Virtualization Professionals & Consultants

Showing 354 freelancers

Virtualization Professionals & Consultants

Showing 354 freelancers

  • Expert Virtualization and Infrastructure Specialist

    Have more than 7 years of IT industry experience in technologies like Virtualization using VMware, Windows administration, Infrastructure design and Implementation with wide range of knowledge and hands on experience in verticals of system administration and Networking. Had completed many … more

    Have more than 7 years of IT industry experience in technologies like Virtualization using VMware, Windows administration, Infrastructure design and Implementation with wide range of knowledge and hands on experience in verticals of system administration and Networking. Had completed many complex projects like Hosting infrastructure design, Vcloud implementation, Exchange server Migration, OCS server implementation, Blackberry server Migration , SharePoint Implementation etc. Worked on Firewall products , L3 switches , Routers also. Lately been involved in web hosting solutions, Google Apps integration etc. A zeal to acquire knowledge and learn new technology is one of my core strengths. And my never let go attitude adds up the flavor to it.  less

    vmware-administration virtualization windows-administration data-backup 00 more less
    • $27.78 HOURLY RATE
    • 5.0
    • 2 HOURS
    • INDIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 9 TESTS
    ASSOCIATED WITH:
  • Linux Sysadmin/Asterisk,Openser,Kamailio,Opensips developer/CISCO exp

    Speed and quality are my second and third names Escrow on start, released upon completion, no exceptions! I don't stop until your project is done. I don't want to be involved in projects promoting porn, aggressive marketing, spamming … more

    Speed and quality are my second and third names Escrow on start, released upon completion, no exceptions! I don't stop until your project is done. I don't want to be involved in projects promoting porn, aggressive marketing, spamming, etc! I've lost count of the number of VoIP/Linux/Cisco installs and upgrades and modifications I've carried out. I'm also a developer member of various VoIP projects so I'm able to offer much more value and choice in all areas of VoIP eg. custom Asterisk modules, modifying Openser(Kamailio) or Asterisk's source code to make custom features, etc. I am not one of the many bidders who bid for everything with a generic sales pitch. I specialize in VoiP/Cisco/Linux only and do not work with anything else. I also support all my work for 6 months after completion in case of upgrades etc. for a low price. Summary - 13-year experience with VoIP engineering, over 13 years with IP networks - Certified Cisco Network Administrator - Hands-on with VoIP and telecom equipment, standards and technologies - Wide range of successfully deployed VoIP services and applications - Strengths in implementation of complex projects paying attention to details - Creative problem solver, high degree of initiative - Analytical skills to examine data and provide the most efficient solution Technical Expertise Signaling protocols: SIP, H.323, MGCP, ISDN, SS7,R2 Soft-Switches: Nextone MSW, Cisco PGW, OpenSER, Teles TDM switches: Lucent LCS/Plexus, Harris VoIP gateways: Cisco AS-series, Quintum Tenor/CMS, Patton SIP phones: Cisco, Grandstream, Sipura, Snom, Asterisk Voice applications: Wholesale, ITSP, calling card, call shop, IVR, PBX, pre/post-paid billing, Asterisk2Billing, IP trunking, VoIP load balancing, voip bandwidth saving, custom C++ coding for Asterisk, Opensips, custom Asterisk and OpenSER/Kamailio/OpenSIPS modifications, Sipwise SPCE configs, OpenVox and Digium cards installation and configuration, fax to email, email to fax solutions, fax over ip IP networking: LAN/WAN connectivity, QoS, ATM/DSL, Cisco Routers (800, 1600, 2500, 2600, 3600, 6500/MSFC, 7200, 12000) and Switches (2900, 3500, 4000, 6500). Protocols: IP (Unicast and Multicast), BGP, EIGRP, OSPF. SONET/SDH (on an International network up to OC48/STM-16, including DWDM) - Cisco ONS15454. Leased lines (Kilostream, E1, E2, E3, T1, T3) Unix technologies: -Extensive knowledge and understanding of the various flavors of UNIX including: Debian, IRIX 5.2 - 6.4, Sun Solaris 2.x, HP-UX 8.x-9.x, Dec Ultrix 4.x, NetBSD, FreeBSD, AIX, Convex, OSF, Linux Suse 6.x - 7.1/Redhat 7.x - Enterprise - System installation, configuration, tuning and patching, accounting, security, monitoring, performance analysis device drivers, kernel configuration & patching, policy and politics - SLIP/PPP, LPD, LDAP, UUCP, RPC, BOOTD, SWAP, DHCP, DNS, INETD, NFS/NFS+, NIS, SH, BASH, KORN, REGEX, AWK, SUID, CRON, SYSLOG, etc. VoIP: Asterisk, Switchvox,OpenSER, Kamailio,OpenSIPS,TrixBox, FreePBX, Vicidial, Switchvox, A2Billing, Cisco Call Manager, Portaswitch and so on... - Architecture of high-load web-projects - Work in distributed development and operations teams including 24/7 on call duty - MySQL database administration (replication clusters, scalability techniques, optimization, backup) - All kinds of systems and networks administration (configuration management, automatic provisioning, load-balancing, load-distribution, high-availability clustering) Familiar in cloud development with using Openstack, Puppet, Razor and Cobbler. As you can see, I can do pretty much anything in VoIP, Cisco and Linux :) I have a positive attitude toward change and learning - I'm ready at anytime to suggest new ideas to get your project done creatively! You may also find us at http://voipfreak.net  less

