SUMMARY

• 8+ years of experience as System Administrator on IBM Power Systems running AIX 5.1, 5.2, 5.3, 6.1,7.1 and VPC & MPC Cloud offerings for RHEL Linux 5,6 and 7.
• Infrastructure automation using Puppet, CSA Cloud Formation and HPSA for Linux and Aix administration.
• Experience in installation, configuration, tuning, security, backup, recovery and patching / upgrades of Linux and AIX servers.
• Experience in IBM AIX hardware components (RS/6000, Power Systems, p & e Series) trouble - shooting and maintenance of systems.
• Installed, configured and upgraded IBM AIX using NIM / Virtual repository Installation.
• Creating, cloning Linux Virtual Machines, templates using VMware Virtual Client
• Performed automated installations of Operating System using Kick start for Linux.
• RPM and YUM package installations, patch and other server management.
• Extensive experience in installation and configuration of Virtual I/O Server (VIOS) and VIO client LPAR’S, NIM Master server and NIM Clients.
• Creating NIM Resources(lpp, spot, script, etc.) for client on NIM server
• Experienced in Migrating VIO servers from VIOS 1.3/1.5/ to VIOS 1.5/2.1/2.2 and Upgrading VIOS 2.1 to VIOS 2.2.
• Experienced in configuring SAN bootable servers/LPARS, HBA card virtualization (NPIV), HEA/IVE virtualization (LHEA) and Live Partition Mobility (LPM).
• Experienced in implementing Active Memory Sharing and Active Memory Expansion for enhanced system performance.
• Experienced in IBM AIX operating system migration, from AIX 5.1/5.2/5.3 to 6.1 and 6.1 to 7.1extensively performed TL/SP upgrades using AIX OS DVD, NIM server alt disk install and NIMADM.
• Experience in keeping servers Audit compliance by implementing server security hardening and maintaining OS gold images(Audit complaint ISO image) for new builds.
• Expertise in Planning, Installation, Configuration and Maintenance of IBM HACMP 5.1, 5.2, 5.3, 5.4 and 5.5. Reduce planned downtime, Reduce unplanned downtime, Increase Maintenance availability.
• Experienced in implementing the Workload Management (WLM) using cloning and clustering.
• Experience in Migration of HACMP 5.1 to 5.2, 5.3, 5.4, 5.5 and 6.1(power HA) to 7.1(Power HA Mirror) using Node-by-Node migration without changing the cluster setup.
• HMC upgrade, HMC update, new HMC Build, Connecting new managed server to HMC, configuring networks etc.,
• Performed daily administration tasks - adding and removing users, file, share permissions, trust management, replication management, server backups and server setups on AIX, Server health monitoring and system tuning as per vendor recommendations.
• Experienced in Tivoli Storage Management, creating TSM Servers and Clients, performing/scheduling and troubleshooting backups.
• Working in 100% Compliance with client/task specific SOP’s, RFC, Ticketing, Monitoring systems.
• Experienced in planning and executing Data Center move and Tech Refresh from one location to other coordinating with various teams involved. Experienced in Disaster recovery solutions, performed Disaster recovery tests.
• Experience working in NFS/NAS, Storage Area Networks (SAN), SSA disk storage environment. Extensively performed SAN Migration.
• Adding Physical Volume, Migrating Physical volume, Importing and Exporting volume group, Paging space and Mirroring using LVM.
• Experience in DNS, NIS, NFS, LDAP, Send mail, ftp, SSL, SSH, HTTPS, SFTP, and system troubleshooting skills. Well versed with validating / modifying Shell Scripts; KORN and BASH.
• Experienced in working on slow servers and increasing performance through performance monitoring tools like vmstat, iostat, SAR, nmon, topas.
• Providing 24X7 On-call Production and Customer Support.

TECHNICAL SKILLS

Technical Skills: IBM AIX, VIO and RHEL Linux (Traditional & Cloud Architecture)

Operating System: IBM-AIX 5.2/5.3/6.1 and 7.1, VIO 1x, 2x Linux RHEL 5.0/6.0/7.0.

