1. RAVIKUMAR DHARMAVARAPU
E-mail: ravikumardbobbili@gmail.com
Mobile: +91 9533470708
PROFESSIONAL SUMMARY
• Over 2 + years of experience in supporting and administration of the Windows.
• A responsible and experienced Windows Administrator with the great ability to support the server 24*7
hours with the full efficiency and dedication.
• Great understanding of the issues related to the hardware and software with the profound ability to
resolve the issues and problems.
• Greatest strength is having ability to walk into a new environment and be functional immediately and
willing to accept responsibility as an individual and has excellent analytical and logical skills
• A quick leaner and ability to adapt to the new situations and technologies.
• System administrator with experience monitoring, investigating and resolving issues.
• Analytical, determined problem solver with expertise to improve processes through research and
implementation of solutions that increase efficiencies and reduce costs, substantiated by my
planning/implementation of servers and technologies.
• Experience on Windows server 2008 Active Directory services and Group polices, DNS and DHCP etc…
• Experience on Design and deploy LAN/WAN Setup configuration, troubleshooting and support
LANs/WANs, network segments, Internet, systems, Ethernet Port, Patch Panel and Wireless Networks.
• Extensive understanding of networking concepts, configuration of networks, router, firewall and
wireless security, TCP/IP, VPN, Content Filtering, and routing in LAN/WAN, Ethernet Ports.
• Installation and configuration of Microsoft Windows Server 2008 and 2008 R2, 2012 and Operating
Systems like; Win XP, Windows 7, Windows 8, Ubuntu, Linux, etc.
• Knowledge on Server Virtualization with windows Server Hyper- V.
• Having good knowledge on Linux
• Experience on working with Microsoft Office, Outlook, Lync, etc…
• Having knowledge in CCNA, Exchange Server 2007.
• Proficient DB administration (Oracle) knowledge for performing required DB tasks.
• Having a sound knowledge on Programing languages, C-Language, C++, Core Java, Scripting, HTML.
• Working Experience on VOIP Phone Configurations, Maintenance and troubleshooting.
• Experience supporting 24x7 production computing environments. Experience providing on-call and
weekend support.
TECHNICAL SKILLS:
Operating Systems : Windows XP, Windows -7, Windows -8, Linux, Cent-OS, Ubuntu.
System Administration : Microsoft Windows Server-2008, 2012, Hyper –V, Linux.
Network Administration : Design and deploy LAN / WAN Setup, TCP/IP Protocols, DHCP, CCNA.
Hardware : Assembled and troubleshooting Desktops and Laptops.
Programming Languages : java, C-language, C++.
Web Technologies : HTML, Scripting.
Databases Administration : Oracle DB.
Database : Oracle, SQL.
Packages : Microsoft Office 2003, 2007, 2010, 2013.

2. EDUCATION:
• MCA (Masters in Computer Applications) From Andhra University, Visakhapatnam.
• B.Sc. (Mathematics, Statistics, Computer Science) From Andhra University, Visakhapatnam.
PERSONALITY TRAITS:
• Responsible, honest, Time bounded and willing to learn the new things.
• Greatest strength is having ability to walk into a new environment and be functional immediately.
• A quick leaner and ability to adapt to the new situations, configurations and technologies.
• Independent problem solving and a good team player with strong interpersonal and communication
skills.
ACTIVITIES:
• Presented a paper on Topic; Networking and Security in National Seminar when I am studying my MCA
Graduation
• Attended to IT Workshop conducted by MIRACLE Institute of Science and Technology, Vizianagaram.
• Participated in the science fair event at district level in my school days
• I got a prize for Exhibiting Magnetic Train in Brain Share Events conducted in my college when I am
studying intermediate.
WORK EXPERIENCE
XpertTech Inc. / Gozaik Software Solutions, Hyderabad May 2013 – Till Date
System Administrator - Onsite Support
“Xperttech - Inc.” has established itself as an Information Technology recruiting and software
development company specializing in both applications development and infrastructure support. XpertTech
client-base is broad, ranging from small businesses to Fortune 500 companies and reaching across numerous
industries Businesses to Fortune 500 companies and reaching across numerous industries
RESPONSIBILITIES:
• Performing hands-on administration, monitoring, and troubleshooting of LAN and WAN, resulting in
optimum performance and minimum downtime.
• Server builds and installations, application upgrades, network equipment build and installation.
• Created and managed Windows AD user accounts, managing user roles and permissions.
• Telephone and desktop support and Installing and upgrading patches and deploying applications and
software revisions as and when required.
• Configured DNS, DHCP servers & Installation and troubleshooting etc
• Adding DNS clients in the domain and configuring DNS server.
• Installing hardware, HP & 3rd party software and latest OS and patches to keep the latest and most up
to date software configurations
• Setup of full networking services and protocols on DNS, DHCP, TCP/IP, ARP, applications, and print
servers to insure optimal networking, application, and printing functionality.
• Working on Firewall, Cyberoam, Cisco Routes, Cisco Access points, Switches.
• Working with VOIP Phones & Devices – Polycom, Linksys, Vonage, WOOKSUNG, Grand stream etc...
• VOIP Services Configurations and troubleshooting
• Operating system Installation, Diagnose, repair the Network computers, Assemble and troubleshooting
Desktops and Laptops, Troubleshoot software malfunctions.
• Supporting to the Linux users.
• Scheduled weekly data backups.

3. • Analyzing and implementing OS patches and hot fixes as well as other OS configurations and updates.
• Identify problems and document a common recovery procedures for giving better service in future.
• Maintained and track hardware and software inventory and documents.
• Respond to employee calls and resolve software issues of other branches
• Participating in monthly Meeting.
• Contacting vendors in case hardware replacement issues are diagnosed.
PERSONAL PROFILE:
Name : DHARMAVARAPU RAVIKUMAR
Father's Name : SATYANARAYANA
Date of Birth : 16th
Aug 1989
Sex : Male
Marital Status : Single
Permanent Address : Mangli Street, Bobbili, Vizianagaram (dist.), Andhra Pradesh, India-535558.
Languages Known : Telugu, English and Hindi.
Declaration:
I hereby declare that the above furnished details are true to the best of my knowledge.
D. Ravikumar
(Signature)