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Red Hat Administration Upwork freelancers typically receive a client rating of 4.71.

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Last updated: August 1, 2015

Popular Red Hat Administration Searches

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  1. Jaijo P

    Jaijo P Agency Contractor

    Sr. Linux System Administrator/Devops Engineer

    India - Last active: 1 month ago - Tests: 7

    I have been a Linux administrator for the past 7 years working at various levels of linux server management. I am looking for opportunities where I can put in my knowledge and experience to provide stable open source solutions to my clients and learn through the new challenges that come up in the projects. Technical Skills ****************** Sound Knowledge in Kerberos, Yum, Rpm, Xen, Kickstart, LVM, RAID, etc. Unix file system structure and Linux file system in particular with a good understanding of Linux File System Hierarchy Standard (FHS). Server configurations in Linux with tweaking, tuning and troubleshooting of these servers including Web server, Mail Server, Proxy server, DNS server etc. Bash scripting language and writing scripts for system administration, automation of tasks and maintenance of the Unix and Linux system and network. Work Experience ******************** Provided Linux training for various companies and PSUs as a technical consultant with a leading Linux training provider. Installed and configured various linux applications like svn, git, openldap, redmine, zimbra, zabbix, sugarcrm, pfsense, samba4, openvpn, nagios, vmware, asterisk, gitlab & openstack cloud as a part of Sr. Devops engineer in a leading IT service provider company. Configured mariadb galera clustering and Fail over with heartbeat and also configured iptables and network routes on various asterisk servers of a telecom company as a part of their devops team. Automated various tasks using ansible and managed nearly 100+ vms with Onapp for a very famous domain registrar (one of the top 3) for their upcoming product which will be soon released where I was one of the senior linux admin. Major projects handled *************************** Remote administration and management linux applicaiton servers of a popular financial management application located in California which works on Apache-tomcat, JBoss, Apache, MySQL & Nagios for monitoring. Installed and configured Zimbra mail server for a leading textile retail chain spread across India. Setup a similar mail Zimbra for another major engineering industry. Setup a e-learning software for a leading private sector bank with Apache load balancing & MySQL replication. Also supported the banks linux servers for regular patchups and tweaks. Providing technical support to Drupal servers of World bank. I am a B.Tech graduate in the Computer Engineering stream from Kerala state university. I have a good command in English which has been beneficial for my clients when they communicate. I am willing to go that extra mile where it counts and am honest when it is required.

    Associated with: Nuventure Technology Solutions Pvt Ltd

    $11.11 /hr
    0 hours
    0.00
  2. Belskii Artem

    Belskii Artem

    systemadmin

    Ukraine - Last active: 3 months ago - Tests: 2 - Portfolio: 1

    Experience in system administration Linux, BSD and Windows systems over 5 years. A short list of services: Setting up a Web server: Nginx + Apache + PHP + MySQL Nginx + PHP-FPM + MySQL ISS + PHP Other variants of layouts. Setting up e-mail systems: Exim Postfix Sendmail With the ability to store usernames and passwords in the database MySQL, web control panel and an effective anti-spam, anti-virus solution. The output from the mail server spam lists, and ensuring the delivery of outgoing mail recipients into inboks, by raising the level of confidence to the server. And many more, among which: FTP - ProFTPd, Vsftpd, FilleZilla VPN - OpenVPN Jabber - Jabberd, Openfire Setting of the control panel server. Installation of various CMS. The subscription server support for 24 * 7 The solution is not trivial problems.

    $25.00 /hr
    8 hours
    0.00
  3. Vivek Chauhan

    Vivek Chauhan

    Server Administrator || Vulnerability assessment | Penetration testing

    India - Last active: 12/04/2014

    I work as Linux Server Administrator, As of now I have worked 8 years for IT industry with almost sphere of computers starting from networking, VOIP, Server Security, Linux Security, WHM, Cpanel, Firewall and the list goes on Have a good knowledge and hands on experience in Apache, Iptables, Openvpn, Sendmail, Postfix, Mysql, FTP, Samba, SVN, Asterisk, Elastix, Mysql replication, WHM, Cpanel, WordPress installation and security, ESXI Virtualization etc. I keep interest in server security field, I found Vulnerability in meany world big comp like google, microsoft, twitter, ICANN.org, HTC Mobile, i am rewarded by microsoft and twitter https://about.twitter.com/company/security http://technet.microsoft.com/en-in/security/cc308575#1113

    $28.88 /hr
    0 hours
    0.00
  4. Jatin K.

    Jatin K.

