OBJECTIVE:

To acquire a leading and challenging position in the software profession with an organization that helps in utilizing my extensive experience andbroad analytical design and problem - solving skills in the field of Information Technology.

SUMMARY:

• Experience in multiple disciplines like Information Technology support, Software development, Engineering, and Management.
• Over 19 years of strong IT experience in UNIX- AIX /Linux /Solaris administration.
• Extensive Experience in Systems Deployment, Hardware/Software configuration, Analysis, Troubleshooting & Performance Tuning of Operating Systems, Database Servers and user related issues.
• Extensive experience with the installation, deployment, support of application environments on various platforms.
• Hands on experience with RAID, NFS, DNS, AutoFS, SSH, HACMP,TCP/IP, kickstart, jumpstart, NIM, mksysb, LPAR,DLPAR, VLPAR, VIO, HMC, LVM, Microcode updatesRedhat Satellite, Veritas, VMware, ESX, configuring various SAN storage -EMC (DMX, Clarion and VMAX), IBM (Shark and XIV), HP (3PAR), FusionIO, Sun Disk suite, TSM,IBM HTTP,sendmail,GFS2, YUM, Security patches and compliance, Cobbler, Puppet, Samba and Performance tools and tuning.
• Extensive work on all major Hardware platforms including HP,IBM and Oracle/Sun
• Expertise in systems performance analysis, Disaster Recovery planning/testing and root cause analysis, project documentation, change management, project management and vendor management skills.
• Experience in Shell scripting (ksh) to automate tasks for day-to-day administrative purpose and for automation.
• Undergone AWS Solution Architect Training & Certified AWS Solutions Architect-Associate
• Track record of increasing responsibility over design and deployment of time-sensitive customer projects.
• Demonstrated capacity to implement stable and secure computing environments within the confines of the local infrastructureand corporate standards and baselines that includes audit and change management.
• Hands-on experience with all stages of system deployment including: requirements, design, architecture, testing, and support.
• Strong leadership and communication skills; able to delegate and manage work among the team members on high profile projects for demanding customers.
• Collaborate with Application Support Teams, DBAs, Network team, Firewall team, Facilities, Project Managers, Application Developers and other entities for new Projects and improving existing environment.
• Actively involved in implementation of Business Process Reengineering.

TECHNICAL SKILLS:

IBM RS6000 models P Series P: 575, P-590,P550, P4,P5,P6,(8248-L2B,8246-L2C)P7,( L A)P8

IBM Blade Servers, Xseries 7310: CR3,7042-C7 IBM 2105, IBM 3494 ATL. HP Proliant DL380G5/6/7, D580G7, Prolaint BL685c G5/6/7/,BL460G6,BL465cG7,BL465cGen8,DL380Gen9

Dell Poweredge: 2950,IBM X3250

Sun: E10000, 6500, 4500, E450, E250,T-1000/2000,T5220,sunV240

Operating systems: AIX 4.1.5/4.3.2/4.3.3/5.1.0/5.2/5./6.1/7.1 , Red Hat Enterprise Linux 3/4/5/6/7, Solaris 7/ 8/9/10

Application software's: Java 1.2, JDK, IBM HTTP v2.0/v6, Apache 1.3/2.0, TSM 5.3, TSM Sysback v5.6, HACMP 5.4HMC v5.1 /v6.3/7.3/7.7, SDD 1.6, Powerpath 4.5/5.1,VIOS 2.2, RedHat Satellite v5.4,5.6, Cobbler v2.8, Puppet Enterprise v2016.1.2 (puppet v4.4.2), Nagios4.2,openVPN (v2.4), Docker v1.12, Ansible 2.3

File System: ext3,ext4,XFS and GFS2,Veritas Filesystem, General Parallel File system (GPFS) IBM spectrum scale 4.2

Networks: TCP/IP, NFS, Automount, DHCP

Programming languages: Unix Korn shell scripts, perl scripts

Web Designing: Java 1.2, Servlets, Java Swing, Applets,JDBC, Java RMI, Java script, HTML, DHTML, Java Beans, C.G.I. & Perl.,PHP.

