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Sr Unix & Storage Admin Resume

Atlanta, GA

SUMMARY

  • Working as a Technical lead for Unix & Storage support team.
  • Over 12 years of total experience in Unix System Administration and Production Support of various applications on Red Hat Linux, Sun Solaris, Confidential - AIX and Windows environment.
  • Extensive working experience on Netapp 7-mode, C-mode, Hitachi, Confidential v7000, Confidential ESS, EMC Vmax, and Vnx.
  • Responsible for daily system administration tasks in heterogeneous Linux/Unix environments such as building server, applying patches, disk management, job scheduling, User/group management and packages installation (using RPM and YUM) on Linux/Unix Environment.
  • Hands on experience on backup technology Commvault.
  • Excellent working experience on Brocade and Cisco switches.
  • Experience in development and configuration experience with software provisioning tools like Ansible, Kubernetes, Container, Puppet
  • Expertise in Cloud technologies like AWS Administration Services: IAM, EC2, ACL, S3, EBS, VPC, ELB, RDS, Dynamo DB, Auto Scaling, Security Groups, Redshift, Amazon AWS IAM Services in Users, Groups, Policies, Roles, AWS Access Keys.
  • Vendor management / Relationship management.
  • Service level management / Operations management.
  • Highly worked on decommission of servers and Netapp filers.
  • Hands on Data center experience.
  • Extensive working experience of Redhat Linux (5,6,7), Solaris (8,9,10), Centos (7), Ubuntu (14,16) VMware.
  • Responsible for patching server to resolve security vulnerabilities.
  • Excellent working experience on VMware ESXi server builds enterprise level.
  • Highly worked in the data migration from Netapp to EMC-Unity, Netapp to Confidential v7000 using rsync, emcopy, robocopy.
  • Experience in creating physical volume, logical volume, volume groups using LVM’s in Linux.
  • Experiences in Server build using Jumpstart, Ignite and kickstart Process.
  • Configuration of NIS, NFS, SAMBA, SENDMAIL, NTP, DHCP, FTP, remote access management on Linux & UNIX Environment.
  • Participated in Disaster Recovery tests and documented procedures for Technical Continuity.
  • Experience in Shell scripting, (bash, ksh) to automate system administration jobs.
  • Registered Linux servers with internal Satellite Server for package management, synced Satellite server’s channels with RHN’s Central Server to update its database metadata and RPM packages.
  • Experienced in handling Solaris ZFS filesystem, Containers, Global and Local zones in Solaris.
  • Highly worked on the Aggregates, Volumes, Luns, Cifs shares, Snap mirror, Snap vault, Volume clone, Raid groups, Qtrees, Quota.
  • Extremely worked on the remediation of servers and actively worked on the Project transitions.
  • Experience in Symantec, Bit9, Splunk, SolarWinds.
  • Initiating Backups on daily basis and monitoring the scheduled backups.
  • Responsible for Production support in a 24x7 server environment.
  • Very Good Knowledge on GIT, GitHub.
  • Having good knowledge on ITIL and implementing best practices on daily operations.

TECHNICAL SKILLS

Operating System: Redhat Linux (5,6,7), Solaris (8,9,10), Centos (7), Ubuntu (14,16)

Hardware: HP C7000 series, ProLiant DL380 G7, DL360 Gen9, DL380 Gen10, BL460c Gen9,BL465c G7,BL465c G5,BL465c Gen8, Confidential Servers, Sun Fire 280R/V 480/4800/3800/10 K/12K/25K Server, Sun Enterprise 2000, 3000, 40000 4500/6500 , E10K series server, Sun Blade 6000,HP-9000 K,L,N series

Network/Naming Services: Switches, Modems, Hubs and Bridges, TCP/IP.