    Linux Server Administrator

    India - Last active: 6 months ago - Tests: 4

    My name is Jatin kumar. I am working as linux system administrator from last 3 years.i am Redhat certified system administrator & Redhat certified engineer. Technologies involved: - Linux (Debian, Ubuntu, Red Hat Enterprise Linux), Solaris. - Mail Server Setup, Server Hardening, Cpanel, Plesk - Virtualization: VMware ESX, KVM - Apache, Tomcat, JBoss, WebSphere, FreeIPA, OpenLDAP, Kerberos, NTP, DNS - OpenLDAP, AMQP (RabbitMQ, qpidd), PXE - OpenStack, CloudStack, CloudFoundry, Amazon public cloud, AWS, S3, puppet, chef Experienced in Server Management, Server Integration, Stabling Server, Server Performance Tracking and Server Shearing. ============================================ My working area : Responsible for managing the technical side including server security and optimization, application programming, technical problem resolution, and management of the company's technical staff. Responsible for maintaining all running website including all shared hosting, VPS & Dedicate Servers. Provide higher level technical Support Services. Ensuring fault free System Performance (Process, Load & Disk Space) monitoring & fine-tuning of Servers. Accountable for rendering support for the Systems & maintaining up time for all systems as per Customer Defined SLA’s. Involved in troubleshooting of the faults and defects on Servers Operation. Taken care of regular maintenance of Network & Systems with the Organization. Network Design & Security reviews at fixed time intervals. Databases Replication and optimization . Maintaining and Configured 18 shared hosting and 300 Dedicated & VPS Linux servers. 9000+ Websites with LAMP server (Linux, Apache, MySQL, and PHP) services on shared hosting server. 200+ Linux Users with higher level Linux technical Support Services. Configured and Maintaining Exim mail server, Apache web server, DNS server, MySQL database server, Backup server and NFS server. Maintained and configured Zimbra open source Mail server. Deploying and Managing Corporate Mail Server using Postfix (MTA) on Linux Machine. Maintained and Configured Tomcat application Server integrated with Apache. Configured and Maintaining Joomla, WordPress, Drupal, and Magento services as per client requirements. Managing 5 Different Network Zones within the Organization. Taken care of regular maintenance of Network & Systems with the Organization. Troubleshooting Network Connectivity, User Login and Server Booting related Problems. Configuring backups for Scheduled and Unscheduled Backups. Backups of databases & restoration as per requirement. Maintaining the server security (CSF,MOD Security) from various dos,ddos,sql injections, xss, bulk mailing scripts. ===================================================== Advice for Contacting jatin: Server Setup Management o Server Administration o Initial Server Setup o Server Monitoring o Server Backup o Server Hardening o Third Party S/W o Disaster Recovery Datacenter Management Support Management Security Management Virtualization and Cloud Solutions Migration Services Integration Services

    $5.00 /hr
    0 hours
    0.00
  5. Nithin Prakash

    Nithin Prakash

    Linux Server administrator

    India - Last active: 05/06/2014

    I am working as a Linux server admin at Info Park, India. I have worked on the different control panels such as cPanel, Plesk, Interworx, Direct admin etc. My Achievements are: RHCSA certified holder. Certification ID is 130-151-475. RHCE certified holder. Certification ID is 130-151-475. RHCVA certified holder. Certification ID is 130-151-475. L1:cPanel certification: Sales. Certification ID ygqs-628381. L1:cPanel certification: Technical. Certification ID ygs-628381 I have experience on solving the problem based on webs hosting issues.

    $44.44 /hr
    0 hours
    0.00
  6. John N.

    John N. Agency Contractor

    Linux Sys-Admin, DevOps and Web-Master

    Kenya - Last active: 3 months ago - Tests: 4 - Portfolio: 1

    Self-motivated professional with detailed technical understanding of infrastructure components, their dependencies, and interactions between servers, virtual systems, networks, databases. My skills set include: - Administering production CentOS/RHEL Linux servers. - Virtulization - Database Administration (Oracle, Postgre & Mysql). - Maintaining high-traffic Web sites. - Excellent troubleshooting abilities. - Network Security (Penetration Testing) - Server Auditing - Technical Support - Advanced Knowledge of shell scripting (BASH/Python)

    Associated with: DUNLUCH ENTERPRISES

    $22.50 /hr
    2 hours
    0.00
  7. Oleg Ivanov

    Oleg Ivanov Agency Contractor

    Senior DevOps Engineer

    Ukraine - Last active: 2 months ago - Tests: 2

    6+ years of professional experienced as DevOps Engineer, System/Network/Server Administrator and Web Programmer. Except solid background in administration I have profound experience with Python, PHP, JavaScript and Upper-Intermediate English level. Able to handle various multiple tasks and am a reliable, result-oriented personality.

    Associated with: Eshta Holdings Corp.

    $22.22 /hr
    3 hours
    0.00