RHEL Freelancers

Showing 39 freelancers

RHEL Freelancers

Showing 39 freelancers

  • *ix system admin, Researcher, Wordpress, Joomla, Magento expert

    I am RedHat Certified System Administrator.Over last 3 years, I have designed devaloped many website Using PHP, HTML,JQUERY and MYSQL Wordpress.I am expert in Coreldraw and Photoshop. I have developed Infortmation Managment System using core PHP as … more

    I am RedHat Certified System Administrator.Over last 3 years, I have designed devaloped many website Using PHP, HTML,JQUERY and MYSQL Wordpress.I am expert in Coreldraw and Photoshop. I have developed Infortmation Managment System using core PHP as my startup and then woked on various CMS like Wordpress, Joomla and Cakephp. Also I have experties in REDHAT linux Servers, Networking and Java, UML.  less

    php html5 network-administration wordpress rhel 00 more less
    • $6.67 HOURLY RATE
    • 4.5
    • 2 HOURS
    • INDIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 2 TESTS
  • Senior Systems & Network Engineer

    I have over 15 years of experience in the IT field, having worked at some of the most demanding environments as a Security expert and a Senior Unix System administrator (FreeBSD/Linux). I specialize in complex ISP based UNIX installations … more

    I have over 15 years of experience in the IT field, having worked at some of the most demanding environments as a Security expert and a Senior Unix System administrator (FreeBSD/Linux). I specialize in complex ISP based UNIX installations, corporate Mail servers, Web servers, Database servers and large ZFS based storage solutions. I have extensive knowledge in Virtualization technology. I have being involved with various type of Cloud solutions especially with OpenStack and CloudStack. I also perform installations, maintenance and troubleshooting of Network Security devices for corporate based environments. Being very familiar with Cisco ASA, FWSM and Checkpoint SecurePlatform and IPSO. Please visit my blog at http://www.aisecure.net/about for more information.  less

    freebsd security unix-system-administration vpn linux-system-administration centos rhel solaris-administration firewalls mail-server-implementation apache-administration amazon-ec2 virtualization mysql 00 more less
    • $30.00 HOURLY RATE
    • 5.0
    • 349 HOURS
    • GREECE
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 10 TESTS
  • Linux system administrator, DevOps consultant, Nagios expert

    High-skilled self-motivated professional with over 7 years of experience in Linux/Unix administration. Strong skills in hosting services including design of networks, servers and services. I have done some projects for designing of infrastructure from ground zero to ready systems … more

    High-skilled self-motivated professional with over 7 years of experience in Linux/Unix administration. Strong skills in hosting services including design of networks, servers and services. I have done some projects for designing of infrastructure from ground zero to ready systems including dev-area for web development companies. Positive experience in design and implementation solutions for highload web projects. Linux system administrator (Debian/RHEL5) with Ruby/Rails software development background, involved into web projects as build and configuration manager (Ant/Hudson/Jenkins/Rake/Capistrano).  less

    unix-shell linux-system-administration tcp-ip centos ubuntu postfix sendmail apache-administration nginx mysql ruby php python virtualization jenkins capistrano nagios bash rhel 00 more less
    • $28.00 HOURLY RATE
    • 5.0
    • 8 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 7 TESTS
  • Linux system administrator

    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 … more

    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  less

    linux-system-administration lamp-administration mail-server-implementation network-administration mysql apache-administration virtualization amazon-ec2 amazon-web-services amazon-s3 unix-shell nagios bash openvpn security squid subversion iptables dhcp exim centos plesk ubuntu cpanel whm nginx postfix rhel 00 more less
    • $22.22 HOURLY RATE
    • 4.8
    • 1221 HOURS
    • BELARUS
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 11 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • Professional Server Help (Linux Administrator)

    Melbourne based System Administrator with expertise in Linux Server optimization, security and service deployment on VPS/Physical, Cloud Platforms(AWS,Rackspace). I believe in getting the job done with the best possible quality. Period. Clear timely communication with the clients … more

    Melbourne based System Administrator with expertise in Linux Server optimization, security and service deployment on VPS/Physical, Cloud Platforms(AWS,Rackspace). I believe in getting the job done with the best possible quality. Period. Clear timely communication with the clients and their team is always my priority. I have been working with all the major providers: Rackspace, Amazon, Softlayer, Godaddy, Hostgator, Bluehost, Linode, DreamHost, Mediatemple, Lunarpages. Expertise in Linux Administration is as follows (but not limted to) Server Distributions: RedHat, Centos, Fedora, Debian, Ubuntu, Gentoo, Suse, Mandriva, Opensuse, Knoppix, Slackware. Web servers: Apache, Lighttpd, Nginx, Tomcat File servers: Proftpd, Pureftpd, Vsftpd, Sftpd, TFTP, NFS, Samba DNS servers: Bind9, MyDNS, NSD Mail servers: Postfix(TLS,SASL), Exim, Sendmail, Qmail, Dovecot, Courier. Logging services: Syslog, Rsyslog, Syslog-ng Proxy servers: Squid(forward and reverse proxy), nginx, pound, lighttpd. Firewalls: Iptable scripts and Advance Policies Firewall with bruteforce detection. Firewall configuration: NAT, IP Masquerade Jabber servers: Openfire, Ejabberd, Djabberd Database servers: MySQL, Postgresql Backup: Bacula, bash scripts. VPN: PPTP Virtualisation: Openvz/Virtuozzo, Xen, Qemu, KVM, VMware Server, Parallels Workstation, Virtualbox headless, HyperVM. Monitoring: Nagios, munin, zabbix, zenoss Automation: Puppet(fan), custom bash scripts. Revision control: Git(fan), Subversion Package management: yum, rpm, dpkg, aptitude, apt-get, emerge Security: Nessus, John The Ripper, Tiger, PGP, GPG, nmap, Openvas, Snort, Ettercap, arpwatch, SSH, SSL, TLS, TCP Wrappers, Ethereal, dsniff, tcpdump, portsentry, rkhunter, chkrootkit, clamav, SPF, Spamassassin, domain keys. Cloud computing: Amazon (EC2, EBS, S3, CloudWatch), Rackspace services. Assessment tools: sar, vmstat, iostat, mpstat, netstat, iptraf, iftop, lsof, ntop, serverstats Misc services: NTP, Cups, DHCP, Dnsmasq  less

