VINAY KUMAR

Email:-actglr@r.postjobfree.com

Cell : - 813-***-****

Vinay is an IBM Certified Specialist, Sun Certified System Administrator and MCP and having more than 17 years of IT industry experience and strong expertise in applications, networking, security and support in areas of AIX, Solaris and Red Hat Linux System administration. His expertise lies in installing and supporting VMware, NIS, NFS, DNS, DHCP, APACHE, SMTP, FTP, SSH services on Sun Solaris 7/8, and AIX 7.0/6.1/5.3/5.2/5.1/4.x. He also has experience in installation/configuration of sun hardware and software, migrating systems to higher levels, configuring storage devices using Veritas Volume Manager 3.2/3.5/4.0 & Solstice Disksuite 4.2.1. Vinay also has experience working with SAN technologies using EMC Symmetrix, CLARiiON and Brocade Switches. He has extensively worked on SP and HACMP. Vinay has also worked on IBM Tivoli's TSM/ADSM Storage Management products. He has excellent communication skills.

TECHNICAL SKILLS:

Operating Systems: Red Hat Linux 6.0, AIX 4.x/5.1/5.2/5.3.6.1/7.0, Sun Solaris 5.7/5.5.8,SCO-Unix, VMware, Windows NT/XP/95/98/2k/ME, Novell Netware 2.11/ 4/3.12, Windows 95/98.

Tools: Awk, Sed, SAR, SMIT, SAM, Admintool, Perl, RSC, sudo, ssh,

Dsview, Avocent Console, HP Openview, BMC Patrol, Remedy

Packages: HACMP 4.3.1,Veritas Volume Manager 4.0,Solstice Disksuite/PPP, NIS+, NIS, DNS, NFS, TSM 4.2,MS Office, Star Office 5.2/6.0

Scripts: Korn Shell Scripting, Perl, Awk & Sed

Hardware Platforms:

HP x86 Blad Server Server Hardware -HP C7000,BL680c-G7,BL620c-G7 &G8

HP x86 Rack Mount Server Hardware- HP SL4540,ML350e-G7,DL980-G7

IBM's pSeries p590,p595,p570,p550,p690, HMC

IBM's Scalable Power Parallel System of Model 500 short frame with wide node.

IBM's RISC Based Server RS/6000 PCI and Classical Systems.

IBM’s HACMP on AIX with 7133 SSA Disks as shared resources.

IBM's RISC Based Server RS/6000 PCI and Classical Systems

IBM's ADSM software using 3570 Tape Library

IBM's Netfinity 5000, 3000 servers

Sun Servers: Sun Fire 4800, 3800, V480, 280R, V240, V120; Sun Enterprise E 4500, 3500, 450, 420R, 250, 220R; Sun Blade 2000, 1000, 100, 150; Sun Ultra 80, 60, 30, 10, 5, 2; Sun SPARC 20, 10, 5, 4, 2. E10K, 6800,Enterprise 3500

Sun StorEdges: A1000, D1000, A3500, A 5x00, T3.

Worked on Verities Volume Manager.

Spark Storage Array (SSA), D1000, A1000, A3500, A 5x00, T3.

EMC Symmetrix and CLARiiON

CERTIFICATION ATTAINED:

IBM Certified Specialist - pSeries Administration and support for AIX 5L V5.2 (Test 232)

Sun Solaris 8 Administration I & II

Microsoft Certified Professional

WORK EXPERIENCE:

05/21/05 to present

Unix Administrator, Citigroup Inc.

Working in pre-eminent financial services company, with some 200 million customer accounts in more than 100 countries. Other major brand names under Citigroup's trademark red umbrella include Citi Cards, CitiFinancial, CitiMortgage, CitiInsurance, Primerica, Diners Club, The Citigroup Private Bank, and CitiCapital. Citigroup have extremely large and latest network across the global.

Responsibility

AIX:

AIX 5x, 6Xand 7x installation, up gradation, migration and troubleshooting.

Building and Upgrading VIO server -2.X

Upgrading firmware of managed machines, devices and HMC.

Working experience of managing, troubleshooting IBM P5, P6 and P7 series hardware.

Extensive experience in micro Partitioning and (LPAR, DLPAR, LPM).

Experience of creating standard and Virtual I/O client LPAR using HMC

Knowledge and hand on experience on Advanced Power5 and Power6 Virtualization.

