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

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Red Hat Enterprise Linux (RHEL) Upwork freelancers typically receive a client rating of 4.75.

Last updated: October 1, 2015
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Esteban Hernandez

Esteban Hernandez

Esteban Hernandez

Costa Rica - 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.

78% Job Success
$22.22 /hr
71 hours

Hesham Hosney

Hesham Hosney Agency Contractor

UNIX/Linux Systems Professional

Egypt - Tests: 8 - Portfolio: 10

thanks for viewing my profile "Honesty and professionalism is my way to success" I'm communications and electronics engineer graduated from faculty of engineering Alexandria university. Diploma in software engineering from information technology institute in Egypt. Red Hat Certified Engineer CCNA Routing & Switching(200-120) strong knowledge in UNIX and Linux systems administration I wrote many automation,optimization,installation and Validation Bash Shell Scripting that provide Solutions on Linux Platform familiar with Networks and applications that runs on Linux/UNIX Platforms I have solid programming experience on System Programming and C under UNIX

Associated with: itianyol33

67% Job Success
$22.22 /hr
201 hours

Grzegorz W.

Grzegorz W.

System and network administrator

Poland - 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

Isiah W.

Isiah W.

Expert Linux System Administrator

United States - 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.

98% Job Success
$55.00 /hr
19 hours

Ibrahim Jafar

Ibrahim Jafar

Software developer, Writer, Translator, Localization Specialist

Egypt - Tests: 7 - Portfolio: 6

I have developed desktop / web applications for 5+ years. I'm using: PHP, JavaScript, HTML, CSS, MySQL, and Python. I'm a GNU/Linux user with 5+ years of experience in RPM-based systems (Fedora, RHEL and CentOS), writing shell scripts and configuring hosting servers. I'm an Arabic qualified writer/translator/localization specialist with 10+ years of experience in writing, translation and localization. In recent years I have been working as a freelance translator, and I am seeking more opportunities in this field. My main areas of specialization are: software localization, translate language files (php, json, xlsx, etc.), scientific, technical and medical translations. I can deliver mistake-free work. I can meet deadlines and can handle multi-faceted projects.

100% Job Success
$12.49 /hr
3 hours

Zaheer Ahmad Khan

Zaheer Ahmad Khan

Seasoned System Administrator, cPanel/WHM, LAMP, AWS EC2, PHP, MYSQL

Pakistan - Tests: 5 - Portfolio: 2

Over the last 8 year I am working with webhosting industry, I have worked with wide range of solutions, Linux based webhosting, Linux system administration, LAMP & LEMP stacks, Cloud Hosting, Amazon AWS, EC2. I am well to do in VPS & Dedicated Server management tasks. Well to do with install, configure & manage with popular web control panels e.g. cPanel/WHM, InterWorx, Direct Admin, Plesk. Beside I also have some experience in Drupal, Joomla & Wordpress CMSs along with HTML, CSS & PHP.

91% Job Success
$10.00 /hr
4 hours

Hoofar Pourzand

Hoofar Pourzand Agency Contractor

Full stack R developer

United States - Tests: 3

I am full stack R developer. You can find more details about my background and my references here: I also am a client with over $10,000 spent on projects since March 2014. Recently I'm also started getting clients from upWork. I look forward to building relationships with clients both inside and outside the US on a long term basis.

Associated with: Lotus Industries and Consulting Group LLC

$30.00 /hr
5 hours

Paul S.

Paul S.

Senior System Administrator

Russia - Tests: 10

One of TOP10 freelance system administrators in Russia: 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

Margulan Moldabekov

Margulan Moldabekov

IT security engineer / devop

Kazakhstan - Tests: 4 - Portfolio: 2

I got nearly 4 years of experience in freelance. I've worked in such fields as load balancing, high-load, databases, system development, i18n & l10n, enterprise solutions (JBoss EAP, IBM Lotus). Now I am focused at devop field. From the beginning security was my passion, so this decided my future development path. As a client you'd be interested what can I do, so this is my skills and abilities: Operating systems: - Linux - *BSD (FreeBSD & OpenBSD) Virtualization: - Xen - KVM - VMware vSphere Programming skills: - C/C++ - Ruby - Python - Javascript - Haskell (beginner) Databases: - MySQL (MariaDB) - PostgreSQL - Mongo - Redis HTTP Servers: - Apache - Nginx Highload: - Haproxy - Hadoop - HBase (DB) - Varnish Messaging Systems: - RabbitMQ - Apache QPid - HornetQ Security: - Wireless security - Kernel hacking - Network security - GDB lover

$14.44 /hr
0 hours

Ivan Pantovic

Ivan Pantovic

Senior System Engineer

Serbia - 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