About Mohammed Shafi

Education

Experience

  • 2017 - Present
    Oracle Romania

    Senior Technial Analyst

    Supporting Oracle Virtual Networking customer through email on various issue based on OVN Chassis, Storage issues. Working on sales forces L2 tickets on Oracle Virtual Networking chassis troubleshooting with ESXi issue and IB issues. Supporting OCI new customer on provision the setup. Ensure working with Firewall and DNS team to open the required managed and unmanaged ports. Installing Windows 2008 R2K on customer machine and configuring OFM management through remote desktop and writing KB articles on various RCA. Working with customers through live meeting to rectify the issues on Linux 5.2 and ESX 4.0 severs. Creating virtualization setup like Vnic and VHBA on linux, windows and ESX servers. Creating V-lan, Phone-home alarms and SNMP on Oracle Virtual Networking. Upgrading host drivers, firmware and XgOS on Linux, windows and ESXi OS platform. Technical support via email and live meeting installing ESX servers and Linux through remotely and installing Oracle Virtual Networking and Host drivers for the same and Installing XMS appliance. Analyzing the chassis and ESX server log and upgrading Oracle Virtual Networking host drivers. Creating Aikido script and installing OS appliance. Running server reboot, SCP reboots IOP reboots and observe all logs. Building a ESX server bare metal over a vnic/vhba using a remastered DVD (use Linux, Windows, ESX) Replicating customer issue and give resolution to customer. SME on various Oracle Virtual Networking related and Data center issues. End to end datacenter solution troubleshooting. Installing SNMP MIBs and observe MIBS and observing the server traffic based on customer requirement and doing IB health check on the servers. On-call 24/7 for technical support on working on SF tickets on various technical issues. Troubleshooting on Fiber Channels switches, SAN boot issues and all Oracle Virtual Networking chassis related issue via phone/email and live meeting or WebEx sessions. Troubleshooting storage issues (PXE boot, SAN boot, SNMP, vHBA and XgOS issue). Supporting Sun Infiniband Switches.

  • 2013 - 2017
    Dell R and D

    System Staff Engineer

    Management of 200+ Linux Servers with Multiple websites in Heterogeneous environment. Installing, Setup and Migration Dev. and Prod. Servers (Apache, MySQL, PHP, Perl, Git, Scripts manipulation. etc). Setting up a new DNS and a corresponding VHOST to make the website functional Worked on Production Server’s on Amazon Cloud (EC2, EBS, RDS, S3, Route 53). Worked and Troubleshoot Git Repositories on Production, Staging, Development and Local Server’s. Configure User Required Domain’s on apache server; User Administration and Permission; Monitor Production Server Health of different parameters (System Load, Physical Memory, Swap Memory, Hard disk, Apache requests, Mailq) via MRTG and Nagios. Investigation and Recover of Production Server Issues like as Server load (Parsing, mailq, query stuck). Monitor MySQL Database Backup on AWS cloud S3 (CLI). Log Analysis, Maintaining Documents of production server log’s reports and server’s lis Worked on Virtualization (LVM, KVM, Bridge, Swap) on Superb DC. Scheduling jobs and log rotations using crontab; Create and Manipulate shell scripts on Production server for backup on AW Give Remote Support to Developer via team-viewer; Give on Ticket Support, Mobile Support (24 hrs). Apply automation of task on Production, Staging server if required, Managing DNS, applying security policy with Arno’s iptables. Working within SLA to take ownership, escalate to resolve

  • 2009 - 2013
    Ness Technologies

    Senior Engineer – Product Support

    Supporting Oracle Virtual Networking customer through email on various issue based on OVN Chassis, Storage issues. Working on sales forces L2 tickets on Oracle Virtual Networking chassis troubleshooting with ESXi issue and IB issues. Supporting OCI new customer on provision the setup. Ensure working with Firewall and DNS team to open the required managed and unmanaged ports. Installing Windows 2008 R2K on customer machine and configuring OFM management through remote desktop and writing KB articles on various RCA. Working with customers through live meeting to rectify the issues on Linux 5.2 and ESX 4.0 severs. Creating virtualization setup like Vnic and VHBA on linux, windows and ESX servers. Creating V-lan, Phone-home alarms and SNMP on Oracle Virtual Networking. Upgrading host drivers, firmware and XgOS on Linux, windows and ESXi OS platform. Technical support via email and live meeting installing ESX servers and Linux through remotely and installing Oracle Virtual Networking and Host drivers for the same and Installing XMS appliance. Analyzing the chassis and ESX server log and upgrading Oracle Virtual Networking host drivers. Creating Aikido script and installing OS appliance. Running server reboot, SCP reboots IOP reboots and observe all logs. Building a ESX server bare metal over a vnic/vhba using a remastered DVD (use Linux, Windows, ESX) Replicating customer issue and give resolution to customer. SME on various Oracle Virtual Networking related and Data center issues. End to end datacenter solution troubleshooting. Installing SNMP MIBs and observe MIBS and observing the server traffic based on customer requirement and doing IB health check on the servers. On-call 24/7 for technical support on working on SF tickets on various technical issues. Troubleshooting on Fiber Channels switches, SAN boot issues and all Oracle Virtual Networking chassis related issue via phone/email and live meeting or WebEx sessions. Troubleshooting storage issues (PXE boot, SAN boot, SNMP, vHBA and XgOS issue). Supporting Sun Infiniband Switches.

