Balaji Gudi

E-Mail : dmizvv@r.postjobfree.com

UNIX Systems Administrator

Mobile: 317-***-****

Summary

8+ years extensive Systems Administration, monitoring and troubleshooting experience on UNIX Systems.

Experience on Remedy, Infoman, Nagios, SiteScope and HP Open view Application.

Experience on HP open view product configurations.

Experience on Project planning and Estimation.

Experience on Team Management.

Good Experience on Tru-64 UNIX environment.

Experience with HP Service manager 7.0 Version

Experience with setting up user accounts procedures and process. user accounts in HP Server

Automation (HPSA)

Experience with OS Hardening (primarily On HP-UX)

Experience in implementation and configuration of HP Service Management Center (Service Desk 4.5) and Monitoring methodologies.

Good Working Experience with ITIL Process and procedures.

Experience on Incident Management, problem management, change Mgt and follow the SLA.

Good working experience on self-service packaging (SSP) tool.

Experience on Tivoli Storage Management.

Managed Latest fixes and updates using SUN Connection Update Manager

Performed Solaris upgradation activities

Experience on H-UX clustering (MC Service Guard)

Working knowledge on XML design.

Experience on HP-UX Authentications (IDMI, Rlogin, SSH etc).

Extensive Experience on Deployment and Administration of System and Application servers.

Performance tuning, Securing, Auditing and monitoring of Systems and its applications.

Implementation & management of iPlanet Web Servers, Web Connector plug-in to communicate to Application Servers and Load Balancing of web Servers

Experience in VERITAS Volume Manager and Veritas clustering.

Experience on Sun clustering and Solaris Volume Manager.

Experience on Change Management.

Experience on Data Center Consolidation (Data center Migration)

Expertise in co-ordination between teams working in different groups (Network team, System admin team, Database team).

Administration experience on HP-UX 11.31, 11.23 and 11.11 and 11i versions, Red Hat Linux. And AIX 5L, 5.x. And 6.1 P-Series.

Installation and configuration of Sun Solaris 10,8 and 9 on, SunfireV880 /V480/V240, Sun Blade X6220, E3000/4500, Sun Fire 6800/4800/3800, Sun Blade,T1000,M4000 and M5000 servers.

Problem diagnosing and troubleshooting of HP 9000 Servers

Experience on migrating HP-UX servers from PA RISC to Itanium.

Disks and LVM management (Including mirroring, PV links and PVG Strict mirroring).

Provide Incident Management, Problem Management, and Operations Management.

Customer Engineer/Tech Support (Internal and External)

SAP/Basis support, assisted application teams with UNIX issues as necessary, built SAP servers.

Coordination with SAP Teams to implement SAP in HP-UX operating System.

Designing OS Architecture for SAP implementation on HP-UX.

Implementing RAID (0, 1, 5, 1+0 and 0+1).

Experience with Implementation of Unix Security (Access levels, login protection, Security Standards Etc.)

Hardware/Software Installation, Troubleshooting and Testing.

Created Zoning,Virtual disks, Disk groups in the SAN environment

Experience on installing BMC Patrol on Unix Servers.

Experience with Service Manager internal components

Experience on Red Hat Linux 3, 4, 5 and Suse Linux (Installation, User creation on Linux servers, Housekeeping, patch management, server operations and LVM in Linux Environment)

Monitored network performance using snoop, netstat, traceroute and tuned network parameters

Planned and designed the entire project from Software to Hardware

Experience on Backups using Control-M Tool.

Domain Experience on Banking, Telecom and Retail market.

Education

Master of Computer Applications (MCA)

Certification

HP-UX Certified IT Professional

SUN Certified IT Professional

ITIL Certified Consultant

Skills

Operating Systems HP-UX 11.11.11.0.10.20, 11.23, Sun Solaris 10, 9 and 8, Windows 2000, Windows XP, 98, 95, AIX (P Series, E-Server, RS-6000), Red Hat Linux 3, 4 & 5, SUSE Linux 9.

RDBMS/ Databases Oracle 8i, 9i.

Web/Application Servers Apache, iplanet Messaging Server, Postfix, Send mail

SAN (Storage) Sun Disk Arrays 5200, 3500 and D1000, NAS, EMC Storage

Software C, C++

Protocols TCP/IP, NIS, NFS, DNS

Tools/Others VMware, Samba, NIS, NFS, TCP/IP, Veritas Backup, Volume Manager, LVM, MCSG (MC Service Guard).

Professional Experience

HAAS TCM, Austin, TX. April 2012 – Present

Role: UNIX Administrator & DB Migration Lead for UNIX systems.

Here I am playing key roll to manage all Unix/Linux systems along with Linux VM environment. Working as sr. Systems engineer for UNIX environment, Datacenter Support and acting as systems Lead for DB and Application migrations from infrastructure Team.

