Windows System Administrators & Experts

Showing 4,515 freelancers

Windows System Administrators & Experts

Showing 4,515 freelancers

Get Your Windows Administration Project Started Today!

Post your Windows administration project on oDesk, the world’s largest online workplace, and hire an experienced Microsoft Windows administrator or a Windows server and network engineer to maintain your Windows administration and IT support. These freelancers have a deep knowledge of Windows XP, Vista, 7 and 8 as well as SQL, Microsoft Exchange and Windows (2003 through 2012) servers. They can use their experience with Windows administrative tools - and technologies like Active Directory (AD), Deployment Services (WDS) and Group Policy Object (GPO) - to manage your remote Windows configuration, maintenance and backup operations.

Windows administration refers to remote desktop, server and network support for Microsoft Windows operating systems. On oDesk, freelance system administrators can design, install and evaluate your Windows system, provide your clients with high quality technical support, migrate your server from Windows 2003 or Windows 2008 (and 2008 R2) to Windows 2012, and configure your system security (anti-virus software and Windows Firewall).

Browse Windows Administration job posts for project examples or post your job on oDesk for free!

Windows Administration Job Cost Overview

Typical total cost of oDesk Windows Administration projects based on completed and fixed-price jobs.

oDesk Windows Administration Jobs Completed Quarterly

On average, 86 Windows Administration projects are completed every quarter on oDesk.

86

Time to Complete oDesk Windows Administration Jobs

Time needed to complete a Windows Administration project on oDesk.

Average Windows Administration Freelancer Feedback Score

Windows Administration oDesk freelancers typically receive a client rating of 4.76.

4.76

Last updated: March 1, 2015

  • Senior System Administrator

    I'm a Freelancer IT Guy, in depth knowledge with solid experience on Linux & Windows Server Solutions , Internet Marketing, Web Engineering & Email Solutions ! I have 10+ year experience in real time IT environment. I'll delivers Perfection!! Contact me today!! … more

    I'm a Freelancer IT Guy, in depth knowledge with solid experience on Linux & Windows Server Solutions , Internet Marketing, Web Engineering & Email Solutions ! I have 10+ year experience in real time IT environment. I'll delivers Perfection!! Contact me today!!  less

    linux-system-administration centos email-marketing network-administration wordpress security windows-administration cpanel whm 00 more less
    • $12.00 HOURLY RATE
    • 5.0
    • 2 HOURS
    • SRI LANKA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • System Administrator (Windows & Linux Servers)

    Hello! Thank you for viewing my profile :) Having 4.4 year experience as a system administrator. Having Experience over windows and linux based servers & services. Global Certification in RHCE,RHCSA,MCP and CCNS-PT. Awarded as employee of the quarter. Server … more

    Hello! Thank you for viewing my profile :) Having 4.4 year experience as a system administrator. Having Experience over windows and linux based servers & services. Global Certification in RHCE,RHCSA,MCP and CCNS-PT. Awarded as employee of the quarter. Server Services: 1.Server installation & configuration (windows and linux) as per requirement. Installation, configuration and troubleshooting of server’s application and their services. ​​Webserver: IIS ,apache,nginx ,jboss​ and tomcat installation & configuration and some other as per requirement. ​​Database: MSSQL, MYSQL, oracle and monogo DB installation & configuration and some other as per requirement. ​​Virtualization server: Vmware esxi and citrix xen server. ​​Backup server (windows and linux): Symantec backup exec, iperius backup, idera, backup scripts ,rsync etc. ​​Mail server & services: google apps, i-redmail and vmware zimbra and mass mailing solutions.​ ​​FTP server: filezilla, vsftpd. ​​Centralized management: Active directory, LDAP. ​​Synchronization server: own cloud. ​​Monitoring: opsview, relic application, nagios and some other. ​​Cloud server and services: (AWS ,rackspace ,digitalocean,linode and Azure ) other c-panel. ​​Version control server: SVN , GIT and TFS. ​​Chat and Voice calling: open fire and bigbluebutton. ​​Other: NFS, samba, file server and third party applications ​Project Tracking : Bugzilla, atlassin jira and some other as per requirement.​ Server Security : Fail2ban and via other tools and utility. Network Services: 1.Open source firewall installation & configuration. 2.Setup Network and network devices as per need. 3.Provide network security through special tools. 4.Monitoring Solution for system,network and servers.  less

    windows-administration linux-system-administration data-backup iis apache-tomcat apache-administration amazon-web-services microsoft-active-directory database-adminstration virtualization 00 more less
    • $5.00 HOURLY RATE
    • 5.0
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 3 TESTS
  • Linux and Windows System Admin