  • 2007 - 2009
    Quinnox Consultancy Services Ltd

    Senior Consultant

    Coca Cola is one of the world biggest brands, which has over 1 billion consumers with the revenue of 3.2 billion. The project includes support, Maintenance, Administration, debugging and validating the Direct, Indirect, and Distributor (Ship-to, Bill-to, credit-to and discount-to) Data with various tools. Monitoring the Teradata Data warehousing (MLOAD, FLOAD, BTEQ) with the monitoring tool IBM Tivoli JSC 8.3 (TWS) and Working on abend jobs as per remedy tickets and change requests. Creating BTEQ and MLOAD Scripts in Unix. Generating report Daily, Weekly and Monthly as per client request. Monitoring the Tivoli servers and scheduling the job and schedules. Performing Daily, weekly and monthly activity. Creating schedule and jobs in JSC 8.3. Shutdown and restart the Tivoli servers to do weekly maintenance. Installing Tivoli Software to users through remote desktop, raising fence and lowering fence as per user request for code release. Working on TWS resource servers. Working on remedy ticket. Working on file system space issue on UNIX server. Participating on daily, weekly and Monthly production support activities. Moving the codes as per the change request. Running the shell scripts and debugging the error when schedulers won\'t run in specified time. Monitoring the PMON to improve the performance and bump up the schedule priority to improve the performance. Debugging the shell script and creating change request module for the same. Created SOPS, Documents and process maps. Fixing the ABEND jobs in production, QA and testing box. Creating cron job to rerun the schedulers. Interacting with clients after fixing the issue to resolve the tickets and documentation on the fixed issues. Performing Teradata DBA activity like space management, assigning roles to users, Bteq, Fastload, Mload, Fast export, Tpump Script development and troubleshooting.

  • 2005 - 2007
    SAIC India

    Associate Consultant

    Installation, Maintenance & Configuration of databases. Monitor and report status of databases (capacity, size/limit, performance, etc.) Physical Database Backup and Recovery (hot and cold backups), Logical Backup and using Import and Export and Data pump utilities. Applied CPU/SPU patches on production and development databases. Upgraded database from 10g to 11g manually and using DBUA. Set up of physical standby database and monitoring regularly to keep primary and standby databases in sync. Resolved gaps between primary and standby databases when they are out of sync. Partitioning tables (online also) and maintaining them. Creating and resizing table spaces in ASM Disk groups for 11g RAC databases. Carry out with Database refresh (Using Hot & Cold backups), schema refreshes, table refreshes. Worked extensively RMAN for configuring backups and in restore scenarios. Creation of table spaces, user maintenance, database security imposition by creation and granting of roles and privileges. Distribution of Table spaces among different Disks and creation of Database objects and monitoring the table spaces. Executed the scripts as on when asked by the developers and provided them the log files of the executed scripts. Worked on Oracle Enterprise Manager (OEM), used to schedule the database backups and handle the failed backups through OEM, used to extract the AWR and ADDM reports and extract the structure of table spaces and objects through OEM. Production Support for Oracle 9i/10g/11g and 11g RAC Databases. Performed Refresh Activity for Databases from Production to Development, Testing Environment. Monitoring the Tablespace and thus help Predict Trends and take Appropriate Steps like adding and resizing the datafiles. Monitoring the Mount points (Disk) for space issues and solving them. Shell scripting to automate all database monitoring jobs. Monitoring Alert logs for any errors, problems or processes running. Addressed issues involving listener and connect naming methods. Involved in scenarios where we brought up the database after they got crash. Working knowledge in RAC environment, weblogic services and SSL certificate generation from oracle wallet manager. Creating Technical Notes and Documentation. Consistently interacted with client and team in resolving the queries. Providing 24/7 Support on production instances Executing the Change Control Requests as per the change window. Attending the Bridge calls according to the severity of the problem and resolving the Database related issues. Worked with remedy Support by raising SRs.

Skills