Responsibilities:

Manage In-house Solaris and Linux Servers

Supporting all production issues in Linux/Unix Environment

Primary responsible for new servers build and implementation of Solaris and Linux.

Security Implementation for Unix Systems and users

Support various webservers running on Linux Operating systems.

Configure tomcat, apache In Linux VM’s

Manage Linux Servers using Linux ESX Servers.

Configure Apache ACL’s for External customer access to Haas sites for their business needs.

Configure and support Subversion (SVN) and CVS for application teams and dev teams for their needs.

Configure and support Sun server’s M5000, T1000 and Sun Fire V880.

Built New M5000 servers for DB Migration and DR.

Managing Disks in Solaris using SVM (Solaris Volume Manager)

Implement DR Strategies and build environment for DR site.

Implement Technical document procedures and Build Operational Run-books

Planning for New projects and upgrades in HAAS environment

Establish Customer Site IT environment to interact external customers with HAAS.

Support various locations of IT needs for HAAS overall world. (EMEA,ASIA and AMERICAS)

Implemented and build new M5000 servers for DB Migration and DR site.

Documented Server Build Procedures for Sun M5000 Enterprise servers.

Building Web Servers in Linux Environment and document the entire Build process.

Adding printers in Linux Web Servers for various HUBS for HASS needs using CUPS.

Support DBA’s to full fill their needs in Solaris and Linux Operating systems.

Design File Systems layouts for DB needs in Solaris operating systems.

Supporting and managing zones in Solaris environment (Creating, deleting, resource allocation etc.)

Work with dev. teams to implement FTP file access and implement automated scripts for HAAS customers Inbound and Outbound files.

Support Connect Direct S/W for secure file transfers.

Working with GPG keys for files encryption and decryption between HAAS and customers.

Apache/Tomcat configurations and support for Java Applications.

Build new webservers and application support in Unix Environment.

Support and administer Citrix netscaler for SSL’s and Load balancer activities.

Day-Day in-house production support in UNIX environment and 24/7 on-call rotation.

Verizon Data Services & FTR, Tampa. FL Oct 2009 – March 2012

Role: UNIX Administrator

Responsibilities:

Performed system administration of UNIX servers by using Operating Systems of Solaris 2.7/8/9/10, HP-UX 11.23, 11.32 and AIX 5L, 5.x. And 6.1 P-Series.

Managing SUN Solaris, HP-UX, Compaq and Linux workstations and servers.

Installation of patches and other software packages

Creating Lpars On AIX systems using SIM tool

Support little Windows servers for Active Directory issues.

Disk and File system management through Solstice Disk Suite on Solaris and other logical volume manager for other flavor of UNIX.

Build Unix Scripts (Shell and Perl) to automates production Tasks.

Configuration of Hardware and Software RAID on Digital & Sun Servers

Installation of Oracle Patches and Troubleshooting, Creating and modifying application related objects, Creating Profiles, Users, Roles and maintaining system security.

Configuration and maintenance of NIS, NFS, DHCP and DNS Servers on Solaris.

Administrative tasks such as System Startup/shutdown, Backup strategy, Printing, Documentation, User Management, Security, Network management, dumb terminals and devices carried out.

Installation and configuration of Oracle 7.x/8.x.

Implemented Security policies on Unix Environment.

S/W deployments on regular basis

Building Task plans for all Production Code drops in Solaris Environment.

Day-Day application support on production.

On call pager support 24/7 environment.

Complete ownership of non-prod servers and maintenance and implementations.

Work with Off Shore Team to troubleshoot Dev issues on production environment.

Attend weekly status calls and discuss about resolved issues and ongoing issues.

Closely working with DB team to manage DB issues on OS level and trouble shoot FS space issues.

Maintenance and management of Sun-one directory servers.

Maintenance of Broad soft Patching on Solaris and installation.

Working with Engineering Team to build New Linux Servers.

Maintenance of various versions of Linux Servers (RHEL 4.6,5.3,5.6)

Performed the administration of the Domain Name Server and configuration of the Database Files.

Troubleshooting Backup and Restore problems and performed Day-to-Day trouble shooting for the end users on Solaris based applications.

Performed OS upgrades and Patch loading as and when required.

Backing up and restoring files across the network

Responsible for Installation of various software components on several servers.

Installed and Configured Send mail Utility on Sun UNIX Servers.

Administering NFS Mounts.

Troubleshooting Backup and Restore problems.

Environment: Sun Solaris7/8, RHEL 5.34.4.6, SunFire 4500/V880 480/E420R/E450/E250, IBM, Sun StorEdge L280, Sun StorEdge A1000, A5000, JBODs Compaq servers, Solstice Disk Suite, Oracle 7.x/8.x,Sun-One Directory, Active Directory (Windows 2003), and VMware.