    10 yrs of Experience in IT. Provide 24/7/365, reliable, cost-effective,Cloud support, secure Outsourced Server Support, Remote Server Administration, & Managed Business IT Support Services to growing enterprises, so they can focus on their core business. Customers can enjoy … more

    10 yrs of Experience in IT. Provide 24/7/365, reliable, cost-effective,Cloud support, secure Outsourced Server Support, Remote Server Administration, & Managed Business IT Support Services to growing enterprises, so they can focus on their core business. Customers can enjoy freedom from the headaches of IT infrastructure management having a dependable IT Services Partner who can provide remote support and administration of their servers, applications, and overall network. Our Managed IT Services delivery is built on a strong foundation of technology, people, and processes. Proactive preventative maintenance of IT Systems enables us to minimize downtime and maintain a healthy network for your business. Cloud management which includes Amazon/Azure/Rackspace. Operating Systems - Windows 2003/Windows 2008/2012 Red Hat Linux ES 5/CentOS/ Fedora/ Debian/ Ubuntu Application Servers - WebLogic Server10.x, Tomcat 5.5 Web Servers - Apache 2.x, IIS 5.0/6.0/7.0/7.5/LAMP Firewalls - Iptables/Packetfence/IPCOP / Endian / Utangle / Pfsense Email Server - Smartermail/Exim/Postfix/Sendmail/Google Email Services for Domain Stats - Smarterstats/Awstats/Webalizer Source Control - SVN/VSS Open Source CMS Scripts - Wordpress/ mojoportal/ Red5/ ffmpeg/ JIRA/ Others/ Google apps for Domain Control Panels Plesk/ cPanel/ Helm/ WHM/ Websitepanel/ Webmin/ Virtualmin/ Lxcenter Monitoring Tools - Nagios/Zabbix Web Proxies - Squid Shopping Cart - nopCommerce/ Pinnacle Cart/ X-cart Spam Filters - Declude and Spam Assassin DNS - Active Directory, BIND,SAMBA PDC Extra Tools - ADFS/ADAM/IPSwicth FTP Server/Qwest Password Manager /Dynamic DNS / SSO / OpenVPN / Microsoft VPN Server / Windows Sharepoint Services 3.0 / Remote Desktop host / Exchange Server 2003 / SSL configurations / MSSQL Replication and Mirroring etc Virtualization - VMware Server 2.X/desktops/snapshots/clones/P2V/KVM/OpenVZ Networks - LAN/WAN/NAT/VPN configuration/Wireless Router configuration Database Server - Mysql 4/5 , Mssql 2000/2005/2008 Web Tools - Xcart/SohoLaunch website builder/support ticket systems Cloud Administration - Amazon EC2 / GoGrid / Rackspace Cluster Tools - Proxmox Virtual Openstack Datacenter/DRBD/Heartbeat/Pacemaker/Failovers/Loadbalancers VOIP Tools - Asterisk Based Trixbox Business telephone System/SIP Phones/Hardware Phones/ATA Adapter/Vonage lines configurations. Works as a full time freelancer and is actively available on skype, gtalk and phone.  less

    linux-system-administration windows-administration mail-server-implementation php oscommerce wordpress redmine iis apache-administration nginx load-balancing mysql windows-azure cpanel plesk firewalls 00 more less
    • $15.00 HOURLY RATE
    • 4.7
    • 1475 HOURS
    • INDIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 9 TESTS
  • System Administrator (AWS/LAMP/Windows/Linux/Virtualization/Clouds)

