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Click here or scroll down to respond to this candidateCandidate's Name
RHCSA, SCSA (System, Network), OCI AssociateSUMMARY:Around 20+ years of experience in SUN System Integration, Administration and System analysis, Worked mainly on securing mission critical & enterprise applications, HA cluster solutions and Storage Area Networks.Oracle Cloud certification, Redhat Linux certifiedExperience working on AWS, Azure and Oracle Cloud.Experience using Ansible, Shell scripting, AWK, SED, Perl, Python, C/C++, Pl/SQL.Automation using ansible and using ci/cd pipeline.Migration of services from Solaris 10/11 to Oracle linux in oracle cloud.Expertise in automated builds of physical and virtual machines with minimal user interaction.Expertise in IaaS provisioning tools like Oracle Opscenter tools, terraform, ansible.Worked on migrations of applications from Physical servers to VMware infrastructures.Configured VMware ESX servers and built the VMs infrastructure to replace the Application servers built of Physical servers.Installed, Configured and Upgraded disk management software like Veritas Volume manager, LVM (Logical Volume Manager) using Solstice Disk Suite (SDS), Veritas NetBackup and Legato Networker. Planned and Implemented Backup strategies.Implement RAID 0, 1, 0+1, 1+0, Raid 5 with Solistice Disk Suite and Veritas Volume Manager.Installed and configured Solaris 10 OE and created Zoning and worked on Dtrace, svcadm etc.Configured IO multipathing software MpxIO and Veritas DMP.Oracle ASM for disk used for oracle database.Configuration and Installation of Red Hat Linux Server.Expertise in Kernel RPM updates, LVM, Network Bonding, IPTABLES, and GRUB. Building Kickstart and Satellite server. Install and configure HA application on Linux.Performed Capacity Planning, Site Planning, Server sizing & Growth forecasting.Strong Experience with Data Center Relocation. Moved Production Servers to different sites, consolidated servers, retired/decommissioned legacy servers and move applications into more robust servers.Expertise with performance tuning. Tuned OS (Kernel, memory, disk, CPU), Network tuning (Switches, routers, Duplexing) Storage (cache, buffer size).Involved in the OS hardening projects.Managing the BCV on EMC storage. (Usually, the process involves sync and split processes)Strong Experience with the Documentation. Wrote Standard Operating Procedure / Technical Operating Procedure guides, Help document best practices manuals, Change Control / Change Management.Managing Veritas Netbackup Servers.Excellent Interpersonal skills.Worked on various other legacy UNIX flavors like HP UNIX, SCO UNIX 5.0.x, Red Hat Linux, SCO XENIX and UnixWare.TECHNICAL SKILLS `Cluster/Sys Software Veritas Cluster (SF, SFORA, SFRAC), SUN Cluster 3.x, VxVM 3.x, 4.x, Solaris Solstic Disk Suite (SDS), SVM.Operating Systems Kali linux, Solaris 11, 10, 9, 8, 7, 6, 5.1, Suse, Red Hat Linux, XENIX and UnixWareServer Hardware M9000, M5000, T8, S8, T4-4, T5-4, High End servers SF15K/25K, 10k, Midrange E6900, SF6800, SF6500 E4500, E3500, E3000, E450 and 250, V880, V480, V240, SF 20Z, SF 40Z,Storage SUNT3, 3510, A5x00, D1000, EMC DMX3, EMC Clariion, Multipathing softwares.Networking TCP/IP, NFS, Auto Mount DNS, NIS, SAMBA and jumpstart installation.Scripting Ansible, Shell scripting, AWK, SED, Perl, Python, C/C++, Pl/SQL.Cloud technologies Oracle Cloud, Azure and AWSSecurity tools OpenVas, Burpsuite, Scottsuite, Qualys vulnerability scan, Cyber Ark, Splunk, metasploits, nessus, nmap, netcat, nc, nikto, wireshark etc..CERTIFICATIONS/ TRAINING/ AWARDSSun Certified Network Administrator in Solaris 8Sun Certified System Administrator in Solaris 8OCI infrastructure associateRHCSA redhat linux 8 ex200v8Certified in Cybersecurity CC(ISC2)Comptia Cysa+ cyber security certificationComptia PenTest+ ce certificationEDUCATIONDiploma in Electronics and Communication from MEI polytechnic, Bangalore.Bachelor of Computer Applications from Madurai Kamaraj University.MBA systems management from Madurai Kamaraj University.MS Cyber security and information assurance.EXPERIENCESynopsis of Work Done & Clients Supported as a Unix Systems Administrator / Sun AdministratorOffice Depot INC 03 July 2017 Till DateLead Systems EngineerPrepared Build Specification and Deployment Documents for Servers include M9000, M5000, T8, S8, T4-2, T5-2 and