O slideshow foi denunciado.
Utilizamos seu perfil e dados de atividades no LinkedIn para personalizar e exibir anúncios mais relevantes. Altere suas preferências de anúncios quando desejar.

Résumé of sivakumar dravidamani

235 visualizações

Publicada em

Professional consultant with over 8+ years rich experience in IT and banking including system
/security /network / Data Center /SAP BASIS administration with a strong ITIL and IT Service Management
Solutions in IT Infrastructure with expertise in the ITSM suite (Service-Now).
 3+ years of UNIX/Linux System administration in Sun Solaris (8/9/10), HP-UX (10.x,11.x), IBM AIX (4.3.x,
5.x), SGI IRIX, Linux (RedHat, Mandrake, Susie).
 2+ years of solid experience on SAP BASIS Administration consisting of SAP banking Services, Bank
analyser, BI, PI, PO(JAVA Only Systems).
 ITIL - Incident Management, Problem Management, Change Management.
 ITSM - IT Management IT Service & Support for Infrastructure, Applications and Database, User
Access Administration, End User Support.

Publicada em: Carreiras
  • Entre para ver os comentários

  • Seja a primeira pessoa a gostar disto

Résumé of sivakumar dravidamani

  1. 1. Professional Profile  Professional consultant with over 8+ years rich experience in IT and banking including system /security /network / Data Center /SAP BASIS administration with a strong ITIL and IT Service Management Solutions in IT Infrastructure with expertise in the ITSM suite (Service-Now).  3+ years of UNIX/Linux System administration in Sun Solaris (8/9/10), HP-UX (10.x,11.x), IBM AIX (4.3.x, 5.x), SGI IRIX, Linux (RedHat, Mandrake, Susie).  2+ years of solid experience on SAP BASIS Administration consisting of SAP banking Services, Bank analyser, BI, PI, PO(JAVA Only Systems).  ITIL - Incident Management, Problem Management, Change Management.  ITSM - IT Management IT Service & Support for Infrastructure, Applications and Database, User Access Administration, End User Support.  Planning, Design and implementation of Disaster Recovery Sites.  Performance Monitoring and reporting using a variety of system and custom tools.  Sun Certified System Administrator for Solaris 5.10 (( Part-I SA310- 200; Part-II SA 310 -202). Sun Microsystems, a subsidiary of Oracle Corporation - License SR3417427) Summary of Work Experience 2015 April – Present Working as a Magellan International Environment Helpdesk Support, Represent BT ERPTech at Deutsche Bank, Italy. Job responsibilities: Associate within the Global Technology Department of Deutsche Bank. Responsible for SAP BASIS L2 Support activities. 2013 April – April 2015 Worked as a SAP BASIS/UNIX System administrator at BT ERPTech,Italy. Job responsibilities: Responsible for the technical monitoring, support, and administration of the SAP R/3 Basis systems and Involving in UNIX System administration in Sun Solaris (8/9/10), HP-UX (10.x,11.x), IBM AIX (4.3.x, 5.x), SGI IRIX, Linux (RedHat, Mandrake, Susie) 2006 Mar – Sept 2009 Worked as an Infrastructure Administrator cum project coordinator at B. S. Abdur Rahman University, Chennai, India. Job responsibilities: Involved in Level II & III System Administration in various flavors of operating systems (primarily Solaris; also IBM-AIX, HP-UX, Red Hat Enterprise Linux) with advanced network support administration and project resource allocation. 2002 Oct – Feb 2006 Worked as an IT System administrator at Seethakkathi Groups, Tamil Nadu, India. (A West Asia Maritime Group Company) Job responsibilities: Level I & Level II support for system & networking domain. Summary of Educational Qualifications o Master of Science in Computer Science and Networking.(M.S.CSN) Scuola Superiore Sant’anna and the University of Pisa,Pisa,Italy. o Bachelor of Engineering in Computer Science and Engineering.(B.E.CSE) Anna University, Chennai, Tamil Nadu, India. o Diploma in Electrical and Electronics Engineering.(D.E.E.E) State Board of Technical Education and Training, Tamil Nadu, India. Key Skills Server OS / Platforms: UNIX: SUN Solaris 5.8/ 9/ 10, IBM AIX 4.x ,5.x, 6.1; HP-UX 10.x 11.x, Free BSD, Open BSD, PFSense, Freesbie. Linux: Red Hat Enterprise Linux (RHEL) 5, CentOS, Debian, SuSE, Ubuntu, Fedora, Mint, Xandros. Microsoft Windows: MS-DOS, Windows 95-98, Windows NT, Windows 2000,2003,2008 servers. Servers: IBM X-Series 335,360,225; IBM H-Series BladeCenter HS23/HS22; Sun E250/E15K, Sun SPARC M3000 / M4000, Sun X3-L2, Oracle T4-2, Sun 4170, Sun V240, Sun V245, Sun V445; Nutanix NX-6000 Series (NX- 6020, NX-6050, NX-6060, NX-6070, NX-6080) Network/ Routing Protocols: TCP/IP, IPX/SPX, Ethernet, DNS, DHCP, FTP, HTTP, POP3/SMTP, SNMP, RSYNC RIP, IGRP, EIGRP, BGP, OSPF,QOS, MPLS VPNs and HSRP/VRRP Sivakumar Dravidamani Mobile : +39 - 3271 555 488. E.Mail ID : sivakumar.dravidamani@gmail.com http://www.linkedin.com/in/sivakumardravidamani Viale delle Rimembranze di Greco, 40 Milan - 20125 (Lombardy), ITALY