    linux-system-administration asterisk opensips java windows-administration clustering nginx openvz mysql load-balancing freeswitch virtualization fax twilio-api nagios android-app-development freepbx radius puppet-administration 00 more less
    • $72.22 HOURLY RATE
    • 4.6
    • 41 HOURS
    • HUNGARY
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 1 TEST
    GROUPS:
  • Server administrator, windows administration, PHP, Asp.net, wordpres

    Major areas of expertise: * Microsoft Windows 2008 Server * Microsoft Windows 2012 Server * Linux servers - CentOS , Ubuntu , Debian * IIS 6 and 7 * Apache * Virtualization * DNS servers * FTP Servers * Mail servers * Print Server * File Server * cPanel Hosting * Website Panel * Dot Net Panel … more

    Major areas of expertise: * Microsoft Windows 2008 Server * Microsoft Windows 2012 Server * Linux servers - CentOS , Ubuntu , Debian * IIS 6 and 7 * Apache * Virtualization * DNS servers * FTP Servers * Mail servers * Print Server * File Server * cPanel Hosting * Website Panel * Dot Net Panel * WHM * Webmin / Virtualmin Web development languages and platforms:- * Asp.net * PHP * Jquery * Javascript * CSS * HTML, XHTML * Wordpress * Cakephp * Social engine * php and asp.net CMS * Custom CMS  less

    php wordpress css css3 windows-administration email-handling html dns magento network-administration computer-networking virus-removal mysql cpanel apache-administration plesk .net-framework jquery asp.net smtp iis nginx microsoft-exchange-server ftp psd-to-html xhtml redmine virtualization oscommerce nopcommerce database-administration cakephp postfix phpmyadmin rackspace-cloudservers memcached linux-system-administration lamp-administration clamav ubuntu centos issue-tracking-systems concrete5-cms email-deliverability-consulting jquery-mobile psd-to-xhtml html5 technical-support twitter-bootstrap dotnetnuke 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 4350 HOURS
    • INDIA
    • LAST ACTIVE
    • 7 PORTFOLIO ITEMS
    • 26 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • Amr El-Sharnoby, Technical Manager/Senior Linux System Engineer/Instru

    Thanks to Allah, I've very good experience with Linux Administration, specially regarding web hosting services. I've attended the RHCE track and could prove brilliancy. I've administrated servers of some high traffic websites, ~2000 request/second. I'd … more

