Windows System Administrators & Experts

Showing 4,510 freelancers

Windows System Administrators & Experts

Showing 4,510 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, Windows Administration projects are completed every quarter on oDesk.

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 .

Last updated: March 1, 2015

  • System Administrator /Technical Support /VMware/Microsoft Access Admin

    Over the last 9 years, I have installed, configured and supported applications for new offices and completed reconfigurations for existing technologies such as - Microsoft Windows 2000, XP, 7, Vista and 8 - Microsoft Windows Server 2003, 2003 R2, 2008, 2008 R2 … more

    Over the last 9 years, I have installed, configured and supported applications for new offices and completed reconfigurations for existing technologies such as - Microsoft Windows 2000, XP, 7, Vista and 8 - Microsoft Windows Server 2003, 2003 R2, 2008, 2008 R2, 2012 and 2012 R2 - Symantec Backup Exec - Veeam - SonicWALL email security - Websense Content Filtering - VMware ESXi, vCenter server, Site Recovery Manager and vSphere Operations Manager - Symantec Endpoint Protection - Citrix Presentation Server, XenApp, NetScaler and XenServer - Microsoft Exchange Server 2003, 2007, 2010 and 2013 - Microsoft Office 2003, 2007, 2010 and 2013 - ITIL Service Desk Management I also have experience with Office 365 setup and configuration I am offering my experience in server and network administration utilizing my analytical and troubleshooting skills and researching solutions to improve customers' performance and ensuring that users are satisfied.  less

    microsoft-exchange-server vmware-administration microsoft-hyper-v microsoft-powerpoint microsoft-active-directory microsoft-word microsoft-excel microsoft-visio citrix-xenserver windows-administration 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 73 HOURS
    • TRINIDAD AND TOBAGO
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
  • Server Administrator, Exchange Server , IT Support, Hosting Support

    • +5 years of experience in Windows Domain, IT Infrastructure Management and System Administration. MCITP Certified with problem solving skills and technical abilities with migrations, network security. I can work along well and do my best part to bring a good … more

    • +5 years of experience in Windows Domain, IT Infrastructure Management and System Administration. MCITP Certified with problem solving skills and technical abilities with migrations, network security. I can work along well and do my best part to bring a good name for your company. Give me a opportunity to support you and provide your feedback on my work. MY Skills: • Servers: Windows Server 2003, Server 2008/R2, Server 2012/R2, SBS 2011, Azure. • Web Server: Apache, IIS, Amazon Web Services, Dedicated Server, VPS. WHMCS. • SSL Certificates : Symantec, Digital certs, Go daddy. • Networking: Active Directory,Group Policy, DNS, DHCP, FTP, VPN, NFS, RAID, DHCP, DNS, DFS, VPN, WDS, RRAS, TS server, NAP, Proxy server, Windows Failover clustering,Network Load Balancing (NLB), Remote Desktop Services. • Storage: Configure NAS and SAN, Openfiler NAS/SAN, Starwind SAN. • Backup: R1 Soft, Windows NT Backup, Shadow Protect, Configure and troubleshoot the backup issues. • Hosting Control Panels: WHM, Cpanel, Parallel Plesk, Webmin, DirectAdmin, Virtualmin. • Virtualization: VMware ESXi, Xen server, Microsoft HyperV, KVMs, SCVMM, SCCM, Vcenter, Xen Center, Desktop and Applications Virtualization . • Database: MS-SQL 2000/2005/2008, MySQL. • Mail Server: Smarter mail, Mail Enable, Exchange Server 2003, 2007, 2013. • Cloud Server: Amazon EC2, Cloud Computing, Digital Ocean, VPS. • CCNA: IP addressing sub-netting, IP Routing Routing Protocol, EIGRP, OSPF, ACL, Frame Relay connection, NAT/PAT, Virtual LAN, WirelessLAN. • RRM : Kaseya, Labtech, NOC.  less

    windows-administration microsoft-exchange-server microsoft-hyper-v-server vmware-esx windows-azure microsoft-sql-server-administration iis dns microsoft-scvmm cisco-routers 00 more less
    • $16.67 HOURLY RATE
    • 4.8
    • 577 HOURS
    • INDIA
    • LAST ACTIVE
    • 7 PORTFOLIO ITEMS
    • 2 TESTS
    ASSOCIATED WITH:
  • 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
  • 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
    • 980 HOURS
    • INDIA
    • LAST ACTIVE
    • 8 PORTFOLIO ITEMS
    • 5 TESTS
    ASSOCIATED WITH:
  • Sysops, Tech support / Wordpress, SEO & Security Expert