T5-4.Experience working on AWS, Azure and Oracle Cloud.Experience using Ansible, Shell scripting, AWK, SED, Perl, Python, C/C++, Pl/SQL.Automation using ansible and using ci/cd pipeline.Migration of services from Solaris 10/11 to Oracle linux in oracle cloud.Patch management, Reviewing the CVEs.Qualys scanning the servers.Managing server credentials through Cyber Ark.Preparing OS template/golden images as per the CIS benchmarking tools.Created Build Documents, Plans and Procedures for the Solaris 10 and Solaris 11 builds for the OLTP and EAI application.Deployed Oracle Ops center for OS provisioning, Hardware/OS Monitoring and Cloud Control software.Automate the entire process of resource provisioning, OS deployment, Third party tools and post build deployments.Automate system jobs with Ansible.Identified and tested the tools that can be used to measure the capacity of the Infrastructure.Developed a Disaster Recovery procedures using ZFS features of Solaris operating system.Prepared plans to validate and test the Disaster recovery procedure.Created a Golden image of the Solaris 10 and Solaris 11 operations systems for oracle RAC 11g and 12c installation.Oracle ASM for disk used for database.Prepared build plans for Solaris 11 control logical domains (3.6.0) using Oracle Opscenter 12c.Prepared Deployment plans for Solaris 11 using Opscenter12c for software/Patch upgrade.Prepared proof of concept for the integration of Cloud control software and Opscenter 12c.Prepared a Test plan for Zone migration and LDOM live migration to migrate critical applications with minimal or No downtime.Prepared test plan and executed the Dynamic reconfiguration on M5000 and M9000 domains.Successfully executed the Migration of services from Suse Linux to Solaris 10 and Solaris 11.Sucesssfully migrated solaris 9/8 physical server as branded zones and designed p2v procedure customized to environment. The process involves removing physical component and adding equivalent virtual component.Environment: Sun Solaris 10 and 11, Linux (Suse and Red Hat), Veritas Netbackup and TSM backup, VCS, VVR, EMC Symmetrix, DMX3, Clariion, VNX, VMax, SRDF, ZFS, Virtualization, LDOM, Zones, Branded zones, M9000.TANISHA SYSTEMS INC 23 July 2012 Till 30 June 2017Computer Programmer AnalystPlaced at Client location Navisite, (Andover MA) July 2012 December 2012Placed at Client location Office Depot Headquarters (Boca Raton FL) December 2012 Till DatePrepared Build Specification and Deployment Documents for Servers include M9000, M5000, T4-2 and T5-2.Created Build Documents, Plans and Procedures for the Solaris 10 and Solaris 11 builds for the OLTP application.Deployed Oracle Ops center for OS provisioning, Hardware/OS Monitoring and Cloud Control software.Automate the entire process of resource provisioning, OS deployment, Third party tools and post build deployments.Identified and tested the tools that can be used to measure the capacity of the Infrastructure.Developed a Disaster Recovery procedures using ZFS features of Solaris operating system.Prepared plans to validate and test the Disaster recovery procedure.Created a Golden image of the Solaris 10 and Solaris 11 operations systems for oracle RAC 11g and 12c installation.Oracle ASM for disk used for database.Prepared build plans for Solaris 11 control logical domains (3.1.0.3) using Oracle Opscenter.Prepared Deployment plans for Solaris 11 using Opscenter for software/Patch upgrade.Prepared proof of concept for the integration of Cloud control software and Opscenter.Prepared a Test plan for Zone migration and LDOM live migration to migrate critical applications with minimal or No downtime.Sucesssfully migrated solaris 9/8 physical server as branded zones and designed p2v procedure customized to environment. The process involves removing physical component and adding equivalent virtual component.Environment: Sun Solaris 10 and 11, Linux (Suse and Red Hat), Veritas Netbackup and TSM backup, VCS, VVR, EMC Symmetrix, DMX3, Clariion, VNX, VMax, SRDF, ZFS, Virtualization, LDOM, Zones, Branded zones, M9000. Security tools like OpenVas, Splunk, metasploits, nessus, nmap, netcat, nc, nikto, wireshark etc..SUNRISE SYSTEMS INC 06 June 2007 20 July 2012Sr Sun Solaris AdministratorPlaced at Client location State street.( Boston) September 2008 July 2012Placed at Client location American Red Cross.