Network: NFS, DNS, FTP/TFTP, SSH, TCP/IP, WEBSM, NTP, TELNET

Hardware: IBM RS/6000, P-Series servers P5, P6, P7 and P8, HP Helion and RHEL Open Stack Cloud offering.

Backup Solutions: TSM, HP Data Protector, EMC Networker

Tools: Puppet, CSA Cloud Automation, HPSA Satellite Automation, HPOM, NAGIOS

Domain Experience: Health Care, Logistics, Banking and Finance, Transport and Construction

PROFESSIONAL EXPERIENCE

Confidential - Hornell, NY

Senior Service Delivery Consultant Unix

Responsibilities:

• Part of dedicated Project Serviced team primarily dealing with design, Implementation and project support services and solution designs.
• Involved in Managed Private Cloud infrastructure implementation using HP hellion platform.
• Deployment and maintenance of Linux Server systems running on VPC & MPC Cloud environment.
• Deployment of new software release using automation tools like HPSA.
• Set up and implemented cloud servers both in private/public cloud sector.
• Created a high amount of standard operating procedures SOPs and documentations reducing the turnaround time for server/service delivery.
• Reduced total build time by 40% per server by automating many environment specific standard tasks.
• Working closely with Project Managers, Application Teams, Solution architects and a range of business stakeholders by communicating project plans effectively to both users and management, as well as delivering projects within agreed timelines.
• Assist in RUN operations, taking ownership and driving to permanent solutions through problem management.
• Reporting daily/monthly activities to the higher management over proper channel providing the required dashboard data and presentations.
• Worked on multiple AIX Frame builds from scratch including cabling, frame mounting and firewall requests submission.
• Administration of RHEL and 3, 4, 5, 6, and 7 which includes installation, testing, tuning, upgrading and loading patches, troubleshooting both physical and virtual server issues.
• Creating, cloning Linux Virtual Machines, templates using VMware Virtual Client and CSA automation
• Planning and implementing system upgrades including hardware, operating system and periodical patch upgrades.
• Performed automated installations of Operating System using Kick start for Linux.
• RPM and YUM package installations, patch and other server management.
• Managing systems routine backup, scheduling jobs like disabling and enabling cron jobs, enabling system logging, network logging of servers for maintenance, performance tuning, testing. .
• Creating LPAR’s for AIX - P5, P6, P7 and P8 hardware.
• Performed the AIX migration from AIX 5.3 to 6.1 and 6.1 to 7.1
• Setup and configuring dual VIO setup with SEA and NPIV and MPIO.
• Installing the AIX Operating System on the LPAR using VIO Repository / NIM.
• Sound experience on NPIV setup.
• Performing the capacity planning for upcoming applications
• HACMP Cluster configuration, Performing failover testing, verification, synchronization.
• Performed the Power HA Migration from Power HA 5x to HA 6 and Power HA 6 to HA 7 Mirror.
• Perform health checks on HACMP nodes, running cluster statistics to find cluster stability, finding resource group status etc
• Implemented and involved as a key role for Disaster recovery on hosted applications.
• Performing the sync test of cluster on weekly basis.
• Installing and configuring of NIM master server and clients
• Building LPAR, DLPAR machines on IBM Power E-Managed servers. Adding managed servers to HMC, HMC administration, creating and modifying partition profiles, performing operations on LPAR machines etc.,
• Worked on LPAR, DLPAR operations like moving and adding resources.
• Dedicated and shared processors, micro partitioning, virtual processor, logical processor, processing unit, and allocation of processing power from the shared processor pool etc.
• HMC upgrade, HMC update, new HMC Build, Connecting new managed server to HMC, configuring networks etc.,

Environment: : IBM P-series p880/870/850, p770/750, p595/570/550 and RS 6000, VMware, HP 3PAR SAN, IBM DS 4k, 8k, and IBM SVC, HP Helion cloud, RHEL Open Stack Cloud.