    lamp-administration apache-administration linux-system-administration postfix whm iis unix-shell mysql vpn nagios munin ftp cpanel plesk nginx postgresql lighttpd subversion puppet-administration ssh iptables drupal wordpress domain-migration mail-server-implementation openvz virtualization redmine amazon-ec2 amazon-web-services amazon-s3 rackspace-cloudservers virtuoso bash exim firewalls ssl centos ubuntu security email-deliverability-consulting mailenable ffmpeg atlassian-jira python rhel 00 more less
    • $40.00 HOURLY RATE
    • 5.0
    • 1010 HOURS
    • AUSTRALIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 1 TEST
  • Unix & Storage Administrator

    Over the last 7 years,I have worked for providing support/maintaining services on Oracle-Solaris,HP-UX, IBM-AIX,Linux System Administration,Server & Storage integration and break fixing project. I am seeking opportunities for system and storage administration from ground up you … more

    Over the last 7 years,I have worked for providing support/maintaining services on Oracle-Solaris,HP-UX, IBM-AIX,Linux System Administration,Server & Storage integration and break fixing project. I am seeking opportunities for system and storage administration from ground up you or your business. I have also additional experience in the following Area : Oracle-Cluster , VCS and Veritas Net-backup.  less

    solaris-administration hp-ux rhel emc-symmetrix clustering vmware-administration vmware-esx linux-system-administration windows-administration windows-xp-administration 00 more less
    • $27.78 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • C++ on Linux platform Application Developer

    • Software Engineer, experience of more than 4.2 year with expertise in C/ C++ language using POSIX standard and Qt UI on Linux platform. • Possess excellent programming skills while following the best practices and architecture (Sequence and TLD Diagram) design … more

    • Software Engineer, experience of more than 4.2 year with expertise in C/ C++ language using POSIX standard and Qt UI on Linux platform. • Possess excellent programming skills while following the best practices and architecture (Sequence and TLD Diagram) design patterns. • Possess good understanding on case diagram on behalf of end user requirement. • Possess good Architecture designing with integration using RFP in multi CSCI’s projects. • Experience of SDLC and played crucial responsibilities during requirements gathering, production and system integration testing. • Follower of object oriented design and analysis. • Industrial Experience of highly Service and product Oriented Architectural organization. • Bright student of B.Tech - Electronics and Communication Engineering (ECE) branch with good record.  less

    c++ postgresql valgrind multithreaded-programming qt fedora rhel vim wireless-network-implementation 00 more less
    • $11.11 HOURLY RATE
    • 4.6
    • 1 HOURS
    • INDIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 0 TESTS
  • 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 … more

    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.  less

    perl linux-system-administration apache-administration sql oracle-database ibm-db2 c nagios centos rhel 00 more less
    • $83.33 HOURLY RATE
    • 5.0
    • 1 HOURS
    • GERMANY
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
  • Linux Admin | Amazon EC2 Admin | AWS Expert| AWS Load Balancing

    I've been working for 3+ years as a Linux Admin, EC2 Admin, AWS Admin, Linux Command line expert etc and have successfully completed various projects in this domain. Skills: |- Administration:Linux, Unix |- Cloud Services: Amazon EC2, AWS, Elastic Load … more

    I've been working for 3+ years as a Linux Admin, EC2 Admin, AWS Admin, Linux Command line expert etc and have successfully completed various projects in this domain. Skills: |- Administration:Linux, Unix |- Cloud Services: Amazon EC2, AWS, Elastic Load Balancing, S3 etc |- Scripting: Bash, Python, Cron jobs |- Databases: MySQL, PostgreSQL etc. |- OS: RHEL, Fedora, Debian, CentOS, Ubuntu, Arch, Unix, Gentoo etc |- Web servers: Apache, IIS |- Application Servers: Tomcat, Jetty, Resin etc |- Windows: Windows Server 2008 |- Other tools: SVN, ffmpeg etc  less

    linux-system-administration amazon-ec2 centos rhel ubuntu network-security unix-system-administration python apache-administration apache-tomcat 00 more less
    • $10.00 HOURLY RATE
    • 5.0
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • Esteban Hernandez

    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 … more

    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.  less

    centos ubuntu apache-administration php mysql jboss bugzilla amazon-web-services apache-tomcat amazon-ec2 wordpress sendmail home-automation rhel 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 71 HOURS
    • COSTA RICA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
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