Network Administrators & Consultants

Showing 5,115 freelancers

Network Administrators & Consultants

Showing 5,115 freelancers

  • Citrix and Microsot Senior Engineer

    I've been administering Microsoft and Citrix server infrastructures for the last 8 years, and have in-depth experience with design, deployment, repair and support of all Citrix, VMWare and many Microsoft technologies. My experiences range from server administration roles, specialized … more

    I've been administering Microsoft and Citrix server infrastructures for the last 8 years, and have in-depth experience with design, deployment, repair and support of all Citrix, VMWare and many Microsoft technologies. My experiences range from server administration roles, specialized application support, desktop support, administrator to advanced virtualization implementations jobs combined with programming skills . For the last three years I've also been working with a Virtualization Consulting Company to design, build and support the following: Citrix VDI-in-a-BOX, XenApp, XenServer, XenDesktop, NetScaler products Microsoft RDS, Server 2003 - 2012 R2, Hyper-V VMWare ESXi 3 years Experience with desktop Virtualization on Citrix products. Citrix (CCA, CCAA, CCEE, CCIA) Microsoft (MCP, MCDST, MSCA, MCS, MCITP, MCSE) Excellent technical skills on Enterprise networks Expert-level hands-on operation of Citrix Products and associated third party management and support tools. Experience leading VDI (View and/or Xen) projects; Experience working as a consultant; Experience architecting and managing streaming applications over a VDI environment. I am confident I'll be a great asset to your project or organization, and look forward working with you! Certifications : Citrix : CCA Citrix Certified Administrator XenApp 6.5 CCAA Citrix Certified Advanced Administration XenApp 6.5 CCA Citrix Certified Administrator XenDesktop 5 CCA Citrix Certified Administrator XenServer 6.0 CCEE Citrix Certified Enterprise Engineer CCIA Citrix Certified Integration Architect CCP-V Citrix Certified Professional - Virtualization CCE-V Citrix Certified Expert - Virtualization CCA Citrix Certified Associate - Networking Microsoft: MCITP Virtualization Administrator on Windows Server 2008 R2 MCSA 2012 / 2008 / 7 MCSE 2012 Server Infrastructure Solutions Expert MCSE 2012 Private Cloud MCSE 2012 Desktop Infrastructure MCP Microsoft Certified Professional MCDST Microsoft Certified Desktop Support Technician on Windows XP Microsoft Specialist 2012 Server Virtualization with Windows Server Hyper-V and System Center Specialist MCTS Windows 7, Configuration MCITP Enterprise Desktop Support Technician on Windows 7 MCSA Windows 7 (MCSA) MCTS Windows Server 2008 Active Directory, Configuration MCTS Windows Server 2008 Network Infrastructure, Configuration MCTS Windows Server 2008 Applications Infrastructure, Configuration MCITP Enterprise Administrator on Windows Server 2008 MCSA Windows Server 2008 (MCSA) MCTS Windows Server 2008 R2, Server Virtualization MCTS Windows Server 2008 R2, Desktop Virtualization Other : ITIL V3 Foundation Certified IT Service Management Apple Product Professional Strong VCP, Cisco CCNA , Hardware knowledge, software development Pascal,c++,visual c++, SQL, Java, Active Directory & Exchange,Lotus Notes Remedy, Tivoli, Assyst Ability : team spirit, optimist, sociable, high capacity of learning, dynamic, flexible, skilled team leader, organized, efficient.  less

    citrix-xenserver citrix-netscaler vmware-administration microsoft-hyper-v hardware-troubleshooting linux-system-administration helpdesk-support itil windows-xp-administration windows-8-administration 00 more less
    • $50.00 HOURLY RATE
    • 5.0
    • 116 HOURS
    • ROMANIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
    GROUPS:
  • OpenX, JIRA Expert and Systems Engineer