Confidential - Boulder, CO

Subject Matter Expert

Responsibilities:

• Reviewing team members change implementation plans and attending CAB meeting for approving AIX team changes.
• Suggesting best practices to team to simplifying tasks by reducing downtime.
• Preparing technical documents and advising team how to implement the same.
• Working close to the team to fix the issues and challenges during the maintenance changes.
• Participating plan and implementation design meetings with stake holders and business leads to discuss and design and allocating resources to the projects.
• Preparing process and technical documents for service activations and deactivations as per the stake holders requirement and giving knowledge transfer to team to adhere the new changes and requirements.
• Providing remote support for IBM AIX Operating system related issues.
• Installing, configuring and administering Aix v 5.3/6.1/7.1 on midrange and P series servers.
• Worked in many AIX migration projects - Migrating AIX Version 5.3 & AIX 6.1 to AIX7.1 Operating System.
• Worked in many HA migration projects from HA6.1 to HA 7.1.
• Worked in many LPAR migration projects from P5 & P6 to P7 hardware.
• Installing of OS patches and updating of ML & SP levels as per the requirements.
• Fixing booting related issues, booting the server in maintenance mode, running bosboot, or fixing any rootvg file systems issues by running fsck etc.
• Fixing mount issues, checking file system integrity, running fsck in maintenance mode on rootvg logical volumes if any corrupted lv’s in rootvg
• Upgrading System Microcode’s on standalone and Entire Managed systems in Disruptive and Non disruptive methods as per the requirements.
• HACMP Cluster configuration, Performing failover testing, verification, synchronization.
• Perform health checks on HACMP nodes, running cluster statistics to find cluster stability, finding resource group status etc
• Building LPAR, DLPAR machines on Managed servers. Adding managed servers to HMC, HMC administration, creating and modifying partition profiles, performing operations on LPAR machines etc.,
• Worked on LPAR, DLPAR operations like moving and adding resources.
• Dedicated and shared processors, micro partitioning, virtual processor, logical processor, processing unit, and allocation of processing power from the shared processor pool etc.
• HMC upgrade, HMC update, new HMC Build, Connecting new managed server to HMC, configuring networks etc.,
• Checking for the error reports in the servers.
• Setting up NFS servers, exporting shares to clients and performing NFS mounts.
• Diagnosing hardware issues such as Disks and other hot swappable devices and replacing if faulty.
• Co-ordination with CE for identifying and changing faulty Hardware’s.
• Experience on Performance monitoring tools SAR, VMSTAT, IOSTAT, TOPAS, FCSTAT etc.
• Worked on Designing and managing disk space using AIX Logical Volume management.
• Knowledge on Adding / Removing Paging space.
• Knowledge in TSM client configurations and trouble shooting
• Backup and restoration of mksysb from NIM server and TSM server
• Running snap on AIX Server to analyse system issues by working with IBM Support team.
• Installed, upgraded and configured RHEL 4.x/5.x and IBM AIX 5.2/5.3/6.1 using Kick start and NIM Installations.
• Participated in planning sessions to build LPARs and migrated applications.
• Built LPARs and support application migration activities following build and security standards.
• Supported the collection of performance data via a predefined centralized collection methodology specified by IBM.
• Worked with DBAs on installation of Oracle, restoration and performance tuning.
• Remediated any security issues uncovered by vulnerability scans.
• Installed, configured and tested a VIO Server with AIX 5.3, 6.1 on client LPAR’s on 550, 570 and p590, p595 model and using NPIV.
• Responsible in installation and maintenance of Linux on 70 HP blades servers.
• Installed and maintained IBM Tivoli Storage Manager (TSM) for Backups and data storage.
• Aided in the installation or consolidation of applications, developing system administration scripts, planning version release upgrades and patches, security administration.
• Performed System Storage management/LVM tasks like creating volume groups, PV’s, LV’s and jfs/jfs2 File systems, mirroring, and mounting file systems.
• Monitored, performed troubleshooting, supported and fixed operating system and hardware problems on several versions of UNIX systems.
• Generated reports to show the trends of resource utilization user/CPU/network load/memory.
• Documented UNIX configurations for hand-off to production support team.
• Experienced upgrading HMC.
• Coordinated server maintenance through a well-defined change control process including after hours and weekend (Sunday) work as necessary to support systems.
• Performed Firmware level upgrades for the Ethernet/fiber card adapters.
• Responsible for installation of patches, APARS, Security fixes, packages on AIX servers.

