PROFESSIONAL SUMMARY:

• Seven years of IT experience with five years of emphasis in Redhat Linux, SUSE Linux, Centos, Ubuntu and AIX administration.
• Installation, configuration, administration, troubleshoot, tuning, security, backup, recovery and upgrades of IBM AIX 4.3/5.1/5.2/5.3/6.1/6.2 , Win NT/2000/2003 Server, Linux (Red Hat & SuSE)
• Experienced in installation, configuration, maintenance and troubleshooting HACMP 4.5/5.1/6.1 on AIX 5.1/5.2/5.3/6.1/7.1
• Expertise in migration from HACMP V4.4 to HACMP V4.5
• IBM - AIX, REDHAT kernel tuning, Performance Analysis and Load Balancing.
• Implemented Kickstart for RedHat automated installations and VMWARE, Jumpstart/Flash/live upgrades for Solaris Installations
• Installed and maintained Hardware/Software in Production, Development and Test Environment integrating with Unix/Linux (RHEL/SUSE/AIX) support team.
• Configuration of Volume groups, logical volumes and file systems on Linux.
• Managed LVM and file system SRC and paging space management restore and availability.
• Performed new disks addition, formatting, partitioning, disk space allocation, monitoring system performance, system tuning, server hardening and crash recovery issues.
• Package Management like Install, remove, update and querying packages using RPM tool.
• Daily Production support like daily log checking, backup/recovery procedures, disaster recovery, periodic maintenance and off-hours problem support.
• Administered user and password management, allocating quotas to users as well as system startup and shutdown, monitoring and portioning.
• Expertise in IBM-AIX hardware components (RS/6000, pSeries-P5, P6, P7), trouble-shooting and maintenance of PC’s.
• Managed configuration to build LPARs/DLPARs/WPARs and WLM, configured the hardware devices that support them
• Disaster Recovery Planning
• Proficient at configuring and maintaining NFS, DNS, NIS/NIS+, DHCP, SMTP, and Networking with TCP/IP.
• Proficient in effective communication with all levels of management and the clients.
• Experienced with support 24/7 on Red Hat Linux Administration.
• Efficient at Perl/Korn Shell scripting.
• Experienced in SAN and NAS Management (EMC, IBM etc.)
• Implementing and maintenance of DNS, DHCP servers in Red Hat Network.
• Everyday Network administration tasks - adding and removing users file and share permissions, trust management, replication management, server backups, and server setups.
• Define system requirements, recommend solutions, analyze capacity and modify appropriately.
• VIO server Advanced Power Virtualization installed on IBM P5, P6, and P7 System.
• Implemented LDAP security models, used Netscape LDAP and IBM secure way (LTPA).
• Knowledge in changing ticket Co-ordination and Remedy.
• Proficient at monitoring and altering file system usage, system and hardware process failures.
• Knowledgeable about EMC, Hitachi, Powerpath and MPIO.
• Configuration of various FS like JFS, and VxFS
• Submitted and managed parallel, serial and interactive tasks

TECHNICAL SKILLS:

Operating Systems: Linux (Red Hat 4.x, 5.x, 6.x ), CentOS 5/6, Fedora, Ubuntu, Windows NT4.0, Windows 98/2000/2003/ XP/VISTA, Open VMS

Hardware: HP DL360, DL385 G8/G7/G6/G5, Sun Fire Servers - E25k,E15k,12k, E280R, E480R, V240, 420R, V440, V480, V490, V880,V, E6900 and E2900. IBM - F-SERIES AND P-SERIES, IBM RS6000.

Data Centre Servers: E250, E450, E3000 and E3500, M4000,T2000, T5120.

Storage: EMC, HP, NetApps

Tools: Nagios, Zabbix, Cacti, Eucalyptus, Openstack, F5, HP SIM, Puppet, Akamai, OSSEC, IpTables, Redhat Cluster, Aicache, Memcached

Languages: Shell scripting, Perl, Python, Bash, Puppet

Databases: Oracle 11g/10g/9/8, MYSQL, Mongo

Networking: TCP/IP, DNS, NFS, NIS, SSH, DHCP, Cisco Routers / Switches and LAN

Web/Applications Technologies: Apache, Tomcat, Jboss

PROFESSIONAL EXPERIENCE

Confidential

Responsibilities:

• Experienced with support 24/7 on Red Hat Linux Administration.
• Efficient at Perl/Korn Shell scripting.
• Experienced in SAN and NAS Management (EMC, IBM etc.)
• Implementing and maintenance of DNS, DHCP servers in Red Hat Network.
• Everyday Network administration tasks - adding and removing users file and share permissions, trust management, replication management, server backups, and server setups.
• Define system requirements, recommend solutions, analyze capacity and modify appropriately.
• VIO server Advanced Power Virtualization installed on IBM P5, P6, and P7 System.
• Implemented LDAP security models, used Netscape LDAP and IBM secure way (LTPA).
• Knowledge in changing ticket Co-ordination and Remedy.