( Washington DC) June 2007 September 2008Installed configured and built servers from scratch (Servers include v240, V440, V880, SF4800, M4000). Provide support to mission critical support to over 100 servers of State Street.Migration of oracle 9i RAC to oracle 10g RAC and 11g RAC.Part of Production support team managing business critical applications also managing Websphere, Sonic, Siteminder and LDAP servers.Installed and configured Solaris 8, 9, 10 through live upgraded.Installed and configured Redhat Linux.Upgrade several Solaris 7, 8 OS to Solaris 10 and Redhat Linux to higher OS levels.Configured and supported SFrac 5.0 HA with Oracle CRS for 2 node active-active running Solaris 10.Upgrading SFRAC 5.0 to 5.1 and higher versions.Installed and configured VVR for replication of data from Production to DR. Worked extensive to fine tune the replication parameters to increase the system performance.Installed and configured SRDF resources in VCS for PROD to DR replication.Install and configure Global Cluster Option in VCS to ease the failover to DR site.Worked on migrations of applications from Physical servers to VMware infrastructures.Configured VMware ESX servers and built the VMs infrastructure to replace the Application servers built of Physical servers.Monitored performance using inbuilt tools like SAR, IOSTAT, VMSTAT, NETSTAT, NFSSTAT.Tuned OS ( Kernel, memory, disk, cpu), Network tuning (Switches, routers, Duplexing) Storage (cache, buffer size). Helped database Admin in tuning (SGA, disk contentions, init parameters). Debugging the problem and writing RCA (Root Cause Analysis) for every critical incident.Configured JumpStart for remote installs. Worked on tools for automated builds like Tivoli Provisioning Manager ver 7.2 and Veritas OpsForce.Responsible for recovering critical data with minimum downtime. Recovered completely Crashed Root Disk. Debugged and analyzed Core dumps thru ACT, ADB and MDB tools.Configured TCP/IP, NIS, NFS, DNS, SendMail, ProcMail for various clients. Debug all issues related to LDAP NIS and Mail Servers.Configured Logical Volume Manager, VxVM, VxFS and configure VVR.Provide security to all servers thru OS hardening, Patch management and Package management. Preparing systems Complaint to CIS.Planning the Patch and packages installations.The changes involve up gradation of OS or Veritas volume manager or any other Backup application.Root Mirrored 10+ systems using VxVm (Veritas Volume Manager) and SDS. (Solstic Disk Suite). Implement RAID 0, 1, 5.Adhered to SLAs and provided 99.9% uptime.Wrote shell scripts for automating routine tasks and performing disk & storage management.Environment: Sun Solaris 8, 9 and 10, Red Hat Linux, AIX, ESX3.5, Veritas Netbackup and TSM backup, VCS, VVR, EMC Symmetrix and DMX3, Broacade.Responsibilities at Client location American Red Cross.( Washington DC)Installed configured and built servers from scratch (Servers include v240, V440, V880, SF4800, SF25K). Provide support to mission critical support to over 100 servers of American Red Cross.Installed and configured Solaris 8, 9, 10.Upgrade several Solaris 7, 8 OS to Solaris 10.Managed EMC on the production servers using the symcli and Time finder. Assigned LUNS to Servers.Storage provisioning and configuring the same on the Unix hosts.Installed and configured Brocade 3900, 4900 San Switches and 48000 SAN Directors.Configured and supported SFrac 5.0 HA with Oracle CRS for 2 node active-active running Solaris 10.Monitored performance using inbuilt tools like SAR, IOSTAT, VMSTAT, NETSTAT, NFSSTAT.Tuned performance of Sun Servers and Legato networker Server. Tuned OS ( Kernel, memory, disk, cpu), Network tuning (Switches, routers, Duplexing) Storage (cache, buffer size). Helped database Admin in tuning (SGA, disk contentions, init parameters). Debugging the problem and writing RCA (Root Cause Analysis) for every critical incident.Configured JumpStart for remote installs.Responsible for recovering critical data with minimum downtime. Recovered completely Crashed Root Disk. Debugged and analyzed Core dumps thru ACT and ADB tools.Configured TCP/IP, NIS, NFS, DNS, SendMail, ProcMail for various clients. Debug all issues related to LDAP NIS and Mail Servers.Configured Logical Volume Manager, VxVM, VxFS.Provide security to all servers thru OS hardening, Patch management and Package management. Preparing systems Complaint to CIS Benchmarking.Planning the Patch and