    Obliged to move from Crimea, Ukraine and now settled in Thailand. Now I have fully functional account and ready for hiring. Expert in AWS, Site migration, LAMP, Windows and Linux Servers setup and administration (incl. HA and clustering), Infrastructure monitoring … more

    Obliged to move from Crimea, Ukraine and now settled in Thailand. Now I have fully functional account and ready for hiring. Expert in AWS, Site migration, LAMP, Windows and Linux Servers setup and administration (incl. HA and clustering), Infrastructure monitoring. 100% positive feedback. I have 7 years of team work experience as system administrator. I'm quick learner, I like self-education and improvement of professional knowledge, self-motivated and self-organized. Have experience in deploying and maintaining of: Cloud Computing Platforms: Amazon Web Services (EC2, S3, RDS, VPC, Elastic Beanstalk etc); Server operating systems: Windows Server 2003 - 2012R2, Amazon Linux, Debian, RHEL, CentOS, Ubuntu Server; Web servers and servlets containers: IIS, apache, tomcat, JBoss, IBM Websphere; Mail servers: postfix, MS Exchange, IIS SMTP, hMailServer, cyrus; Database servers: MySQL, MS SQL, Oracle DB, PostgreSQL, MongoDB, DB2; Virtualization: MS Hyper-V, MS Virtual Server, VMware Server, Xen Server, VirtualBox, OpenVZ; Directory service: Active Directory, OpenLDAP; Issue-tracking ticketing systems: mantis, jira, redmine, trac, freshdesk; File servers: IIS FTP, proftpd, FileZilla FTP Server, samba; Firewalls: ufw, Windows firewall, iptables, firewalls on MikroTik and other routers; IT Infrastructure Monitoring: nagios, Pingdom; Webhosting Control Panels: WHM/cPanel, Webmin, Directadmin; Proxy Servers: squid; VPN Servers: pptpd; Collaboration version control systems: github, svn, cvs; Clustering: MySQL on DRBD, Heartbeat, MongoDB Replication, RabbitMQ; Continuous integration systems: Hudson/Jenkins, Apache Continuum; Instant messaging servers: ejabberd; Message brokers: RabbitMQ (include clustering); Enterprise Content Management Systems: MS SharePoint, EMC Documentum, OpenText LiveLink, Lotus Notes, Oracle Content Database and Oracle Records Database; Customer Relationship Management Systems: MS CRM, Odoo; Rapid web application development platforms: Adobe ColdFusion.  less

    amazon-web-services amazon-ec2 amazon-s3 virtualization windows-administration linux-system-administration apache-administration lamp-administration mysql postfix 00 more less
    • $18.00 HOURLY RATE
    • 5.0
    • 73 HOURS
    • THAILAND
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 4 TESTS
  • Wordpress development,Hack/malware removal, security scan

    ********************************LOOKING FOR LONG TERM PROJECTS********************************* Self-motivated wordpress and web security professional with strong work ethic and productive self-starter; proven with success being a freelancer at oDesk. Key Services, -> Security Audit & Vulnerability Scan with Standard Reporting -> WordPress Design and Development -> Web … more

    ********************************LOOKING FOR LONG TERM PROJECTS********************************* Self-motivated wordpress and web security professional with strong work ethic and productive self-starter; proven with success being a freelancer at oDesk. Key Services, -> Security Audit & Vulnerability Scan with Standard Reporting -> WordPress Design and Development -> Web server/website maintenance and security administration. -> Malware/Hack removal. -> One-time as well as monthly service plans. -> Free of cost Security audit and config with malware/hack removal activity. -> Minimal paid plans for monthly services. -> Implementation of various web domain related infrastructures as well as domain migration. -> Troubleshooting. GOT A WEBSITE? Dont wait till malicious code hits you, get health checkup and security audit first hand. If you are already hacked, Let me know and you will never get that creepy code again on your server!!! Satisfaction is guaranteed!!!  less

    network-administration windows-administration security virus-removal computer-maintenance wordpress website-development domain-migration 00 more less
    • $7.78 HOURLY RATE
    • 4.8
    • 1025 HOURS
    • INDIA
    • LAST ACTIVE
    • 8 PORTFOLIO ITEMS
    • 5 TESTS
    ASSOCIATED WITH:
  • Apple Certified, Mac, Windows and Virtualization Support Professional

