Satyanarayana Parakota

Contact no: +1-732-***-****

Education

Bachelor of Computer Applications (B.C.A) passed out in 2003 from Sri Venkateswara University in

Tirupathi, Andhra Pradesh, India.

Experience Summary

Having 10+ years of professional experience in the field of UNIX Administration as AIX /Sun Solaris/

Linux Administrator and Infrastructure Solution Designer / Architecture.

.

Organization : Tata Consultancy Services.

Designation : Team Lead (Senior UNIX Administrator / Infrastructure Solution Designer)

Duration : Jan 2011 - Till Date.

Organization : IBM India Pvt Ltd

Designation : Senior UNIX Administrator.

Duration : July 2004 – Jan 2011.

CERIFICATIONS

• Sun Certified Solaris System Administrator (SCSA PART 1)

• Sun Certified Solaris System Administrator (SCSA PART 2)

• IBM Certified Specialist P-series Administration

• ITIL V3 Foundation Certified.

Technical Skills:

AIX 5.3 / 6.1 / 7.1

LVM, LPAR, DLPAR, VIO, HMC, WPARS, VWPARS, LPM

HACMP and GPFS Clusters

Hardware: Power 4, Power5, Power6 and Power7

Solaris 8 / 9 / 10 / 11

UFS, ZFS, ZONES, LDOMS, SUN CONTAINERS,

VXFS, VERITAS CLUSTERS,

Hardware: E25K, T4-4, T5240, T5220, T5140, M-4000, M-5000, Sun Fire T1000, Sun Fire T2000

Sun Fire V440, Sun Fire V480, Sun Fire V890,

Red Hat Linux 4 / 5 / 6, VMWARE, ESX.

Special Software TSM, ITCM, SEOS, HPOV, CA Service Desk tool

Storage IBM SVC, EMC

Shell Scripting

CCNA Networking

Career Profile

Jan 2011 to Till date TATA CONSULTANCY SERVICES

Title : Senior UNIX Administrator

Client Name : Supervalu Inc.

Position : IT. Analyst

Domain : Retail

Project

Supervalu Inc is a leader in the grocery retailing industry. Supervalu Inc serving a wide range of

customers in neighbourhoods nationwide, through stores ranging from hard discount to traditional and

premium grocery formats. Supervalu Inc reaches millions of families with the products and services they

need through owned, licensed, franchised and affiliated stores.

Responsibilities :

• Team Lead for Production support, Project & Engineering teams for TCS-Supervalu team.

• Provide L3 / L4 administration support for Approx. 3000+ Supervalu UNIX Servers which are

located in West Park and Eden Prairie data centres.

• Provide support for all critical production servers.

• Provide end to end support for Critical Applications (like Middleware, Apache, Oracle, etc…)

running on these UNIX servers.

• Configure the ILO's/Raids/BIOS settings for the HP blade Chasis and HP-dl Proliant Servers

From Scratch

• Creation of new Users in ILO's

• Installed Red Hat Enterprise Linux 4.X, 5.X and 6.X through Kick Start and PXE boot on HP

Blade Chasis Bays and HP DL Proliant Servers.

• Installed and Maintained Red Hat Enterprise KVM's on HP-DL ProLiant.

• Installed and Configured AIX 6.X/7.X on P740's/P640's

• Installed DB2 WSE/ESE 9.7/9.8/10.3 Versions on AIX servers.

• Installed DB2 Connect Gateway on Linux Servers.

• Installed and Configured BMC Patrol Console/RT Clouds for performance data gathering on

Linux Server

• Performed OS Upgrades on Linux/AIX servers on regular basis.

• Applied Redhat/IBM recommended Hot Fixes for AIX and RHEL Servers.

• Hands On experience in Performing Kernel/Performance tunning on AIX and Red Hat Linux OS.

• Hands On Experience in Configuring Bonding on Red Hat Linux Servers for High Performance

and Network redundancy.

• Hands On Experience in Performing Host Based SAN migration on Red Hat enterprise linux and

AIX servers.

• Performed BIOS Firmware Upgrades on HP/IBM P Series/Blades and DELL DRAC Servers.

• Installed and Administered SAP Business Objects 3.1 on RHEL.

• Hands On Experience in Performing Service Packs/Fix Packs upgrades on Various Third Party

Tools/Software like Tivoli Work Load Scheduler/Autosys/Web Sphere.

• Performed Disk Replication Failovers/DR Failovers For Unix Servers.

• Installed and Upgraded Client version Software tools like MQM/CA

SOI/TSM/TWS/Autosys/Connect Direct on Both AIX/Linux OS.