PROFESSIONAL EXPERIENCE:

Confidential, NY

Environment: RedHat Linux (v5/6/7),CentOS

Responsibilities:

• RedHat Satellite Server (v6.6):Administration and Periodic patching of RHEL 5/6/7 servers through satellite server.
• Automation of Linux Builds using VM templates, Kickstart, PXE and Cobbler (v2.8).
• Managing VM environment:
• Install/Upgrade ESX (v5.5,v6.0), vCenter (v6.0),vSphere Client (v6.0)
• Creating Datacenter, Cluster, Virtual Machine, performing vMotion,P2V
• VM Cloning, Managing Snapshots and creating Datastore.
• Creating Templates and deploying VM using templates, Migrating VM’s.
• Install/Upgrade VM tools, Update using VUM.
• Managing Linux Clustered environment: RHEL GFS2 and IBM General Parallel File system (GPFS) IBM Spectrum Scale 4.2.
• Configuring SAN, RAID configuration, NAS/NFS/ext4/XFS/Automount/Swapspace creation and management.
• Migration of RHEL5 to RHEL6 .
• Taking care of Security Vulnerabilities.
• Installing and configuring various applications and configuring kernel parameters and performance tuning for best performance.
• Network configuration, Configuring SAMBA, Configuring and Managing DNS server.
• Setting up Nagios (v4.2) for monitoring servers.
• Installing and Configuring openVPN.
• Korn shell scripting and writing procedures/documentation, created an internal website for server info. database, server configuration files, monitoring TSM backups using PHP and mariadb.
• Maintaining standard configuration and security standards using Puppet and Ansible.
• Deployment of Docker containers (v1.12) for development.
• Creating and configuring LPARS, DLPARS, VLPARS (virtualization), and allocating resources through HMC.
• Creating and managing VIOS v2.2, VIOS system backup/restore.
• Installing/upgrading/backing HMC, upgrading Firmware
• NIM server management
• Managing NIM server.
• Building AIX servers through NIM, configuring NIM client, performing Migration, alternate disk migration, Cloning systems and no-prompt installation through NIM
• Upgrading the AIX servers from v6.1 to v7.1
• Monitoring and taking care of AIX security issues, Upgrading AIX servers to the latest Technology level
• Configuring SAN disks, Creating and Managing Filesystems, LVM management.
• System and Device Firmware upgrade.
• Configuring Networks and creating ether channels.
• User management and troubleshooting problems.
• Configuring NFS and automount, writing Korn shell scripts for automation.
• Installing, configuring and working with various applications, Performance tuning.

Confidential, Hartford, CT

Sr.Technology Engineer

Environment: RedHat Linux

Responsibilities:

• Satellite server management (v5.6)
• Channel cloning and Child channel management, managing System Groups and Activation keys.
• Configuring Satellite clients.
• Taking Snapshots.
• Periodic patching of Rhel5/6/7 server through satellite server.
• Kickstart installation - Setting up a kickstart server and Creation of kickstart file and post-install scripts, building RHEL5 (v5.10)/RHEL6 (v6.8)/RHEL7 (v7.2)
• Automation of Firmware (system and device) install through the build scripts using SPP (HP Service Pack for ProLiant)
• Introduced RHEL7 in our environment.
• POC of Z linux (RHEL) - IBM Mainframe
• Cloud Integration: Successfully integrated our existing RHEL6 build with Cloud.
• Introduced RHEL6 in our env. and was responsible for the entire design and creation of the build scripts.
• VMware
• Install/Upgrade ESX (v5.5,v6.0), vCenter (v6.0),vSphere Client (v6.0)
• Creating Datacenter, Cluster, Virtual Machine, performing vMotion,P2V,V2V
• VM Cloning, Managing Snapshots and creating Datastore.
• Creating Templates and deploying VM using templates
• Install/Upgrade VM tools, Update using VUM.
• Setup/Manage a 2-node Red Hat cluster for our GFS2 environment.
• Worked on POC of General Parallel File system (GPFS) IBM Spectrum Scale 4.2 and implemented it
• Set up Cobbler (v2.6) for automation of builds.
• Puppet Enterprise v2016.1.2 (puppet v4.4.2)
• NAS/NFS/ext3/ext4/XFS Filesystem creation and management, setting automounts, LVM mirroring and management, creating swap space.
• Configuring SAN using multipath and EMC powerpath (v5.6)
• Tested out virtualization using KVM using RHEL6.5.
• Spearheaded the Migration Project by working with the application and database team
• Migrated AIX and Solaris to RHEL - Successfully migrated about 150 AIX servers and 200 Solaris servers to RHEL.
• Migrated RHEL5 to RHEL6 - Successfully migrated about 2000+ RHEL servers
• Setting up a BMR process using Avamar Backup and Restore and automating it and used it for Disaster Recovery process.
• Also helped in setting up Disaster Recovery servers at a different site using storage replication (SRDF) and successfully tested it.
• Designed and successfully implemented the process for frequent patching of RHEL servers, taking care of security vulnerabilities using RedHat satellite server
• Installing and configuring various applications and configuring kernel parameters and performance tuning for best performance.
• Performance tuning and monitoring. Familiar with BMC performance tools- Perceiver
• Configuring Network - bonding.
• Configuring Printers.
• Setting up Raid configurations, configuring Fusion IO disks, SAN (EMC-VMAX, HP-3PAR and IBM-XIV)
• Setting up Samba server and client configuration, HTTP server configuration and Printer configurations
• Migrating from one storage to another through SAN replication / RSYNC.
• User management and troubleshooting problems.
• Configuring SAMBA and DISK QUOTA.
• Korn shell scripting.
• Writing procedures/Documentations, training team mates and managing off-shore team
• Creating and configuring LPARS, DLPARS, VLPARS (virtualization), and allocating resources through HMC.
• Creating and managing VIOS v2.2, upgrading VIOS from v1.5 to v2.2.,VIOS system backup/restore.
• Installing/upgrading/backing HMC, upgrading Firmware
• NIM server management
• Setting up NIM server, upgrading to v6.1 and v7.1 from v5.3
• Building AIX servers using NIM and configuring it as per customer requirement
• Upgrading the AIX servers from v.5.3 to v6.1/v7.1
• Building AIX servers through NIM, configuring NIM client, performing Migration, alternate disk migration, Cloning systems and no-prompt installation through NIM.
• Migrating from one SAN storage to another
• Monitoring and taking care of AIX security issues, Upgrading AIX servers to the latest Technology level
• Configuring SAN disks using SDD,MPIO, EMC powerpath.
• Creating and Managing Filesystems, LVM management.
• System and Device Firmware upgrade.
• Configuring Networks and creating ether channels.
• Configuring NFS and automount, writing Korn shell scripts for automation.
• Set up a 2 node HACMP and maintaining it. Performing Failovers in HACMP environment.
• Managing and coordinating projects, changes, training team mates and managing off-shore resources.
• Trouble shooting problems
• User Management.
• Backups/Restore through sysback and mksysb
• Disaster recovery planning & testing.
• Monitoring servers through Tivoli Enterprise Console (TEC) and customer support.
• Creating and Managing users, Korn shell scripting, writing procedures.
• Installing, configuring and working with various applications
• Backups/Restore through TSM, configuring TSM clients and server, worked with 5 frame IBM 3494 ATL (automatic tape library) using 3590 tapes, defining schedules in TSM and monitoring backup jobs, troubleshooting backup issues
• Monitoring the error reports and taking necessary action promptly.
• Performance tuning and monitoring
• Environment: Solaris (v10)
• Installing new servers through Jumpstart and upgrading Firmware
• Creating and Managing Jumpstart server, WANBoot, JET
• Taking system backup using Flash archive
• Creating and Managing Filesystems, LVM Management, NFS/NAS configuration, creating swapspace, Veritas Volume Manager, Veritas Filesystems (v4), Veritas Storage Foundation (v5), Solaris Disk suite.
• Installing and configuring various applications
• Performing System and Device Firmware upgrades.
• Periodic patching of solaris servers using Solaris Patch Cluster.
• Creating Zones and Managing it.
• Creating and Managing ZFS.
• Managing Users and Troubleshooting issues, Networking, performance tuning
• Managing and Coordinating changes