    I Am An Apple Certified Mac Technician, Windows & Virtulaization Support Professional. Windows and Network Specialist. I am experienced and very familiar with apple Microsoft, hp, dell and acer products. I a have more then 5 years of experience in Apple … more

    I Am An Apple Certified Mac Technician, Windows & Virtulaization Support Professional. Windows and Network Specialist. I am experienced and very familiar with apple Microsoft, hp, dell and acer products. I a have more then 5 years of experience in Apple and Microsoft support. Having an experience of an Apple authorised service centre and now a days i am working in a TV channel as apple and windows support engineer. And i having fluent skills in english speaking, writing and listening. Holding a ACMT and lot of support and remote support experience, I offer insightful recommendations on the design, implementation and support of VMware (ESX/vSphere), XSANServer, XSANApp, Mac Professional Support, Windows Remote Desktop Services and Windows Server solutions. I also have a great amount of experience with Google Apps. From setup and registration through migration and post implementation support. ESXi and WMware Expert.( Mac and other Operating systems in ESXi and VM Virtual environment)  less

    technical-support computer-maintenance computer-networking computer-repair computer-assembly google-searching google-docs google-apps google-calendar-development apple-ios-jailbreaking apple-ibooks data-backup mac-os-app-development microsoft-outlook-development microsoft-word final-cut-pro word-processing cisco-voip virus-removal remoting hardware-troubleshooting email-technical-support adobe-acrobat administrative-support adobe-pdf microsoft-active-directory ms-dos-administration computer-vision apple-imovie apple-iwork windows-8-administration windows-7-administration windows-administration windows-xp-administration windows-nt-administration open-office libreoffice ad-servers video-streaming isa-server google-sites-administration video-conversion video-editing video-production ulead-video-studio document-conversion pdf-conversion mail-merge sendmail mail-server-implementation email-handling psd-to-mailchimp fetchmail online-help audacity tv-broadcasting vmware-administration vmware-esx 00 more less
    • $16.67 HOURLY RATE
    • 4.9
    • 222 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 4 TESTS
  • MCITP, MCTS, MCSE, MCSA, VMware, Office 365 & Google Apps

    To work in the most challenging position with an organization that provides ample opportunities to learn and to contribute. I am a Microsoft Certified IT Professional in System Administration of Windows Server 2008, MS Certified Technology Specialist in Windows Server … more

    To work in the most challenging position with an organization that provides ample opportunities to learn and to contribute. I am a Microsoft Certified IT Professional in System Administration of Windows Server 2008, MS Certified Technology Specialist in Windows Server 2008, MS Certified System Engineer in Windows Server 2003, MS Certified System Administrator in Exchange Server 2003, MS Certified Professional in Windows XP. Also a Google Apps Deployment Specialist. I possess total of 5 years of working experience in India as a Project Manager(Article Submission), US Verifier (Radio & Television), Purchase Assistant(Garments Manufacturing), and Contact Center Executive(3G UK). Since joining oDesk in 2009 I have been working with UBERbase the largest IPS insolvency firm in Canada, managing their entire Hosting network which consists of multiple Windows Servers, routers & switches. Also been working with OakWood Renovation Experts managing & maintaining over 40 Desktops & 5 Servers and multiple mobile devices & laptops.  less

    windows-administration microsoft-exchange-server microsoft-small-business-server-administration microsoft-hyper-v-server vmware-esx google-apps rackspace-cloudservers dns dhcp 00 more less
    • $11.11 HOURLY RATE
    • 4.9
    • 392 HOURS
    • INDIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 11 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • SysAdmin -IT Expert, Tech Writer/Book Author, IT Consultant