    A highly efficient, methodical and talented IT professional having considerable experience of developing, implementing and managing networks, data centres, servers and virtual servers. Possessing a broad range of developed skills gained through establishing full IT projects, networks and infrastructures, website … more

    A highly efficient, methodical and talented IT professional having considerable experience of developing, implementing and managing networks, data centres, servers and virtual servers. Possessing a broad range of developed skills gained through establishing full IT projects, networks and infrastructures, website design and development from initial conception to completion, including customer liaison, design, testing and successful implementation within budget, scope, timescales and process limitations in a customer focused, multi-site business environment. Extensive LAN/ WAN/ Hardware/ Software experience. Pro-active approach to working cross-functionally, maintaining the delivery of I.T. services and technology projects. I have extensive experience particularly in OpenX (Revive Adserver), AWS, JIRA and Server Administration.  less

    openx vmware-esx network-administration scrum atlassian-jira 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 1193 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 4 TESTS
    GROUPS:
  • Cisco Expert -VOIP-Linux

    Cisco ISP Engineer , with over two Years experience in an ISP company , i have a great experience in dealing with complex ISP networks and other networks . In addition to being CCNP Certified , i have an experience in implementing ,monitoring & Troubleshooting … more

    Cisco ISP Engineer , with over two Years experience in an ISP company , i have a great experience in dealing with complex ISP networks and other networks . In addition to being CCNP Certified , i have an experience in implementing ,monitoring & Troubleshooting various cisco networks. In addition to Cisco , I have an experience in squid cache servers and integrating it with Cisco equipment and Linux Voip servers such as Elastix & freepbx. Also i have an experience with Microsoft Active directory & DNS. I can and will deliver great results with short time and client satisfy.  less

    linux-system-administration network-administration cisco-routers cisco-asa elastix freepbx squid radius 00 more less
    • $35.00 HOURLY RATE
    • 5.0
    • 10 HOURS
    • PALESTINIAN TERRITORIES
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
  • Computer Engineer

    MikroTik Certified Consultant (http://www.mikrotik.com/consultants/latinamerica/venezuela) Ubiquiti Certified Consultant. +7 years of experience in Analysis, Design, Development, Coding, testing in -PHP 5.5+ -Python -jQuery -HTML -XML -JSON -Zend Framework -Django Framework -Laravel Framework -AJAX -CSS … more

    MikroTik Certified Consultant (http://www.mikrotik.com/consultants/latinamerica/venezuela) Ubiquiti Certified Consultant. +7 years of experience in Analysis, Design, Development, Coding, testing in -PHP 5.5+ -Python -jQuery -HTML -XML -JSON -Zend Framework -Django Framework -Laravel Framework -AJAX -CSS 2/3 -MVC Databases -MySQL 5.0 -Oracle 10g -PostgreSQL 8.4, 9.2 Web Server -Apache -Tomcat Networking -MTCNA - MikroTik Certified Network Associate -MTCRE - MikroTik Certified Routing Engineer -MTCWE - MikroTik Certified Wireless Engineer -MTCTCE - MikroTik Certified Traffic Control Enginee -Ubiquiti Networks (UAC). airVision, Unifi. airMax. -Cisco -Captive Portal (ChilliSpot, Unifi, Mikrotik) - Cloud (Amazon AWS, Google) - FreeRADIUS.  less

    php zend-framework mikrotik-routeros html5 css3 network-administration jquery ubuntu python 00 more less
    • $40.00 HOURLY RATE
    • 4.6
    • 522 HOURS
    • VENEZUELA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 2 TESTS
    GROUPS:
  • Server Infrastructure / Application & Desktop Virtualization

    - To assist any company to successfully discover, develop and implement their talent with the talents and knowledge that I've been blessed.. - To educate and help our valuable customers to take the wisest choise for their investment, and lead them … more

