Management Manager
Resume:
Suresh P
******.*****@*****.***
Summary
Over 7 Years Experience in AIX, Linux, Windows and EMC - Storage Administration. IBM - AIX 5.2, 5.3, AIX 6.1 and AIX 7.1 with VIO, HACMP (Power HA), LPAR, DLPAR technical skills.
Installing, configuring and administering AIX V 5.3, 6.1 and AIX 7.1 on mid & high range P550, P595, P6–570&P7- 770 series servers on multiple environments involved.
Creating LPARS for AIX– P5, P6 & P7 hardware managing the LPARS with Power VM.
Performed the AIX migration from AIX 5.3 to 6.1 and 6.1 to 7.1
Setup and configuring dual VIOs with virtual Ethernet.
Hardware knowledge on IBM P770, P590 Frames and PUREFLEX Systems.
Experienced with implementing AIX, and VIOS on IBM PUREFLEX Power Nodes utilizing the FSM.
Moving resources from one LPAR to another LPAR dynamically installing the AIX Operating System on the LPAR &Assigning resources to LPARS according to the client requirement.
Supported in UNIX Dept. on a 50 + TB transition from IBM SVC based DS4800/DS3400 SAN to an IBM XIV SAN environment.
Experience configuring and supporting IBM clustering products POWERHA (formerly HCMP) and GPFS
Creating the VIO (V2.2) Server Partition with installation.
Created the new LPAR’s through NPIV.
Experienced in Migration the existing servers from VSCSI to NPIV.
Experienced in configuration & maintaining proxy server’s installation, configuration management and troubleshooting.
Experience in Migrating the Windows Server 2003 Active Directory to Windows Server 2008 Active Directory with minimal downtime.
Configuration and management of Power HA with two nodes clusters.
Performing the capacity planning for upcoming applications
Performed the Power HA Migration & Worked on Power HA 5.2 and 6.1.
Implementation and support of VMware SRM.
Increasing file system through C-SPOC, adding disk to shared VG through C-SPOC
Configuration & Administration of HACMP Cluster.
Experience in several SAN hardware, including IBM XIV, DS8000,EMC VMAX and NETAPP storage devices.
Performing the fail over & fall back test of Resource groups and service IP on client requests and troubleshooting the fail over and fall back failures.
Troubleshooting login issue after failover and Resolving user issues related to logins on HACMP nodes.
Implemented and involved as a key role for Disaster recovery on hosted applications.
Monitoring system by erupt and troubleshoot system problems.
Possess In-depth knowledge of physical and virtual DR
Designed and implemented DR solution for different requirement
Monitoring cluster related log files and troubleshooting cluster problems.
Creation of new file system and increasing the size of file system through C-SPOC.
Moving RG without disturbing the cluster from one node to another through C- SPOC.
Creating New resource group to existing cluster set up and new file system for existing resource group.
Configured backup/archive policies using VERITAS Net Backup utility, and MKSYSB images of root volume group to meet data archiving requirements, and disaster recovery readiness.
Checking the Performing, synchronizing of cluster on weekly basis.
Experienced in Implementation of NETAPP on AIX environment.
Installing and configuring of NIM master server and clients
Creating lpp source and spot for client on NIM server, Installing OS on NIM clients using NIM server.
Managing and maintaining Linux running servers in same environment.
Good knowledge of installing/managing AIX, VIO, LPAR, HACMP, GPFS.
Extensively used IBM HMC-V7.X and V6.X and Blade Center HAMM and IVM to perform all virtualization/ POWERVM tasks like creating VIOS and LPARs, CPU, Memory, virtual adapter allocation/creation, Micro partitioning, VLAN Tagging and NPIV.
Creating and removing the Volume Group, Logical volume, File systems (LVM).
Taking backup using MKSYSB.
Performing alternate disk installations and reduce down time while performing installations or TL/ML up gradations.
Configure NFS server and client server to work on NFS issues if any and NIM management.
Management of network solution such as TCP/IP, NFS and DNS.
Configuring and viewing the devices, Creating and removing volume groups, physical volumes, logical volumes.