    Thanks to Allah, I've very good experience with Linux Administration, specially regarding web hosting services. I've attended the RHCE track and could prove brilliancy. I've administrated servers of some high traffic websites, ~2000 request/second. I'd the chance of changing the underlying software technology used by those websites to achieve better performance and reliability. Also, I've done re-structuring of the back-end of some of those websites to adapt the increasing needs and to solve existing problems. I could implement new technologies and solutions to improve the efficiency and performance of variety of services. I've played so well with shell scripting to help with system administration needs. I've written shell applications to do advanced data analysis and decision making solutions .. Troubleshooting problems and performance tuning are my beloved games.. Specialties Linux System administration, technical management, service development  less

    apache-administration sqlite virtualization firewalls bash-shell-scripting 00 more less
    • $55.56 HOURLY RATE
    • 5.0
    • 3 HOURS
    • EGYPT
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • Mr.

    Currently i'm working in a bank as a system and network administrator. Main responsibilities are: 1. OS administration (Windows2003/2008, FreeBSD(jails), Linux/Ubuntu,) 2. Network administration (Cisco switches/routers, MARS). CCNA certified. 3. Network Security (Check Point 6x … more

    Currently i'm working in a bank as a system and network administrator. Main responsibilities are: 1. OS administration (Windows2003/2008, FreeBSD(jails), Linux/Ubuntu,) 2. Network administration (Cisco switches/routers, MARS). CCNA certified. 3. Network Security (Check Point 6x,7x, PFsense, iptables, snort, etc) 4. Monitoring software (Zabbix, Nagios, Cacti, Netflow) 5. Web application (Apache/IIS, nginx, PHP, MySQL, webalizer, piwik, mod_security) 6. Windows Active Directory (Win2003/2008) 7. Proxy (squid, squidguard, sarg, webalizer) 8. IT inventory - OCS Inventory NG 9. Mail - Lotus Domino and qmail (qmail,clamav,spamd) administration 10. VMWare ESX/i 11. Storage Management, HP Eva, EMC Clarion/VNX, FreeNAS, ZFS, iSCSI 12. Carp Clusters (High availability, Load Balancing)  less

    freebsd linux-system-administration security virtualization lotus-domino 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 0 HOURS
    • BULGARIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • Windows and Network Administrator

    I am windows operating system administrator with MCITP:Sever Administrator as primary certification. I have experience and certification on installation, configuration, administration, monitoring and troubleshooting: - Client and server Microsoft OS - Hight perfomance computing on Windows HPC Server - Virtualization environment on … more

    I am windows operating system administrator with MCITP:Sever Administrator as primary certification. I have experience and certification on installation, configuration, administration, monitoring and troubleshooting: - Client and server Microsoft OS - Hight perfomance computing on Windows HPC Server - Virtualization environment on Hyper-V - Cisco network (CCNA) Also i can automatize my work by Powershell and write automatization scripts for you. http://www.linkedin.com/pub/sergii-korin/51/88a/784  less

    windows-administration virtualization cisco-routers powershell c# artificial-neural-networks network-administration computer-repair c++ core-java 00 more less
    • $16.67 HOURLY RATE
    • 4.9
    • 34 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 5 TESTS
  • Software Engineer, Java, .NET, Desktop & Server Applications

    I'm Software Engineer. My field of work is development of a wide range of software. Web-services, web-applications with ajax, Desktop applications with GUI, client-server applications, linux and windows server services. … more

    I'm Software Engineer. My field of work is development of a wide range of software. Web-services, web-applications with ajax, Desktop applications with GUI, client-server applications, linux and windows server services.  less

    c# .net-framework java objective-c c c++ jsp win32-app-development mac-os-app-development linux-system-administration asp.net ajax gwt ios-development java-servlets-development microsoft-hyper-v-server core-java mongodb systems-development microsoft-visual-studio adobe-flex cocoa virtualization iphone-app-development apple-xcode socket-programming multithreaded-programming netbeans eclipse windows-app-development api-development saas ubuntu 00 more less
    • $28.11 HOURLY RATE
    • 4.9
    • 13882 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • Mailing Expert, Project Manager, Sales Engineer

