OBJECTIVE

• Aspiring for a challenging and growth oriented career in IT Infrastructure where my 8 years’ experience is fully utilized to impact the organization’s development and at the same time to enrich my engineering skills.

SUMMARY

• Having more than 8 years of experience within the IT Infrastructure Team, supporting client servers, desktop and applications.
• Managed 108 clients with more than 400 physical and virtual servers.
• Windows Server upgrade, Exchange Server upgrade, System Center Administration.
• Server Migrations, Domain Controller Migrations, Exchange Server Migrations.
• Experience on TrendMicro Mail Security, MacAfee Mail Security, BES Servers.
• VMWare and Hyper - V virtualization Administration, Replication Monitoring.
• Experience on installing, configuring, managing, monitoring and troubleshooting SQL server.
• SQL Server upgrades, SQL Database backup, SQL Database Migration SQL Server Patch Management.
• Experience with SQL Server Integration (SSIS), Analysis (SSAS) and Reporting Services (SSRS).
• Installation, Configuration, Monitoring, Patching, Upgrade and Migration of Oracle Database (10g, 11g, 12c).
• Acted as first person to be contacted in case of disaster recovery of servers, actively participated in preparing DRP plans and involved in preparing project scope.
• Experienced in system application upgrade/patch installation, maintenance, administration and transferring files across servers.
• Test Servers to verify application functionality against business requirements before installing on Production environment.
• Extensively involved in working in controlled production environments
• Experience in the support of fundamental technologies such as DNS, SFTP and FTP, SMTP, SNMP, LDAP, SSL, SSH, TCP, UDP, IP, RAID, BOOTP, DHCP, Kerberos, SMB, CIFS, WDS, WSUS.
• Server Hardening and Tuning, Maintain record of server requirements by regular performance monitor.
• Experienced on Mail Filter and Web Filter Firewalls.
• Strong knowledge in Windows Servers/Clients, Network devices and Backup software.
• Strong knowledge in systems hardware.

TECHNICAL SKILLS

Operating Systems: Windows Desktop OS, Sun Solaris, Windows Server 2003,Windows Server 2008 R2, Windows Server 2012 R2, Linux.

Administration: WinTel Server Administration, Network Administration, Exchange Server, Office 365 Administration, Lync Server, System Centre Administration, Desktop Administration, SQL DBA, Oracle DBA, BES Server Admin.

Remote Management Tools: LogMeIn, Bomgar, Dell DRAC, HP iLO

Backup Software: Symantec System Recovery, Acronis Backup and Recovery, Windows SBS backups, Backup Assist, Shadow Protect

Network Protocols: LAN/WAN, TCP/IP, WINS, DNS, DHCP, FTP, POP3, SMTP, NAT, SNMP

Virtualization Technologies: Hyper-V, Citrix, VMware, vSphere ESXI, vCenter Management Suite, Site Recovery Manager

Storage Devices: NetApp, EMC, IBM, HP SAN, iSCSI, NFS and Tape Storage

Networking Products: Cisco Nexus, Routers and Switches, Netgear Switches, HP Switches

SERVERS: HP DL380 G series, HP DL 180 series and HP ML110, Dell Poweredge, Cisco UCS, IBM Blade Servers.

Network Monitor Tool: Nagios, Wireshark, Manage Engine

Load Balancer: Barracuda T740, ISA Server

Mail-Web Filters: Barracuda Spam Firewall 400, Spam Firewall 600, Barracuda Web Filter 610

PROFESSIONAL EXPERIENCE

Confidential, Dallas, TX

Server Administrator

Responsibilities:

• Managed HP TRIM document record management system (Production and Development).
• SQL Database maintenance- Tuning, Audit alerts and notifications, created backup maintenance plans.
• Responsible for Mail Exchange Servers maintenance - patch management, Exchange Database cleanup, Exchange Database capacity planning, Relay configuration, SSL Certificates.
• Responsible for Barracuda Mail Filter and Web Filter- Energize updates management, Email and Website block policies.
• Printer Server and File Server management, Implement File and Printer configuration on Group Policy.
• User/Group permissions management, User deletion and Purge (File Share and Email backup).
• Responsible for Nagios XI administration- Configure new devices on Nagios, threshold and notifications setup.