    Looking for projects where I can showcase my skills, solid background, and experience that I've gathered while working in the industry as system and network administrator: - mainly focused on Windows- and Linux-based platforms, having managed the IT infrastructure of … more

    Looking for projects where I can showcase my skills, solid background, and experience that I've gathered while working in the industry as system and network administrator: - mainly focused on Windows- and Linux-based platforms, having managed the IT infrastructure of companies, assuring heightened security, and robustness of the network. * Microsoft Certified IT Professional: Enterprise Messaging Administrator on Exchange 2010 * experience with VoIP systems- Asterisks, FreeSwitch, and HiPath suites I'm familiar setting up new systems, servers, configuring network hardware and server-based applications. As of lately, heavily involved in virtualization technologies. My competencies include but not limited to network monitoring, troubleshooting, performance optimization, vulnerability scanning; but also providing support and help- desk. My technical writer portfolio includes a book published by PacktPub [ISBN: 1849511101] and over 150 technical articles published across a prestigious network of sites. Articles were unique, around ~2.000 words, and written in American English. Mainly on web-development, system administration, SEO/SEM, and hardware topics. Solid knowledge of the following open-source technologies: OTRS for ticketing and help-desk system; OCS Inventory NG for inventorying needs, OpenVPN to implement virtual private networks; Cacti, Nagios, Zabbix, and OpenNMS for network monitoring, Amanda/zmanda backup solution, web CMS such as Blogger, Drupal, Joomla; Magento for shopping cart systems, Bugzilla for bugtracking, Subversion for revision tracking, etc. Other skills include working with LAMP/XAMPP stacks, able to install and configure web servers, mail servers (postfix, scalix, Exchange), PHP, MySQL-based web solutions, Active Directory, GPO, other MSFT technologies. Familiar with coding languages: C/C++, C#, HTML, CSS, PHP, and other shell scripting such as WSH, Powershell, bash and perl. Co-founder of a small business startup, helping its grown by providing consulting services, and writing offline/online publications. Most our projects up to date were related to IT security presentations, white-paper comparisons (two technologies analyzed, revising drawbacks/advantages of each), network design, implementing IT inventory systems and license auditing.  less

    technical-writing windows-administration database-management vmware-administration microsoft-exchange-server linux-system-administration internet-marketing 00 more less
    • $27.78 HOURLY RATE
    • 4.9
    • 100 HOURS
    • ROMANIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 13 TESTS
  • Windows System Admin, MCT, MCSE, CentOS, CCNA Security Exp

    Over the last 10 years, providing service and online trainings on IT fields such as LAN, Wireless, Windows Administration, Linux, setup ERPs. I also very well in website setup for small companies.  B.Tech – CSE and Diploma in Computer Engineering … more

    Over the last 10 years, providing service and online trainings on IT fields such as LAN, Wireless, Windows Administration, Linux, setup ERPs. I also very well in website setup for small companies.  B.Tech – CSE and Diploma in Computer Engineering with over 15 years of fruitful & extensive experience in infrastructure management entailing system administration, Security Admin, handling networks, managing user accounts, installing resource domain server, troubleshooting of LAN/WAN Network, Remote Installation Services.  Currently associate with Technocrats, Yamunanagar as IT Consultant and Freelancer IT Consultant.  Extensive Knowledge of Windows 2008/2003, Checkpoint NG/AI and NGX R60, SQL Server 2000, MS Exchange, Symantec Antivirus product, Lotus Notes 6.5, SCO Unix, Redhat Linux, MS Web Server IIS with CCNA Certification.  Proficient in monitoring network performance, commissioning activities, upgrading software’s. Secured exposure in service support activities.  Acquired wide exposure in handling matters related to installing software, diagnosing computer related malfunctions, troubleshooting & maintenance of the entire system.  Well versed with router configuration & maintenance of major server & network systems, solving problems related to Mail/ ISA/ Web Servers, implementing TCP/IP core networking services.  Excellent communication and interpersonal skills with proven abilities in resolving complex networking, hardware and software related issues.  less

    computer-networking windows-administration linux-system-administration cisco-routers network-security 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 5 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
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