Databases: Oracle, MySQL, DB2/UDB

Cloud & Devops: AWS, Azure, Oracle cloud, Ansible, Git, GitHub, Puppet, Kubernetes, Container

Backup Management: Commvault 9/10, Veritas NetBackup 4.x/5.x/6.x

Storage & Switches: Netapp 7 mode and C-mode, Unity, Vmax, Confidential v7000, Confidential ESS, Brocade and Cisco Switches

PROFESSIONAL EXPERIENCE

Confidential, Atlanta GA

Sr Unix & Storage Admin

Responsibilities:

  • Handling change management. / incident management / problem management
  • Escalation management / Priority one handling.
  • Migrated the Linux environment hardware from (Gen5, Gen7, Gen8) to Gen9 and upgraded the OS from RHEL 5.x,6.x to 7.x
  • Data migrated from Netapp 7-mode to Confidential V7000 using robocopy, rsync, vmotion.
  • Migrated critical application and database to AWS cloud.
  • Migrated the DR environment to Oracle cloud.
  • Written Ansible playbooks to automate our build and deployment process.
  • Implemented Symantec virus protection, Bit9, Splunk and SolarWinds, Ansible, Kubernetes.
  • Installed and configured Symantec antivirus, Bit9, Splunk on the servers to meet the PCI compliance.
  • Highly worked in the datacenter for upgrading the whole environment and for replacing the hardware failure like SFP, Server, Hard drives, Cables, Modules, RAM, Processor, and Mother Board.
  • Managing and maintaining Print servers & File servers.
  • Extensively worked on administering NTP, NFS, DNS, SNMP, DHCP, Mail servers.
  • Created physical volume, logical volume, volume groups using LVM’s in Linux.
  • Responsible for Kernel and Security patching server to resolve security vulnerabilities.
  • Responsible for daily system administration tasks in heterogeneous Linux/Unix environments such as building server, applying patches, disk management, job scheduling, User/group management and packages installation (using RPM and YUM) on Linux/Unix Environment.
  • Installed the Commvault agents on all the Linux servers for backup and restoring.
  • Installation, configuration, maintains and upgradation of the Linux OS, in both physical and virtual environments.
  • Experience with Continuous Delivery of Applications to App Servers like Tomcat, WebLogic, WebSphere.
  • Very good knowledge on Puppet, Git, GitHub, Maven, Azure
  • Decommissioning the older environment (servers, Storage).
  • Provisioned the LUNS (Thick and Thin) from NETAPP storage to the LINUX and ESX Hosts.
  • Rack and stack all the new blades into chassis, cabling from the switches and to the patch panels. server’s channels with RHN’s Central Server to update its database metadata and RPM packages.
  • Created the new VMs in the ESX.
  • Worked on the snapshots, cloning, templates, assigning VLAN tagging, building the servers by using templates and ISO images.
  • Experienced with creation of Physical Volumes, Volume Groups, Logical Volumes and ext3, XFS file system.
  • Create Aggregates, volumes (flex and Traditional), q-tree’s (UNIX and NTFS) based on company standards and set quota (user, group, and q-tree) limits as per the requirement.
  • NAS Administration, Netapp filers installation, Ontap upgrades, Snap mirror and quota, qtrees Administration.

ENVIRONMENT: Redhat Linux 5/6/7, Ubuntu 16, Centos 7, Ansible, Kubernetes, SolarWinds, HP-UX 11i, VMware ESX, Microsoft Windows, Commvault, Netapp 7 mode, c-mode, Confidential Storage, EMC VNX, Brocade and Cisco Switches.

Confidential

Sr. UNIX & Storage Administrator

Responsibilities:

  • Supported almost 1500 server’s environment (Linux, AIX, Solaris, Windows)
  • Installation, Configuration & Upgrade of RHEL 5/6/7, Solaris 9/10, operating systems
  • Configuring Redhat Linux Servers, Ubuntu, centos with Jumpstart, Ignite and kick start respectively.
  • Worked on installation and configuration and disk and file system management using Veritas Volume Manager (VxVM), Veritas Cluster, Solstice Disk Suite in Solaris Servers and Logical Volume Manager (LVM).
  • Performed package and patching management and debugging on all flavors of Unix /Linux
  • Performed documentation of architectural design and build engineering Documents and SOWs
  • Performed Memory and Swap management to improve optimization and performance of the servers.
  • Experienced with working in Solaris Volume Manager (SVM), creating and maintaining meta data base. Creating Metadevices, concatenation/striping, soft partitions, mirroring the devices, creating hot spares. Allocated space to Meta devices depends on requirement, detaching and clearing Metadevice not in use.
  • Worked on the spacewalk.
  • Created and Managed Zetabyte file system (ZFS) in Solaris 10, HP-UX and Linux Servers. Created zpools. Exported ZFS from local zones to local zones.
  • Experienced in User and Group administration and security issues.
  • Performed upgrades of Packages and Patches in Solaris, HP-UX and Linux.
  • Backup management and recovery policy using Commvault
  • Installed, configured and managed Oracle Real Application Cluster (RAC) and Oracle Data Guard on Linux Servers
  • Creation and scheduling Cron Jobs such as for Backup, System Monitoring and removal of unnecessary files.
  • Providing day-to-day user administration like adding/deleting users and managing user queries.
  • Planned and implemented Migrations from one environment to another environment in OS level and Hardware level in Solaris and HP-UX servers
  • Worked on installation, Configuration and manage Redhat Cluster Suite in Linux Servers
  • Installed, Configured and managed Global File System (GFS) in Linux Servers, Creating and managing Cluster suite using GFS
  • Performed enable/disable the processes depends on the requirement and minimize the load average of the server using Service Management Facility (SMF) in Solaris 10.
  • Performed installation, configuration, upgrades, Package administration and support for Linux systems on client side using Redhat satellite Network server.
  • Performed RPM Package Administration using RPM build.
  • Regular disk management like adding and replacing hard drives in existing servers and workstations. Creating partitions according to requirements, creating new file system or growing existing one over the hard drives and managing the file system.
  • Experience with configurations and Installations of EMC Symmetrix/ Clarion
  • Worked on SAN, NAS and DAS storages with HBA card configuration and different level of RAID configuration.
  • Involved in the Data Migration from Netapp to Unity by using rsync and Emcopy.
  • Worked on the zoning on the brocade switches for data migration.
  • Expertise in 24/7 Data Center Support
  • Performed configuration of Network Multipathing in Solaris and Linux

ENVIRONMENT: Redhat Linux 5/6/7, Solaris 8/9/10, VMware ESX, Veritas Volume Manager 5.x, Netapp 7 mode, c-mode, EMC Unity, EMC Vmax AFA, Brocade and Cisco Switches, Commvault.

Confidential

Sr. UNIX & Storage Administrator

Responsibilities:

  • Supported almost 6000 server’s environments (Linux, Solaris, AIX, HP-UX, Windows).
  • Installation, Configuration & Upgrade of Solaris, AIX, HP-UX, Linux and Windows operating system.
  • Configuring NFS, NIS, NIS+, DNS, LDAP, Auto-mount and disk space management on Linux servers.
  • Performed automated installations of Operating System using Jumpstart, Kickstart for Solaris and Linux.
  • Installation and configuration of Veritas Volume Manager, Veritas File System and Configuration and Administration of Veritas Cluster Server.
  • Installed WebLogic Server 8.1.6/9.2 on Linux and Solaris environment and Updated license of WLS server.
  • Extensive use of volume management tool using Veritas Volume Manager to create disk groups, volumes with RAID architecture and layered volumes.
  • Planned, scheduled and Implemented OS patches on Linux boxes as a part of proactive maintenance.
  • Upgraded the Firmware on the Linux hosts.
  • Experience with configuring and managing Virtual disks, Disk Mirrors and RAID 0, 1 and 5 levels.
  • Used VxVM to add disk, create new disk groups/volumes, resize, deport and import disk groups between servers.
  • Extensive Experience in AIX System Dump Generation, resizing Dump devices, understanding erupt reports and coordinating on different issues with AIX System Support Center.
  • Logical Volume Management (LVM) administration of Linux, extensively used LVM, created VGs, LVs, and disk mirroring.
  • Worked on Solaris 10 container technology, created local and global zones, modified local zone parameters, created file systems on local and global zones.
  • Created Zetabyte file system (ZFS) in Solaris 10.
  • Managed resources for zones using Solaris 10 container technology.
  • Created/used LDOM in Solaris 10 and installed multiple OS.
  • Creating metadevices, soft partitions, mirroring the devices and metasets.
  • Space allocation to the metadevices, detaching and clearing the devices if not in use.
  • Troubleshooting and building high end servers E15K, E25K and midrange servers sunfire 6800.
  • Configured new service group and resources for new application in Veritas Cluster Servers.
  • Worked on server consolidation and migration.
  • Extensively worked in data and database migration from older machine to latest configurations.
  • Proactive maintenance on systems by timely upgrading Patches to the systems and Scheduling of batch jobs and Cron jobs.
  • Monitor performance and resource utilization of key systems and provide ongoing trend analysis for forecasting future resource requirements
  • Involved in disaster recovery testing every quarter.
  • Verify successful completion of daily incremental and database backups, following developed procedures.
  • Create Aggregates, volumes (flex and Traditional), q-tree’s (UNIX and NTFS) based on company standards and set quota (user, group, and q-tree) limits as per the requirement.
  • Involved in installation and configuration of NetApp Filers, allocating LUN’s, setting up permissions and monitoring quotas using Operations Manager and Filer View.
  • Implemented SnapMirror replication between volumes on Production and Disaster Recovery and Restored data from snapshots on the filers in case of accidental deletion.
  • NAS Administration, Netapps filers installation, Ontap upgrades, Snap mirror and quota, qtrees Administration.