    - To assist any company to successfully discover, develop and implement their talent with the talents and knowledge that I've been blessed.. - To educate and help our valuable customers to take the wisest choise for their investment, and lead them to be succesful. - To succesfully impact the life of anyone who come into my life, applying the right foundations: Trust, Responsibility and Integrity, and fulfill the purpose and destiny for what I've been created for. AREAS OF EXPERTISE - Leadership Skills - Oral & Written Communications - Time Management - Detail Oriented - Critical Thinking - Customer Relations - Staff/Client Training & Mentoring - Multitasking - System Integration - Server Engineering - Network Administration - Monitoring Results - Strategic Planning - Resource Optimization - System Analysis, Redesign & Testing - Application System Development - Software Quality Assurance SKILLS * Knowledgeable on Infrastructure and Networking technologies that include solutions based on Microsoft, Citrix, Altiris, VMware, Novell, and Linux products. * Database administration * Software QA & Testing experience (2.5 years) * System Testing, Design, and Programming skills with languages like Java, .NET VB/C#, Ruby, php and python. * Project Management Skills * Basic skills on Ethical Hacking and Penetration Testing - IT Training (Microsoft, Citrix and VMware)  less

    virtualization project-management software-testing systems-development technical-documentation citrix-xenserver education-technology distance-education vmware-administration windows-administration 00 more less
    • $30.00 HOURLY RATE
    • 5.0
    • 123 HOURS
    • MEXICO
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 9 TESTS
  • US-Based Microsoft and Citrix Systems Engineer

    I've been administering Microsoft-centric server infrastructure for the last 7 years, and have in-depth experience with design, deployment, repair and support of all Citrix, VMWare, RES, and many Microsoft technologies. My experiences range from server administration roles, specialized application … more

    I've been administering Microsoft-centric server infrastructure for the last 7 years, and have in-depth experience with design, deployment, repair and support of all Citrix, VMWare, RES, and many Microsoft technologies. My experiences range from server administration roles, specialized application support, desktop support, virtualization implementation and administration to advanced networking jobs. For the last three years I've also been working with Virtualization Consulting firms to design, build and support the following: -Citrix XenApp, XenDesktop, XenServer, NetScaler products -VMWare ESXi and View -RES Workspace Manager, Automation Manager, Orchestration/IT Store -Microsoft RDS, Server 2003-2012R2, Hyper-V I am confident I'll be a great asset to your project or organization, and look forward to working with you!  less

    citrix-xenserver windows-administration vmware-esx microsoft-hyper-v-server 00 more less
    • $83.33 HOURLY RATE
    • 4.9
    • 466 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • Web developer & designer

    Over the last 4 years, I have developed a wide range of websites using PHP, and MySQL,HTML,Wordpress,Joomla,Drupal including sites for startup companies and small businesses. My core competency lies in complete end-end management of a new … more

    Over the last 4 years, I have developed a wide range of websites using PHP, and MySQL,HTML,Wordpress,Joomla,Drupal including sites for startup companies and small businesses. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business. I also have some experience in the following areas: CSS, Bootstrap, Foundation, Javascript, Jquery, Ajax, OOP, MailChimp, Campaign Monitor, Web Scraping and software design and testing,Adobe Photoshop.  less

    php mysql javascript jquery ajax html joomla wordpress css adobe-photoshop 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 790 HOURS
    • INDIA
    • LAST ACTIVE
    • 8 PORTFOLIO ITEMS
    • 6 TESTS
  • Linux System Engineer

    I have been working on deploying and managing Linux web servers using different technologies, Apache , Nginx, Varnish-cache, Php-fpm, Fcgi, Dso, SuPhp, Cpanel, Webmin, Virtualmin, Memcached, Apc, etc... and i have specialized at increasing website performance and making the best use … more

