Network administrator Freelancers

Showing 493 freelancers

Network administrator Freelancers

Showing 493 freelancers

  • VoIP and Linux Engineer

    Hi. I'm a VoIP engineer, mostly using Asterisk and FreeSwitch. Also have a huge expirience in traditional telephony, also Video-Conferencing systems (Polycom, Tandberg). Excellence knowlege of SIP/H.323 and TCP-IP networking. … more

    Hi. I'm a VoIP engineer, mostly using Asterisk and FreeSwitch. Also have a huge expirience in traditional telephony, also Video-Conferencing systems (Polycom, Tandberg). Excellence knowlege of SIP/H.323 and TCP-IP networking.  less

    asterisk sip network-administration 00 more less
    • $30.00 HOURLY RATE
    • 4.5
    • 17 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
  • Network Engineer

    Work Experience: (From April 2010 to Present) Worked at Inbay Pvt. Ltd. [www.inbay.co.uk] as a system administrator (Business to Business). Joined Inbay as a Technical Support Engineer and got promoted to the position of the technical lead … more

    Work Experience: (From April 2010 to Present) Worked at Inbay Pvt. Ltd. [www.inbay.co.uk] as a system administrator (Business to Business). Joined Inbay as a Technical Support Engineer and got promoted to the position of the technical lead – Technical support team (Business to Consumer), then as a system administrator (Business to Business). Inbay is an organization which provides IT Support services for both Business and Consumer markets in UK and US. Duties & responsibilities; • Providing the technical leadership and subject matter expertise in applicable technologies and serving as a point of escalation for technical issues related to specialty. • Identifying, diagnosing and providing timely resolution for level one, level two and three user inquiries. • Identifying risks & issues and taking ownership to deliver appropriate resolutions. • Producing, delivering, and maintaining appropriate documentation for systems in accordance to document control standards and procedures • Supporting and maintaining effective relationships with business and consumer clients. • Providing case status updates to management and end users, developing documents and implementing standard operating procedures and customer service guidelines. • Collaborating with other team members on planning and execution. Hold progress meeting • Leading post-incident debrief sessions with key clients. • Contributing to long-term tactical and strategic planning to ensure that the tools and processes are appropriate to meet the future business requirements. • Reviewing, and updating as appropriate, operations procedures, standards, and technical policies. Was Employed at Eureka Technology Partners from April 2010 to September 2010 as a Support Technician.  less

    pfsense cisco-ios cisco-routers network-administration network-planning network-security windows-administration 00 more less
    • $6.67 HOURLY RATE
    • 5.0
    • 42 HOURS
    • SRI LANKA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • Technical Support

    Its been 7 years, and yet active as technical resource and primary point of contact for server and network administration. I have successfully implemented and migrated Postgres Database, Setup windows 2003 Server, and Centos 5.5 as System Administrator. And … more

    Its been 7 years, and yet active as technical resource and primary point of contact for server and network administration. I have successfully implemented and migrated Postgres Database, Setup windows 2003 Server, and Centos 5.5 as System Administrator. And as network administrator constructed structured cabling, deployed and manages switches from small to corporate offices. I am also developing Web design using Dreamweaver, Html, Php and MySql.  less

    vmware-administration microsoft-hyper-v-server network-administration linux-system-administration microsoft-virtual-server domain-migration microsoft-sql-server-administration 00 more less
    • $17.78 HOURLY RATE
    • 5.0
    • 0 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 5 TESTS
  • System Engineer - Administrator

    Over 14 years of experience architecting, deploying, and upgrading systems, including hardware, software, networks, databases, servers, mobile devices, and peripheral equipment. Extensive knowledge of security and disaster recovery applications to ensure complete protection. Strong background spearheading multi-platform solutions to optimize … more

    Over 14 years of experience architecting, deploying, and upgrading systems, including hardware, software, networks, databases, servers, mobile devices, and peripheral equipment. Extensive knowledge of security and disaster recovery applications to ensure complete protection. Strong background spearheading multi-platform solutions to optimize business goals. Excellent communication skills. Able to assess and resolve client issues quickly. Superior ability to manage multiple projects simultaneously in deadline-driven environments. Microsoft Certified Systems Engineer and Microsoft Certified Systems Administrator.  less

    windows-administration microsoft-exchange-server virtualization network-administration network-security network-planning 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 8 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 0 TESTS
  • Software Developer/Database Administrator/Network Administrator (MCSE)

    I aim to provide advice on, develop, implement, and maintain Windows-based systems (including server applications like Microsoft Exchange, Microsoft SQL Server, and SharePoint), Linux desktops and services, SQL server and access databases and applications, Web and desktop applications based on … more

    I aim to provide advice on, develop, implement, and maintain Windows-based systems (including server applications like Microsoft Exchange, Microsoft SQL Server, and SharePoint), Linux desktops and services, SQL server and access databases and applications, Web and desktop applications based on Visual Basic .NET, ASP/ASP.Net, PHP, VBScript, and JavaScript. With my extensive experience in Microsoft Office automation and Windows scripting, I can develop solutions and utilities to help enhance productivity on Windows desktops, servers, and networks. I have suceessfully developed and implemented applications and solutions using: * HTML web development, ASP/ADO.Net web programming, JavaScript programming, including Web-dased database access and querying applications. * Linux, Apache, PHP, MySQL experience. * Customized Content Management Systems (CMS) with PHP and MySQL. * Network and remote backup solutions based on Symantec BackupExec and Acronis. * Custom-built SMS texting/alerting applications. * Microsoft Exchange. * Microsoft SQL Server. * VMware server virtualization. * Citrix-based application distribution (currently evaluating VMware's new ThinApp solution for the same). * Microsoft Visual Studio.  less

    virtualization php mysql vba database-management database-programming .net-framework network-administration powershell 00 more less
    • $38.89 HOURLY RATE
    • 4.5
    • 2736 HOURS
    • UNITED KINGDOM
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 8 TESTS
    GROUPS:
  • Mail / System Administrator

