SUMMARY

• Over 12 years of experience in IBM Power Systems, Power5, Power6, POWER7 and Power8 Servers included UNIX, IBM AIX, RHEL and ESXi/VMWARE, Windows.SAN environment that is dedicated to our SDLC team, including a variety of storage devices, fiber channel switches, networking, iSCSI transport layer, and backup administration.
• I need to assist with other aspects of DevOps Infrastructure Support, including Docker, Mesosphere, API - based access to SAN devices, and various automated deployment methodologies.
• I interact closely with Software Developers as well as Storage Administrators to ensure maximum service availability and responsiveness to SAN-related issues. I need to provide generalized support across multiple technical areasSystem administration working on RHEL 6, 7 Centos 6, 7 and UNIX, AIX 6, 7 and Windows ( & 2016) Server systems and VMware.
• Experience in System Administration, Server builds, Installs, Upgrades, Patches, Migration, Troubleshooting, Security, Backup, Disaster Recovery, Performance Monitoring and Fine-tuning Systems.
• Strong technical background in Storage, Storage migration, LUN presentation to server, exporting and importing the volume groups, Disk Management, Logical Volume Management (LVM) and logical partitioning.
• Experience in virtualization of environment with VMware. Installation and configuration ESX hosts, Managing vcenters and datastores. Making new virtual machines, with Linux, Aix, MAC OSX, and Windows, making templates, cloning VMs.
• Installation and configuration of HTTPD, UDP, FTP servers, TCP/IP, DHCP, DNS, NFS, NIS and ZFS.
• Creating and maintaining users, profiles, security, rights LDAP and AD integration into the servers
• Experience in installation and configuration of Web Sphere, Apache
• Management of user accounts, System Security, Kernel performance monitoring and tuning.
• Experience in handling, monitoring Local, SAN, NAS storages
• Installed packages using YUM and Red Hat Package Manager (RPM) on various servers
• Power7(Power 750 Express, Power 755, Power 770, Power 780 and Power 795) and Power8 and Power VC 1.3.1 to 1.4.1 in technical support and maintenance of AIX/UNIX System.s.
• Experience in Administration of AIX 5.1, 5.2, 5.3, 6.1 and Aix 7.1 and AIX 7.2
• Manage and maintain IBM Power Series P6, P7 and P8 via HMC hardware, utilize AIX Logical Partitions, execute LPM for workload relocations, and Power System frame maintenance.
• Perform system maintenance and upgrades on IT maintenance Nights & weekends.
• Ensures high levels of performance and availability for production AIX environments that run a variety of applications including SAP, Oracle 11g Oracle 12C DB2, Application Servers, and a variety of middleware applications.
• Participate in the full lifecycle of a system during the planning, build, administration and maintenance, and eventual decommission.
• Work on all kind of issues including for production access, network, performance-related issues, and Space issue with SAN team and Network issues with network Team.
• Migration from AIX 5.3 to AIX 6.1 and AIX 6.1 to AIX 7.1 with NIMADM and Alternate Rootvg without any down time.
• Audit and remediate OS related security issues, as well as a patching schedule.
• Experience in installing, configuring, managing, maintaining and developing AIX Systems, Linux (RedHat), and Windows 2003 server. Window server 2008 Windows 2012
• Expertise in creating scripts with Korn which would help in automation and simplification of jobs.
• Migration of AIX OS from to 5.1, to 5.2 to 5.3 and 5.3 to 6.1 and 7.1 on Power Series servers.
• Experience working on P550, P560, P595, P570, P 0 and P740. P 5
• Experience in working with Live Partition Mobility to perform migration from one Power 6 frame to another Power 6 and Power 7.
• Configuring I/O drivers for Power 720 and Power 740 servers.
• Racking and Stacking of Power Series and Blade Servers.
• Installing Power VM on P520, P720,P740,P750, P795 with APV
• Setting up Dual VIO on several Power Machines Hardwares(P595, P570, P 0 and P740. P 5
• Installing Aix and Linux Servers on Power Vm Environment.
• Experience in MICRO-PARTITIONING on P series servers.
• The configuration of HACMP 4.5, 5.1, 5.2, 5.3 as well as performing failover and failback of HACMP Clusters on a regular basis as per the application requirement.
• Experience in Migration of HACMP 4.3.1/4.5 to 5.1 and 5.1 to 5.2, 5.3 using Node-by-Node migration without changing the cluster setup.
• Installation, administration, and configuration of VIO Server and VIO client LPAR’S through HMC.
• Experience in performing DLPAR on VIO servers.
• Experience in working with Shared Ethernet Adapter, Link Aggregation and NPIV concepts associated with VIO server technology.
• Installed DB2, Web Sphere Application Servers on Linux and AIX.
• Experience with LVM, NIM, User & System Resource Management, Job Scheduling and Paging Space Management.
• Experience in creating CRON jobs to automate various system administration tasks using Crontab Utility
• Installing new software on AIX 4.3/5.2/5.3/6.1/7.1/7.2 Boxes, Upgrading the Maintenance Levels as per application requirement
• Experienced in monitoring system performance and check the status of the system using utilities such as TOPAS, NMON, VMSTAT, IOSTAT, etc.
• Peripheral Experience in EMC Storage Arrays, ADIC tape libraries, Veritas Netbackup.
• Experienced in configuring SSH, DNS, NIS, NFS, LDAP, Sendmail, FTP.
• Excellent presentation, analytical, documentation and interpersonal communication skills.
• Worked 24X7 and on-call in production support and troubleshooting on AIX P series servers.
• Good working knowledge on IBM HACMP 5.x and NIM Master and Clients.
• Experience in TL Upgrades and Service Packs on all AIX OS
• Performance and fine-tuning, Applying patches and fixes.
• Installed, configured and supported Web Sphere Application Server, IBM HTTP/ Apache Web Servers in AIX and Linux environments. Good knowledge of Samba server.

