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

3

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 4.83.

4.83
Last updated: May 1, 2015
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  1. Sergey A.

    Sergey A.

    System administrator (Linux/Unix)

    Russia - Last active: 1 month 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: 2 days 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
    619 hours
    5.00
  3. Isiah W.

    Isiah W.

    Expert Linux System Administrator

    United States - Last active: 10 hours ago - Tests: 7

    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
    7 hours
    5.00
  4. Pavel Piatruk

    Pavel Piatruk Agency Contractor

    Linux system administrator

    Belarus - Last active: 2 days 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
    1,309 hours
    4.84
  5. 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
  6. 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
  7. Mkhitar Mirumyan

    Mkhitar Mirumyan

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

    Armenia - Last active: 5 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
  8. Alexander M.

    Ruby On Rails developer

    Russia - Last active: 15 days ago - Tests: 1 - Portfolio: 1

    Last 2 years I'm working with linux, nosqls and ror projects. I have enough experience to help to develop highload website based on linux servers. I'm a fast learn fast and always ready to work on interesting tasks. I am looking for any opportunity to help you create a website to optimize the speed of the server or create a native application. Also I am have some experience in linux kernel module development, nosql, data recovery.

    $20.00 /hr
    0 hours
    5.00
  9. Grzegorz W.

    Grzegorz W.

    System and network administrator

    Poland - Last active: 10/09/2014 - Tests: 5

    I love challenges - give me your most difficult and complex projects and I will delivery a robust secure solution that meets your needs. I'm flexible and will offer my professional advice to make sure your project is implemented in the best manner possible. I am a Linux and Asterisk expert and have Redhat certification. I'm also am a CCNA. I have a trained engineer with a masters in computer science and am now doing my PhD in computer science cryptography. I look forward to discussing your project in more detail.

    $22.22 /hr
    104 hours
    5.00
  10. Andrey K.

    Andrey K.

    Linux Systems, Asterisk VoIP, Highload Projects, Troubleshooting

    Russia - Last active: 2 months ago - Tests: 9

    I have 12 year experience with setting up and troubleshooting of Linux/Unix and Open Source Software. I prefer to deal with Debian/Ubuntu and Gentoo, however I can work with any Linux distribution. I've best skills in configuring such services as: Asterisk VOIP, Samba, Apache/nginx web servers, Mysql Database. Security of setup, is what I'm keeping focus on. I think it's one of the most important tasks. Also I'm specializing in solving problems on highload projects, but I'm able to solve problems of any unix-based server. Install, upgrade or toubleshoot services. If you are looking for someone who really knows Linux and can solve your problems, then you found the right person!

    $20.00 /hr
    2 hours
    4.26