SUMMARY

• A Senior Administrator with 10+ years of experience in UNIX System
• Administration of RedHat/Centos (4/5/6/7), OEL, Ubuntu, SUSE.
• System Administration experience in heterogeneous environments comprising Linux, UNIX and Windows.
• Excellent in patches and packages installation in Linux Environment
• Configuration of NIS, NFS, SAMBA, SENDMAIL, APACHE SERVICES, DHCP and Static IP in heterogeneous environment..
• Experience in SAN/NAS storage.
• Experience in working with Linux Disk Management.in Linux.
• Knowledge of tools such as Puppet and Ansible..
• Coordinating with Vendor Support engineers to resolve high priority issues.
• Initiating Backups on daily basis and monitoring the scheduled backups.
• Expert in Datacenter Operations including hardware, software setup and monitoring.
• Troubleshooting on a 24 x 7 basis with Remedy and HP Opsware
• Servicenow ticket management system.
• Provide support to SQL, MYSQL, Oracle, Data guard and DB2 database while coordinating with database teams.
• Experienced in Writing and Updating Shell Scripts.
• VMware Infrastructure 5.x and 6.x configuration and management.
• Configuring & Troubleshooting NFS, Samba Servers and Clients, in UNIX Environment.
• Implementation of RAID levels like 0, 1, 0+1, 5.
• Provide LUN mapping from EMC, Clarion and Dell Compellent storage.

TECHNICAL SKILLS

Operating Systems: RedHat/Centos, - 4/5/6/7, Centos, OEL, Oracle OLVM, SUSE

Hardware: Cisco UCSC-C220-M4S, UCS B200 M3/M4/M5,, HP DL360/DL380 G5/G6/G7/Gen8, Dell PowerEdge 1950, 2300, 2450, R810, IBM RS/6000, IBM Blade center, JS20Web Servers

Languages: Shell scripting

Networking: NIS, NFS/Samba, AutoFS, TCP/IP, DNS, NIC Bonding, DHCP, Cisco Routers/Switches

Other Skills: Oracle OLVM, VMware, VCenter Server, VMware Server, Xen, Solaris Zones. LPAR, NIM, TSM IBM tape libraries

PROFESSIONAL EXPERIENCE

Confidential, Hicksville, NY

Linux System Administrator

Responsibilities:

• Provisioning of Linux (RedHat 6/7) Systems and Network Administration.
• Managing Spacewalk and Katello.
• Build, configure and deploy Virtual machines and templates.
• Configure Physical volume, Volume Groups and Logical Volumes, extend logical volumes for file system growth as needed using Logical Volume Manager (LVM).
• Patching Operating system via Spacewalk / YUM Repository and via individual RPM.
• General administration of Linux systems as per customer required break/fix in line with company policy.
• Perform standard system administration tasks, such as patching, software and hardware, firmware upgrades, troubleshooting and problem resolution.
• Building VM and managing Oracle OVM and OLVM Infrastructure
• Server building using PXE, Kickstart Redhat and Centos Servers
• Mapping LUNs and NAS share as per project requirement.
• Run Puppet agent on newly provisioned systems to connect them with Puppet Server.
• After Puppet runs, verify all the monitoring software available in place like Splunk has started monitoring the OS.
• Installation of third party software from time to time.
• Good knowledge of shell scripting, Apache, Puppet, Bash, Dell Compellent, Netapp.
• Active participation in Team meetings to discuss project need on daily/weekly basis.
• Working with Audit teams from KPMG to implement the changes as per audit requirements.
• Provided on-call support by rotation to provide 24x7x365 support.

Confidential, West Goshen, PA

Linux System Administrator

Responsibilities:

• Provisioning of Linux (RedHat 5/6) Systems.
• Build, configure and deploy Virtual machines and templates.
• Configure Physical volume, Volume Groups and Logical Volumes, extending file system as needed using LVM.
• General administration of Linux systems as per customer required break/fix in line with company policy.
• Perform standard system administration tasks, such as patching, software and hardware upgrades, troubleshooting and problem resolution.
• Building VM and managing Oracle OVM Infrastructure
• Mapping LUNs and NAS share as per project requirement.
• Installation of third party software from time to time.
• Good knowledge of shell scripting, Apache, Bash, Dell Compellent.
• Active participation in Team meetings to discuss project need on daily/weekly basis.
• Provided on-call support by rotation to provide 24x7x365 support.

Confidential, Cleveland, OH

Linux/Unix System Administrator

Responsibilities:

• Worked on RedHat/CentOS (RHEL 3/4/5), Ubuntu and SUSE servers.
• Administration of RHEL 5 and 6 which includes installation, configuration, testing on both physical and virtual machines.
• Datacenter Operations including Racking, Cabling, Labeling, Update Firmware, Replacement of Motherboard, DIMM, CPU, PSU and Hard Disks.
• Followed Change Management as per company standards.
• Attended team meetings, change control meetings to update installation progress, and for upcoming changes in environment.
• Monitored trouble ticket queue to attend user and system calls.
• Setting up cron schedules for backups
• VMware Infrastructure Installation & Configuration.
• Server building using PXE, Kickstart and Jumpstart for Solaris and Linux Servers.
• Patching and packages installation on Linux/Unix Environment.
• Build, configure and deploy Virtual machines/Physical Servers and templates.
• Setup and configure failover load balancing using IP bonding for network cards.
• Working on Volume management using VERITAS Volume manager. File system Tuning and growing using VERITAS File System (VxFS), coordinated with SAN Team for storage allocation and Disk Dynamic Multipath.
• Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands.
• Updating YUM Repository.

State Farm, Bloomington, IL

Linux/Unix Administrator

Responsibilities:

• System Administration of Linux/AIX.
• Configuration and Management of NIS, NFS, SAMBA, SENDMAIL, APACHE SERVICES.
• Installation, Configuration and Management of VMware infrastructure.
• Standard system administration tasks, such as patching, software and hardware upgrades, troubleshooting and problem resolution.
• Resolve Networking issues.
• Create users with limited or full root privileges and Sudoers privilege.
• Working with Oracle DBS’s, Networking Team, QA Team and Developers to address their needs.
• File system management using LVM to address growth..
• To assist during critical system outages.