Increasing and reducing the sizes of logical volumes, physical volumes and volume groups.
System and restoring data in the event of Disk failure.
Managing the file system which includes creating, mounting, removing, increasing and decreasing the file systems.
Handling paging space issues like creating new paging spaces, changing attributes, page space & managing default paging space (hd6).
Familiar with SMITTY, Mirroring, Paging space management, creation of CRON jobs and User Account management and password reset.
Backing up the system using MKSYSB, backing up user information, restoring information form.
Troubleshoot performance issue from Storage side Array Migration using Open Replicator(OR) and SRDF
Execution of any upcoming provisioning and decommissioning activities on emergency situation.
Involved in UNIX/LINUX System and Network administration in Sun Solaris (9/10), Linux (REDHAT5/6) servers running different Database and Middleware Applications.
Storage Provisioning, Volume and File System Management using LVM, VERITAS Volume Manager and VERITAS File System (VERITAS Storage Foundation), Configuring ZFS File System.
Maintained 15 VMware ESX server connected with two EMC VNX SAN box and managed of two Cisco MDS switch using Fabric &Device management tool.
Supported Clustering solutions for High Availability using tools such as VERITAS Cluster Server (VCS).
Written Shell scripts to create users on multiple servers.
Experience in writing Shell scripts using bash, Perl, for process automation of databases, applications, backup and scheduling.
Configuring and maintaining virtual server environment using VMWARE ESX.
Installation and Configuration of Sun Enterprise Servers, HP and IBM Blade Servers (C6000 & C7000), HP Itanium, Configured Enterprise UNIX/LINUX systems in heterogeneous environment (Linux, Solaris) with SAN/NAS infrastructure across multiple sites on mission business critical systems.
Setup, Implementation, Configuration, documentation of Backup/Restore solutions for Disaster/Business Recovery of clients using VERITAS NetBackup on UNIX and LINUX platform.
Performed quarterly patching of Linux servers on regular schedule.
Good knowledge of RAID groups and setting up NFS, CIFS and I SCSI protocols in SAN/NAS environment on REDHAT LINUX.
Administration/Maintenance of Source Control Management Systems such as GIT and Sub Version (SVN).
Involved and set up migration for UNIX/Linux server and SAN storage between data centers and also application migration and testing. This included SAN/Application migration and testing various functionalities of key applications.
Proficient with Windows Server 2003, 2008 & 2012
Working with technical teams along with customer to provide the RCA for severity issues.
Worked on security non-compliances to issues meet compliance.
Supporting on 24/7 on call support.
Preparing the documentation for severity issues and architecture for AIX/Linux.
EDUCATION:
Degree: Bachelor of Technology from JNTU, Hyderabad INDIA.
TECHNICAL SKILLS:
Operating Systems
IBM AIX (4.3, 5.1, 5.2, 5.3, 6.1), Linux (Red Hat 5.x 6.x, SUSE), Sun Solaris 2.5/2.6/7.0/8.0,9,HP-UX 1i windows3/00/NT4.0.
Hardware
IBM RS/6000, IBM p-Series, IBM blade servers (HS20,HS21,HS40)V80 V800 andV3800,Compaqservers, Sun Microsystems SPARC&ULTRA servers/workstations (U5, U10, U20, E450,E3500,E6000,E10K), IBM PCs, SCSI and IDE architectures, backup DLT tape drives.
Application Servers/ Web Servers
Web Sphere Application Server 3.5/4.0/5.0, WebLogic4.x/6.x, Netscape Application Server2.1, JBOSS, HTTP Server1.3/1.2, I Planet Web Server 5.1/6.0, Netscape Enterprise Server, IIS 4.0/5.0, MQ Series, Apache.
Networking
TCP/IP, DNS, SSH, DHCP, Cisco Routers/Switches, and LAN, WAN.
Programming Languages
JavaScript, HTML, JAVA, C, C++, VB, Python, Perl and Shell programming.
Databases
Oracle 8i/9i, DB2, MS SQL SERVER 7.0/2000, Sybase.
