Red Hat Enterprise Linux (RHEL) Freelancers

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Red Hat Enterprise Linux (RHEL) Job Cost Overview

Typical total cost of Upwork Red Hat Enterprise Linux (RHEL) projects based on completed and fixed-price jobs.

Upwork Red Hat Enterprise Linux (RHEL) Jobs Completed Quarterly

On average, 2 Red Hat Enterprise Linux (RHEL) projects are completed every quarter on Upwork.

2

Time to Complete Upwork Red Hat Enterprise Linux (RHEL) Jobs

Time needed to complete a Red Hat Enterprise Linux (RHEL) project on Upwork.

Average Red Hat Enterprise Linux (RHEL) Freelancer Feedback Score

Red Hat Enterprise Linux (RHEL) Upwork freelancers typically receive a client rating of 4.85.

4.85
Last updated: June 1, 2015
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  1. Sergey A.

    Sergey A.

    System administrator (Linux/Unix)

    Russia - Last active: 2 months ago - Tests: 1

    OS: Linux: RHEL/Fedora/CentOS, Debian/Ubuntu FreeBSD 6.x, 7.x, 8x Software: Apache, nginx, Squid, dhcpd, Bind, Unbound, OpenLDAP, OpenVPN, mpd, pf, iptables, Postfix, Dovecot, Samba, pure-fptd, vsftpd, Subversion, Puppet, LVS (ldirecord), Heartbeat, Pacemaker/Corosync, Bacula, Zabbix, MySQL, PostgreSQL, PgPool, KVM, OpenVZ, RabbitMQ Programming languages: Shell/Bash; Basic knowledge Perl, PHP, Ruby, SQL Package creation/maintanace: RPM, DEB

    $33.33 /hr
    2 hours
    5.00
  2. George K.

    George K.

    Senior Systems & Network Engineer

    Greece - Last active: 1 day ago - Tests: 10

    With over 15 years of experience in the IT field, having worked at some of the most demanding environments as a Senior Unix System administrator (FreeBSD/Linux) and a Security expert. I specialize in complex ISP based *nix installations, corporate Mail servers, large high traffic Web servers, Database servers and large ZFS based storage solutions. I have extensive knowledge in Virtualization technology. I have being involved with various types of Cloud solutions especially with OpenStack and CloudStack and KVM I like to deliver fast results with great quality and I never overcharge my clients.

    $30.00 /hr
    670 hours
    5.00
  3. Isiah W.

    Isiah W.

    Expert Linux System Administrator

    United States - Last active: 1 day ago - Tests: 7 - Portfolio: 1

    I am a Linux System Administrator with extensive experience in all facets of server configuration, maintenance and monitoring. I can provide expert assistance with all flavors of Linux and Windows. My core attributes are end-to-end support of high-availability enterprise Linux environments. I am seeking opportunities to fix server related issues and improved performance on any system that you have. I also have experience in MySQL, PHP, Apache, Nginx, Wordpress, Joomla and HAProxy.

    $55.00 /hr
    18 hours
    5.00
  4. Pavel Piatruk

    Pavel Piatruk Agency Contractor

    Linux system administrator

    Belarus - Last active: 1 day ago - Tests: 11

    I have great experience in * Linux maintenance (RHEL, Debian, Ubuntu) * Virtualization: (Vmware, Openvz, Virtuozzo, Xen, KVM), * Cloud hosting (Amazon EC2, AWS, S3), * Networking (dhcp, DNS:powerdns/bind/named, vpn: openvpn/pptp, firewalls: iptables/ipfw, qos, proxies), * Web servers (apache, nginx, lighttpd, tomcat), * Mail servers (exim, postfix, qmail, antispam/ antivirus: clamav/spamassassin/amavis, courier, dovecot), * Bulk marketing (Dkim, spf, high speed/inboxing, interspire), * Automation (puppet, perl/shell/awk scripting), * Monitoring (nagios, zabbix), * Hosting panels (Cpanel/WHM, Plesk, Directadmin). Java, J2EE, Maven, JUnit(DTDUnit, JMock, StrutsTestCase, DBUnit), apache commons, SQL (pl-sql/MySQL/ORACLE/MS SQL), HTML, JS, AJAX, CSS, Spring, Struts, Tiles, ORM/Hibernate, XML, XSLT, Jasper, Ant, JMeter

