Engineer System Administrator

Karthik Raja. J

***********@*****.*** +91-960******* Chennai, India.

Objective

System Administrator with 2.11 years of hands on Linux and Windows Administration experience, seeking for Full time permanent position.

Professional Summary

• Having 2.11 years of experience as a Linux System Administrator in a heterogeneous environment.

• 1.6 years of experience as System administrator at Sais staffing solutions Pvt ltd.

• 5 months of experience as LINUX ADMIN at IRtrends Pvt. Ltd.

• 1 Year of experience as Associate engineer at Zulu Telecom services Pvt. Ltd.

• Installation and Configuration of Red hat, centos Servers 5.0/6.0/7.

• Install, update and upgrade the packages using rpm and yum tools.

• Configuration of Remote Access utilities, providing user access control on services like telnet, ftp and ssh.

• Monitoring the Servers performance using performance monitoring tools like Zabbix, top and ps etc.

• Configuring the LVM (Logical Volume Manager) and extended the logical volumes online.

• Having experience on automation concepts like shell scripting and capable of preparing scripts from a project perspective.

• Maintaining physical and virtual Esxi servers.

• Installation and configurations of SAMBA and FTP servers.

• Responsible for creating, modifying and deleting users, groups and assigning the permissions to users and groups.

• Installation and configuration of mySQl databases and creating databases & creating tables and assigning privileges to MySQL users.

• Taking Backup, replication and restoration of MySQL

• Having experience in Hardware maintenance, replacement of the server, Upgrade of Kernel & OS, Server migration and Virtualization.

• Experience in Remote support for International Clients.

• Active Directory Services; Active Directory Group Policy Objects (GPO); Group Policy Management Console

(GPMC); DHCP; WSUS; DFS and DNS in windows server.

• Adaptable to a changing work environment and proven performer in pressure and deadline driven environments.

• Highly evolved communication and interpersonal skills with ability to lead bridge calls during Technical issues. Education Qualification

• 2012-16 B.E (E.C.E) from Jaya College of engineering and technology, Chennai with an aggregate of 65%. Technical skills:

Platform: Linux

Installing Operating Systems:

• Red hat Linux, CentOS and Ubuntu.

• Installing Packages with rpm and yum.

• Monitoring servers, network devices and virtual machines using Zabbix monitoring tool.

• Performing System Administrators tasks.

• Undergone Training with RHCSA.

• Basic shell scripting.

Configuring Servers: Yum repository, DHCP, FTP, SAMBA, LAMP, apache tomcat, DNS and Zabbix monitoring tool. Platform: Windows

Installation of operating systems: Windows 7, 8 and Windows2010, Windows servers 2008, 2012 and 2016.

• Configuring Active Directory in Windows server and managing users from the group Policy.

• Updating windows desktops and servers through WSUS.

• Worked with backup tools like Nakvio and Unitrends.

• Working with replication using the DFS management tool in Windows.

• Outlook and windows mail configuration.

Firewall: Pfsense

Installation, configuration, managing rules and building VPN access using IPSEC and OPENVPN. Ticketing tool: OTRS

Cloud: Amazon web services (AWS)

• Knowledge on creating and configuring cloud compute services such as EC2 instances.

• Knowledge in IAM, VPC, RDS, Security Groups, AMI and Route53.

• Clear understanding and experience in using AWS services. Experience Details:

Organization : Sais staffing solutions Pvt ltd. (Dec 2018 - present) Designation : System Administrator – LINUX/ WINDOWS Clients : CTL Engineering, Inc.

Organization : IRTRENDS Pvt ltd ( July 2018 - Nov 2018) Designation : Linux Admin - LINUX

Organization : Zulu Telecom services Pvt. Ltd ( April 2017 - April 2018) Designation : Associate engineer– LINUX/ WINDOWS

Client : Airtel

CORE RESPONSIBLITES:

• Perform daily system monitoring, verifying the integrity and availability of all hardware, server resources, systems and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups.

• Monitoring alerts using Zabbix tool and following SLA.

• Handling and response to the mails, such as providing information to users.

• Creating tickets and escalating to concerned teams with OTRS tool.

• Managing User and Group Administration.

• Package Administration (RPM & YUM)

• Performing Schedule Jobs (Cron).

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

• Configuration of remote access utilities, providing user access control on services like Telnet, FTP and SSH.

• Monitoring system resources, logs, disk usage, scheduling and monitoring backups and restore using Nakivo and Unitrends backup tools.

• Configuring firewalls and managing rules to close and open ports or services.

• Restricting access to particular websites using squid proxy server.

• Responsible for setting up FTP servers, Samba installation and configuration, DNS, DHCP servers.

• Active Directory Services; Active Directory Group Policy Objects (GPO); Group Policy Management Console

(GPMC) ; DHCP; WSUS; DFS and DNS in windows server.

• Having knowledge on AWS EC2 Instance creation and having necessary accesses enabled.

• Creating and Maintaining S3 bucket and EBS volumes.

• Knowledge in IAM, VPC, ACL, Security Groups, AMI and Route53 Personal details:

Address : No 12, dhanalakshmi nagar, 7th street, maduravoyal, Chennai-95. Other spoken languages : Tamil.

Preferred Location : Chennai.

Date of birth : 04.03.1994.

Declaration:

I, hereby declare that all the above information furnished to you is true to the best of my knowledge. And I hope you will give me an opportunity to prove my calibre by serving your organization and in achieving the expected results.

Date: [Karthik Raja. J]

Place: Chennai

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