Abhishek Chopra

E-mail: acrlc8@r.postjobfree.com

Summary:

• Linux System Administration Professional with Comprehensive understanding of Linux, Unix and Technology Infrastructure.

• Over nine years of Linux System Administration experience in a multi-national company

• Maters - Computer Science relating Information Technologies

• Around 8 years of experience with Red Hat Linux, Centos, Ubuntu and 3 years of experience with solaris

• Experience in troubleshooting Server and unix related issues

• Experience in troubleshooting Local Area Networks (LAN)

• Experience as a Linux Administrator

• A+ Hardware Technician; Network+; RHEL 5, 6 and 7, Solaris 10 ; implementing and set up Linux Servers

• Experience in setting up PXE environment

• Excellent knowledge of different characteristics of networks and unix

• Detailed oriented with outstanding Linux troubleshooting skills

• Excellent interpersonal skills with strong written and verbal communication

• Adaptable with the ability to prioritize and multitask

• Proven record of successfully managing multiple priorities, assignments and projects

• An experienced team player, bringing enthusiasm and energy into group efforts

• Effective writing and communication skills

Technical Skills:

Certification: MCSE(2009), RHCE(2010), Red Hat Enterprise Security: Network Services certified, Red Hat Enterprise Directory Services and Authentication certified.

OS: Windows XP, Windows Vista, REDHAT (v5, v6, v7), UBUNTU, OpenSuse LINUX, Redhat Linux, SOLARIS 10, Virtualization (VMWare, Xen, Oracle VM,), OpenStack

Languages: C, bash

Networking: System Administration, Cisco Routers and Switches Management, LAN/WAN Configuration and Management, DNS, DHCP Network+; LDAP, LAN/WAN Technologies: Ethernet, VLANS

Other: Linux kickstart, Bonding, iptables, Nagios, LDAP, LVM, NFS, Samba,

Professional Experience:

1)Tricore Solutions Pvt. Ltd.

Location Gurgaon-INDIA

Period 03rd Feb 2014 – Till Date

Position Held Sr. Consultant-Systems Administrator (Unix)

Responsibilities:

Work in the UNIX Support Team with the responsibility for the day-to-day system management Solaris, Linux.

Follow the ITIL process, resolve issues within given SLA time.

Downloading and installation of Operating System patches and security updates

Installation of Operating Systems (Red Hat EL 5, 6, 7 )(pxe, kickstart), programs and services.

Puppet administration

Nagios

Working Knowledge Solaris 10 servers.

Managing Linux LVM, ZFS filesystem.

React to automatic and/or manual problem alerts.

Co-ordinate with vendors to resolve problems.

Report and escalate status of problem resolution.

Dell compellent snap, cloning, creating new LUN’s, LUN mapping.

Creating data pool, and virtual machines Vmware ESXi, KVM and XEN,OVM

Virtual Machine management and migration.

2)Dell International Services India Pvt Ltd

Location Noida-INDIA

Period 04th March 2013 – 31st Jan 2014

Position Held System Admin Advisor (Linux)

Responsibilities:

Work in the UNIX Support Team with the responsibility for the day-to-day system management Solaris, Linux.

Follow the ITIL process, resolve issues within given SLA time.

Downloading and installation of Operating System patches and security updates

Installation of Operating Systems (Red Hat EL 4, 5, 6 ), programs and services.

Working Knowledge Solaris 10.

Managing Linux LVM, ZFS filesystem.

Responsible for the support hotline as per the team roster.

React to automatic and/or manual problem alerts.

Co-ordinate with vendors to resolve problems.

Report and escalate status of problem resolution.

Creating data pool, and virtual machines Vmware ESXi,

Virtual Machine management and migration.

3)HCL Technologies Ltd.

Location Noida-INDIA

Period 04th November 2011 – 01st March 2013

Position Held Senior Specialist (Linux)

Project Deutsche Bank (UNIX/ Linux )

Awards Certificate of Appreciation – For Team work and Process Understanding

Responsibilities:

work in the UNIX Support Team with the responsibility for the day-to-day system management of approximately 18000 Global UNIX systems (Solaris, SuSE Linux, AIX). These systems reside on a mix of physical and virtual hosts comprising a vast array of different makes (HP, Oracle, Fujitsu, and SUN) and models with virtualisation technologies from VMware to Solaris Zones.

Follow the ITIL process, resolve issues within given SLA time.

NIS Domains and internal NISTool product, includes management of NIS domains, providing NIS and DB NIS support, planning changes and writing and updating documentation.

• Unix DR coordinator for Global DR Process. Manage the UNIX resource for those tests ensuring they all know their role and responsibilities.

Installation of Operating Systems (Solaris 9 and 10, Red Hat EL 4 and 5, OEL5 ), programs and services

Downloading and installation of Operating System patches and security updates

Team Management.

Perform file system maintenance tasks including expanding the available space on SAN and NAS attached file systems.

Address performance issues relating to slow response, memory/swapping problems, network throughput, high cpu, IO throughput, etc.