    I have been working on deploying and managing Linux web servers using different technologies, Apache , Nginx, Varnish-cache, Php-fpm, Fcgi, Dso, SuPhp, Cpanel, Webmin, Virtualmin, Memcached, Apc, etc... and i have specialized at increasing website performance and making the best use of machine resources. I also have experience in automating server recurring tasks and application deployment and configuration using bash and python. I always look forward to use my knowledge in managing Linux servers, learning new technologies, enhancing my current knowledge and skills and passing my knowledge to others.  less

    python wordpress linux-system-administration bash data-backup memcached performance-tuning cpanel apache-administration nginx 00 more less
    • $21.11 HOURLY RATE
    • 5.0
    • 562 HOURS
    • EGYPT
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 6 TESTS
  • Microsoft Infraestructure Administrator (Exchange and Windows Server)

    Microsoft Exchange 2007/2010 & 2013 Versions Windows Server 2003/2008/2012 and its R2 versions Windows Azure Experience and IaaS good practice knowledge Server Services (Roles & Features) Experience Active Directory + GPO RPD Services Networking / Virtual Networking (Vmware/Hyper-V) TMG 2010 … more

    Microsoft Exchange 2007/2010 & 2013 Versions Windows Server 2003/2008/2012 and its R2 versions Windows Azure Experience and IaaS good practice knowledge Server Services (Roles & Features) Experience Active Directory + GPO RPD Services Networking / Virtual Networking (Vmware/Hyper-V) TMG 2010 / ISA SERVER 2004/2006 Scripting languagues (Windows Powershell ,DOS,VBS) Programming Languagues using C#/Vb.net (vacations form in Manapro, using VS2012 & InfoPath designer/report from disk on critical servers in HTML5) Basic Support to Unified Communications Sharepoint 2010/2013 (Implementation/Configuration) Technical support using Teamviewer & RDP Intermediate SQL Servers Advanced Excel Macros  less

    windows-administration microsoft-windows-powershell microsoft-exchange-server windows-azure microsoft-sharepoint-administration sharepoint-designer microsoft-sharepoint-development c# microsoft-sql-server-administration 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 3 HOURS
    • MEXICO
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 7 TESTS
  • GNU/Linux Systems Administrator

    Self-motivated with more than 10 years of experience in GNU/Linux systems administration. Over the last five years, I have used Gentoo Linux as my primary desktop and created my own workspace environment that helps me to quickly and professionally … more

    Self-motivated with more than 10 years of experience in GNU/Linux systems administration. Over the last five years, I have used Gentoo Linux as my primary desktop and created my own workspace environment that helps me to quickly and professionally troubleshoot, setup and monitor various type of *nix servers. Essential skills and technologies: + HTTP Servers: Apache httpd, lighttpd, Nginx, LiteSpeed. + HTTP Accelerators/Proxy: Varnish, Squid, Ziproxy. + Troubleshooting: DebugFS, *Tracing, GDB, Valgrind, Perf. + AntiVirus/AntiSpam: ClamAV, Yara, SpamAssassin, Honeypots. + Monitoring: Zabbix, Monitorix, NTop, Nagios, Munin. + Server Control Panels: WHM/CPanel, Webmin, VestaCP, CWP, DirectAdmin. + Continuous integration: Jenkins, TeamCity, Buildbot. + Virtualization/Chrooting: VirtualBox, Cuckoo, LXC, systemd-nspawn... + Scripting: Bash, Perl, Lisp, Lua, Python. + DNS Authoritative/Recursive: BIND9, PowerDNS, Unbound, Dnsmasq. + Mail services: Exim, Dovecot, Postfix, Sendmail, Atmail, CommuniGate Pro. + Security: SELinux and Paranoia :-). I have worked with all of these technologies/tools and in some of them I'm contributor. -- Best Regards. Mindaugas N. <work@posix.lt>  less

    system-administration linux-system-administration embedded-linux whm cpanel lamp-administration network-security unix-system-administration redhat-administration apache-administration 00 more less
    • $15.00 HOURLY RATE
    • 4.8
    • 2 HOURS
    • LITHUANIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 11 TESTS
loading