    Create private mail services for guaranteed delivery into INBOX for most public mail services. Hi experience of *NIX and Windows OS and services. ОS Linux: Distro: Debian/Ubuntu, RedHat/Centos, Slackware/ArchLinux, Gentoo/CLD Services: webserver(nginx,apache,php-fpm,fastcgi … more

    Create private mail services for guaranteed delivery into INBOX for most public mail services. Hi experience of *NIX and Windows OS and services. ОS Linux: Distro: Debian/Ubuntu, RedHat/Centos, Slackware/ArchLinux, Gentoo/CLD Services: webserver(nginx,apache,php-fpm,fastcgi), webproxy(squid,SAMS,squidguard), mail(postfix, exim, dovecot, cyrus, amavisd, spf, dkim), samba+AD integration, firewall, ldap(mail, samba), VPN (IPsec, l2tp, pptp), pgsql, mysql, nagios, bacula, dhcp, bind) desktop (wine, xorg, hal, synce, office). More than 7 ages exp. ОS *BSD: OpenBSD, FreeBSD Services: web(httpd), proxy(squid, squidguard), mail(postfix, dovecot, amavisd), samba, firewall,routing, VPN (IPsec, pptp), bind, dhcp). ОS Windows: Windows 2000, XP, 2003, 2008 Server (AD, DHCP, GPO, IIS etc)  less

    vpn linux-system-administration postfix email-deliverability-consulting kvm-virtualization ipsec python openbsd c++ network-administration 00 more less
    • $27.78 HOURLY RATE
    • 5.0
    • 144 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 10 TESTS
  • Technical Lead with 9+ Yrs of Servers/Cloud/Network/Hosting Experience

    I am having 9+ yrs of experience in IT Industry, working as a Technical Lead with a large software development company.I am managing a complex server structure with more then 300 dedicated servers based on different hosting providers, I … more

    I am having 9+ yrs of experience in IT Industry, working as a Technical Lead with a large software development company.I am managing a complex server structure with more then 300 dedicated servers based on different hosting providers, I am managing our Internal client servers , Exchange Server , MS SQL Servers ( All Editions) , Backup Servers , Cisco higher end routers , Firewalls and having good command in all desktop variants, All Linux edition Red-hat Enterprise , Ubuntu , Cent OS are the another part of my job profile. In terms of network security i am managing more then 1500 Client Pc's with all security implement + having different Anti-virus client-server editions, Anti-Trojans to managed for the company. From last 3 years I have start working on the AWS Clouds + Rack-space Cloud hosting as my profile is having almost all the required technical skills. here is the available list of my current profile Exeperience with almost all hosting providers , IE - Rackspace , Verio , Godaddy , 1And1 , BigRock , Hostmysite , the planet etc... - Cloud Administration - VM's , ESXI Management / Setup - AWS Administration - Windows Server 2003-2012, - All kind of Hosting Experience ( Windows, Linux, Cloud) - DHCP and DNS, - Active Directory DS, CS, FS, LDS, RMS, - Exchange Server from 2003 to 2013, - J-Boss Server , Flash Media Server , Live Streaming Setup - Apache , PHP , MYSQL - Print Server, - Remote Access (VPN, Direct Access), - Remote Desktop Services, - Web Server IIS (All Versions), - Windows Deployment Services, - Windows from XP to Windows 8, - SQL Servers 200- 2012 - Networking, Firewalls, Routers.. I believe in my skills and i believe to complete all the required tasks in time and with all satisfaction.  less

    rackspace-cloudservers amazon-ec2 windows-8-administration windows-7-administration iis windows-administration network-administration vmware-administration network-security 00 more less
    • $16.67 HOURLY RATE
    • 4.8
    • 571 HOURS
    • INDIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
  • Website developer with professional IT Support experience...

    Hi, I am a Software Engineer at ManageIT Plus and ensure you I am a self-confident,honest and hard working person. I completed my graduation(B.Sc. Engineering in Computer Science and Engineering) from Patuakhali Science and Technology University(PSTU … more

    Hi, I am a Software Engineer at ManageIT Plus and ensure you I am a self-confident,honest and hard working person. I completed my graduation(B.Sc. Engineering in Computer Science and Engineering) from Patuakhali Science and Technology University(PSTU). I am always ready to work 7 days in a week. It is easy to me for working with your required time. I am internet savvy and computer literate.My core strengths are in Wordpress, Joomla, Asp.net, C#, SQL, CSS and data entry.I prefer to use Asp.net MVC 3 & C#. Kind regards, Md.Kamruzzaman Arif  less

    wordpress joomla seo java adobe-photoshop network-administration microsoft-excel c# asp.net css 00 more less
    • $5.00 HOURLY RATE
    • 4.4
    • 234 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 9 PORTFOLIO ITEMS
    • 16 TESTS
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