    My skillset includes project management for any IT project, vast experience on all Unix systems (Unix Guru), servers (DNS and Mail Guru, LAMP Expert,), networking Guru (plus Cisco, Juniper, Huawei advanced level). Expert in ALL Cloud services and panels. I … more

    My skillset includes project management for any IT project, vast experience on all Unix systems (Unix Guru), servers (DNS and Mail Guru, LAMP Expert,), networking Guru (plus Cisco, Juniper, Huawei advanced level). Expert in ALL Cloud services and panels. I prefer bulk marketing projects working with PowerMTA, Oempro, Interspire, etc on which I have tons of experience mostly building platforms. Experience deploying new technologies (such as IPv6, Web Application Firewalls). ISP, NOC and Hi SLA experience. I work very fast, I am professional, proactive, extremately reliable and responsible (proof of that is my 5/5 all time score). I also understand the business needs and I enjoy working on improving whatever is necessary to help you make money. I have business training and experience (as a sales engineer).  less

    dns perl linux-system-administration email-marketing mail-server-implementation freebsd openbsd open-office network-administration vpn vmware-esx virtualization mysql netbsd hp-ux apache-administration email-deliverability-consulting qmail email-technical-support cisco-routers cisco-ios network-security security sales project-management pci-compliance vmware-administration 00 more less
    • $55.56 HOURLY RATE
    • 5.0
    • 188 HOURS
    • ARGENTINA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 11 TESTS
    ASSOCIATED WITH:
  • Linux / Amazon Web Services Consultant

    My technical experience and interests as a system engineer focuses on Cloud Computing: AWS and Rightscale with Linux systems preferably - Redhat/CentOS - Debian/Ubuntu to FreeBSD/NetBSD with preparing the load balancers, replication and clusters for servers. I have 8 … more

    My technical experience and interests as a system engineer focuses on Cloud Computing: AWS and Rightscale with Linux systems preferably - Redhat/CentOS - Debian/Ubuntu to FreeBSD/NetBSD with preparing the load balancers, replication and clusters for servers. I have 8 years experience in UNIX/Linux, database, network administrator. I was being responsible for all security aspects of the various domains including security, installing, virtualization, monitoring and administrating firewall, webserver, mail server, clusters, etc.  less

    virtualization clustering amazon-ec2 linux-system-administration amazon-web-services mysql vmware-administration postgresql security ubuntu apache-tomcat software-debugging 00 more less
    • $22.00 HOURLY RATE
    • 5.0
    • 1473 HOURS
    • UNITED ARAB EMIRATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
    ASSOCIATED WITH:
  • Microsoft Certified IT Proffesional

    I'm Microsoft certified IT professional with 10 years of experience in user tech support and server administration. My strongest skills are MS Exchange 2010 infrastructure, MS Lync 2010 Infrastructure, MS Active Directory infrastructure, MS TMG 2010, network infrastructure design … more

    I'm Microsoft certified IT professional with 10 years of experience in user tech support and server administration. My strongest skills are MS Exchange 2010 infrastructure, MS Lync 2010 Infrastructure, MS Active Directory infrastructure, MS TMG 2010, network infrastructure design, Symantec BackupExec I have several certifications: MCITP: Enterprise Administrator on Windows Server 2008 MCITP: Enterprise Messaging Administrator on Exchange 2010 MCITP: Enterprise Lync Server Administrator 2010 MCTS: Windows Server® 2008 Network Infrastructure, Configuration MCTS: Windows Server® 2008 Active Directory, Configuration MCTS: Windows Server® 2008 Applications Infrastructure,Configuration MCTS: Microsoft Exchange Server 2010,Configuration MCTS: Microsoft Lync Server 2010,Configuring MCTS: Windows® 7, Configuration  less

    microsoft-exchange-server microsoft-lync-server network-administration vmware-administration vmware-esx firewalls virtualization 00 more less
    • $33.33 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 10 PORTFOLIO ITEMS
    • 2 TESTS
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