Confidential

Server Administrator/Network Administrator

Responsibilities:

• Responsible for various hardware and software acquisitions and implementations.
• Responsible for new technology testing and prepare future project plans and upgrades.
• Administration of Windows (Server 2008, Server 2012, Windows 7, Vista, and XP), System Center 2012, Exchange Server, Lync Server, Hyper V.
• Windows and Linux system installation, configuration, administration, the development and testing of backup and recovery methodologies, troubleshooting, capacity and performance planning, preventative maintenance, monitoring and alerting setup and security hardening.
• Preparing project scope, project reports and DRP plans reports
• Create and maintain technical documentation including designs, technical configurations, use cases, end user support and operational procedures, contributing to continual improvement of processes internally.
• Provide monitoring, maintenance, service requests and incident resolution services for virtual infrastructure including hardware, software, fiber channel storage, iSCSI storage, and network communications.
• IIS Server installation, Cpanel management, SSL certificates install and renewal
• Responsible for the provisioning and decommissioning of physical and virtual systems across client sites throughout a service delivery life cycle
• Support of fundamental technologies such as DNS, SFTP and FTP, SMTP, SNMP, LDAP, SSL, SSH, TCP, UDP, IP, RAID, BOOTP, DHCP, Kerberos, and SMB and CIFS.
• Monitor user data, security, and Design workstation SOE and installation.
• Designed and implemented Cloud infrastructure which has experienced 100% system uptime.
• Replaced major manufacturer’s vulnerable network with robust security through joint architecture of firewall and DHCP.
• Stabilized, expanded and protected client network and PC environment. Built new file/print sharing and domain controller. Implement Active Directory.

Confidential

Responsibilities:

• Designed and Implemented 4 way Disaster Recovery Plan (Host, Replication Host, Re-replication Host and Backup).
• Proposed and Designed IT Infrastructure with latest technology.
• Domain Controller upgrade 2008 to 2012 and Exchange server migration from 2007 to 2010, Exchange Edge Server 2010 setup.
• Email Journaling, Outlook Anywhere, Auto discovery, SSL Certification, Relay Configuration, DAG configuration setup.
• Exchange Maintenance - DB clean-up, Purge Mailbox’s, Cumulative, Rollup and Service Pack patch management.
• Barracuda Mail Filter and Failover Mail Enabled server setup, Exclaimer Mail Disclaimer setup, DNS Management.
• Key role in design and implementation of new layers of virtualisation Server VM.
• Install and configure network stack of switches, routers and UPS on the new infrastructure.
• Performance Monitoring in the Windows and Database Servers.
• Developed Backup plans, Recovery test procedures, Backup monitor process, Job Alerts.

Confidential

Responsibilities:

• Implemented Network isolation (University and College).
• Install and configure the new hardware with VMware ESXI Hypervisor and storage technologies.
• Planned for Tape backup strategy and implement at different environments.
• Create and configure the new virtual servers with Linux and Windows OS.
• Plan and implement various environments for disaster recovery and testing purposes.
• Staged Migration from Exchange 2003 to Office 365 environment, Office 365 Administration.
• Automate the process of scripts for day to day infrastructure needs.
• Developing scope and operational documents for new transitions.

Confidential

Responsibilities:

• Physical servers migrated to virtualisation environment, Resources tuned.
• Decommission the existing Standalone servers and commission the new hardware in place.
• Domain Controller upgraded from Server 2003 to Server 2012 R2.
• Exchange server upgraded from Exchange 2003 to Exchange 2013.
• ISS server setup, Exchange Auto-discovery setup on Web Server, SSL certificate installed and bind to IIS, SMTP and POP.
• Create new Apps servers with high Availability and Cluster Heartbeat.
• Work alongside project design consultants to ensure change management implications are understood and planned.
• Migrate the Existing Database environment on to the new servers and bring up the services.
• Convert the single node database environments to the Dual Node for redundancy.
• Configure the backup solutions on the NAS using Acronis Backup.
• Ensure all change activities are completed in accordance with project plans and time frame.

Confidential

Level-1 Network Administrator

Responsibilities:

• Help Desk Support
• Office network and systems administration
• Client based network setup and system rollouts
• Working on cisco routers and other switches
• Preparing work flow and maintaining documentation for work plan
• Analysing customer network environment needs and suggesting suitable network devices, preparing quotes and installing device
• PC and Laptop fault analysis and repair