Environment: Hardware: IBM Power Systems - p7 p 770/750/740/720 , p6 p 570/550/520/510 , p 5 550/520/510

O/S: IBM AIX 5.2, 5.3, 6.1, 7.1. VIOS 1.5/2.1/2.2, RHEL 4.x/5.x

Storage: IBM DS

Confidential

Senior Systems Engineer

Responsibilities:

• Maintaining 100’s of applications running in more than 300 servers.
• Monitoring the server’s health through various monitoring tool.
• Bouncing servers and the related applications based on request.
• Troubleshooting the programs and transactions in IMS screen and restarting it when it is stopped.
• Monitoring the ticketing system (Quality Centre and Team Forge) on 24/7 basis.
• Using Loadzilla tool to push the loads for the applications on all levels to configure from old scripts to new scripts.
• Setup, installation and configuration AIX Operating system on p series machines.
• Installation of Enterprise Linux 6.0 using Kick-start (NFS, HTTP, FTP).
• Administering users, groups, hosts and file systems using command line interface and smitty.
• Monitoring System performance, CPU, memory, paging space, disks and networks and finding the bottle necks if any.
• Devices in AIX such as disks, networks and other system hardware components.
• AIX logical volume management, create volume group, logical volumes, file systems
• Patching AIX servers to the latest Technology Level (TL), installing any fixes (APAR) and any customer specific or third party software.
• Using alternate disk installation procedure in upgrading the TL/ML to reduce the down time.
• Proactive maintenance & troubleshooting in Operating Systems & Hardware related errors.
• Resolve tickets and work on change requests through Service now Tool as per SLA.
• Extensively involved in management of the Patching and Migration Process
• Involved in troubleshooting bottlenecks of Memory, CPU, Devices and Network using ps, vmstat,iostat, netstat, sar.
• Setting up user permissions and File system privileges.

Environment: Hardware: IBM Z, X Series, IBM Power Systems - p6 p 570/550/520/510 , p 5 550/520/510

O/S: IBM AIX 5.2, 5.3, 6.1 VIOS 1.5 RHEL 4.x/5.x, Windows 2000Server

Tools: Loadzilla, HPSA, IMS

Storage: IBM DS, EMC Power path

Confidential

Systems Engineer

Responsibilities:

• Creating LPAR’s in - P5, P6 and P7 hardware. And managing the LPAR’s with Power VM
• Performed the AIX migration from AIX 5.3 to 6.1 and 6.1 to 7.1
• Moving resources from one LPAR to another LPAR dynamically
• Assigning resources to LPAR’S according to the client requirement
• Worked on Active Memory Expansion.
• Worked on LPM.
• Performed the Power HA Migration
• Working on Power HA 5.2 and 6.1
• Increasing file system through C-SPOC, adding disk to shared VG through C-SPOC
• Configuration & Administration of HACMP Cluster and adding new file systems in existing cluster RG’s.
• Installing/Maintaining NFS servers. Firmware upgrades for P-servers.
• Updating Patches (ML /TL). Package and patch Management
• RHN registration for new builds.
• HMC upgrade, HMC update, new HMC Build, Connecting new managed server to HMC, configuring networks etc.,
• Building and configuring new managed machines with VIO server partition using HMC, creating LPAR, DLPAR machines, Allocating resources, moving resource dynamically, configuring virtual devices and mapping physical devices to LPARs from VIO server.
• Setting up NFS servers; troubleshooting NFS mount issues.
• Monitoring Nagios alerts and responding pro-actively for incident management.
• Verifying day to day events and error messages in HMC and working towards to fix and set customer business as usual.
• Participating daily meetings with on site folks ( Confidential counterpart) and weekly customer (Trizetto Management) infrastructure meetings.

Environment: Hardware: IBM Power Systems - p7 p770/750, p6 p570/550 and p 5 550/520/505

O/S: IBM AIX 5.2, 5.3, 6.1. VIOS 1.5/2.1/2.2

Storage: IBM DS4000/5000, IBM XIV, EMC PowerPath