TEAM LEAD - UNIX & STORAGE
RAK BANK
Total years of experience :24 years, 7 Months
AIX and Linux Administration.
Team lead for UNIX, VMWARE and SAN domains.
Managing team of 8 members.
SUMMARY:
- Decisive and solution focused IT professional specializing in UNIX/LINUX administration spanning all facets of sizing, design, specification.
- A stand out leader with more than 12 years of experience. Proven agility in planning, implementing, and leveraging emerging technologies to achieve cost effective product and service solutions.
- Experience with enterprise class AIX systems: IBM's HACMP, logical partitioning, and Power VM technologies
- Experience with disaster recovery planning and testing
- Strong understanding of the management and best practices of large-scale UNIX deployments (preferably AIX & Linux) including patching, provisioning, and monitoring
- Expertise in system administration, configuration, troubleshooting, performance tuning, preventative maintenance and security procedures
EXPERIENCE:
- Function as the Team Lead of the UNIX & Storage operations team and streamline production workflow.
- Manage and ensure timely resolution on all issues associated with the implementation, quality assurance and production.
- Spearhead and maximize efficiency of a Nine-person UNIX & Storage team tasked to ensure the reliability of more than 450 AIX/LINUX servers & EMC Storage includes CX4, VNX, VMAX with 24/7 supports.
- Responsible for planning, scheduling and assigning/implementing scheduled and un-scheduled changes and managing resources as per their technical expertise, shift schedule preparation to ensure 24*7 support.
- Responsible for knowledge sharing with team members and knowledge transfer to the new team members to make them feel comfortable with the project environment.
- Responsible for troubleshooting escalated issues and high priority tickets and filling up RCAs
• Installing Linux, Web sphere, DB2 etc.
• Configuring Web sphere Cluster and Database Cluster
• Security Acceptance Test
• Operation Acceptance Test
• Written Log rotating and Heapdump/Javacore cleaning scripts for WAS Scheduling, and monitoring Scripts.
• Performance and system monitoring.
• Backups.
• Installation of the database server Oracle 10g using OCFS, Redhat Advanced Server 3.0 on IBM pSeries 615 platform.
• Implemented Data Centre Project at MCH, where in which configured IBM HACMP (High Availability Cluster), Oracle 9i RAC, RAID 10, LVM on IBM AIX 5L.
• Installed and Configured IBM FastT 600 Storage box at MCH with Fibre connectivity to AIX 5L installed IBM pSeries 630 servers.
• Installation and Configuration of PCI 4-Channel Ultra3 SCSI RAID on IBM RS/6000 7025-F80 and Restore the system using mksysb.
• Installed and Configured SMTP Mail Server using sendmail on Redhat Linux 9.0 at Guntur Municipal Corporation.
• Used many open source / proprietory technology tools like Qtparted, Partimage, Windows Administrator password recovery, Mondo, Sysresccd, Acronis for Disaster recovery
• Written shell scripts for scheduling backups, file transfers, House keeping and System startup etc.
• Implementation of 8 Node Cluster for parallel processing on Redhat Enterprise Linux 4 using Oscar.
• Implemented rsync, SAMBA, NFS, NTP and ssh etc
• Implemented VPN over PPTP using POPTOP and over SSL using OpenVPN.
• Installed and Configured CISCO 1750, 3745 series routers, D-Link 64Kbps modems to provide and maintain leased data circuits.
• Leading a team of Technical Support Group.
• Monitor servers / networks activity and performance using BigBrother.
• Plan and Design to extend networks or update servers.
• Provide Technical Documentation and Maintain Inventory for IT infrastructure.
• Written shell scripts for automating file transfers using ncftp in b/w local site to remote sites.
• Configured NAT using IPTABLEs.
• Taking filesystem backups using Windows NT backup tool.
• Written shell scripts to monitor the Internet bandwidth provided by ISP.
• Installed and configured sendmail, NFS, wu-ftpd and apache servers.
• Provide training on Linux administration and other system/network related administration activities for new comers.
• Installing and configuring Computer systems and networks, updating them as necessary, and keeping them running properly on a day-to-day basis.
• Installing and Configuring Database servers like Oracle, mysql and Postgresql.
• Implemented Heterogeneous environment with Windows, Solaris, Linux and Macintosh system for software testing.
• Vendor Management and overseeing regular system backups.
• Managing Users and user accounts, and responding to user requests, questions and problems
• Ensuring that the systems and networks are secure and that the valuable or sensitive data is protected from undesired access.
• Monitoring system and network activity in order to quickly detect any problems related to system security, performance or general functioning and responding appropriately.