  2. 2. Unix/Linux Monitoring Tools: CVS, Perforce, SVN, Nagios, MRTG/RRDtool, RPM, Kickstart, OpenLDAP, BIND, Postfix, Rancid, Rsyslog, SIPxchange, Debian Preseed, Cfengine, Openview, Insight Manager, SNMP, Sysstat, Big Brother. Storage / backup / Virtualization: EMC SAN, NetAPP NAS,IBM Tivoli(TSM); Veritas Net Backup, tar, cpio, dump (ufsdump),Snap shots &cloning; VMware vSphere(ESX,ESXi,GSX,Workstation),VirtualBox, Solaris Zones. Admin Tools: admintool, smit, linuxconf, vmstat, iostat, top, traceroute, ping, sar, ntop, chkrootkit, webmin. Mail / Security: SMTP, POP, IMAP, Sendmail, QMail, PostFix; SSH, TFTP, SSL, SELinux, Ipfilter, Tcpdump. High Availability: Veritas Cluster Server, Sun Cluster, Red Hat Cluster, Big IP F5, Heartbeat 2. Scripting / Coding: Shell Scripting (Bourne, Korn & C-shell), Perl, Sed, Awk; C,C++,Java,HTML,ASM (x86-64). Database / Web Server: Oracle 8i/9i&10g/11g,SQL Server,MySQL 4/5; IIS, JBoss, Apache,Tomcat,Web logic. SAP: R/3, ECC6, Netweaver, SCM 5 & 7, EBP 4.0. Professional Experience  Deutsche Bank (Global Technology), ITALY. (20 April 2015 – Present) Magellan International Environment Helpdesk, (SAP L2 Support) Accomplishments: - SAP Basis 2nd Level Support (Deep Technical Support):  Responsible for implementing and maintaining the SAP landscape of Deutsche Bank consisting of SAP banking Services, Bank analyser, BI, PI, PO(JAVA Only Systems).  Provides technical support to functional team for SAP system related issues and to relevant Application teams. Investigates and resolves technical issues raised by end-users.  Execute system monitoring activities to ensure smooth day-to-day operations of the SAP systems.  Manages migration of changes across the client’s SAP landscape using the Transport Management System (TMS). Implements SAP Notes for Basis related fixes.  Schedules and monitors background jobs in SAP / Plans and prepares requests for Scheduling background jobs in Maestro.  Ensures that services are delivered within the agreed SLA (Service Level Agreement).  Executes Disaster Recovery (DR) exercises on the in-scope systems.  Implements support to SAP projects during roll-out.  Prepares relevant reports such as Key Performance Indicators, Server Performance Report, etc, which are needed by the Management. - Incident Management: Handling network incidents, SAP availability incidents, SAP specific Basic incidents, Interconnections between SAP and ETL/UC4/Shared platforms and their availability, Invalid or expired security certificates, Performance problems, Generic SAP logon problems, SAP Authorization and QUEST related incidents. - Service Requests Management: Adding/changing users at OS level, OS updates & Changes,SAP updates & Change, Mgmt of SAP OSS, connections, UC4 changes, Quest specific changes. - Authorization Management: Managing authorization for the personalized SAP users, Technical SAP users, SAP S-users, UC4 users, Developer keys for existing users, Role creation and changing, Reset+Unlock Personalized SAP user for specific purposes. - Problem Management: Perform Root Cause Analysis, Investigation and follow-up for permanent fix of the problem, Follow- up on tickets being raised regularly for re-occurring incidents. - Service now tool(ITSM suite) implementation from functional side in implementing Incident, change and release Management. - Assisting with enhancements to the IT Global Incident Management System (GIMS) which lead to an improve system performance. - Working with the configuration team and business community when setting up security/access in relation to job roles. - Analysis and verification of the details provided together with service request and incident notifications. - Managing relationships with Front, Middle, and Back Office users, onshore and offshore support teams, Development teams, and various technology teams. - Supporting the resolution of high impact incidents on services, including attendance at incident bridge calls. - Investigating and resolving local and global users, system and infrastructure-generated issues across all the current DEV/SIT/UAT/PROD systems in a timely manner. - Reducing and managing the impact of system issues affecting the relevant Business Units, including Front, Middle and Back Office.
  3. 3.  BT ERPTech, ITALY. 2 Years (01 April 2013 – 17 April 2015) SAP BASIS /UNIX System administrator, Accomplishments: - Responsible for building of New SAP Servers and hands-on experience with installing, configuring, maintaining, monitoring, administering, tuning, and optimizing a MS-SQL Server-based SAP landscape in a UNIX, Enterprise Linux and Windows platforms. - Setup, schedule and monitor batch jobs to ensure smooth running of both SAP and UNIX systems. - Monitoring of virtual and physical memory of SAP systems along with SAP Buffer space, SAP profile parameters for memory management are optimized. - User administration creation and maintenance of users, mass lock and unlock of users during system maintenance activity. Implemented backup and user