ENVIRONMENT: Redhat Linux 5/6, Solaris 9/10, AIX, Netapp 7 mode and c-mode, NetBackup, Veritas Volume Manager, Veritas Cluster, Oracle and MySQL Database.

Confidential

UNIX & Storage Administrator

Responsibilities:

  • Supported almost 10000 server’s environments (Solaris, Linux, AIX, HP-UX, Windows).
  • Installation, configuration and upgrade of Solaris 8/9/10, Redhat Linux 4/5, HP-UX 11i and Confidential AIX operating systems
  • Configured and installed Solaris, HP-UX and Redhat Linux Servers using jumpstart, Ignite and kick start.
  • Implementing file sharing on the network by configuring NFS on the system to share essential resources
  • Worked on performance tuning in Solaris, Linux & HP-UX
  • Worked on building and supporting Solaris 8, 9 & 10 on Sun Midrange platforms and Confidential AIX Midrange platforms.
  • Well knowledge in documentation of architectural design and build engineering Documents and SOWs
  • Performed package and patching management and debugging in all flavors of Unix& Linux
  • Troubleshooting and analysis of hardware and failures for various Solaris servers (Core dump and log file analysis)
  • Installation and configuration of Veritas Volume Manager (VXVM), Veritas file system (VFS). Implementation of RAID techniques and creation disk groups and volumes, plex’s using Veritas Volume Manager 4.1. Managing disks and file system using Veritas Volume Manager (VxVM), Solaris Volume Manager (SVM) in Solaris Servers and using Logical Volume Manager, HP Service Guard in HP-UX and Linux servers
  • Installed, configured and managed Oracle Real Application Cluster (RAC) in Solaris, HP-UX and Linux servers
  • Patch and Package administration for installation of patches as per company policy and installation of packaged application
  • Expertise in Global File System (GFS), Creating, configuring and managing clusters in Redhat Linux Servers using GFS
  • Installed, configured and managed Redhat Cluster Suite in Linux servers
  • Worked on live upgrades in Solaris and HP-UX servers. Configured and managed Zettabyte File System (ZFS) in Solaris, HP-UX and Linux Servers
  • Performed configuration and troubleshooting of services like NFS, NIS, NIS+, DHCP, FTP, LDAP, Web servers, Samba server, Apache server
  • Planned and implemented migrations from lower end to higher end in OS level and Hardware level in Solaris, HP-UX and Linux servers
  • Configured and managed Redhat satellite Network server, performing package management tasks and errata updates
  • RPM package administration using RPM Build
  • Performed Data Backup and Recovery using Veritas Net Backup (VNB)
  • Update the systems using Redhat Enterprise Network (RHN), Managing and monitoring through RHN
  • Responsible for setting up a disaster recovery plan for the servers, which includes in development of programs for synchronized backups.
  • Worked on installing and configuring VMware/Esx Servers for virtualizations
  • Upgraded the Veritas Volume manager (VxVM 5.x to 6.x).
  • Actively worked on the NIC card upgradation.
  • Transitioned the servers from client to Confidential .
  • Replaced the faulty disks of the servers.
  • Scheduling of automatic repetitive Jobs, and Shell Scripts with Crontab.
  • Involved in the data migration from Netapp 7 mode to C-mode using snap mirror and 7 MTT tool.

ENVIRONMENT: Redhat Linux 5/6/7, Solaris 8/9/10, HP-UX 11i, AIX, VMware ESX, Sun Fire 440R Server, Sun Fire V880/890, Sun Enterprise T series servers, SPARC Server 1000, Veritas Net Backup 6.x, Veritas Volume Manager 5.x, Netapp 7 mode, c-mode, Oracle and MySQL Database.

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