• Created Local Repositories and Downloaded patches using proxy server.

• Performed VIO's Upgrades On regular Basis.

• Hands On experience in LVM management to Create/Extend/Shrink Volume Groups and File

Systems on Red Hat Linux and AIX.

• Hands On Experience in to create/extend GPFS File Systems and Perform GPFS manager node

Fail Over.

• Hands On Experience in Performing Pure Scale DB2 Upgrade.

• Applying Patches, Firmware, OS migration and VIO migration

• Lpar, VIO, HMC maintenance and support

• Dynamic movement of Processor, memory in DLPAR via HMC.

• Working on Incident, Problem, Task & Change Management and maintaining SLAs.

• LPAR Migrations from P4, P5 and P6 to P7 Frame.

• AIX OS migration from 5.3 to 6.1, and 5.2 and 5.3 to VWPARS

• 200+ SUN server migration from E25K hardware to T4-4 LDOMS

• Implementation of Solaris Containers, Zones and LDOMS on Oracle High end hardware T4-4

• Firmware level update and SDD driver level update on AIX lpars and sun hardware.

• Troubleshooting problems with AIX, VIOS, and NIM related with BAU.

• One of the key members for supporting all High-end and High available servers.

• Preparing the document of understanding for the business.

• Having very good knowledge on Vulnerabilities fixes across all AIX/Solaris/Linux Operating

systems

• Having good knowledge on various Security tools like SEOS, NAGIOS.

• Coordinates with appropriate management personnel in implementing changes.

• Overseeing the Quality procedures related to the project

• Atomization of many administrative tasks as per the customer requirement.

• Handle Critical outages for all the production servers.

• Implement Disaster Recovery setup across data centres.

• Handling projects related to server builds, OS Installations, Server Consolidations on SUN and P-

Series servers.

• Implementing Virtualization on Solaris and AIX as per the customer requirement.

• Having good knowledge on Storage configurations on Linux / Solaris / AIX virtualization

environments

• Have good knowledge on EMC & IBM SVC Storage

• Providing Technical Trainings for all the team members to upgrade their skill set on AIX

Administration.

• Having very good knowledge on CCNA Networking. Closely worked with Network teamsl during

P7 virtualization part of AIX migrations.

Hardware :

AIX Server Hardware Models : Power 6, Power 5, Power 4, CHRP Architectures, IBM 9133-55A, IBM

9111-520, IBM 9131-52A, IBM 9117-570, IBM 9113-550, IBM 7026-B80, IBM 7025-6F1

Sun Hardware Models : Sun Fire T2000, Sun Fire 25000, Sun Fire T1000, Sun Fire T2000, Sun Fire

T5140, Sun Fire T5240, Sun FireV440, Sun Fire V480, Sun Fire V890, M-4000, M-5000

Special Software TSM, ITCM, SEOS, HPOV, CA Service Desk tool

Project Location Bangalore, India. – Boise, Idaho – 83704, USA.

Dec 2008 to Jan 2011 IBM India Pvt Ltd

Title : Application on Demand (AOD)

Client Name : Multiple Customers

Position : UNIX Administrator

Project 1: AOD – UNIX Production Support

AOD is an IRP designed which enables the authorities to manage the infrastructure of Clients.

Applications on Demand division of IBM providing Remote Production Support Responsibilities to nearly

4000+ AIX Servers spread over 6 Data Centers (4 in US & 2 in UK).

Responsibilities:

• Provide L3 Support for Solaris, AIX Administration for more than 4000+ UNIX servers.

• Responsible for providing wide range of remote support for 150 Customers.

•

• Handling daily issues that are generated by monitoring tool and requests from the internal and

Customers.

• Installed and Configured Racks and Bays at hardware Level.

• Implementing the ON-BOARD IP address tasks setting at hardware level.

• Configuring ILO’s, Installing ILO’s permissions and Creating ILO accounts for the new Bays.

• Implemented Firmware Updates on the HP dl 380 Proliant & IBM xseries.

• Implementing Error corrections like Time, Product ID and Serial Number On the BIOS level

• Implemented Raids on Both Hardware and Software Level.

• Installing RHEL 3.x,4.x and 5.x through Kickstart and Post Scripts on HP DL380 G3,4& 5 series &

HP BL20p.

• Installing RHEL 3.x,4.x and 5.x through kickstart on Ibm xseries x366, 8670/71X, 8837/45U,

8670/345

• Hands on experience in working in Large Data Center Environments.

• Hands on experience in rebuilding the servers with Dsk0(Boot) Disk failure.

• Hands on experience in rebuilding the secondary Disks.