packages installations.The changes involve up gradation of OS or Veritas volume manager or any other Backup application.Root Mirrored 10+ systems using VxVm (Veritas Volume Manager) and SDS. (Solstic Disk Suite). Implement RAID 0, 1, 5.Adhered to SLAs and provided 99.9% uptime.Wrote shell scripts for automating routine tasks and performing disk & storage management.Wrote HDS, EDDs for new builds and Regular Technical Guides.Environment: Sun Solaris 8, 9 and 10, VCS, EMC Symmetrix and DMX3, Broacade.Affiliated Computer Services May 2005 May 2007Sr Sun Solaris AdministratorSupported following clients for ACS; GSK, Motorola, McDonalds, APL, Scotts, Ingram Micro, Ingersoll-rand, NYDN, ACS, Bank of America, Delta Airlines, Safeco, Chubb,Responsibilities:Installed configured and built servers from scratch (Servers include v240, V440, V880, SF4800, SF6800, SF15K, E3500, E4500. Provide support to mission critical support to over 600 servers for the above clients.Installed and configured Red Hat Linux and SUSE Linux Servers.Installed and configured Solaris 8, 9, 10. Configured Zones and containers for Solaris 10.Provided support to FDA validated systems for Glaxo Smith Kline.Upgrade several Solaris 7, 8 OS to Solaris 10.Managed EMC BCV Backups on the production servers using the sysmcli and Time finder. Assigned LUNS to Servers.Providing Technical Support to the various Development Teams.Monitored performance using inbuilt tools like SAR, IOSTAT, VMSTAT, NETSTAT, NFSSTAT.Tuned performance of Sun Servers and NetBackup Server. Tuned OS ( Kernel, memory, disk, cpu), Network tuning (Switches, routers, Duplexing) Storage (cache, buffer size). Helped database Admin in tuning (SGA, disk contentions, init parameters). Debugging the problem and writing RCA (Root Cause Analysis) for every critical incident.Configured VERITAS Netbackup and TSM (Tivoli Storage Manager) and scheduled day to day backups thru themResponsible for Consolidating and decommissioning of legacy servers and applications to more robust ones. Also consolidated smaller applications to other servers and decommissioned them.Configured JumpStart, Kick Start and Satellite for remote installs and updates.Configured and support HA Veritas Cluster Services with Oracle for 2 node active-active and 4 node active-passive pairs running Solaris 9.Expertise in Kernel RPM updates, LVM, Network Bonding, IPTABLES, GRUB. Building Kickstart and Sattelite server. Install and configure HA application on Linux.Installed, configured and provide production support to Apache, Iplanet (SunOne 6.0) for LDAP and Tomcat applications on multiple servers. Help tune Application servers.Troubleshoot all hardware, applications and OS related issues and handled tickets ( Pedigrine service centre BS15000 compliant) for Change Control /Change Management.Responsible for recovering critical data with minimum downtime. Recovered completely Crashed Root Disk. Debugged and analyzed Core dumps thru ACT and ADB tools.Configured TCP/IP, NIS, NFS, DNS, SendMail, ProcMail for various clients. Debug all issues related to LDAP NIS and Mail Servers.Configured Logical Volume Manager, Solstice Disk Suite, VxVM, VxFS. Configure RAID 0, RAID 0+1, RAID1, RAID 5.Provide security to all servers thru OS hardening, Patch management and Package management. Worked with application Administrators and Database Administrators to provide application and database security.Key point of contact for all critical support (level 3) between offshore and Onsite teams.Preparing server availability report for the management.Interacting with the Onsite team (US and Ireland) for planning and caring out the changes.Planning the Patch and packages installations.The changes involve up gradation of OS or Veritas volume manager or any other Backup application.Root Mirrored 10+ systems using VxVm (Veritas Volume Manager) and SDS. (Solstic Disk Suite). Implement RAID 0, 1, 5.Adhered to SLAs and provided 99.9% uptime.Wrote shell scripts for automating routine tasks and performing disk & storage management.Wrote Standard Operating procedure manuals and Technical Guides.Environment: Sun Solaris 8, 9, 10 and 11, Redhat and SUSE Linux, VCS, Sun Cluster,WIPRO INFOTECH Jan2004 April 2005Sr SUN Solaris AdministratorClient: Texas Instruments, BangaloreResponsibilities:Installed configured and built servers from scratch (1*6800, 8*880, 8*v440, 8*4500, 20*v240, 3500, 420r, 