SONY LATIN AMERICA – Miami, FL March 08 – August 09.

Project : Server Migration and UNIX Security.

Role : Sr. UNIX System Admin

Environment: HP-UX 11.11 11.23, Solaris 10, 9 & 8, AIX P series, HP-9000 and HP-L class and HP RP series servers, Remedy. 3Si (Web Based ticketing tool), SAP ECC 6.0, SAP PI 7.0, Connect Direct, Nagios, Tru-64,Site Scope,HP System Insight Manager (SIM), and HP Service Manager.

Responsibilities:

• Designed and implemented migration strategy for all HP Unix Servers located in NYDC

• Migrated Servers from TDATA datacenter to NYDC Datacenter.

• Working with various teams during Server consolidation and Migration.

• To follow ITIL standards and procedures.

• Working with system performance tools like Glance.

• Migrated and upgraded all the PA RISC midrange servers to ITANIUM

• Implemented SFTP and FTPS on all HP UNIX Servers as part of UNIX security project.

• Disabled Telnet to restrict access levels as per security standards.

• UNIX Security Implementation on HP-UX 11.22 and 11.23.

• Servers Auditing and follow standards organization procedures

• Designed and upgraded all operating system versions from HP Unix 11.11 to 11.23

• Primary ownership of more than 150 Sun and HP-UX servers.

• Networking management on H-UX servers & AIX. (Network 500, L-class servers, P-Series).

• Responsible for production support of SAP applications in creating interface folder structures for SAP PI Module.

• Responsible for SAP required Configurations from OS Level.

• Responsible for all printer related issues & troubleshooting.

• Responsible for creating jailed user accounts for FTP and SFTP access.

• Coordination of all application issues with various application teams for providing complete uptime solution for mission critical applications.

• Designed and implemented project proposals and RFP for various server migrations including the operating system, applications and database

• Automated various regular monitoring jobs using scripts and third party tools for job automation.

• Data center coordination and consolidation of servers and also acted as technical liaison for all applications and data center operations.

• Supported and Upgraded Connect Direct application from 3.7 to 4.0

• Weekly & periodically changes implementation (Patching, Upgrading, Reboot development servers on request of client).

• VERITAS Volume Manager and VERITAS File System troubleshooting and Administration

• Testing and implementing DRP once in a three months.

• Coordinating with Application & Storage Team for Application Issues.

• Backup Management --- Tivoli Storage Manager.

• Server health Monitoring and Alerting.

• Coordinating with Hardware Vendors for hardware issues.

• Upgraded oracle 8i to 9i database servers using export/import method and using Oracle upgrade utility in Sun Cluster environment.

• Performance / Capacity Planning.

• Patch Management

• Providing On call and Remote Support for 24/7.

IBM Global Services, Bangalore, India. May 07 – Mar 08

Project : Westpac Server Operations

Role : UNIX System Admin

Environment: HP-UX 11.31, 11.23, 11.11, AIX sun v210, v220, v240, Sun Blade 8000, RoHS: YL (A81), Sun Blade T6300 Server Module, RoHS: YL (A94). Sun Blade X6220 Server Module, RoHS: YL (A92), Sun Blade X8400, AIX (P Series, E-Server, RS-6000), Omni backup, Tivoli storage Management.HP Open View.Infoman Monitoring tool.

IBM Scope in Westpac was providing L2 & L3 support to 200+ Sun, 200+ Aix, 200+ Hp UNIX in each Account.

Responsibilities:

• Primary owner ship of more than 100+ Westpac HP-UX servers.

• Secondary owner ship of Aix and SUN Servers.

• Providing On-call and Remote Support for 24/7.

• Testing and implementing DRP once in a three months.

• Coordinating with Application & Storage Team for Application Issues.

• Backup Management --- Tivoli Storage Manager.

• Server health Monitoring and Alerting.

• Build Scripts to automate daily tasks as per requirement.

• Coordinating with IBM Customer Engineer for hardware replacement.

• Performance / Capacity Planning.

• E-Trust is being used as the Server Monitoring Tool in the project.

• Managing disk storage with Veritas Volume Manager and Solaris Volume Manager with Veritas File System (VxFS).

• Tuning the kernel parameters based on the application/database requirements.

• Setup, maintain and management of user accounts and groups according to the security needs and adding the packages and patches when needed.

• Provided support for critical escalations related to Midrange Servers, High End Servers and High Availability products like Sun Cluster 3.0/3.1.

• Installation and configuration of Linux on client workstations, Configured LVM managed disks and file systems including mirroring, RAID configuration.

