Management Service

Prashant Kadre.

*************@*****.***

Contact No.: +91-705*******

Technical Summary

Overall 8+ years of experience in system administration

6+ years of experience in the area of Linux System Administration and 2 years in VERITAS cluster.

Providing 24X7 supports as per the requirement.

Expertise in installation, administration, patches, upgradation, configuration, performance tuning and troubleshooting of Red Hat Linux 5/6/7, Cent OS 6 and Solaris 9, 10.

Worked with VMware ESX 5.x servers, and Virtual Infrastructure/vSphere client to create virtual guests.

Experience with configuration and administration of external storage.

Experienced in High Availability with Veritas Cluster Server.

Providing day-to-day system administration support on UNIX flavors.

Decommission of the servers / service groups.

Client management understands their needs, prepare WI and coordinate with different teams. Service delivery at the utmost satisfaction of the client.

Deep understanding of IT domain/technology with focus on delivering business solutions.

Certifications & Trainings

RED HAT Certified Admin.

ITIL V3 Certified.

Training on VERITAS Cluster Server.

Training on VMware VCP

Technical Skills

Operating systems: RHEL 5, 6, Novell SuSE enterprise Linux 10/11 & SUN Solaris 9/10.

Hardware: Dell PowerEdge 1850/2950/R710, HP ProLiant BL460c

File Systems & sharing: NFS, Samba, ext3, ext4, LVM

High Availability: VERITAS Cluster, Red hat Cluster.

Package Management Services: YUM, RPM.

Virtualization: VMware.

Cloud Technology: AWS.

Professional Experience

Cognizant Technology Pvt. Ltd. (Oct 2015 to Till Now)

Environment : UNIX, RHEL 5 & 6 and 7. VCS and VxVM, Redhat Cluster

Designation : Tech Lead

Ticketing tool : BMC Remedy, Service Now and SDM.

Roles & Responsibilities:

Installation & Configuration

Installing, Configuring, Administration & troubleshooting of Various Linux Platforms like RHEL 5, SuSE Linux Enterprise Server & Solaris – 9, 10.

Installation and configuration of Red-Hat Linux as per requirement.

Installation and configuration of NFS

Monitoring

Monitoring Server status during Patching Tests and reporting Server Performance.

Monitored HP-OV tool for system performance related alert.

Monitoring of different services with help of HPOVO tool.

Configuration of Nagios based on requirement.

Creating rules for Nagios monitoring tool for Incident alerts.

Networking

Scanning & Configuration of Network Interface Card, HBA (Host Bus Adapter)

Network Bonding as per requirement.

Troubleshooting of network related tickets.

Performance monitoring during activity.

System Administration

Working on Linux- L3; Worked on Solaris/SuSE- L2 & VMware/Cluster/VCS – L1.

System Administration support across various technologies and platforms for multiple contract.

Day to day monitoring of system logs, user usage of system resources, CPU and memory utilization.

Setting up quota for accounts on server using quota Management & User Administration.

Troubleshooting the issues related to Performance of OS (SAR, TOP, ect.).

Troubleshooting FS ext3, ext4, related tickets.

FS Management using Logical Volume Manager (LVM).

Memory management like swap space management.

Troubleshooting NFS related tickets.

Performing administrative tasks remotely by using telnet, SSH, etc.

Maintaining scheduled process through CRON.

Configuration and monitoring, Kernel tuning, performance tuning.

Experience with configuration and administration of external storage (SAN/NAS).

Accept outage/problem tickets on server environments.

Kernel parameters modification and kernel tuning as per application requirement.

Dual path and LUNS path checking from OS side.

System Startup troubleshooting Software Deployment and Administration.

Communicate with hardware and software vendors for the RCA.

Taking Day to day Backup and Restore.

Proactively review incident trends and report recurring issues to Problem Management.

Diagnose the cause of the problem, correct the problem or escalate the problem to relevant support team with appropriate priority.

Writing script for day-to-day administration task.

Installation & configuration of VMware tool on test environment.

Installation & configuration Red Hat Cluster Server in test environment.

Red Hat Cluster & SVM (Basic).

Installing of new patches and firmware up gradation.

Sync data between primary to backup site using Storage management using.

VERITAS Cluster Server: Failover and Fallback during DR activities. Managing all services.

Vendor management: Coordinating with different vendors like Red Hat, Dell, and Symantec.

VERITAS Cluster

Knowledge in VERITAS cluster (Fail over and Parallel cluster).

Good knowledge on Resources, Service groups.

Start and Stopping the Service Groups.

Bringing the Resources to online and offline.

Adding, modifying and deleting the Resources to the Service Groups.

Freezing & unfreezing the service groups/systems.

Shree Computers (Mar 2014 to Oct 2015)

Environment : UNIX, RHEL 5 & 6. VCS

Designation : System Lead

Ticketing tool : BMC Remedy, Service Now.