Technical Skills:

Operating Systems: IBM AIX (5.1 5.2, 5.3, 6.1, 7.1, 7.2) Linux 6/7/8.x (Redhat, SUSE), Windows 2000/NT4.0, Sun Solaris7/8.x

Hardware: IBM RS/6000, p5 520,560,561,570,590,595 p6 570,590, p720, p 5 IBM Blade Server JS20,JS21 SUN E-3000/4000, HP 9000/750. HMC V5 to V8.2 and configurations.

Storage Area: Fiber Channel SAN, SCSI, SSA. Storage EMC Clarion CX700 and EMC VNX 3200 series and VNX 5300 Symmetrix IBM XIV IBM DS3400, IBM DS4700 and IBM DS8100 DS8300 EMC VNX, Powerpath, Unisphere, SymCli, TimeFinder, SRDF Open replicator, San Copy, Mirrorview, VPLEX, ViPR, Isilon Brocade Fabric Switches, Directors, Zoning, Trunking, Troubleshooting, FCIP, FCoE Others Vblock, Filesystem.

Networking: TCP/IP, DNS, DHCP, SNMP, SMTP. Cisco UCS, Cisco MDS switches, Routers and Switches. Applications & Database, RDBMS DB2, Oracle 8.0, 9i, Oracle10, Oracle 11g and Oracle 12c

Domain Knowledge: Retail, Consumer Goods, Insurance, Electronics, Media and Information technologies.

PROFESSIONAL EXPERIENCE

Confidential

SAN Administrator/DevOps Support

Responsibilities:

• Responsible for day-to-day administration of all aspects of DaVita’s SAN environment that is dedicated to our SDLC team, including a variety of storage devices, fiber channel switches, networking, iSCSI transport layer, and backup administration. I need to assist with other aspects of DevOps Infrastructure Support, including Docker, Mesosphere, API-based access to SAN devices, and various automated deployment methodologies. I interact closely with Software Developers as well as Storage Administrators to ensure maximum service availability and responsiveness to SAN-related issues. I need to provide generalized support across multiple technical areas, and may be placed in the after-hours on-call rotation.
• Provide support for storage devices from IBM, Dell/EMC, NetApp, PureStorage and HP.
• Provide support for Fiber Channel and iSCSI-based systems.
• Provide support for a dynamic DevOps Infrastructure that includes a large mix of technologies and methodologies.
• Provide support for Brocade switches.
• Provide support for enterprise CommVault backups.
• Participate in monthly on-call rotation.
• Work with all IT departments on problem analysis and resolution.
• Participate in full ITIL-based methodology for Change Control, Problem Management, Service Management, and Capacity Management.
• Knowledge of industrustry-standard API-based access to storage resources
• Knowledge and experience in a highly-dynamic Agile-based software development process.
• Knowledge of cloud-based storage methodologies, including cloud-based Object File Systems and S3 support.
• Knowledge of deploying services across multiple sites, including blended private and hybrid cloud infrastructure.
• Comvault Backup and Restore .

