Prabhakaran Varadarajan

Managing On-Premise, AWS, Linux infrastructure services and providing end-to-end support throughout the project life cycle. Handled projects based on demand / part of Service Improvement Plan. Administered the infrastructure using automation tools such as Puppet and Satellite config. management. Adhered security policies by applying suitable CIS security guidelines. Managing Infoblox Grid, BIND servers and maintaining CI/CD pipeline setup, Creating Runbooks, SOPs to maintain Operational Hygienic.

Responsible for Incidents and Changes by planning, getting approval, coordinating with teams, performing peer review and implementing it. Handled cluster maintenance tasks VCS/Heartbeat/RAC, Syncing/Replicating volumes between standard and BCV LUNs in Primary/Secodary/DR setup. Importing and deporting volumes with VXVM, Upgrading HBA drivers, EMCs PowerPath, Sun MPxIO, HP/Dell BIOS, iLo/DRAC firmwares. Server provisioning, Applying Quarterly patches using HPSA, patchtool and maintained BCJ portal.

Administered large production environment in a FinTech company. Production support for Linux/Solaris, RCA, Setting up clusters, Configuring PowerPath, NIC Channel bonding, SUN Trunking and applying checklist. Part of capacity planning team and improving system performance, Configuring Legato networker policies & monitoring backup jobs. Monitored by HP OV and CIM. Handled Checkpoint, IPTables, Snort, IPS, Proxy servers, vulnerability assesment and scanning. Played role as ISO27001/BS7799 core team member.

Advanced Computer Architecture, Advanced Microprocessors, Computer Networks, Principles of Programming Languages, Principles of compiler design

Digital Computer Fundamentals, Principles of Operating systems, Database Management Systems, Microprocessor Fundamentals, Operations Research