Windows System Administrators & Experts

Showing 4,597 freelancers

Windows System Administrators & Experts

Showing 4,597 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

  • IT Engineer, manager / Systems Engineer Microsoft

    • Successful background in system administration, top-down networking implementation, system analysis, technical support, optimization and troubleshooting.• Strong experience in implementation of large-scale networking solutions, based on different operating system technologies, various hardware and software.• Experienced Engineer specializing in analyzing and solving … more

    • Successful background in system administration, top-down networking implementation, system analysis, technical support, optimization and troubleshooting.• Strong experience in implementation of large-scale networking solutions, based on different operating system technologies, various hardware and software.• Experienced Engineer specializing in analyzing and solving complex IT problems.• Good understanding of ITIL principles (passed ITIL v3 Foundation test).• Independent, resourceful and detail- oriented individual, able to quickly grasp new technology and work effectively in the team demonstrating good organizational and interpersonal skills• MCITP Enterprise Messaging Administrator on Exchange 2010•MCSE holder• MCITP Windows Database Administrator SQL2005 (MCDBA) • LinkedIn profile http://www.linkedin.com/in/vsudenko Microsoft Windows Server 2008/2003/2000/NT • Linux (Unix, Aix, Solaris, HP-UX) • MS Exchange, Lotus, Web, FTP, Proxy servers, MS IIS, MS Project, Tivoli• MS Active Directory• TCP/IP, LAN, WAN, VPN, DNS, DHCP• Virtualization technologies (VMware, Virtual PC).• Citrix MetaFrame Server - administrator• Backup systems (VERITAS Backup Exec, ARCserve, IBM Tivoli Storage Management) Good knowledge MS SQL 7.0 - 2012, stored procedures, backup, DTS, Jobs, restore from Log, etc.  less

    windows-administration linux-system-administration sql mac-os-app-development javascript .net-framework microsoft-exchange-server oracle-database sap-business-objects powershell 00 more less
    • $30.00 HOURLY RATE
    • 5.0
    • 5772 HOURS
    • CZECH REPUBLIC
    • LAST ACTIVE
    • 14 PORTFOLIO ITEMS
    • 9 TESTS
    ASSOCIATED WITH:
  • Software Analyst, QA Tester, SQL Analyst

    Are you looking for great quality results within requested timelines? Hello, I am software analyst with very deep knowledge and understanding in WEB and PC software development,testing and delivery. I can provide the following services: - Software and Web testing … more

    Are you looking for great quality results within requested timelines? Hello, I am software analyst with very deep knowledge and understanding in WEB and PC software development,testing and delivery. I can provide the following services: - Software and Web testing. - PL/SQL querying and related DB analysis. - Data analysis and processing. Preparing reports. - Support Windows platforms issues such as Windows and IIS Services, Networking, Browsers and Emails - MS Office application support and data processing. - Web application administration and content management(CMS). - Web research - Data entry and many more IT related services Based on my experience, I believe I've developed very strong analytical and problem solving skills in addition with ability to work under pressure, driving for great results attitude and innovative and creative thinking. Committed team player. I am strong believer in delivering great value to clients by providing highest quality of services in requested timelines.Needless to say that any information shared with me is strictly confidential and I am very committed on this.  less

    data-analysis sql software-testing web-testing microsoft-excel microsoft-word web-content-management windows-administration network-administration iis 00 more less
    • $10.00 HOURLY RATE
    • 5.0
    • 0 HOURS
    • BULGARIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 1 TEST
  • Linux/Unix System Administrator

    Ten years of experience in IT system administrator for the most important news corporations in Italy. My skills include a deep knowledge of Rehat/Centos, nginix and Apache , Mysql. I'm also able to develop php html websites, manage and … more

    Ten years of experience in IT system administrator for the most important news corporations in Italy. My skills include a deep knowledge of Rehat/Centos, nginix and Apache , Mysql. I'm also able to develop php html websites, manage and modify wordpress, drupal templates. My latest jobs consisted to admin over a hundred of server used to publish website content ( varmish+apache+php+mysql are the technology used). Most of this server was virtualized under VMWARE ESX or XEN hypervisor. I’ve also administer several Windows 2008 servers with MS SQL Server 2005/2008 and Exchange Server 2003,2010.  less

    solaris-administration unix-system-administration clustering apache-tomcat apache-administration nagios oracle-database windows-administration html5 php wordpress ez-publish opensuse linux-system-administration 00 more less
    • $25.00 HOURLY RATE
    • 5.0
    • 79 HOURS
    • ITALY
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • Linux,VoIP and Windows Server Administrator

