1. RESUME
E-mail: - mithunkumr@gmail.com
MITHUN KUMAR
Mobile: 9611165795
OBJECTIVE
Use my skills and knowledge of fault tolerant solutions for daily monitoring and maintenance of mission
critical production infrastructure. Aspiring for a Bright and a challenging career in the field of IT
Technology, Which would enable me to upgrade myself with emerging trends and technologies.
SUMMARY
• Work well under pressure either with minimal supervision or in a team
• Fantastic ability to learn new material quickly
• Involved as an active team member
• Linux System Administration skills (RedHat, Cent-OS and Fedora)
• Hands on knowledge in Server performance tuning & hardening
• Key skills include Linux performance tuning
• Exposure on bug tracking tool like Bugzilla
• Designs and builds forward thinking solutions that are scalable, durable and easy to maintain. Designs
and builds forward thinking solutions that are scalable, durable and easy to maintain
• Recognized expert in configuration management and contribute to the open source
• Good knowledge on SVN
• Installation and support of Apache web servers, RAID, LVM, NFS, SMTP, NAGIOS, FTP, MYSQL
Server, DNS, DHCP, SAMBA, SendMail and Windows to Linux interoperability and migration.
WORK EXPERIENCE *
 Sun Technologies Pvt. Ltd.
Designation: - Cloud Operation Engineer (October ‘09/10/12 to
Present)
JOB RESPONSIBILITIES
• Coordinating with Offshore/Onshore people
• Working on VMware Virtualization ESX 4.1
• Handling JIRA and First Web ticket
• Installing, configuring and managing ESX Server
• Supporting for application Server HPOO, New Scale and confluence

2. • Monitored the Server’s resources by vFoglight
• Preparing (POA) plan of action’s for migration
• Maintaining of Linux VM Machines
• Configuring the FTP server to maintaining the shared folders in the Organization
• Creating users, group & assigning permission
• Creating ACL rule for users
• Managing and Recovering a Remote System through DRAC (Dell Remote Access Card)
• Troubleshooting & resolving issues through the VMware virtual center and Lab Manager
 AdiQuity Technologies Pvt Ltd. (March ‘08 – 08/10/2012)
Designation: - Sr. Production Engineer
JOB RESPONSIBILITIES
• Maintaining the whole IT infrastructure consisting of a farm of Linux servers
• Monitoring and troubleshooting production issues using tools like NAGIOS and proprietary guruji
software’s
• Configure SMS with NAGIOS by Net Setter
• Design and maintain the whole infrastructure required by the application
• As a key member of the production team, migrated the entire guruji data center to a geographically
different location. The work consisted of planning the migration without disturbing the live traffic and
seamless switchover to the new facility. The entire task was completed in a small time window of 2 days
• Installing and maintaining DNS for our organization
• Handling ec2 amazon cloud
• Installing and maintaining tools like SAMBA, DHCP, NFS, FTP, CVS, Bugzilla, MYSQL, Apache,
Shorewall, NTP, Cfdisk
• Maintained Send Mail and SMTP Server (with SPF record and Domain Keys)
• Configure SSL on Send Mail
• Configure milter-greylist on Send Mail for SPAM.
• Maintaining the cloud (ec2).
• Configure and VM.
• Configure Auto Reply and Footer with Send Mail
• Maintaining some administrative (automatic) task by SHELL Script.
• Configure Sudoers for Production Team
• Migrated the OS installation process from manual to automatic using Cobbler
• Configure RAID
• Automated the administrative tasks like password changing, post installation configurations, setting up a
free user login
• Upgraded the entire guruji office network to a better infrastructure
• Configured and maintained Master/Slave on MYSQL with mail and SMS
• Designed and implemented backup procedures
• Negotiated with vendors in cases of hardware failures or software issues
• Besides systems administration, is the point of technical contact for the developers and office PC support
technician