administration, System and Database administration, Backup and Recovery procedures, remote connectivity to R/3 and provided direct support to the various teams involved in the SAP R/3 implementation. - Experience with SAP Transport Management System(STMS) and administration, Language installations, Client copy of ABAP, system health checks and dump/trace analysis, Install and maintain add-ons, configure CCMS and Solution Manager Database Administration, Manage SAP landscape configuration documentation, Early Watch Alert application analysis, Backup and recovery procedures implementation. - Performed role creation using profile generator (PFCG) on all modules, assigned authorization to users by using roles and profiles. - Implementation of various Disaster Recovery Solutions and planning and design of a Disaster Recovery Site using tools such as VVR and improved monitoring with Nagios and custom plugins. - Physical design of the database disk Layout in EMC and striping the critical dbspaces and table spaces data across the disks Mounting Vx file systems for SAP Database etc. - Analyzed and resolved ABAP Dumps/runtime errors of unusual nature by researching through OSS Notes and applying them if necessary. - NFS NIS administration for SAP servers, UNIX printer system administration for SAP servers. - Successful in multitasking by doing SAP Basis/ Security task and Unix Administrator.  B.S. Abdur Rahman University, INDIA. 3.6 Years (01 March 2006 – 12 September 2009) System Analyst cum Project coordinator. Accomplishments: - Functioned as a UNIX system administrator, provided the 2nd and 3rd line support activities for RISC based(Power,SPARC) and x86 based(Intel Architecture, multi vendor Blade systems) Server related issues. Maintained the IT Infrastructure environment and Managing and troubleshooting day to day server/hardware related configuration issue. Technical resolution/troubleshooting of escalated tickets from the L1 and L2 teams, handling user requests and incident tickets based on criticality. - Experienced in System monitoring and performance tuning, used utilities such as vmstat, iostat, mpstat, sar, gnome-system-monitor&top to analyze and report system & application behavior. Monitoring system error and performance analysis with tools like Explorer, sun-checkup, core dumps and ATS Methods. - Developed UNIX shell scripts using Korn, CShell, Bash Scripting, Perl, SED, grep and AWK to ease the administration tasks, automate requested services and also for daily backup of data. - Implementation & managing of RAID levels like RAID 1 & 5 using SVM and VxVM. Created Meta Devices (mirroring, Concatenating and Raid5) in Solaris environment using Solaris volume manager and VERITAS volume manager for providing data in failover situations. - Planning, documenting and supporting high availability, data replication, business persistence, fail-over, fail-back using Veritas Cluster Server 3.x,4.x, sun cluster server 2.5,3.1 in SAN Environment. - Configured & administration of Solaris Server for NFS, DNS, NIS, NIS+, FTP, Telnet, SAMBA service. - Configured jump-start/kick-start server to install Solaris OS, Red Hat Linux on multiple machines. - Functioned as a Network administrator, Responsible for site-to-site IP Sec VPNs, design/deploy and configure the network and security devices. Familiar with the network protocols /network topology and maintained network infrastructure (routers, switches, terminal servers, cable plant, wireless devices) by coordinating user and group needs, implementing features for improved flexibility and performance. - Remote network administration for servers and Firewall administration. - Worked in a 24x7 operational environment and ad hoc /on-call support during weekdays and weekends, regularly provided either on-site or remote support to end users.
  4. 4.  Seethakkathi Groups, INDIA. 3.4 Years (23 October 2002 – 28 February 2006) IT System administrator. Accomplishments: As an IT Support Engineer responsible for managing the internal IT Infrastructure & day to day IT related issues. My role was more of an IT Technician. Below are some of my duties. - Installing and maintain windows 2000 Server & Windows 2003 server with Active Directory and creating Group Polices. - Managed local, roaming, and mandatory profiles, planed strategy for placing Global Catalogue (GC) and evaluated the need to enable Universal Group Caching. - Installations and Maintain of Desktop System along with different peripherals. - Troubleshoot all networking problems to ensure minimum downtime & maximum availability. - Responsible for troubleshooting of LAN problems & backup. - Managing & configuring on client side thought Web Interface & outlook express. - Assembling of new computer handling hardware and software related problem & operating systems. - Handling LAN on switches & hubs through UTP. References: Will be furnished upon request. Language Skills Tamil (native), English (fluent), Italian (basic)

×