Partitioning and management Virtual I/O servers and clients.

Provide 24*7 supports for (SAP, Web Sphere, ERP, Oracle, Db2 ).

Expertise in creating and managing Dual Virtual I/O servers with SEA, MPIO LNK aggregation, LACP setup and NPIV Setup.

Configuration EMC and Hitachi SAN Storage, Disk Management (LVM).

Install, configure, manage, NIM server and installing clients using NIM recourses.

Experience of installing and upgrading HACMP and configuring cluster with different RG

Configuring and trouble shooting TCPIP network.

Switch/Storage Migration, storage allocation, IO performance tuning.

Monitor and manage the 24x7 operations to ensure highest stability, availability.

Coordinate with vendors, development, business partners and escalation support teams

Self-motivated team player, able to set priorities and manage to deadlines

Strong desire to learn and work with multiple applications, tools and technologies.

Good communication skills & well versed with group work.

Excellent analytical and troubleshooting skills; flexibility; ability to plan and organize, responsiveness and creativity

HMC configuration and implemented secure HMC.

Other Responsibility:

Deployed and maintained servers (Red Hat Linux) providing hosted Web service solutions in a high-environment. Responded to issue reports, diagnosing and resolving problems and ensuring the level of quality of the hosting environment.

Design and implement a monthly patching cycle for Red Hat of systems. Auto-process coredumps and panics. Validating and improving security practices.

Configured EMC, Hitachi and CLRiiON SAN disk power path

Performed an audit of existing systems, integrating legacy spreadsheets and semi-automatically collected data on hardware and software specifications into a centralized LDAP database

Data center Unix backup server build, configuration, maintain and support, using Veritas Netbackup

BMC and ICE performance monitoring.

Security module using TIscan and others in-house builds security tools.

Configuration of DNS, NIS and NFS in under Solaris Environment. Implementation and configuration of OpenSSH, for using sftp, scp & ssh.

Unix Administrator, HCL Comnet Ltd. 03/03/04 – 12/03/05

Project Handled: Deutsche Bank, Cummins Inc., AMD

HCL Comnet part of HCL Technologies is a leading global IT services, solutions and product engineering company. The company's mission is to leverage its technology partnerships on a global scale to deliver cost effective engineering solutions for the emerging network centric world. The company provides value-added, software engineering led IT solutions and services in the areas of e-commerce and Internet, as well as a gamut of enterprise management solutions to large and medium scale organizations, across the world.

Responsibilities:

Installation and Administration as per specification of Remote Infrastructure Management with include Project Transition.

Installation and configuration of Sun Solaris7/8/9. Administrating and Configuration of Veritas Volume Manager 4.0.

Implementation and configuration of Solstice disk Suite 4.1. RSC 2.2 implementation on SUNFire V480R & V880R.

Prepared shell scripts to automate Unix system administration tasks. Configured & administer Sendmail 8.7.6, 4.1.6 on all Unix Servers. User and group creation and administration of user accounts.

Configuration of DNS, NIS and NFS in under Solaris Environment. Implementation and configuration of OpenSSH, for using sftp, scp & ssh.

Also included is SSHD, which is the server side of the package and the other basic utilities such as add, ssh-agent, ssh-keygen and sftp-server. OpenSSH supports SSH protocol versions 1.3, 1.5 and 2.0.

Used Hitachi Storage for extending the file systems under Veritas Volume Manager.

System monitoring and applying relevant patches, Firmware on regular basis. Administrating and Managing Veritas Netback up. Administrating and Managing Jump Start Server for Upgradation and new installation. Implemented sudo for giving limited root privileges to some users.

Configured the hard disks with Mirror under SDS. Implemented C2 security. Making start-up and stop scripts for the various applications. Prepared documentation Unix Server & knowledge database. Working on Remedy Software.

Environment: Solaris 7/8/9, AIX 4.3.3,5.1,5.2, Veritas Volume Manager 3.5, Veritas Netbackup 4.5, SDS 4.1, HP Openview, ADSM 3.1, Tivoli TSM 5.1, Windows 2000,Bourne shell scripting, Hitachi Storage, Topaz, BMC Patrol, SF V100, V120, V240, V440, E220, E450, E3500, SF6800, E10K, RAID D1000, A1000, A3500, A 5x00, T3, Dsview, Avocent Console, RSC, Remedy, Service Desk, MRTG, BMC Patrol

Unix Administrator, DCM Data Systems Ltd. 06/00-03/03

Responsibilities:

Administration and Configure Sun Middle and High End Servers and Sun Desktops.