Tools
HACMP, VERITAS Volume Manager, VERITAS Net backup, VERITAS File System. Web/App Servers IBM Web Sphere 3.5/4.0/5.0.
Professional Experience:
Client: North Western Mutual, Milwaukee, WI. OCT 2014 to Present Role: Aix/Linux System Administrator.
Responsible for installation, configuration, upgrade, troubleshooting and maintenance of RHEL 5/6, AIX 5.3/6.1/7.1, VIOS on P Series systems OS Security Patches and Additional Setup and configured TCP/IP network on LINUX and AIX.
Daily support and monitoring on Linux servers for different application groups.
AIX and VIO Server administration of p-series p770, p590, 570, 550 Servers.
Designing and configuring of large AIX systems (p7, p6), Building Power VM Servers LPRAS, VIO Client LPARS installed VIOS 2.3, AIX 7.1/6.1 and RHEL 5.4
Host based Migration, Performed Disk mirroring, backup and restore for better data availability and Disaster Recovery.
Implementation of disaster recovery design utilizing VMware SRM and EMC Recover Point.
Administered the UNIX System for clustered AIX Servers running HACMP and dynamic LPARs with fiber attached SAN storage.
Primary duties include design, build and management of all AIX/VIO LPARs, utilizing NIM, with FSM & CMM for physical hardware management (PUREFLEX).
Provide AIX server support for Customer Account using HMC and PUREFLEX Blade systems.
Responsible for daily tasks on multiple Epic servers such as user and printer administration.
Performed IBM XIV Storage administration to the customer using XIV GUI.
Managing LVM via XIV storage management. Adding/reducing/creating/replication of LUNS.
Configuring and managing VCS (VERITAS CLUSTER SERVER) on AIX servers.
Backup the VIO Servers to the NIM and Upgrade 20 Virtual I/O (VIOS) from (1.3.x -1.5.2.1) and IBM EMC SAN (Symmetric and Clarion) ODM (5.3.0.0 - 5.3.0.1) and
Powerpath (4.5.3-b011 - 5.1.1) in dual LPAR Environment on p670, p650, p595 and p590 and SUN SPARC machines.
Installed and Configured the GPFS and Power HA clusters.
Worked as Level 2 AIX support technician in IBM'S eBusiness group in IGS (IBM Global Services).Responsible for keeping network, web, and e- commerce Services available and operating at established service levels for IBM content-hosted customers.
Administered the UNIX System for clustered AIX Servers running HACMP and DLPAR’s with fiber attached SAN storage.
Installing and Configuring MPIO in dual VIO environment for providing continuous availability of storage to the LPAR’s.
Configuring SEA failover in dual VIO environment for providing continuous availability communication to the LPAR’s.
Applying security patches to VIO servers without impacting to VIO client.
Respond to customer / business partner inquiries and develop solutions to meet their needs.
Created additional Vhost adapters on VIO servers to distribute limited LUNs through each adapter to improve data input/output rate.
Worked on EMC DMX -4, DMX -3, and VMAX.
Planning and verifying unused LUNs in both development and production environment to restore space efficiency for customers.
I was responsible for building five p770 frames (each of 4 CEC), installing VIOS, creating LPAR profile, performing all the PowerVM operations, Installing OS, building NIM server, Security remediation and OS hardening, upgrading HMC, system firmware and VIOS.
I was responsible for maintaining healthy work relation with different third party vendors involved into compliance/audit activities. This includes maintaining best industry standards in security and patches facilitate the POC necessary to evaluate security tools and provide inputs in decision making.
Worked on HMC for creating profiles and partitions.
Extensively Worked on NPIV for port virtualization, Worked on VIOS and NPIV client Storage migration.
VMware virtualization tasks including creating and updating virtual server templates for Windows 2012 Server and Windows 2008 Server, virtual machine migrations
Assisted in Installation of different e-commerce packages.
Performed Firmware upgrade on 9117-MMB systems through IBM network and USB/DVDs.
Performed HMC version upgrades.
Creating Logical Partitions of VIO Servers and VIO Clients on P Series frame and assigning processor, memory and Ethernet adapters to VIOS and assigning memory and processor to VIOC (LPARS).