• Hands on experience in Installing Patches on windows using Microsoft Gold Shield.

• Hands on experience in Configuring new device drivers.

• Effective use of utility’s like SSH and IP TABLES for firewall configuration on Linux.

• Hands on experience in ITAM processes,ETMS and BMC Remedy Ticketing System.

• Installing required patches and packages using standard RHEL utility’s(YUM & RPM) and

SOLARIS utility’s(pkg & patch) on RHEL 4,5 and Solaris 10,9.

• Installed and Configured Vxvm to perform file system management on Solaris.

• Hands On experience in troubleshooting plexes in Vxvm to bring from clear,stale state to normal

state.

• Hands on Experience in fixing security issues using tools like ESM(Symantec).

• Hands on experience in implementing LVM in RHEL for File System management.

• Experienced in providing trouble shooting for Server Hung, Crash and File System Full

• Hands on experience in implementing Ip tables in RHEL for fire wall configuration.

•

• Server builds for Solaris and AIX operating systems.

• OS Installations, Upgradations, OS Migrations

• Supporting for Disaster Recovery Plans for all Data Centers.

• APAR, PTF and ML, TL installation and management. Installing any third party tools as and when

required. Using alternate disk installation method for the same for critical servers to reduce down

time.

• Lpar, VIO, HMC maintenance and support.

• Dynamic movement of Processor, memory in DLPAR via HMC.

• Cluster administration (start/stop/status/switch) and Troubleshooting on HACMP, HP Service

Guard.

• File system management using LVM and Device Management.

• Networking, online troubleshooting for network and system, ensuring connectivity between

servers.

• Having TSM Infrastructure knowledge, around daily backup of 200 TB.

• Registering client and Configuring backup schedules

• HACMP Administration, OS and HACMP cluster patch installations.

• Manage and working with HACMP and ensuring high availability.

• HACMP – Starting, stopping clusters, looking into cluster statistics, cluster resource

management, moving resources from one node to another, looking into log files to check the

health status of cluster nodes.

• Responsible for Change and Incident Management process for 5 customers.

Hardware

AIX Server Hardware Models : Power 6, Power 5, Power 4, CHRP Architectures, IBM 9133-55A, IBM

9111-520, IBM 9131-52A, IBM 9117-570, IBM 9113-550

Sun Hardware Models : Sun Fire 12000, Sun Fire T2000, Sun Fire T5140, Sun FireV440, Sun Fire

V480, Sun Fire V890, M-4000.

Operating System Solaris 8/9/10, AIX 5.3,/6.1, HPUX

Project Location Bangalore

Hardware: Sun Hardware (V240, V440, V480, V490) and AIX P5 and P6 server models

June 2006 to Dec 2008 IBM India Pvt Ltd

Client Name : IBM Internal Projects

Data Center : Bangalore

Position : UNIX Administrator.

Project 2: - Deployment of Picture Perfect 4 security applications for IBM India

This product was introduced for the first time at IBM Globally; Goal of this project is to ensure off boarding

of employees is achieved within 24 hours.

Responsibilities:

• Technical support on various UNIX OS level support to 400+ SAP system, 1000+ Databases

[Oracle, DB2] and Web server, App-servers which are located in US.

• User, File system and Volume Management

• Applying Patches, Firmware, OS migration and VIO migration.

• Process and Performance monitoring,

• Lpar, VIO, HMC maintenance and support.

• Dynamic movement of Processor, memory in DLPAR via HMC.

• Cluster administration (start/stop/status/switch) and Troubleshooting on HACMP, HP Service

Guard.

• Redo log archive management.

• Having TSM Infrastructure knowledge, around daily backup of 200 TB.

• Registering client and Configuring backup schedules

• Backup/Restore, Redirect restore of SAP systems using Br tools, Oracle Databases, File

Systems using native TSM commands.

• Working on Incident, Problem, Task & Change Management and maintaining SLAs.

• Technical support on various UNIX servers which are located in IBM data center in Bangalore.

• That Include Level -2 and Level -3 work continuous checking of OS, HMC and VIO backup

related issues on AIX platform.

• Applying Patches, OS migration and VIO migration.

• Lpar, VIO, HMC maintenance and support.

• As part of account transition created work Instructions, process and technical documents to be

used by offshore team.

• Develop detail infrastructure plan based on requirements to meet business plan.

• Develop hardware solutions for INTEL/UNIX (IBM x3650, IBM x3950, SUN E25K, SUN T2000,

V440, V880, V245, V240) infrastructure for implementation.

• Preparing bill of materials (BOM).

• Assess vendor hardware configurations to ensure optimal use of new & existing infrastructure.