    I have over 5 years of hands on experiences in maintaining various servers mostly Microsoft & Linux based systems. Areas of my expertise are: 1. Asterisk, Elastix, Trixbox, FreePBX, Vicidial, A2Billing 2. Amazon EC2,S3,VPS,VMWare,ESXi,Xen,Open VZ … more

    I have over 5 years of hands on experiences in maintaining various servers mostly Microsoft & Linux based systems. Areas of my expertise are: 1. Asterisk, Elastix, Trixbox, FreePBX, Vicidial, A2Billing 2. Amazon EC2,S3,VPS,VMWare,ESXi,Xen,Open VZ 3. Mysql & MSSQL server 4. Windows based Servers, LAMP, Mail, DNS, Proxy Server 5. OpenVPN and L2TP/IPSec VPN 6. Webmin,Cpanel, WHM,Zpanel 7. Cisco,Mikrotik, DD-WRT,OpenWRT Special note: I am open for full-time job from 6:00 AM to 6:00 PM (PST)  less

    windows-administration freepbx elastix asterisk amazon-ec2 vpn cisco-routers amazon-web-services a2billing vicidial 00 more less
    • $8.00 HOURLY RATE
    • 5.0
    • 1677 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 10 PORTFOLIO ITEMS
    • 9 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • Senior Windows | Virtualization Administrator

    "To serve the clients as a hard worker in this competitive environment discharging all my professional skills" A successful IT Administrator with over 6+ years of experience in designing, implementing and supporting IT infrastructure using Windows & Virtual environment with Multi-National … more

    "To serve the clients as a hard worker in this competitive environment discharging all my professional skills" A successful IT Administrator with over 6+ years of experience in designing, implementing and supporting IT infrastructure using Windows & Virtual environment with Multi-National Company Specialties • Expertise in Virtual Technologies(VMware, Hyper-V, Cisco V-block, Citrix, Oracle VM) • Hands on experience in deploying and supporting windows Server roles and features of 2003,2008,2012 • Worked in a larger data center environment in supporting 1000+ servers connected to 30,000+ desktop and user environment • Experience in handling multiple clients with various projects, builds relationship and received client appreciations • Reduced organizational cost and manageability by migrating many servers to virtual environment • Expertise in different vendor server hardware's, blade servers and storage devices • Professionally certified in Microsoft, VMware, Hyper-V and ITIL • Thrust and eager in learning of new virtual technologies • Holding Degree in Bachelor of Computer Application (BCA)  less

    microsoft-excel data-entry microsoft-excel-powerpivot microsoft-hyper-v vmware-administration windows-administration windows-7-administration windows-8-administration operating-systems-development internet-research 00 more less
    • $15.00 HOURLY RATE
    • 5.0
    • 9 HOURS
    • INDIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 2 TESTS
  • Linux, Unix, VMware, Nagios, Apache, Postfix, MySQL, WHM/cPanel

    Hello, Over the last 12 years, I have worked in the Internet service provider company, software development company and IT Training School. My major expertise is in general Linux/Unix, VMware vShere Hypervisor and vCloud Infrastructure and networking and systems … more

    Hello, Over the last 12 years, I have worked in the Internet service provider company, software development company and IT Training School. My major expertise is in general Linux/Unix, VMware vShere Hypervisor and vCloud Infrastructure and networking and systems administration and environment architecture. My Core Competencies are: Networking: dhcp, dns: bind/named, vpn: pptpd, openswan, firewalls: iptables, csf, apf, pf Web server: apache, nginx Mail server: Postfix, antispam/antivirus: ClamAV, SpamAssassin, Amavis, Dovecot Database: MySQL, PostgreSQL Monitoring: Nagios, Munin Hosting panel: WHM/cPanel, ISPConfig Windows 2003/2008 Server Windows 2003/2008 Active Directory Windows 2010 SP1 Exchange VMware vShere and vCloud: ESXi, vCenter, vCloud Director, vShield Vendor Certifications: CNI (Certified Novell Instructor - March 2005) LPIC-1 (Junior Level Linux Professional - October 2003) MCT (Microsoft Certified Trainer - October 2003) MCSE (Microsoft Certified Systems Engineer - October 2001) If you take me into considiration, I'm available on Skype, G.talk and E-mail for any informal interview or skill test. Looking forward to hearing from you. Regards, Kristijan Spionjak  less

    unix-system-administration freebsd windows-administration postfix postgresql mysql apache-administration iptables nginx clamav spamassassin nagios munin whm cpanel vmware-administration vmware-esx vpn ubuntu centos raid-administration network-administration linux-system-administration 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 2223 HOURS
    • CROATIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • System Administrator