Performance tuning and monitoring on POWERHA clusters along with Critic team to resolve performance issues.
Planning and implementation of NIS with master, slave and client configuration in both development and production environments.
Installing, configuring and maintaining DB2 Application Server.
Blade server’s virtualization - manages, build and configure the VIOS and LPAR’s on Blade servers and p-series. Creation and installation of new VIOS and LPAR’s using HMC.
NetApp Filers setup and configuration to build NFS infrastructure.
Restoring the MKSYSB (operating system) from NIM server (Network boot).
Micro partitioning, PowerVM, VLAN tagging, NPIV and other virtualized operations of Power Series systems.
Performing Failovers in HACMP / cluster environment, monitoring servers with VERITAS Cluster Manager, VCS (VERITAS Clustering Suite).
Automate and schedule batch jobs using CRON.
Renaming Logical volumes, JFS log, VG names, assigning new major numbers, VARYOFF VG, export VG and import VG with new major numbers.
Worked on troubleshooting DB2 and SAP applications using logs, traces.
Coordinated with Application developers to solve the DB2 and SAP related problems.
Worked on DR exercises successfully every 6 months with all the prior planning and coordination with other teams.
Assisted in moving LPARS from p770 to p570 through LPM.
Worked along with Backup and recovery team for Flash Copy project.
Installed additional HBA adapter on both development and production servers.
Disabled/ Enabled HACMP monitoring during weekend maintenance work and troubleshooting including failover and fallback.
Adding new LUNs and NFS file systems on the running production POWERHA (HACMP) nodes.
Troubleshoot failed resource group in POWERHA.
Implementing web server through Mozilla Firefox installation on a Linux server.
Daily roles included dealing with LVM extensively. Strong hold of LVM.
Providing 24X7 On-call Production and Customer Support including trouble shooting problems related to IBM AIX P Series servers and POWERHA (HACMP).
Environment: IBM P-series 770, 750, 595, 570,550 and RS 6000, VIO, VMware, HACMP, SAN, SAP, SVC, LPAR.
Client: QSSI, Columbia MD Jan 2014 – Sept 2014
Role : AIX/UNIX/LINUX Systems Administrator.
Roles & Responsibilities:
Installing, configuring and administering AIX V 6.1 and AIX 7.1 on Midrange P550q/570 and P7-770 high end series servers.
Installing, upgrading and administering the (RHEL 4.x, 5.x, 6.x) server.
Installing Red Hat Cluster Suite.
Upgraded REDHAT Linux Servers using KICKSTART based network installation.
Creating LPARS for AIX– P6 and P7 hardware.
Manage all AIX System Admin tasks, create and manage new virtual servers on Pure Flex systems.
Managing the LPARS with Power VM.
HACMP Cluster Configuration, Setting up new HACMP environment, Configuring HACMP networks, Failover testing and verification, Cluster Synchronization, performing HACMP health checks – looking at cluster statistics, observing resource group status.
Setup and configuring dual VIOs with virtual Ethernet.
Moving resources from one LPAR to another LPAR dynamically.
Installing the AIX Operating System on the LPAR & Assigning resources to LPARS according to the client requirement.
Perl development to interact with LDAP (AD) servers to query & modify person, host & net group data.
System DBA for Cache database on multiple Epic servers which includes periodic updates and refreshes to multiple databases
Started to group non-critical production VMs (Servers) first, setup in SRM Consistency Group & Recovery Plan and migrated VMs using SRM Plan migration then applied same process to rest of the critical business Servers
Built the clone systems for SAP migration tests.
Creating the VIO Server Partition.
Install VERITAS clustering on Web Sphere server.
Design and build IBM I Power Systems, PUREFLEX, and IBM Blade Centers.
Monitoring system by errpt and troubleshoot system problems.
Worked with IBM to analyze the system dumps to provide the RCA.
Installing and configuring of NIM master server and clients.
Creating lpp source and spot for client on NIM server.
Installing OS on NIM clients using NIM server.
Creating and removing the Volume Group, Logical volume, File systems (LVM).
Performing alternate disk installations and reduce down time while performing installations or TL/ML up gradations.