Confidential, DENVER CO

Specialist *SYSTEMS ADMIN

Responsibilities:

• Working as Unix Admin Troubleshooting/covering error issues with all AIX Virtual Servers & Physicals servers.
• Worked as Unix Admin Building new Linux servers and Configuring for SAP Applications and worked with Oracle Database Team.
• Recovering servers when servers crashed due to Hardware Failures. Opening tickets with Outsource Company (Park Place) or IBM to fix the ASAP and bring Servers, Applications and Database Back Online.
• Experience in deployment, configuration, tuning, and troubleshooting AIX and Redhat Linux server-based systems.
• In depth knowledge of AIX/Linux core technologies (Kernel, virtualization, and security services, etc.) and basic knowledge of networking and strong storage technologies.
• Support all servers, AIX and mostly Redhat (some SUSE), small flavors (oracle/linux), and (avaya linux)a lot of X series and moving to flexpods. Still have old power 5 and 4's, up to power 8. Going back and verifying servers, physically for issues (lights on a fiber card), basic trouble shooting and help out application team. Working with different groups for feature allocation to let them know the scalability. Basic redhat skills, but also the volume manager skills as well. VMware and redhat knowledge and windows know. ton of server builds and decommissioning (retire most of the stand alone servers). Scrubbing of discs and racking and unracking. Written scripts for power 7 and power 8. CPU usage and performance management.

Confidential

UNIX System Administrator

Responsibilities:

• Working as Unix Admin Troubleshooting/covering error issues with all AIX Virtual Servers & Physicals servers.
• Worked as Unix Admin Building new Linux servers and Configuring for SAP Applications and worked with Oracle Database Team.
• Recovering servers when servers crashed due to Hardware Failures. Opening tickets with Outsource Company (Park Place) or IBM to fix the ASAP and bring Servers, Applications and Database Back Online.
• Experience in deployment, configuration, tuning, and troubleshooting AIX and Redhat Linux server-based systems.
• In depth knowledge of AIX/Linux core technologies (Kernel, virtualization, and security services, etc.) and basic knowledge of networking and strong storage technologies.
• Support all servers, AIX and mostly Redhat (some SUSE), small flavors (oracle/linux), and (avaya linux)a lot of X series and moving to flexpods. Still have old power 5 and 4's, up to power 8. Going back and verifying servers, physically for issues (lights on a fiber card), basic trouble shooting and help out application team. Working with different groups for feature allocation to let them know the scalability. Basic redhat skills, but also the volume manager skills as well. VMware and redhat knowledge and windows know. ton of server builds and decommissioning (retire most of the stand alone servers). Scrubbing of discs and racking and unracking. Written scripts for power 7 and power 8. CPU usage and performance management.

Confidential, Chicago IL

UNIX Team

Responsibilities:

• Performs software installations and upgrades to operating systems. Schedules installations and upgrades and maintains them in accordance with established IT policies and procedures. Develops and promotes standard operating procedures.
• Installs configures and maintains computer systems, involving moderate complexity.
• Monitors and tunes the system to achieve optimum performance levels ensure system integrity by evaluating, implementing and managing appropriate solutions.
• Ensures recoverability by implementing schedules of system backups and data archive operations.
• Schedules installations and ensures that they are performed within established IT policies and procedures.
• Develops and promotes standard operating procedures.
• Acts as a senior level point of contact for the offshore team, working with, assisting and interacting with the team members.
• Conducts moderately complex audits of servers to ensure compliance with established standards, policies and configuration guidelines.
• Develops and maintains documentation of the operating system configuration.
• Assisted in installation of Confidential Director Server 6 in test environment
• Upgraded Netapp drivers from version 5.0 to 5.1
• Setup AIX servers to use Netapp disks
• Designed, implemented and documented WPARs on AIX 6.1 and AIX 7.1 systems; Worked with NFS, Rootvg and Versioned WPARs (aix52)
• Tested Live Application Mobility (WPAR Mobility) using Systems Director Server with WPAR Manager Plug-in
• Configured, tested and documented NPIV on AIX LPARs.
• Installed and configured NIM server to be used for building AIX 6.1 and AIX 7.1
• Performed Live Partition Mobility of AIX LPARs
• Setup AIX LPARs to boot from SAN using AIX MPIO and Hitachi Storage
• Built SAP Sandbox environment on AIX platform; SAP components installed include ECC ERP and SRM
• Upgraded servers from AIX 5.3 to 6.1
• Served as AIX Primary Support for SAP Basis team on a large SAP implementation project
• Provided elevated access to Database Administrators and Application Developers using SUDO
• Administered AIX (EFS) Encrypted File System to help maintain admin passwords securely
• AIX Server Hardening Project
• Installed and configured TSM client which was used to backup/restore data
• Installation, administration and support of AIX P5-P7 servers
• Served as Lead for team of 6 AIX Administrators
• Served as Project Lead for an application critical to the daily operation of the company
• Served as mentor for Jr. Administrators
• Helped to write and post documentation to be used by AIX team for on call support.
• Primary support for large scale transportation applications using HACMP or Power HA.