    Since 2006 I work as System Administrator / Network Administrator in an software development company www.europos.co.rs. Certified MCSA / MCITP Administrator on Microsoft Windows Server with extensive knowledge on Microsoft OS's, LAN, WAN networks, Some Linux OS knowledge … more

    Since 2006 I work as System Administrator / Network Administrator in an software development company www.europos.co.rs. Certified MCSA / MCITP Administrator on Microsoft Windows Server with extensive knowledge on Microsoft OS's, LAN, WAN networks, Some Linux OS knowledge. Highly skilled in supervision, technical training and troubleshooting of windows OS's and wide range of networking devices. ______________________________ Since 2011 I've developed a wide range of websites using HTML, Javascript, and lately WORDPRESS as CMS including websites for small businesses, schools, doctor's office etc. 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. Experienced in Website Analytic, Search Engine Optimization (SEO) & Google Adwords campaigns (Certified Google Adwords Expert), PPC advertising, Keyword research, Social media optimization. My websites: www.dr-dragicevic.rs www.drverauzelac.rs www.kardiolog-drsimic.rs www.polnebolesti.net www.visokatehnicka.edu.rs www.zajednica.edu.rs www.tehnickadijagnostika.rs www.pelet-srbija.net www.miletodorov.rs www.srpski-jezik.com www.knjigovodstvena-agencija.co.rs www.garderobazapunijedame.rs www.zapunijedame.rs www.europos.co.rs www.lakipos.rs (under development) www.sajtweb.com www.villapetrovac.ru www.sinestezia.com www.mill.iz.rs Experienced in WORDPRESS configuration and optimization.I can help you with anything related to installing themes, working with plugins and widgets, customizing content display, building interactivity and community, implementing online advertising (Google adwords, facebook marketing), making a SEO friendly website, enhancing usability and accessibility, managing maintenance, improving security, editing roles for your users to meet your needs etc Experienced on Apache / LAMP configuration and optimization on Linux and Windows If you need help with transferring a website to another host, and/or changing the website address, my skills can save you a lot of time. I am also open for work which includes moving websites across the web platforms (Joomla to Wordpress...)  less

    google-adwords wordpress seo technical-support linux-system-administration windows-administration microsoft-active-directory network-administration computer-networking network-security wireless-security virus-removal windows-8-administration windows-7-administration windows-xp-administration apache-administration lamp-administration cpanel website-development html wp-ecommerce on-page-optimization off-page-optimization website-analytics google-analytics seo-keyword-research virtualization vmware-administration microsoft-hyper-v microsoft-hyper-v-server ubuntu mail-server-implementation dns lan-administration computer-maintenance computer-repair hardware-troubleshooting disaster-recovery data-backup scripting winautomation-scripting google-docs google-map-maker 00 more less
    • $8.90 HOURLY RATE
    • 5.0
    • 16 HOURS
    • SERBIA
    • LAST ACTIVE
    • 7 PORTFOLIO ITEMS
    • 14 TESTS
    GROUPS:
  • 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
    • 214 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
    • 391 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
  • VMware & Windows administrator

    I’m Thyagarajan. I’m a VMware Engineer.I want to gain myself as a professional freelancer in odesk. I have a 6 years experience in my current domain(VMware & Windows Servers). I want to give my best in my … more

    I’m Thyagarajan. I’m a VMware Engineer.I want to gain myself as a professional freelancer in odesk. I have a 6 years experience in my current domain(VMware & Windows Servers). I want to give my best in my employer and make a long term relation whit him. I have worked with clients like VMware, Dell, Infosys etc. Every day I’ll give you work report. Projects Handled: Building a virtualized datacenter. Troubleshooting issues in VMware Esx/Esxi and windows servers.  less

    vmware-administration vmware-esx microsoft-windows-server windows-administration 00 more less
    • $10.00 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
loading