    Groups: Bluehost Developers and Designers

    Associated with: JazzTeam, NK Support

    $27.78 /hr
    1,323 hours
    4.84
  5. Esteban Hernandez

    Esteban Hernandez

    Esteban Hernandez

    Costa Rica - Last active: 10/09/2014 - Tests: 5

    General Overview Linux Administrator with 5 years experience I am seasoned enough to know to acknowledge when I do not know something, or do not have the answer. There is never “one way” to do something, and no matter how a problem is solved, there is always a better solution. Enjoy challenges and learning. I will not charge for learning general technologies that have application beyond a contracted project. I believe in the power of the web. I believe in the power of cloud computing, and SaaS. Willing to do oncall 24x7 immediate availability. Experience Cloud Services: Amazon Web Services EC2 Elastic IP Console Manager I have recently completed a number of production server deployments to Amazon Web Service (AWS). Each migration included building a new AMI as well as exports/imports of production data. SVN migration to AWS (centOS) dotProject migration to AWS (centOS) Bugzilla migration to AWS Linux (Centos, Ubuntu, Solaris, Suse, Red Hat) Worked for software development company for 4 years maintaining and deploying a wide variety of systems and applications including: LAMP, Bind DNS, PHP, apache, mysql, LDAP, Nagios, Cacti, fortigate firewalls, Joomla, wordpress, Plesk, Jboss4, Tomcat, Oracle, PXE Installs, Vmware, Virtual Box, red hat spacewalk, Bacula, Oracle and Mysql migrations, shell scripting and general sys admin work maintaining and monitoring the data center with over a 100 servers. HP (Technical Account Manager): 1 year experience handling Level 3 linux cases with US based customers, main point of contact between HP and the clients communicating via Email, phone or video chat, helping them resolve the cases from beginning to end engaging engineers from 3rd party software if required and keeping constant communication between the parties.

    $22.22 /hr
    71 hours
    5.00
  6. Guntram Blohm

    Guntram Blohm

    Germany - Last active: 09/13/2012 - Tests: 2

    For more than 10 years, i've been doing contractor's work for a department of AUDI AG. Doing this, i gained a lot of experience pulling data from various sources (spread sheets, databases, Web sites), and analyzing, reformatting and rearranging it. I'm looking forward to small projects consisting of data-scraping or automatical reformatting that i can do in my spare time during evenings. As well, as being a native speaker of german, i would be very qualified to do translation/localization work on software in almost any kind of programming language - C, C++, C#, Perl, PHP, Python, VB, LUA, AngelScript, ... i've worked with all of them, and then a few more.

    $83.33 /hr
    1 hours
    5.00
  7. Kevin B.

    Kevin B.

    System Engineer

    United States - Last active: 11/06/2014 - Tests: 1

    My goal is to help you tackle any IT task quickly and effectively. I can help you build an infrastructure or help you make your current infrastructure more efficient. You name the task, I'll take care of the rest. I'm familiar with: Linux, Windows, Mac, LAMP/LEMP, AWS, and a slew of other web technologies.

    $55.56 /hr
    0 hours
    4.70
  8. Paul S.

    Paul S.

    Senior System Administrator

    Russia - Last active: 05/19/2013 - Tests: 10

    One of TOP10 freelance system administrators in Russia: https://www.free-lance.ru/users/psaux/opinions/ Highly skilled system administration expert with more than 10 years of professional background. Experience in hosting companies, software development companies, government sector. Good in firewalls, IDSes, white hat and black hat security testing, DDOS protection. Providing 24x7 uptime service. My target is to achieve BEST PERFORMANCE of servers with a decent SECURITY level. My motto is: "best system administrator work is when you don't need him in the future".

    $22.22 /hr
    0 hours
    4.67
  9. Ivan Pantovic

    Ivan Pantovic

    Senior System Engineer

    Serbia - Last active: 10/23/2012 - Tests: 5

    System Administrator since rh4.2. I've been in system solution development and integration for last 10 years. Offering help without refund if the problem is easily fixable. System Services Extensive knowledge of Linux operating system and linux based services and solutions: – High Availability, High Performance and Load balancing clustering solutions all based on networking L2/L3 or application levels. – Customer services: mail (SMTP/POP3/IMAP/Webmail), web (Apache, Nginx, lighthttp), DNS (bind, unbound, dnsmasq), FTP (proftp, wsftp), Radius (freeradius), LDAP (openldap), SQL (MySQL), .. etc. System administration of Linux and UNIX flavour based systems. Extensive knowledge of Storage Area Networking solutions based on FibreChannel and iSCSI infrastructure. Programming Programming languages and software management: – Significant competence in SQL, Perl and scripting languages – Ability to read, modify and debug source code written in C, C++ and PHP Networking Extensive knowledge of routing and switching: – Cisco routers series 800, 1700 1800 3700 etc. – Switching equipment: Catalyst 2900, 2950, 3550 – VPN: linux – based PPTP, L2TP, IPsec, OpenVPN solutions. – Linux: firewall (iptables), routing (ip/route) and bridging

    $25.00 /hr
    0 hours
    5.00
  10. Mkhitar Mirumyan

    Mkhitar Mirumyan

    Network and System Adminstartor (RHEL/CentOS Linux, Debian/Ubuntu)

