routers, and next generation firewalls.
• Used Active Directory, GPOs, DNS, DHCP, File and Print Servers, IIS (Web server), FTP, Terminal Server, NAT, Microsoft Clustering and Exchange mail server in windows base server environment

System Engineer

• Hands on technical experience configuring, maintaining and troubleshooting various routing protocols Hands on technical experience configuring, maintaining and troubleshooting Cisco IOS and CATOS.
• Hands on technical experience configuring, maintaining and troubleshooting network firewalls VPN & DHCP servers.
• Experience with maintaining network infrastructure in a high availability public facing production environment.
• Thorough understanding of TCP/IP, virtual LAN, HSRP,STP, DNS, SNMP, SMTP and a myriad of other protocols and technologies.
• Loading new software upgrades and system improvements on existing equipment, schedule annual systems tests to assure stability, efficiency and reliability as well as introducing suitable security countermeasures in order to prevent delirious bugs, viruses & system hacks or denial of service attacks.
• Install, configure TCP/IP and operate wired and wireless networks.
• Analyzed and troubleshoot network problems and performance issues.

Network Administrator

• User Support - Monitoring and troubleshooting system performance, server & user related problems. Support users to resolve their day to day issues related to OS, E-mail, Account issues, hardware etc.
• Managed the installation and configuration of Windows 2000 Server/Workstations.
• Created user and computer accounts on the Active directory users and computers.
• Monitored the servers and trouble shot the server issues
• Resolved the user issues related to Active Directory Users and groups
• I used HP Automation and Cloud Management Solutions, HP Server Automation Premium
• I used technologies, services related to identity management like Directory services, Service Providers, Identity Providers, Web Services, Access control, Digital Identities, Password Managers, Single Sign-on, Security Tokens, Security Token Services (STS), Workflows, OpenID, WS-Security, WS-Trust, SAML 2.0, OAuth and RBAC .
• I also used IdMidentity technologies related to the protection of that identity and the technologies supporting that protection (e.g., network protocols, digital certificates, passwords, etc.).