• Assess, review, forecast & monitor capacity and resource utilization aspects of infrastructure.

• Define the business & technology metrics appropriate and necessary to forecast the resource

requirement for clients.

• Build, maintain and control documentation that accurately reflects Capacity baselines.

• Determine most appropriate production methodology and estimate resources.

• Develop & maintain Capacity plans, including workload balancing options, recommended

solutions, financial metrics, assumption and technology refresh plans.

• Maximize Capacity resource utilizations to best meet service levels, achieve cost/profit targets,

exploit technology & operate cohesively.

• Plan & manage Capacity upgrades, downgrades, technology refresh and new technology projects

to meet agreed dates and service targets.

• Provide technical & business advice to account teams to support effective decision making.

• Provide Capacity management advice and guidance for IT solutions.

• Consult with Solution Designers, System support teams, Database Administrators and

Application teams on system, database and application solution design.

• Review Capacity aspects of proposed solutions and planned changes.

• Assess pre/post production impacts of changes.

• Define and establish performance and capacity data collection requirements.

Hardware

AIX Server Hardware Models : Power 6, Power 5, IBM 9133-55A, IBM 9111-520, IBM 9131-52A, IBM

9117-570, IBM 9113-550

Operating System AIX 5.3/6.1

Projects Location: Bangalore

July 2004 to May 2006 IBM India Pvt Ltd

Client Name : IBM Internal Projects

Data Center : Bangalore

Position : UNIX Administrator.

Project 3: - Secure Perfect v6 Software application in IBM India

This product was introduced for deployment of Controlled access systems in IBM sites this offers

powerful, easy-to-use, IT friendly, integrated security management for growing businesses. Secure

Perfect is more than just access control and alarm monitoring; it is a complete security management

system. Seamlessly integrated in a single application, Secure Perfect uses Microsoft technology

standards that make it easy to implement, operate and support. Secure Perfect provides cost-effective

scalability to meet the needs of any size organization, from a small office to a multi-site enterprise; this is

a standalone application

Responsibilities:

•

• Supported and administered large, global and mission critical UNIX Servers in Production,

Application and Development environments which include Solaris 8, 9 & 10, AIX 4.x & 5.x and

Red Hat Linux.

• Hands on experience in deploying the code and installing the new features for quarterly release.

• Deploying Shell Scripts, Java Code, WAR and EAR files for middleware applications like Jboss,

Tomcat/Apache and Web Sphere for Quarterly release or fixes

• Hands on experience in resolving the Application file system related issues like file system

reaching the maximum threshold level like deleting, flushing or compressing core files or

Bouncing Applications.

• Hands one experience in bringing the application manually up if application.

• Effective use of tools like Connect direct, Sftp, winscp, scp for transferring data, files between

Down Stream and Up Stream Applications.

• Maintaining the existing applications on Linux, AIX and Windows Server.

• Effective use of Unix utility’s like grep,vi,find,kill,pill,ps,sed.

• Installed various service packs and fix packs for application servers JBOSS,We Sphere and Web

Logic.

• Involved in Many Outage issues and worked with different teams to provide and to get solution for

the outage.

• Effective usage of SQL and Informix database to generate data reports and alter the status of

Service requests.

• Effective use of remedy Change Management in order to perform the software, hardware

changes.

• Bouncing the Web Servers, Application and related services during emergency and Maintenance

Work User Maintenance.

• File system and Volume Manager Maintenance.

• Backup related issues.

• System shutdown/reboot.

• Patch installation.

• ML & Firmware Upgrdations.

• Security Settings

• APARS (Fixes).

• TSM client installation & Upgradations.

• SCM & SRM installation(Health checking tools)

• Performance & tuning activities.

• Installed AIX 5L on AIX workstation model.

• Daily/Weekly server maintenance activities.

• Migrated a server from AIX 5.2 to AIX 5.3 through NIM

• Involved in test LPAR built.

Trainings Attended

Year Title Location Organised by

2006 Undergone AIX Level-I Training Bangalore IBM

2008 Undergone AIX Level -II Training Bangalore IBM

2008 Undergone LPAR Configuration and Operations Bangalore IBM

2010 Undergone Infrastructure solution design Bangalore IBM

2012 Undergone AIX Level –III, Lpar, DLpar, VIO, HMC & NIM Bangalore TCS

Personal Details

Date of Birth : November 23, 1981

Sex : Male

Nationality : Indian

Marital Status : Married

Location : Boise, Idaho – 83704, USA.

Passport Details :

Passport Number : H2907683

Issued at place on date : Hyderabad, Issued on February 10, 2009.

Valid up to date : February 9, 2019.

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