    Armenia - Last active: 14 days ago - Tests: 5

    Personal Data Born date: 19 June 1976: 1a quarter, 2 building, 52 apartment, Charentsavan, Kotayq region, Armenia, 378562 Phone: (+37493)190611 E-mail : mkhitar@gmail.com Education: June 2002. Have completed PhD Thesis at Yerevan Physics Institute and have degree of Doctor of Physics. Oct.1998. oct.2001. PhD student of Theoretical Physics Department at Yerevan Physics Institute. Sept.1993. June 1998Ã. Yerevan State University, Theoretical Physics Department Scientific workshops: 15.08.2002-21.08.2002 UNESCO workshop: “Integrablility in QFT and Quantum Statistics” (Tbilisi, Georgia) 02.06.2003 - 10.06.2003 Summer school on mathematics in string and field theory at ICTP (Trieste, Italy) Work experience: December 13 2010 – to present Head of IT Administrators Group Network and system administrator Linux (CentOS) an d Windows 2008 Based corporate network ( Active Directory, Gateway, VPN server (ipsec from Linux to Cissco, Linux-Linux via ipsec and pptp), Apache, MySQL Database Administration, Mail, FTP and SFT Servers, Linux based SMS Gatway (kannel), basics of traffic shaping, Proxy Server ( Squid, Kerio, Traffic Inspector) iptables ). ACRA Credit Reporting Bureau October 2001 – to present Scientific researcher: Yerevan Physics Institute, Theoretical Physics Department February 2010 – June 2010: Network and System Administrator, Technical Support for billing system customers “Zang Telecom” LLC Monitoring corporate network (Windows Active Directory, company mail server, proxy server, DNS server (FreeBSD based). Network containing amount 10 computers, mail server, NAT (hardware and sofware based realesation of NAT, Cisco routers and smart switchs), hardware and software support. March 2009 – February 2010 Network and system Administrator Georisk LTD and IGS NSA RA Monitoring corporate network (Windows Active Directory, company mail server, proxy server, DNS server, FreeBSD7.0 based proxy and DNS server ). Purchase hardware for company, do technical support for company employers. Network containing amount 80 computers, DNS, mail and Proxy servers, NAT, IT security, hardware and software support. FreeBSD 7.0 based gateway. 03.05.07 - 01.11.2007 Converse Bank CJSC Charentsavan branch as loan officer 01.12.06 - 01.05.2007 "AMC" LTD Administrator of the FreeBSD 4.0 based web hosting server (Appache) 15.05.2006-15.09.2006 “Ponte Solutions” LTD as physicist researcher (in the cool plasma physics area associated with plasma etching and plasma chemistry questions) 12.2004 - 06.2005 Network Administrator (on SuSE 9.1 Linux machine) at Aghayants ev. Word. LTD 2000-2001 Leading specialist at the Software Provision Department at Emergency Management Administration at Government of Republic of Armenia Language Armenian and Russian (fluent) English (technical) Computer experience: MS Windows 2000,XP,7,8 MS Office 2000/XP/2007, AS-Bank 3.0, MS Windows 2000, 2003, 2008, 2012 Servers (basics of Active Directory), MS Office XP/2003,2007 Linux (Red Hat 7.3, 8.0, 9.0, Redhat EL 4,5,6 Fedora Core 4-18 CentOS 5.x,6.x (advance), FreeBSD 4.5, 5.1, 6.0,7.0,7.2,7.3,8.0, Ubuntu/Debian), TCP/IP protocols, basics of programming with C++, (MS Visual Studio 6, 2005, 2008, Borland C++ Builder 6, C Builder X), knowledge of Linux/Unix servers (Squid, DNS, SSH servers, Apache, PostFix Sendmail, PF, Linux SHELL scripting, iptables, iproute2, tc, load balansing), wireless network, VoIP technlogicts and equipments, HPEM (Hybrid plasma equipment model), MCFP (Monte-Carlo feature profile model), PCMC (Plasma chemistry Monte-Carlo Simulation); Basic principles of CMOS designing. Scientific publications: 1 D. Arnaudon, D. Karakhanyan, M. Mirumyan, A. Sedrakyan and P. Sorba J.Phys. A: Math. Gen. 35 (2002) 2353-2359. 2 J. Ambjorn, D. Karakhanyan, M. Mirumyan and A. Sedrakyan Nucl. Phys. B 599 (2001) 547-560. 3. М. Мирумян "Модель Уймина-Лая-Сазерлэнда спина 3/2 в терминах фермионных операиоров рождения и уничтожения "Известия НАН Армении т.37, 4 (2002). 4. М. Мирумян «Фермионная модель Уймина-Лая-Сазерлэнда спина 1» Препринт ЕрФИ 1576(1) 2002. 5. D. Karakhanyan, R. Kirschner and M. Mirumyan Nucl.Phys. B636 (2002) 529-548; nlin.SI/0111032. 6. D. Arnaudon, D. Karakhanyan, M. Mirumyan, A. Sedrakyan, P. Sorba J.Phys. A35 (2002) 2353-2360.

    $16.67 /hr
    0 hours
    5.00