Administered NIS, NFS, AUTOMOUNT, DNS, SAMBA and DHCP. Provided hardware support for Sun Ultra-5, 10, 60, E220R, E250R, E420R, E450R, E3500R, Netra t 1000, SUN Fire V100, 110, 210, 240, 280R, 440R, 880R. 6800,3500

Administered Sendmail Server. Managed NIS Master & Slave Servers. Administrated of Veritas Netbackup 4.5 and Veritas Volume Manager 3.2.

Automounter / NFS parameters, NFS Performance monitoring and fine-tuning. Patch testing, releasing and administration. DNS Primary and Secondary Server administration

Kept the Jumpstart images up to date with the base line changes. Evaluated new OS release / application. Hardware monitoring and administration. Load monitoring and security monitoring of servers

Implemented Yaasp and Jassp. Check the baseline setup on all desktops and servers with template checker. Shell Scripting for automating tasks.

Environment: Solaris 6/7/8, AIX 4.3.3, SP, TSM 3.7, NIS, NFS, DNS, Veritas Volume Manager 3.5, Veritas Netback 3.0, V100, V120, V240, V440, V880, E220, E250, E450, E3500

Unix Administrator, Business Standard Limited 06/94-05/00

Responsibilities:

Installation and configuration of Sun Solaris7/8 and AIX 3.x. Creating volume groups, logical volumes and file systems under AIX. Implemented Verities Volume Manager 3.X on Solaris.

User and group creation and administration of user accounts. Configuration of DNS, NIS and NFS in the network using TCP/IP.

Creating and managing multiple printers and print queues and configuring network printers. Implementation and configuration of OpenSSH. Scheduling the back up processes for all the registered clients. Configured the hard disks with LVM and Mirror

Implement security auditing. Upgrading Firmware, Packages and Patches. Troubleshooting, Performance Tuning and Monitoring.

Making start-up and stop scripts for the various applications. Scripting using Korn shell for automating system administration activities

Installation of NFS5.0 and PCNFS-Pro. at the server and client end. Installation of Sco Open Server, Windows NT 3.X & 4X and Windows 95/98 operating system.

Configuration of Sco Open server and Windows NT 3.X&4.X. Installation of Ingress on Sco Open server.

Environment: Solaris 6/7/8, AIX 4.3.3, NIS, NFS, SAMBA, Veritas Volume Manager3.1, V100, V120, V240, V440, E220, E450

Sr. Support Engineer, Soniteck Computer Pvt Ltd. 08/93-01/94

Provided technical support on:

Support on Window, Unix, Netware Operating Systems 2.X.

Dot matrix printers.

IBM Compatible PCs and servers.

Troubleshooting the problems in heterogeneous IPX/IP networks

The installation and maintenance of all system software such as SCO UNIX 3.x, Novel Netware 2.x and 4.1

Extensive networking like UNIX, DOS, Windows for Work Group, Novell NetWare. This included installation and Configuration of both software and hardware. User Account Management, Resource Management, File System Management, Monitoring System performance, Operating System installations of UNIX from various vendors like SCO and Novel, MS.

Responsibilities:

Providing requested working environment to users. Adding / deleting users, Resource allocation to users. User account maintenance. Consumable allocation & accounting of users.

Resource management. Peripherals addition / deletion. Memory and space management. Device management. File System Management. Manpower management.

Installation of SCO 3.x. Upgrade from 2.x to 3.x. Device & Peripheral installations. Network installations.

Creation of users. Setting up the network using Serial line communication for the PC's. Fine tuning of the server on weekly basis. Monitoring the backup process daily. Documentation of the Entire project. End user training

Environment: Windows for workgroup, Windows NT 4.0, Novell Netware 3.2, Oracle 8, Win 95/98.

TRAINING ATTENDED:

TCP/IP and AIX Networking.

SP administration training by IBM.

Advanced AIX System Administration.

AIX V4 HACMP administration training by IBM.

Microsoft Windows 2000 by Microsoft.

Sun Solaris Training by TCS

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