• Upgrading Storage systems according to client requirements and implementing high availability standards like RAID implementations.

• Scheduling backups and analyzing failed backups to maintain automated backups.

• Patch Management --- & APAR installation.

• Deploying script for any alert.

• Updating and Closing the tickets in Infoman as per the SLA Norms.

• File System Management.

Hewlett-Packard Global Center, Malaysia May 05 – Apr 07

Project : GDAMS, SINGTEL, KONE, AGILENT (Singapore and North America Support).

Role : Technical Consultant

Environment: (AIX P Series, E-Server), HP-UX 11.23, SunfireV880 /V480/V240, Sun E3000/4500, Sun Fire 6800. HP-UX 11.11 and Solaris 10, 9, 10, BLT and HP Open View, HP-Service Desk, HPSA, Informix, Ticket Monitoring Tools.

Responsibilities:

• Provides server support for approximately 1600+ HP-UX servers and SUN servers’ world wide.

• Role is to provide Level 2 reactive and proactive support for GDAMS, SINGTEL, KONE, AGILENT servers that support the HP account.

• Provide Incident Management, Problem Management, and Operations Management which includes patching, monitoring, deploying and maintaining all HP-UX and SUN servers.

• Administration experience on HP-UX 10.x and 11.x versions.

• HP-UX OS installation and configuration on HP 9000 servers.

• Problem diagnosing and troubleshooting of HP 9000 Servers.

• Migrating Service Desk using HP migration tools (Insight Manager) from one 4.5 to 4.6.

• Configuration of NIS / NFS for large networks.

• User account management using HP Server Automation (HPSA)

• Disks and LVM management (Including mirroring, PV links and PVG Strict mirroring).

• Closely working with Apps’ system owners for all approvals for production servers maintenance.

• As defined SLA patching of production servers once in 3 months (As per HP standards and procedures)

• User management.

• Kernel tuning and rebuilding.

• Software installation and management.

• Memory and Swap Management.

• Printer installation and trouble shooting.

• Ignite-UX installation and Recovery.

• HP-UX Migration from 11.11 to 11.23 and PA Risc to titanium Architecture.

• Security Implementations on HP-UX titanium servers (Converting systems to trustedmove)

• Experience on Converting LVM to VXFS

• Timely Update and maintain all installed software and maintain all hardware.

• Perform routine troubleshooting tasks such as:

• Working with North America onshore team to resolve H/W issues onsite.

• Closely work with Apps teams to coordinate Production and Non-prod Code drops.

o Start/Stop WL and Unix procedures on Production Servers

o Escalate production issues to Tier 3 or vendor when required.

British Telecom – Milton Keins, UK Dec 04 – Apr 05

Project : RBS – MODEL AND INTEGRATION

Role : MIS & E2E Integrator (End to End)

Environment: Sun Solaris 8 and 9. (Sunfire v210, E250, Sun Nethra).

Responsibilities:

Environment: Solaris 8, SUN E250, E450, SUN FIRE V220, V240, V280.

• Experience on Build and Release engineering.

• MIS Integration.

• Build the Task Plans for all S/W deployment and Pkg installations on Solaris.

• Closely working with App’s teams to support their Prod Environment.

• Build and maintenance of new servers with Solaris and Linux.

• Deployment of Build Release.

• Backout of Release.

• Day-Day Troubleshooting on Unix Environment

• 24/7 On-Call Support

• Working with Off-shore team to coordinate for S/W deployments.

• Experience on Big Brother.

• Uninstall of prior releases.

• Final deployment from STAR TEAM.

• Functionality and Code Testing (When the developers required).

• Model Building (Hardware Setup & Network Management).

• Integration on Web logic Servers.

Igen Global solutions, Bangalore (India) Mar 03 – Nov 04

Project : Quanta’s, Telstra

Role : L1 UNIX System Admin

Responsibilities:

• Technical Support to UNIX Users.

• Installed HP-UX and Solaris Operating Systems and Administration.

• Back up and Restoration using flavor specific commands in Solaris and HP-UX.

• Administration of User and Group accounts.

• Checking of the File System and User Disk Quotas.

• Analyzing the problems from the log files for any system problems.

• Configuring SCSI Tape drives and Disk arrays.

• Provide NFS sharing for the authorized clients in NFS server.

• Administer the NIS master and slave servers to achieve the centralized user management.

• Patch management on Solaris 7, 8, 9 and HP-UX 11.11.Linux, AIX.

• Installed and administered VERITAS Volume Manager on Solaris platform & HP-UX.

• Implementing RAID (0, 1, 5, 1+0 and 0+1).

• Performance monitoring and Troubleshooting.

• Other day-to-day activities.

References:

Industrial and Academic references will be provided on request.

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