OBJECTIVE:

To acquire a leading and challenging position in the software profession with an organization that helps in utilizing my extensive experience and broad 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, Splunk,VMware, ESX, configuring various SAN storage -EMC (DMX, Clarion and VMAX), Confidential (Shark and XIV), HP (3PAR), FusionIO, Sun Disk suite, TSM, Confidential 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, Confidential 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 & 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 infrastructure and 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:

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

Confidential Blade Servers, Xseries 7310: CR3,7042-C7

Confidential 2105, Confidential 3494 ATL.: HP Proliant DL380G5/6/7, D580G7, Prolaint BL685c G5/6/7/,BL460G6,BL465cG7,BL465cGen8,DL380Gen9

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

Operating systems: A IX 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, Confidential 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, 6.3.1,6.4.1, Cobbler v2.8, Puppet Enterprise v2016.1.2 (puppet v4.4.2), Nagios4.2,openVPN (v2.4), Docker v1.12, Ansible 2.3, Splunk 7.1.2

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

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, NYC, NY

Sr.System Engineer

Environment: RedHat Linux (v6/7),AIX

Responsibilities:

• RedHat Satellite Server (v 6.3.1/6.4.1 ): Administration and Periodic patching of RHEL 6/7 servers through satellite server - Analyzing security vulnerabilities and liasioning with security team
• Automation of Linux Builds using VM templates, Kickstart, cobbler,PXE
• Creating Datacenter, Cluster, Virtual Machine, performing vMotion,P2V
• VM Cloning, Managing Snapshots and creating Datastore.
• Creating /UpdatingTemplates and deploying VM using templates, Migrating VM’s.
• Install/Upgrade VM tools, Update using VUM.
• Managing Linux Clustered environment: RHEL GFS2
• Integrating the current environment with Cloud.
• Managing Vendors and team, vendor/offshore team and writing SOP’s, Incident management analysis, user support
• Installing and configuring various applications, configuring kernel parameters and performance tuning for best performance
• RHEL6 to RHEL7 migration.
• Ansible/Puppet for configuration management.
• Support Environment that includes Private cloud and Containers (Docker),Database, Middleware, ERP,Jenkins and other applications.
• Automation of tasks: Analyze frequent user requests and automating it- NAS exports/mounts, ulimits, deployments and sudo access
• Liaison with Security team - taking care of security vulnerabilities. Conversant with Tenable and Splunk. Security Compliance (Center of Internet Security bench mark) and Hardening.

Confidential, Poughkeepsie, NY

Consultant

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

Responsibilities:

• RedHat Satellite Server (v5.6):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,v6.5), vCenter (v6.0,v6.5),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 Confidential General Parallel File system (GPFS) Confidential 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) - Confidential Mainframe
• 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.
• 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) Confidential 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 Confidential -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, 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, 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 Confidential 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
• 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