220r, 480r, 280r, E250, E450, SUNT3). Installed and configured 10*T3 storage device. Provide 24*7 mission critical production support to 300+ Servers running Solaris 8.Installed and configure PGP servers for the Mail Encryption and SPAM control.Installed and configured HA Veritas Cluster Services six two node cluster (Active Passive) and two 2 node cluster (Active, Active) with ClearCase 2003.Installed configured VxVM, VxFS and SDS. Implemented Raid 1 on Critical servers using SDS.Install, Configure and Manage NIS, NFS, DNS, SendMail, ProcMail, TCP/IP. Troubleshoot the services related errorsResponsible for recovering Crashed Production Servers and restoring operations with minimum downtime. Used ADB and ACT to analyze the core dumps.Installed and configured Veritas Netbackup for backup and Restores. Schedule backups the NetBackup.As a part of a team moved entire Datacenter to a different site. Moved 400+ Servers and 200+ Workstations and 20+ storage arrays. Moved the entire site in 48 hrs and made the site fully operational in a record 68 hrs.Allocate space for users on NETAPPs boxes and make them available on all the systems in the Server Farm.Customizing the Solaris OS for the LSF and high computing Environment. Assist users with the LSF (LOAD SHARING FACILITY) queries and set suitable priority for the LSF jobs.Tuned Performance of Netbackup and Database servers. Tuned Kernel, memory, disk, cpu, Network and Storage.Configured JumpStart for Auto Installs.Debug OS, Application and Netbackup related Errors. Write Root Cause Analysis for the Critical issues.Used SAR, IOSTAT, VMSTAT, NETSTAT, NFSSTAT tools to monitor the systems and prepare the performance and utilization report for Production servers and provide them to Wipro and TI management.Wrote shell scripts and implement wrappers for automating routine tasks, disk & storage management, and Cluster Management.Installed OS Patches/Updates for keeping Server updated. Responsible for the License Management (flexLM) of various Cadence and Synopsys tools.Migrated ClearCase servers from Version 5.0 to 6.0 andIntegrate application for Chip Design and test.Strictly followed Change Control/Change management policies of the Clients.Environnent : Solaris 8, SF 6800, V880, V440, V240, E 4500, E3500, E250, E450, 420r, 220r, 480r, 280r, SUNT3, Cadence, Synopsys, LSF.CMC limited (TCS company) Sep 1997 to Jan 2004UNIX System Administration/Projects handled in CMC are as Follows.National Grid Transco, Solihull, UK. Onsite/Offshore Jan 2003 Jan 2004.Philips Software Center and Bangalore, India. Sep 2000 - Jan 2003Sony and Siemens India Pvt Ltd, Bangalore, India. Sep 2000 - Jan 2003I2 Technologies Ltd Bangalore, India. Sep 2000 - Jan 2003Delmia Pvt Ltd, Bangalore, India. Sep 2000 - Jan 2003India Oil Corporation, Bangalore, India Sept 97 to Aug 2000KSRTC and BMTC Bangalore Sept 97 to Aug 2000Inspector General of Police, Bangalore, India. Sep 2000 - Jan 2003Indian Railways Bangalore India. Sep 1997 - Jan 2000Responsibility:Provide Technical Support to the Developers and DB administrators based in UK as a part of EBMS. DBA activities include creation of databases, assigning roles, managing listener and TNS services, Application and database tuning.Provide production support to 100+ Solaris (E10K, E6500, E5500, E4500, E450 and E250) servers and HPUX (L, N class) servers running Solaris and HP 11.x. Provide support to A5100(F-CAL) and D1000 storage boxes.Schedule Backups using Veritas Netbackup to L11000 and L1000 tape libraries. Scheduled Backups on NT servers using Veritas Exec SoftwareCreate Tape partitions in the Tape library for Oracle RMAN Backup. Write scripts to monitor Oracle RMAN backupManage the File systems using the Veritas Volume Manager and Storage administrator version 3.0.6.Generate system Load resource utilization statistics report using the output of commands SAR, IOSTAT, VMSTAT and PRSTAT.Configure Jumpstart for auto installs.Provide UNIX and Application DBA support to onsite developers.After returning to Bangalore Setup an offshore site from Sept 2003 and provide Knowledge Transfer to local teams.Environment:- E10k, E6500 to 450 and HP L&N class servers, Solaris 2.5.1,2.6,2.8, HP-UX 11.x, Oracle 8, 8i and 9I, Veritas Volume Manager ver.3.0.6, Veritas NetBackup 3.2, AUTOMEX (CMC R&D Product), COMPAQ servers, CP/M, Arts system, Intel Machines, SCO Unix 5.0.x, SCO Xenix 2.3.2. |
