OBJECTIVE

• A position as a Systems Administrator dat lets me utilizes my extensive administration experience and team management skills.

SUMMARY

• Linux systems administration are my primary interests. I has extensive experience with
• Multiple UNIX based operating systems with an emphasis on Red hat Linux and AIX
• RHCSA, RHCE (ID# 110 - 867-777)
• IBM Power 7 and IBM Powever 8
• Database Administration with Mysql
• High Availability by using Redhat Cluster
• Administrating Virtual Environment like VIO, LPAR, VMware, and linux Containers
• IBM NIM and Redhat Satellite Server 6.1 for Patching, Provisioning and Configuration Management, Puppet, Docker Containers
• Work well as a team member or individual contributor and has experience of Level I, II and III

TECHNICAL SKILLS

• 10 years in Linux (Red Hat, Cent OS)
• 2 years in AIX, Power7 and Power8
• 3 years Clustering Setup on Redhat (High availability)
• 1 year on Solaris
• Advanced noledge of Linux security
• Securing services ( TCP Wrappers )
• Autantication services ( PAM, LDAP )
• LAN/WAN security, VPN, Firewalls (IP Tables)
• Encryption ( SSL ), Digital Certificate, SSH (SSH and Open SSH)
• Host-based security: OS hardening, disabling or encrypting unsafe network services
• Ecryptfs for securing data, IDS by TCP-dump
• Mysql administration, Mysql replication, MySql Multi Master Replication
• MySqldump for teh backup
• Red Hat Cluster(FOS, LVS and Shared Drive) and High Availability
• Storage Management through NFS, LVM, CIFS and Software Raid and Dell Hardware Raid, Multipathing for SAN LUNs, NAS, iSCSI
• Apache HTTP/HTTPS servers (versions 1.3.x/2.0), Ligthttpd
• DNS (BIND 9)
• Vi, and VIM, NFS, NIS/YP, NTP, POP, IMAP, IMAPS, SMTP (Postfix, Sendmail,),Samba
• RedHat Satllite Server(Spacewalk) for Patching, Provisioning and Configuration of servers
• KVM, VMware 5.1, Linux Containers, Puppet
• Nagios for Monitoring
• Mostly systems automation and maintenance tasks
• Bash scripting for system monitoring, nagios plugins and RPMs automation
• Awk, Sed, Expect,
• Puppet Modules
• All forms of x86 & x86 64 hardware (from laptops to quad Xeon CPU servers)
• Dell PowerEdge servers and HP servers
• Experience of large server installations, racking, power management.
• RedHat Certified System Administrator (ID #110-867-777)
• RedHat Certified Engineer (ID#110-867-777)
• RedHat Cluster (training only)
• PowerVM I: Implementing Virtualization

PROFESSIONAL EXPERIENCE

Confidential

Linux/Unix Administrator

Responsibilities:

• Installed and configured Power8 virtualised Infrastructure
• Made setup of “fail-over” of PowerVM on DR site
• Configured VIOs servers with load-balancing interfaces
• Attached EMC SAN with NPIV on VIOs servers and AIX LPAR
• Configured NIM server to update AIX OS and VIOs servers
• Wrote bash scripts to take images of AIX OS and VIOs for backup
• Configured SAMBA for file sharing on AIX
• Installed and Configured NAGIOS monitoring system to monitor AIX and VIOs servers
• Wrote NAGIOS plugins for custom monitoring
• Installed and configured DELL Quest server to join AD domain from AIX, Linux and Solaris

Confidential

Linux System Administrator

Responsibilities:

• Install Security and Audit tool TripWire
• Install and configure Spacewalk, RedHat Satellite Server(6.1). Configure Custom Channels, Custom Repositories, Configuration Channels and Monitoring on Satellite Server, Containers, Puppet, Puppet Modules, etc.
• Deployment and Release management for in-house build software by using RedHat Satellite Server
• Made custom RPMs from source directories for WAR files and PERL. Automate RPM making and installations process on different environment of DEV, TEST, QA and PROD
• Wrote Nagios Plugins to monitor Swap usage, services and health of servers
• Wrote puppet modules for configuration management
• Work on NetApp storage, Netapp Snapmirroring
• Work on VMware, Vmotions, Vsphere installations, Vcenter installations
• Setup a Kickstart and Repository server
• Kernel patching and upgrading on teh Linux servers
• Customise kickstart files and ISOs for particular servers
• Troubleshooting, solved and suggest on teh issues of Bamboo application linux server
• Configure and install teh samba server
• Wrote a Bash script to monitor teh linux Memory, CPU, I/O wait, status of each processes, status of sessions and connections on teh system, MySql status and disk space
• Create a setup to monitor each user “when they logged in and wat they did as a root privileges”
• Work on VMware ESXI environment

Confidential

Linux Admin II

Responsibilities:

• Customer Support through ticketing system and over teh phone
• LAMP Support
• RedHat, CentOS
• Troubleshooting, Patching and upgrading packages in Linux
• Php upgrade and performance tuning
• RedHat Cluster Support and configuration
• Storage management for customer like SAN(Multipath), NAS, NFS, CIFS, Glusterfs and LVM
• Configuration of Hardware RAID (DELL) and software Raid and adding, increasing, removing disks in RAID
• Confidential Cloud Support and Hybrid Cloud and dedicated servers
• Support for VmWare machines, VSphere client
• Increasing RAM, Processor, Vdisks and cloning of VM machines
• Mysql administration, Mysql replication, MySql Multi Master Replication
• Support of monitoring tool Nimbus and in house build monitoring tools
• Installation of Sun Solaris 10
• Configuration of Solaris 10
• Patching of Solaris 10

Confidential

Linux Administrator

Responsibilities:

• My responsibilities was include remote maintenance and performance tuning of dedicated web and application servers on Linux
• Handling of Linux servers (Redhat, CentOS)
• Configuring Bind
• Supporting LAMP
• PHP administration and performance tuning
• Configuring mail server using postfix
• Making setup for hardware load balancing by using Kemp Loadmaster
• Mysql Administration and Replication on Linux OS

Confidential

Linux Administrator

Responsibilities:

• Install and configure RedHat Cluster for Apache, Tomcat and Oracle 10g
• Install and configure DRBD to share teh partition for Oracle 10g
• Multi tier installation of Oracle 11i
• Cloning of Oracle 11i for test purposes
• Oracle 11i Demo server on Red Hat AS 4
• Backup policies for Oracle 11i like Cold Backup and daily backup of archive log.
• RedHat system administration of Oracle servers