Confidential, Denver, CO

UNIX System Administrator

Responsibilities:

• Working as Unix Admin in Epic Application Team for AIX, VIOs, Power HA Servers
• Recently configured Power HA 6.1 and troubleshooting and epic Application
• Created and configured dynamic VIO LPARs on p5/P6 520, p5/P6-550, p5/P6-570 and p5/P6-595, P720, P750
• Configured the HACMP clusters to keep the high availability applications running on IBM P series.
• Administered the UNIX System for clustered AIX Servers running HACMP and dynamic LPARs with fiber attached SAN storage.
• Installed and configured VIOS servers and related LPARs through HMC.
• Responsible for NIM installation, setting up NIM servers, clients, define the resources, Alternate Disk Migration with NIM
• Provided support for other UNIX based applications and servers on an as needed basis.
• Active involvement in monitoring server performance, network traffic to reduce performance bottleneck.
• Created the new LPAR's through NPIV and VSCSI
• Experienced in Migration the existing servers from VSCSI to NPIV &
• Performing the capacity planning for upcoming applications
• ‘AIX Migrations from AIX 5.3 to AIX 6.1 to AIX 7.1
• Performed the Power HA Migration & Worked on Power HA 5.4 and 6.1
• Increasing file system through C-SPOC, adding disk to shared VG through C-SPOC
• Configuration & Administration of HACMP Cluster.
• Responsible for Installation, Configuration Management, Maintenance and Systems Development of AIX Systems.
• Provided 24x7 on call server support for UNIX environment including AIX, Linux, HP-UX, and Sun Solaris.
• Provided 24x7 supports on shift rotation basis.
• Configured IBM P-series 570,550 and RS 6000 machines for production and test environments.
• Installed, configured and tested Logical Partitions technology (LPARS
• Experience in LPAR planning and virtualization
• Installed and configured VIO server via HMC
• Extensively used LVM, created VGs, LVs, and disk mirroring.
• Responsible for Installing Security fixes and APAR’s in Servers.
• Installation and upgrade of OpenSSH 4.3p1 on AIX 4.3, 5.1, 5.2 and 5.3, OpenSSH 4.1p1 on AIX 5.1 servers.
• Installation and configuration of NIM master server and clients.
• Creating lppsource and SPOT for client on NIM server.
• Installing OS on NIM clients using NIM Server.
• Setup and configured network TCP/IP on AIX including RPC connectivity for NFS. Created mount points for Server directories, and mounted these directories on AIX Servers.
• Setup of full networking services and protocols on AIX, including NIS/NFS, DNS, SSH, DHCP, NIDS, TCP/IP, ARP, applications, and print servers to insure optimal networking, application, and printing functionality.
• Configured Work Load Management (WLM) for IBM WebSphere Application Server.
• Clustered multiple RS/6000 machines on AIX 5.1/5.2 using HACMP, configured HACMP cluster to keep applications running.
• Configured cascading, mutual takeover and rotating modes of operation of the HACMP and HACMP/ES products.
• Performing Failovers in HACMP / cluster environment, monitoring servers.
• Setup of full networking services and protocols on UNIX, including NIS/NFS, DNS, SSH, DHCP, NIDS, TCP/IP, ARP, applications, and print servers to insure optimal networking, application, and printing functionality.
• Installed and configured Sudo for users to access the root privileges.
• Applying software maintenance, program fixes and keeping the system software releases current.
• Installation/Administration of TCP/IP, NIS/NIS+, NFS, DNS, NTP, Auto mounts, Send mail and Print servers as per the client’s requirement.
• Configured cascading, mutual takeover and rotating modes of operation of the HACMP and HACMP/ES products.
• Administered Linux servers for several functions including managing Apache/Tomcat server, mail server, MySQL database, and firewalls in both development and production.
• Developed Korn and Bash shell-scripts to automate routine activities.
• Migrated database applications from Windows 2000 Server to Linux server.
• Installing and setting up Oracle10g on Linux for the development team.
• Wrote shell scripts for automated installations, to extract logs.