Roles & Responsibilities:

Administration, troubleshooting and performance tuning of 5000+ RHEL6/5 system deployed on Dell PowerEdge 1850/2950/R710, HP ProLiant BL460C, VMware ESX and AWS cloud

Installing local boot and SAN boot servers over network with help of RHN satellite servers

Applying operating system version upgrades, patches, and configuration changes

Scan new LUN, devices to server.

Creating, extending, updating and removing file systems (LVM)

Linux Memory Management, Analysis of Memory Usage, Cache & swap management, Analysis on extracted SAR report

Configuring and managing multipath.

Configuring network bonding.

Configuring network Printers.

Kernel up-gradation.

Configuring and Maintaining virtual machines, extending resources for production machines

Configuring, backup & file restoration on TSM and commvault backup solutions on Linux servers.

Management of file server like FTP, SAMBA and with securing

Implementation and administrating of NIS,NFS server and Automounter.

Creating a problem ticket for frequent issues after a thorough analysis to document RCA.

Performing Virtual Machine Cloning, cold migration and hot migrations.

Managing Virtual machines using Vsphere clienta large deployment of Linux instances on AWS systems with Puppet.

Providing 24X7 support as per the requirement

Mphasis Pvt. Ltd. (May 2013 to Feb2014)

Environment : UNIX, RHEL 5, 6. Solaris 8, 9, 10. VCS

Designation : Lead Infrastructure Engineer

Ticketing tool : BMC Remedy, Service Now.

Roles & Responsibilities:

Managing overseas datacenter remotely over the globe.

Managing more than 8000 Linux servers.

OS patching on Linux, Solaris & AIX boxes as a part of proactive maintenance with High Availability concept (Active/Passive, Active/Active VCS, Oracle RAC cluster).

User management, Creating user-accounts and groups.

File System management and troubleshooting of ext3, ext4, VxFS.

VCS administration- Addition/modification/deletion of new SG & DG, I/O Fencing configuration

Root encapsulation & Root mirroring under VxVm.

VCS upgradation from 5.0 to 5.1 & 6.1 and apply Rolling patch on ALL UNIX flavours

Trouble shooting and configuring NFS server/client.

Monitor System Performance Parameters using iostat, vmstat, sar.

Infrastructure/System Engineering experience with Linux systems utilizing NAS and SAN.

Processes administration and management like monitoring, start/stop/kill various processes.

Scheduled various regular, future queue tasks by using cron jobs.

Implementing RAID levels (RAID 0, RAID 1, and RAID 5).

BIOS, Controller firmware upgradation for different hardware like DELL, HP and sun Solaris.

Kernel parameters modification and kernel tuning as per application requirement.

Dual path and LUNS path checking from OS side.

System Startup troubleshooting Software Deployment and Administration.

Communicate with hardware and software vendors for the RCA.

Hardware replacement or handling servers with coordination of Datacenter operations.

Involved in Disaster recovery (DR) test.

Backup and Restore the file systems using Net backup.

Atos India Pvt. Ltd. (May 2010 to Jan 2013)

Environment : RHEL 4, 5.

Designation : Linux Administrator.

Ticketing Tool : USD12 BMC Remedy.

Roles & Responsibilities:

Logical Volume Administration.

File system access problems and Creating File system / swap file.

Network Multi-patching Administration.

Managing system performance.

H / W Console Administration.

System Startup troubleshooting Software Deployment and Administration.

Disk Layout configuration RAID etc NIS / NIS + / NFS Administration.

Network Connectivity Administration.

OS Installation and OS Upgrades.

Managing system performance and System accounting.

Processes administration and management like monitoring, start/stop/kill various processes.

Vxvm and VCS administration which includes new/modify/delete resources

BIOS, Controller firmware up gradation for different hardware like DELL, HP, and IBM machines.

Dual path and LUNS path checking from OS side.

Pratej Solutions (April 2007 to Feb 2010)

Environment : RHEL 4, 5 and Windows

Designation : Customer Desktop Support Engineer.

Roles & Responsibilities:

XP, Vista, 7, WIN2003, win3k8:-Installation, Configuration, Creating and Managing users, computers and group policies in Active Directory.

Server 2003:-Installation and Configuration of Exchange.

Installation and configuration of Share Point server 2003, 2007.

Creation and managing of share point sites. Creating/Modifying Users, Roles, Groups, Sites Permission.

Installation of operating systems, Windows XP, Windows 2003 and Linux Flavors.

Configuration of the students Laptop for Wi-Fi.

Handling LAN related Problems & providing solutions.

Taking Day to day Backup and Restore.

Handling Internet related Problems & providing solutions on viruses.

Installing & Managing Application Software.

Managing & Maintaining Users, Computers, Groups Accounts, Remote Desktop

Educational Qualification

MBA-IT & Marketing from Pune University. India.

Bachelor Degree in Computer Application form Pune University. India.

Personal Details

DOB (Date of Birth) : 04/03/1988.

Marital Status : Married.

Nationality : Indian.

Languages known : Marathi, English & Hindi

Current Address : B/7, Nirman Classic, Katraj-Kondwa road, Pune-14.

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