OBJECTIVE:

To achieve meaningful employment with a company as a System Administrator, which will allow me to address and solve your company’s technical needs, by applying my experience within the areas of system administration and ability to complete deadline - driven projects.

SUMMARY:

• Over 4 years of IT industry experience with Unix System Administration and Support of various applications on UNIX-Sun Solaris and Red Hat Linux 6, and multi-server environments;
• Installing, upgrading and configuring Servers and Systems using Jumpstart and Kick Start Installation, as well as manual installations; Also supporting an Enterprise SAN Storage environment.
• Monitoring and administration of Sun Solaris, Linux Servers and clients in an Open Systems environment, and on Enterprise class servers for operating systems, software, patches, hardware and drivers;
• Experienced in Networking and protocols such as TCP/IP & NFS.

TECHNICAL SKILLS:

OPERATING SYSTEMS: Red Hat Linux 6.4

HARDWARE: Sun T2000, T5120 T5420, V490 and Dell server, Hitachi USPV, EMC VMAX, and DCX switches

NETWORKING: TCP/IP, NFS, KICKSTART and AUTOMOUNT

PROFESSIONAL EXPERIENCE:

Linux System Admin

Confidential, Westminster, MD

Responsibilities

• Creating and maintaining Local Repository Installation and administration of RHEL 6.4 and Cent OS 5. Configured kickstart server and updating/applying patches to the servers using Yum and RPM.
• Remote system administration using tools like SSH and Telnet.
• Planning and implementing system upgrades including hardware, operating system and periodical patch upgrades. Installation, configuration and administration of VMware.
• Automation of jobs through crontab and autosys.
• Applied appropriate support packages/patches to maintain system integrity.
• Performed capacity analysis, monitored and controlled disk space usage on systems.
• Monitored system activities and fine tuned system parameters and configurations to optimize performance and ensure security of systems.
• Adding servers to domain and managing the groups and users.
• Custom build of Linux servers which includes adding users, SAN, network configuration, installing application related packages, managing services. Management and monitoring of various services using Service Management Facility and Service Administration.
• Designing Firewall rules for new servers to enable communication with application Working on Volume management, Disk Management, software RAID solutions and coordinated with SAN Team for storage allocation and Disk Dynamic Multi path. Fine tuning of Servers and configuring networks for optimum performance.
• Organized various meetings with teams as mentioned above for tracking their requirements as inputs to get this done and designed the plan/steps involved and took user approvals. Setting up network environments using TCP/IP, NIS, NFS and DNS. Set up user and group login ID's, printing parameters, network configuration, password, resolving permissions issues, user and group quota. Creating and maintaining user accounts, profiles, security, rights, disk space and process monitoring.

Unix/Linux Systems Administrator

Confidential, Bowie

• Installation, configuration, maintenance of Sun Solaris 10 and Linux Servers and Workstations.
• Creation of Users, Groups and mount points for NFS support
• Management of user accounts, files and directory permissions, and securing UNIX systems to match industry best practices;
• Provides system administrative support for servers and workstations.
• VMware
• Virtualization
• RedHat 6.3 Administration (centos)
• OS patching and Kernel Upgrading
• Maintain and support 350 servers
• Support Oracle T-Series Serve
• Software and hardware upgrades and routine systems maintenance by installing current Patches and Packages.
• Updating system and software’s with package management tools like RPM and YUM
• Installation and configuration of SSH software to provide secure logins for clients involved in shell and data transfer.
• Installation and configuration of VMware workstation on Linux platforms.
• Creating swapfiles and LVM drives on Linux systems.
• Providing support for Solaris system activities and support issues. Use of Remedy ticketing to uphold an on call resolution policy and provide audit trails for problem fixes.
• Providing technical direction and thorough documentation for UNIX and Linux administration procedures and problem resolution.
• Configuring distributed file systems and administering NFS server and NFS clients and editing auto-mounting mapping as per system / user requirements.
• Maintaining appropriate file and system security, monitoring and controlling system access, changing permission, ownership of files and directories, maintaining passwords, assigning special privileges to selected users and controlling file access, monitoring status of process in order to increase system efficiency.
• KVM server installation and maintenance, guest operating system creation and troubleshooting.

Junior UNIX System Administrator / Desktop Support

Confidential - Ellicott City, MD

• Setup OUs, user accounts, emails in Active Directory, implement policies in group policy management server 2008 
• Set up/configure Microsoft Outlook 2003/2007/2010 , archive and migrate pst files and troubleshoot outlook connectivity issue including sending and receiving emails, retrieving lost emails and archives, repair corrupted Outlook 
• Troubleshoot MS Exchange Server 2003, delete log files to increase hard drive space  • Utilized Cisco call manager to configure Cisco VoIP phones 
• Troubleshoot and repair corrupted MS Word, Excel resolve accessing file issues, errors, conversion issues  • Diagnose and troubleshoot hardware issue including, NIC, Wi-Fi card, hard drive, display screen, motherboard 
• Repaired registry errors, corrupted software using Troubleshooter Uninstaller, MS Fix It 
• Image computers with Windows 7/XP using Ghoscast server, rename PC and add it to domain.
• Assisted senior-level administrator in various aspects of UNIX server administration including installing and maintaining the operating system software, performance monitoring, problem analysis and resolution and production support;
• Established and maintained user accounts, assigned file permissions and established password and account policies;
• Troubleshoot and resolved basic level system hardware, software and communications problems;
• Performed basic system monitoring, verified the integrity and availability of all hardware, server resources, systems and key processes, reviewed system and application logs, and verified completion.
• Monitored server and application performance &tuned I/O, memory;
• Installation of SSH and configuring of keys bases authentication;
• Maintaining appropriate file and system security, monitoring and controlling system access, changing permission, ownership of files and directories, maintaining passwords, assigning special privileges to selected users and controlling file access, monitoring status of process in order to increase system efficiency, scheduling system related cron jobs.