Working Knowledge Solaris 10, RHEL 5/6

Veritas VxFS, Linux LVM

Working Knowledge with Enterprise Storage SAN, NAS, Multipath, Powerpath, SVM, LVM, VxFS

Responsible for the support hotline as per the team roster.

React to automatic and/or manual problem alerts.

Co-ordinate with vendors to resolve problems.

Report and escalate status of problem resolution.

Maintain, Build, customize and/or reconfigure servers as per Bank’s standards.

Apply fixes, patches and OS upgrades to servers, as and when necessary.

Deploy and/or roll-out standard tools and utilities necessary to manage and control the computing environment.

4)TechMahindra through Harjai Computers Pvt. Ltd

Location Pune-INDIA

Period 20th April 2011 – 03rd November 2011

Position Held Linux Administrator

Project AT&T - Server Build & Operation Readiness Testing (Linux)

Responsibilities:

Building & Deploying Rhel 4 & 5 Server.

Disk Managing through Raid & LVM.

Storage management like SAN and NAS.

Build the Servers for US & Singapore Clients.

Managing the Server through Remote Installation.

Configuration of network services: SFTP, NFS, SAMBA, DHCP, SSH & DNS, Sendmail, LDAP, kerberos,NFSv4, kickstart, etc.,

Remote Installation of RHEL Linux Server on VMWARE ESX 3.5, Dell Power EDGE, HP, and Sun Blade server

Remote Installation physical server via DELL - DRAC, HP-ILO and virtual servers via Vmware ESX 3.5 (RAID, LVM)

Configuration on various parameter for the server as required by client

Nic- Bonding, installation of SFTP, Apache server, NTP, TCP wrappers

Users, files and permissions, DNS, SSH, RSA etc.,

Monitoring of servers for logs, penetration testing and kernel tuning.

Worked extensively on FTP/SFTP protocol to Transfer the files to the FTP Server with/without Manual Interaction

Responsible for implementing & managing a SFTP Solution Array for transferring or sharing large size files

Installation, configuration & administering Red Hat Linux servers for SFTP and Linux Firewall

5)Karma Industries

Location Noida-INDIA

Period 20th Feb 2008 – 20th April 2011

Position Held Linux System Administrator

Responsibilities:

Implementing and configuring Redhat Linux for:

Provide administration and maintenance for daily operations of information systems that support critical applications to servers. Systems support includes opensuse, LVM, Ubuntu. Utilized LVM and Software Raid to manage disks and file systems.

Installed, configured, and maintained Enterprise Redhat, Ubuntu and Suse systems. Tasked with name services DNS, NIS, LDAP, and client/server computing. Utilized Redhat Linux 5.2 OS, trained in Redhat linux 5.0, 5.1, 5.2, Red Hat Directory Server 8 and ensured the availability, security and functionality of systems. Utilized Shells for scripting changes and improvements. Installed and maintained Red Hat 5.2 Linux and installed Ubuntu 10.0 Linux. Installed Operating Systems using Kickstart.

Installed, configured Enterprise Apache Server

Adding DMZ and proxy on company network through Linux

Mail server: Sendmail

Samba server

Configured and Implementing Firewall (iptables) on linux machine

Remote monitoring through web interface

Installation and configuration of LAMP server

Taking backup of MySql database.

6)IIJT

Location Delhi

Period 5th Jan 2007 – 13th Feb 2008

Position Held Technical Trainer

Responsibilities:

Develop Training content and Standard Operating Procedures for Training

Certified for training, recruitment and further recruiting & training subsequent candidates for different Corporate Sectors.

Providing training on REDHAT

7)Ajanta Prints

Location Noida

Period 05th Feb 2005 – 1st Jan 2007

Position Held Network Administrator

Responsibilities:

Active Directory Installation, Configuration and Maintenance.

User Profile, Group Policies.

Common DNS issues pertaining to Active Directory.

Distributed File System.

Installing, configuring & troubleshooting Microsoft Windows Operating Systems such as Windows XP Pro, Windows 2000 & 2003 Server.

Installation of service packs and security updates.

Troubleshooting critical issues like Server hang and Blue Screen Errors.

Handling windows registry corruption issues.

Troubleshooting Disk Management

Installation & Configuration of Virtual PC 2004 & Virtual Server 2005.

Deployment of Windows Operating System through Remote Installation Services (RIS) & Sysprep.

Analyze, log, track and complex software and hardware matters of significance pertaining to networking connectivity issues, printer, server, and application to meet business needs.

Implementing LINUX FIREWALL.

Coordinate hardware and software installations and upgrades to ensure work is performed in accordance with company policy.

Coordinate and monitor troubleshooting to isolate and diagnose common system problems: document system events to ensure continuous functioning. Recommend course of action and implement as approved.

Educational Qualification:

S. No

Examination

Year

University/Board

1

M.Sc(IT)

2010 – 2012

Sikkim Manipal University

2

Graduation (B.Com)

2009

Delhi University

3

12th

2003

Bhatnagar International School / CBSE

4

10th

2001

Bhatnagar International School / CBSE

References

Available upon request.

Contact this candidate