Configured NFS server and worked on NFS issues.
Configuring and viewing the devices.
Manage blocks of 20 public IP addresses by sub netting to 24 and provisioned on MTA and DNS servers.
Shell scripts to gather server resource statistics like available memory, processors etc from multiple servers
Increasing and reducing the sizes of logical volumes, physical volumes and volume groups.
System and restoring data in the event of Disk failure.
Managing the file system which includes creating, mounting, removing, increasing and decreasing the file systems.
Installation and configuration thirty party application like JBOSS, CLEARCASE, BMC patrol, Oracle 10g, Sybase, db2 (v8, v9), Informix(v9, v11), Control –management
Handling paging space issues like creating new paging spaces, changing attributes, page space & managing default paging space (hd6).
Backing up the system using mksysb, backing up user information, restoring information form backup media, cloning the system.
Scheduling the jobs using CRON.
Administration and Troubleshooting on Powerpath software.
Installing Solution enabler.
Working with technical teams along with customer to provide the RCA for severity issues.
Worked on security non-compliances issues to meet compliance.
Supporting on 24/7 oncall support.
Preparing the documentation for severity issues and architecture for AIX/Linux.
Environment: IBM – AIX 6.1 and AIX 7.1, Linux (RHEL), Service Now, SAP, Informatics, Oracle DB, WINDOWS, Replication, EMC– SAN.
Client: Citi Group, Irving, Texas. Oct’ 2011– Dec’ 2013
Role: AIX Systems Administrator.
Roles & Responsibilities:
Installing, configuring and administering AIX V 5.3, 6.1 and AIX 7.1 on Midrange P550q/570 series servers.
Installed, maintained and upgraded Redhat Linux and Solaris Servers using KICKSTART based network installation.
Creating LPARS for AIX – P5, P6 and P7 hardware.
Managing the LPARS with Power VM.
Performed the AIX migration from AIX 5.3 to 6.1 and 6.1 to 7.1.
Setup and configuring dual VIOs with virtual Ethernet.
Moving resources from one LPAR to another LPAR dynamically.
Installing the AIX Operating System on the LPAR & Assigning resources to LPARS according to the client requirement.
Participated in AIX migration project - Migrating AIX 5.3 to AIX 6.1 Operating System.
Creating the VIO Server Partition.
Performed the Power HA Migration.
Worked on Power HA 5.2 and 6.1.
Configuration & Administration of HACMP Cluster.
HACMP - Monitoring servers, Starting and Stopping Cluster Services, moving resource groups across the nodes, increasing file System in cluster file System, synchronizing cluster resources and cluster verification.
Performed High availability designing using VERITAS Cluster Server 5.0 on Redhat Linux and Solaris Servers.
Upgraded the HMC version.
Adding resource through HMC to the LPARS
Perform health checks on HACMP nodes, running cluster statistics to find cluster stability, finding resource group status etc.
Performing the fall over & fall back test of Resource groups and service IP on client requests and troubleshooting the fall over and fall back failures.
Troubleshooting login issue after failover and Resolving user issues related to logins on HACMP nodes.
Implemented and involved as a key role for Disaster recovery on hosted applications.
Monitoring system by errpt and troubleshoot system problems.
Monitoring cluster related log files and troubleshooting cluster problems.
Administrated and maintained Source Control Management Systems such as Git.
Creating New resource group to existing cluster set up and new file system for existing resource group.
Checking the Performing the synchronizing of cluster on weekly basis.
Installing and configuring of NIM master server and clients
Creating lpp source and spot for client on NIM server
Installing OS on NIM clients using NIM server
Creating and removing the Volume Group, Logical volume, File systems (LVM).
Taking backup using mksysb and savevg.
Performing alternate disk installations and reduce down time while performing installations or TL/ML up gradations.
Configure NFS server and client and work on NFS issues if any and NIM management.
Configuring and viewing the devices.
Involved with two successful major email migrations to new hardware and MTA's.
Creating and removing volume groups, physical volumes and logical volumes.
Increasing and reducing the sizes of logical volumes, physical volumes and volume groups.