3. • Installing and configuring RUN LEVELS
• Provided 24/7 on call availability by means of cell phone, instant messaging and e-mail
• Fantastic ability to learn new material quickly
• Disk Management, portioning tools like fdisk, sfdisk and cfdisk. File system management ext3 file system
& utilities (mke2f, e2fsck,tune2fs) LVM physical volumes and logical volume & volume groups
extending file systems LVM mount, unmount of file systems- /etc/fstab mount options.
 V-Angelz Technology (June’07 – Feb ‘08)
Designation: - Linux Engineer
JOB RESPONSIBILITIES
• Installing and maintaining the Print Server, Samba, FTP, Dialer server, Chat Server, HTTP
• Installing and maintaining the Proxy with Shorewall and DansGuardian
• Installing and maintaining the Q-Mail and Send Mail
• Installing and maintaining the LDAP.
• Installing and maintaining the DNS
• Installing and maintaining the DHCP
• Monitoring the Remote Server by NAGIOS tool
• Responsible for maintain the IRON PORT
• End to end migration of the entire data centre
• Conducted research on proposed system upgrades and identified potential incompatibilities that led to
alternative system purchase
• Provided 24/7 on call availability by means of cell phone, instant messaging and e-mail
PROFESSIONAL QUALIFICATION
• REDHAT CERTIFIED ENGINEER training from NEW HORIZONS, Delhi
• RHCE, Certificate Number: 804006791022538
•
ACADEMIC QUALIFICATION
• Bachelor in Computer Application (BCA) from IGNOU
• Intermediate (10+2) in Science from Bihar Board.
• Matriculation from Bihar Board
TECHNICAL SKILL
Operating System : RHEL, Cent-OS, Fedora
Mail Server : Send Mail-Mail, Squirrel mail, Q-Mail

4. Other Linux Tool : NAGIOS, COBBLER, BACULA, WEBMIN, BUGZILLA
Sphinx, Puppet, SVN, FAI, DansGuardian, Sarg, Awstats,Splunk
Server : DNS, DHCP, FTP, IMAP, POP, NTP, NIS, NFS, SAMBA
Web Server- : Apache Web Server, NGINX
Language : Shell Script
Firewalls : TCP Wrapper, Internet blocking using Squid, Shorewall
Database : MYSQL
Hardware : IBM and Dell PowerEdge blades
Network Services : DNS/Bind, Samba, CIFS, NFS, TSM, LDAP, FTP, SSH, multipathd,
DHCP, TFTP, iSCSI.
Security Products : SELinux, Iptables, Tcpdump, Snort, IPtable, TCP Wrapper SSL
PERSONAL PROFILE
Name : Mithun Kumar
Date of Birth : 12/09/1981
Gender : Male
Nationality : Indian
Marital Status : Married

5. Other Linux Tool : NAGIOS, COBBLER, BACULA, WEBMIN, BUGZILLA
Sphinx, Puppet, SVN, FAI, DansGuardian, Sarg, Awstats,Splunk
Server : DNS, DHCP, FTP, IMAP, POP, NTP, NIS, NFS, SAMBA
Web Server- : Apache Web Server, NGINX
Language : Shell Script
Firewalls : TCP Wrapper, Internet blocking using Squid, Shorewall
Database : MYSQL
Hardware : IBM and Dell PowerEdge blades
Network Services : DNS/Bind, Samba, CIFS, NFS, TSM, LDAP, FTP, SSH, multipathd,
DHCP, TFTP, iSCSI.
Security Products : SELinux, Iptables, Tcpdump, Snort, IPtable, TCP Wrapper SSL
PERSONAL PROFILE
Name : Mithun Kumar
Date of Birth : 12/09/1981
Gender : Male
Nationality : Indian
Marital Status : Married

6. Other Linux Tool : NAGIOS, COBBLER, BACULA, WEBMIN, BUGZILLA
Sphinx, Puppet, SVN, FAI, DansGuardian, Sarg, Awstats,Splunk
Server : DNS, DHCP, FTP, IMAP, POP, NTP, NIS, NFS, SAMBA
Web Server- : Apache Web Server, NGINX
Language : Shell Script
Firewalls : TCP Wrapper, Internet blocking using Squid, Shorewall
Database : MYSQL
Hardware : IBM and Dell PowerEdge blades
Network Services : DNS/Bind, Samba, CIFS, NFS, TSM, LDAP, FTP, SSH, multipathd,
DHCP, TFTP, iSCSI.
Security Products : SELinux, Iptables, Tcpdump, Snort, IPtable, TCP Wrapper SSL
PERSONAL PROFILE
Name : Mithun Kumar
Date of Birth : 12/09/1981
Gender : Male
Nationality : Indian
Marital Status : Married