Delivered twenty-four hour support for all technology infrastructure needs and issues, for environment including 5 Windows and 8 Linux based servers and 200 desktops and laptops (Windows, MAC and Linux) across three regional offices
Efficiently implemented network file sharing by configuring NFS to share files and resources across the network
Managing corn jobs, at Jobs, batch processing and job scheduling
Hands on experience in protocols such as TCP/IP, DHCP, HTTP, SMTP, SSH, FTP
Installed and configured SSH, SFTP, Managed email (Postfix and Sendmail), LDAP
Installed Apache, IIS and configured Virtual hosts and also experience applying SSL certs for websites, CSR generation
Installation of SAMBA utility software
Create File systems using Logical Volume Management (LVM), LV Extend and Reduce
Linux kernel, memory upgrades and swaps area and performed Red hat Linux Kickstart installations
Provided systems and server management and oversight and resolution of network/connectivity and software issues for local and remote users
Worked with Server OS performing setup, maintenance and troubleshooting for 2000, 2003, 2008, Responsible for building, configuring, and supporting workstations and servers.
Performed hardware builds (upgrades and new machines), set up offsite backup systems, and contributed to system migrations
Good hands on experience in building/managing Virtual Machines in Oracle and VMware virtual environments
Experience in Windows Domain Controller, Active Directory configuration, users and group creation and management, folder permissions, network sharing, backup and maintenance
Responsible for implementing and supporting Microsoft Office (2000, 2007, 2010) technologies
Responsible for LAN/WAN administration and support
Responsible upgraded and maintenance of server hardware components as per requirement.
Worked with different hardware and software vendors to troubleshoot the hardware and software problems.
Strong technical knowledge on Domain(Maintain and updating Domains CName and A Records in Godaddy.com, securepaynet.net, Net4in, Hostgator)
Installed, configured and managed databases MS SQL 2000/2005 Server on Windows

Senior System Administrator

Senior System Administrator

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Job Description

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