Rajesh Kumar Email & Phone Number

India

Coimbatore Area, India

IT SYSTEM ADMINISTRATOR (LINUX): KM Medical Software India Pvt Ltd, ELCOT SEZ, Tidel Park, Coimbatore, India – working as an IT System Administrator – 2 years.RESPONSIBILITIES: Installation, deployment, support and maintenance of Server Operating system. Ubuntu families & Windows in production and UAT environment. PXE boot and Kickstart. Windows Server 2012/2016 Active Directory & Group Policy Management Configuration. Gitlab Server Installation & Maintenance. SOPHOS Firewall configuration & VPN maintenance. MYSQL Installation, database creation and backup. Configured LAMP for Dev environment. Support, Monitoring and Administration of Development, Staging and Production Servers respectively. Giving support for Apache, Tomcat on Linux. Giving support for ticket requests on Support Central ticketing application to end-user. Installation and Configuration of Nagios on Linux servers. Installation and configuration of Spiceworks for Inventory Management , Network Monitoring Applying web release on servers from staging and development environment as per request from development team on scheduled time. Monitor Backups of Data on Daily / Weekly Basis on Offsite Backup Server. Giving Disk Monitoring as per alert maintaining disk space and System support. Maintain PROXMOX servers & VMWARE ESXI with its Virtual Machine. Knowledge of Asterisk Communications Server. Maintaining the document details for all the Network Devices, Updating the diagrams as per the changes takes place Managing Asset & Software Inventory maintained by Glpi Asset inventory manager. Remote support for client through Team viewer 14. Managing & Monitoring P2P Leased Lines, Internet Lease Lines like BSNL, Tata and Ariel , VPNs and ISDN links, Escalation and following up with ISPs in case of any link disruptions to ensure seamless Network connectivity. Configuration of Cisco Routers and Switches and working knowledge of VLAN.

Coimbatore Area, India

ASST. NETWORK ADMINISTRATOR: Hindusthan College of Engineering and Technology – worked as an Assistant Network Administrator- 5 years & 9 months, Coimbatore, Tamil Nadu. RESPONSIBILITIES:✓ Hands on experience in installation, configuration and administration of Cisco routers Worked with various data center up gradation and migration pro Maintaining Server, LAN, Wireless networking, D-link router support. Installation and maintenance of Cisco routers, Switches. And servers.Configuring as Key Deliverable on Linux: -✓ Installation and Configuration of Red Hat Enterprise Linux.✓ Kick start installation for new servers & desktops✓ PXE Booting for new servers.✓ Managing NFS Servers & Clients✓ Worked on day to day trouble shooting for both user and system issue.✓ Accountable for User Administration i.e. Adding/Modifying/Deleting the User accounts, ✓ Setting up the SGID and SUID as per requirement and setting up Quota for users Managed and Updated licenses of the server for various software SAMBA administrations.✓ Creating the YUM repository for using in our intranet.✓ LVM and software RAID activity on the server (configuration, increase or decrease the size of LVM, root disk mirroring, LVM-snapshot etc.)✓ Monitoring CPU, Virtual memory, Disk, Network Performance.✓ Installing recommended Packages in LINUX.✓ Manage Disks and File systems.✓ Scheduled various regular schedule jobs using cron.✓ Configure and manage swap space for application requirement.✓ Monitoring server’s space and managed the same. Deleted unwanted files from the server to maintain the space.✓ Package management using the Rpm and source packages.

Coimbatore Area, India

CUSTOMER SUPPORT ENGINEER: Alfa Consultancy Services (HP Authorized sales and service) – worked as a Customer Support Engineer- 2 years-Coimbatore, Tamil Nadu.RESPONSIBILITIES:✓ Extensive customer interaction to determine needs, problems, and effectiveness of repairs & upgrades.✓ Server monitoring and Maintenance by Coordinating with offshore support.✓ Through client network infrastructure had good exposure into Routing and Switching, EthernetsSub netting, VLAN, TCP/IP, VPN, OSI model, Access list and servers✓ Installation – Windows Desktop Versions, Windows 2003, Windows 2008, Windows Server 2012 R2 and Windows Server 2016.✓ Hardware & Peripherals troubleshooting - HP-Compaq/Assembled Desktop and Laptop.

Bachelor Of Engineering - Be, Computer Science

Diploma In Computer Science And Engineering, Cse