Linux/Unix system administrator

Alex Nguepi Magloire Langa

E-mail: ***********@*****.***

Tel: 202-***-****

Unix-Solaris/Red Hat Systems Administrator

Professional System Administrator with more than 3 years’ experience in Networking in the United States. Currently responsible for creating users and writing script. trouble shooting systems, managing files and directory permissions. Also deploying webservers with apache, and Lunix Installation.

Unix System Administrator

Timeless Solutions.Inc

Silver Spring-MD

Feb. 2013 to present

Responsibilities:

•Installing and configuring of Solaris 9/10 and RedHat 5.x / 6.x Linux Servers.

•Responsibilities include installation and configuration of hardware and software to current OS release and updating patches and packages for security vulnerabilities on Linux and Solaris Servers.

•Responsible for upgrading / migrating of servers from old Hardware to New Architecture.

•Upgrading Volume Manager from old versions to new version.

•Extensive use of LVM on creating Volume Groups, Logical volumes, Resize Volumes online.

•Implemented Mirrors, Striped volumes using LVM.

•Configuring New SAN LUN's online and Creating / Resizing Filesystem online using LVM, and coordinated with SAN Team for storage allocation.

•Working with Vendor on replacing failed component like CPU / MEMORY etc. including replacing failed disk online.

•Responsible for configuring and managing DNS, LDAP, NFS Troubleshooting and resolving complex hardware, software and network problems.

•Experience with the working on virtualization products like Solaris 10 zones, containers.

•Created ZFS file system in Solaris 10 using Zpool.

•Monitor System Capacity and performance using standard UNIX tools.

•Performed Memory and Swap management to improve optimization and performance of the servers.

•Perform routine server admin tasks like user management, performance enhancement, and system monitoring and disk management.

•Performing custom Jumpstart.

•Responsible for Investigating and troubleshoot issues by determining root cause and remediate application, system, infrastructure issues and take proactive measures to prevent future occurrences

•Writing UNIX Shell scripts for day to day Systems administration tasks.

•Experienced in Installing and Configuring Netbackup Client Software.

•Performed daily backups, restoration of data as per requests.

•Monitoring system resources, log rotation, disk usage, scheduling and monitoring backups, configure application startup scripts.

•Provided 24/7 on call support on a rotational basis during the weekend and at night.

•Attend team meetings, change control meetings to update configuration/installation progress and upcoming changes in environment.

•Creating Change Controls, Resolving Incident Tickets and Problem Tickets using Remedy tool, and ability to multitask in a fast paced environment under strict SLA and resolve Production Incidents with minimum impact.

RedHat 5.x/Linux Server 6.x

•Installing RedHat/Linux operating system, Installing Vmware work station

•Customization and additional users, runleves, user and system customization with scripts.

•Managing File and Directory Permissions, Editing Text Files by using VI editor.

•Installing Additional software, Creating and Managing Yum, Sharing Files with NFS, Sharing Files on a network.

•Configuring DNS Services, Configuring DHCP Services, and Sharing Files with FTP.

•Deploring a Web Server with Apache.

UNIX System Administrator

ABA

Health

Washington DC

April 2012 to January 2013

Responsibilities:

•Responsibilities include installation and configuration of hardware and software to current OS release and updating patches.

•Responsible for upgrading / migrating of servers from old Hardware to New Architecture.

•Performing custom Jumpstart

•Writing UNIX Shell scripts for day to day Systems administration tasks.

•Performing System controller Firmware upgrade on Dell Hardware servers.

•Adding New LUN's to servers and creates / grows file systems.

•Monitored and troubleshoot network and systems activities.

•Performed optimization tasks for Linux Servers by fine-tuning the OS kernel parameters.

•Monitored and troubleshoot LAN/WAN problems.

•Implemented Mirrors, striped volumes using volume manager.

•Upgrading Volume manager from old versions to new version.

•Experience in implementing application/hardware productions changes.

•24/7 Open systems production monitoring and support

System Administrator

Orange Networks

Douala Cameroon

November 2008 to March 2010

Responsibilities:

•Installation and Administration of Sun Solaris 9/10.

•Installation and Administration of DNS, NIS, NIS+, NFS, and Design for Web Hosting by creating virtual IP addresses on Sun Systems and Disk Quota Management.

•Installation and configuration of Apache Web Server on Sun Platforms.

•Writing Unix Shell scripts for day to day UNIX system administration.

•Monitoring and Troubleshooting TCP/IP LAN/WAN Problems.

•Experience in managing and supporting large networks in a heterogeneous environments of UNIX and Windows.

•Expertise in installing latest patches, security fixes, and installing packages on Solaris Servers, and upgrading Servers to current versions.

•Experience on configuring Apache/Tomcat web servers in Solaris.

•Experience on configuring UNIX servers with DNS, LDAP, NFS, Auto mount, and jumpstart servers.

•Experienced in Volume Management, Disk Management, Software RAID Solutions using SVM and LVM

•Experience in Online Resizing Filesystem using LVM, and coordinating with SAN Team for storage allocation

•Closely Worked with Database Administrators and Application Teams on installations and to tune kernel parameters.

•Good Problem resolution skills and Effective communication skills developed through continuous interaction with customers and internal management and a motivating team player.

•Familiar with Change Management Process, Incident Management and Problem Manager Process in Remedy, and ability to multitask in a fast paced environment under strict SLA and resolve Production Incidents with minimum impact.

Education:

Diploma in Computer Engineering Polytechnic Douala

Working towards Bachelor’s Degree in Computer Engineering at ITT Technical Institute- Springfield Virginia

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