System and restoring data in the event of Disk failure
Managing the file system which includes creating, mounting, removing, increasing and decreasing the file systems.
Installed PMDF MTA on Digital Unix; Enabled migration utility on Digital
Managing devices using Auto Provisioning, Virtual Provisioning Groups on V-max
Managing Time Finder Environment on Clone, Snap, Mirror
Recover Point configuration and management for DR
Administration and Troubleshooting on Power path multipath software
Installing Solution enabler, POWER PATH.
Installed, configured, deployed, Monitored and troubleshoot JBOSS 6.x/7.x GA and EAP domains
Created both stand-alone and clustered environments for JBOSS domains
Managing Clariion, VNX(File and Block) and Clariion Arrays
Trouble shooting on DMX, VMAX arrays, VNX, Clariion, Brocade and CISCO switches
Working with technical teams along with customer to provide the RCA for severity issues.
Worked on security non-compliances to issues meet compliance.
Administer Directory Services in a Windows 2008 R2 Enterprise environment.
Supporting on 24/7 on call support.
Preparing the documentation for severity issues and architecture for AIX/Linux.
Environment: IBM – AIX 6.1 and AIX 7.1, Linux (RHEL), Impact, SAP, WAS, TSM, IBM-DB2, WINDOWS, GIT, Replication, IBM – Tivoli, IBM – SAN.
Client: Juniper Networks, India Jun’ 2008 - Sep ‘2011
Role: Systems Administrator
Responsibilities:
Setup and configured TCP/IP network on LINUX and AIX.
Worked with implementation team of high availability cluster on IBM RS/6000 platform (HACMP for AIX)
Creating LPARS and configuration of DLPAR scripts for load sharing
Backup data to server before deploying new pc
Implement and Manage Windows Sever 2012 R2 Print Servers and Cisco Identity Services in database and on Cisco Catalyst Switches.
Responsible for the maintenance of personal PC's and Local Area Network. PC upkeep consisted of supporting Windows 3.11, 95, 98, NT4.0 Server and Workstation, Novell 3.12, 4.11, Office 4.2, 4.3, 97, Word 6.0, 7.0, 97, Excel 6.0, 7.0, 97, Access 2.0, 7.0, 97, Power Point 2.0, 7.0, 97, Microsoft Exchange 4.5, 5.0, and Microsoft Outlook Programs.
Installed and configured network services such NFS, NIS and DNS Server
Adding physical volumes, creation Volume groups, File systems, Storage allocation, cron jobs, maintenance levels upgrades and applied Fixes for AIX 5.x
Configured volume groups and logical volumes, extended logical volumes for file system growth needs using Logical Volume Manager (LVM) commands
Worked in the migration team for migration from AIX 4.3.3, 5.1 to 5.2 and 5.3.
Configured backup/archive policies using Tivoli Storage Manager
Modified KORN and Bourne shell scripts in order to automate administration tasks like customizing user environment and performance monitoring.
Performed routine checks on nodes by monitoring sys logs and error logs for system and hardware errors.
Installing, upgrading and configuring REDHAT Linux ES 4.x/5.x using KICKSTART installation
Setup jobs schedules for various backup and monitoring tasks. supported with enterprise backups using VERITAS Netback up version 4.5
Installed, configured and administered Web sphere Application Server 4.x/5.0
Installation/Administration of TCP/IP, NIS/NIS+, NFS, DNS, NTP, Auto mounts, Send mail and Print servers as per the client’s requirement.
Performed extensive Logical Volume Management (LVM) tasks.
Installed and configured SUDO for users to access the root privileges.
Installed application connectivity software to enable IBM print services. Configured and administered firewall rules, including the use of SNORT, NMAP to effectively monitor system files, port security, and network traffic activity coming through the firewall.
Developed KORN and Bash shell-scripts to automate routine activities.
Installing and setting up Oracle9i on Linux for the development team.
Environment: IBM – AIX 5.3 and AIX 6.1, Linux, Web Sphere, MQ, TSM, Oracle DB, WINDOWS, Replication, IBM – Tivoli, JIRA tool.
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