    Networking & Information Systems Network Administration Server Administration ERP / CRM Implementation Other - Networking & Information Systems … more

    Networking & Information Systems Network Administration Server Administration ERP / CRM Implementation Other - Networking & Information Systems  less

    windows-xp-administration ssh vpn openvpn windows-7-administration windows-8-administration windows-administration asterisk elastix voip-administration voip-software linux-system-administration 00 more less
    • $20.00 HOURLY RATE
    • 5.0
    • 44 HOURS
    • MOLDOVA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 7 TESTS
  • Penetration tester / Network Administrator

    Over the last 13 years i have worked as network administrator. Allways trying to improve my networking skills. I have implemented various solutions for the company i work in , like - Active Driectory - Exchange Server - Network Antivirus solutions - Wireless Networks. - Web … more

    Over the last 13 years i have worked as network administrator. Allways trying to improve my networking skills. I have implemented various solutions for the company i work in , like - Active Driectory - Exchange Server - Network Antivirus solutions - Wireless Networks. - Web Server - Internal / External DNS.... - Gateway - DFS-R File Server In the last 3 years i have oriented myself in the security / penetration testing area. I have achived 2 certifications in security : Offensive Security Wireless Proffesional , and Certified Ethical Hacker My site regarding penetration tests can be found at the following link: https://sites.google.com/site/be4hacked  less

    network-administration firewalls penetration-testing black-box-testing network-security wireless-security microsoft-active-directory microsoft-exchange-server windows-administration windows-7-administration 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 0 HOURS
    • ROMANIA
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 9 TESTS
  • Senior Systems Admin, Network Admin

    An IT Professional with over 15 years hands on experience on Systems, Servers and VMWare administration. Specialties: 1. Windows Server 2008 2. Microsoft Exchange Server 5.5, 2003, 2007, 2010, 2013 3. Anti-virus/Malware removal 4. Active Directory, DNS, DHCP … more

    An IT Professional with over 15 years hands on experience on Systems, Servers and VMWare administration. Specialties: 1. Windows Server 2008 2. Microsoft Exchange Server 5.5, 2003, 2007, 2010, 2013 3. Anti-virus/Malware removal 4. Active Directory, DNS, DHCP, File Services, DFS, WSUS administration and troubleshooting 5. Network configuration(tcp-ip/cisco ios/monitoring) 6. Symanted Backupexec, Acronis, Appassure Replay 7. VPN and Remote access 8. Disaster Recovery, from bare metal restores, to VMware rebuilds  less

    windows-administration vmware-administration cisco-ios mail-server-implementation lamp-administration microsoft-exchange-server microsoft-small-business-server-administration domain-migration disaster-recovery vmware-esx google-apps google-sites-administration postgresql linux-system-administration centos postfix apache-administration mysql 00 more less
    • $55.56 HOURLY RATE
    • 4.9
    • 102 HOURS
    • CANADA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 4 TESTS
  • System Administrator, Tech Support Engineer

    Hello there. I'm Experienced System Administrator with strong customer focus, self motivated, hard working and up to any task that I am given. I have experience in: - Linux maintaince/troubleshooting: RHEL/CentOS, Debian/Ubuntu, FreeBSD, etc; - Apache2 + Nginx, Nginx … more

    Hello there. I'm Experienced System Administrator with strong customer focus, self motivated, hard working and up to any task that I am given. I have experience in: - Linux maintaince/troubleshooting: RHEL/CentOS, Debian/Ubuntu, FreeBSD, etc; - Apache2 + Nginx, Nginx+PHP-fpm, Nginx+PHP-fastcgi, MySQL, Varnish; - Linux serverside: iptables, rsync, Bind, OpenVPN; - Mail server: Exim, Dovecot, Postfix; - Backup/Migration; - Hosting panels : Plesk, whm\cPanel, ISP , DirectAdmin, Virtualmin; - Monitoring: Zabbix, Munin, Cacti, Nagios; - CMS : Wordpress, Drupal, Magento, Joomla; - Virtualization: Xen, KVM, OpenVZ, Proxmox; - Basic programming skills: C, C++, PHP, Java.  less

    linux-system-administration apache-administration nginx unix-system-administration freebsd windows-administration audio-editing audio-mastering video-production video-editing 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 3 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
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