Windows System Administrators & Experts

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Post your Windows administration project on Upwork, 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 Upwork, 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 Upwork for free!

Windows Administration Job Cost Overview

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

Upwork Windows Administration Jobs Completed Quarterly

On average, 112 Windows Administration projects are completed every quarter on Upwork.

112

Time to Complete Upwork Windows Administration Jobs

Time needed to complete a Windows Administration project on Upwork.

Average Windows Administration Freelancer Feedback Score

Windows Administration Upwork freelancers typically receive a client rating of 4.77.

4.77
Last updated: July 1, 2015
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  1. Mark Ritchie

    Mark Ritchie

    Senior Systems Admin, Network Admin

    Canada - Last active: 16 days ago - Tests: 4 - Portfolio: 1

    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

    $55.56 /hr
    110 hours
    4.93
  2. Christopher Brower

    Christopher Brower

    Senior Network Architect

    United States - Last active: 9 days ago - Tests: 2

    • Active Directory Implementation and Administration • Application and OS Automated Deployment • Database Administrator – Microsoft SQL Server 2000 and 2005 • Desktop Engineer – Automation of OS And Application Deployment • Help Desk Support • Group Policy and User Policy Administration • IIS Administration 5, 6, & 7 • Phone Engineer – Designed and Implemented 80 Phone VOIP PBX System • Physical and Logics Network Infrastructure Design • Physical Security Design and Implementation – IP Camera and IP Access Control • Network Security Design and Implementation • Messaging Administrator – Microsoft Exchange Server 2003 • Technical Documentation and Training • Vendor Relations & Purchasing • Virtualization Engineer – Microsoft Virtual Server and VMware ESX Server • Web Services Administrator • Wireless Network Infrastructure Design and Implementation • Adware / Malware / Spyware / Virus Removal • Architect Solutions for Customer’s Needs • Digital Achieving and Electronic Records Management • Disaster Recovery • Email Administration • Hardware Diagnostic and Repairs • Helpdesk Services • Network Diagnostics & Installations • Network Wiring • Server Installations and Provisioning • Server Maintenance • Software Installations • Software Patching and Upgrades • Phone System Installation and Support • Physical Network Repairs

    $66.67 /hr
    96 hours
    4.50
  3. Volodymyr P.

    Volodymyr P.

    System and network administrator

    Ukraine - Last active: 1 day ago - Tests: 11

    I am system administrator with 15 years experience. Over the last 6 years I manage RHEL and Debian servers. I am part time freelancer since 2012. My core competency is Redhat and Debian family linux. I have experience in general system administration, mail servers, VPN, VOIP, LAMP, virtualization. Also I have experience in FreeBSD, Windows server and workstation support, network planning and management, Cisco routers and switches, QOS, I am familiar with ITIL, incident management, business continuity planning.

    $50.00 /hr
    688 hours
    4.92
  4. Jordan Dalton

    Jordan Dalton

    Laravel Expert | PHP | MySQL | CSS | jQuery

    United States - Last active: 1 day ago - Tests: 2 - Portfolio: 1

    Since 2006 I have worked with local small business, government entities, and multi million dollar corporations, developing websites, web applications, as well as administering systems and networks. Over the past 8 years I have developed numerous skills that make me an all-around candidate to serve you. The following is a list of my software skills: • Frameworks: Laravel 3/4/5, Zend, and Codeigniter • Languages: PHP, Python, C#, and JavaScript • Databases: MySQL, SQL, and DB2 • Markups: HTML, HTML5, CSS, and CSS3 • Version Control: Git and Subversion • Shopping Carts: Magento and BigCommerce • APIs: PayPal, ASI Central, Twilio Here is a list of my systems/networking skills: • Spiceworks Help Desk Ticket System • Windows NT/2003/2008/2012 Servers • Exchange Server 2010 • SonicWall Firewall • ESET Node 32 Endpoint Protection • Symantec Brightmail Messaging Gateway • Cisco Routers • Cisco, Dell & HP Switches • Printers • Software Installation I pour out all of my passion into every single project. I truly want to see you succeed. Let me help take you, your company, your product/service to the next level.

    $55.56 /hr
    637 hours
    5.00
  5. Andrey Z.

    Andrey Z.

    Senior Windows system administrator. Exchange and Google Apps expert

    Russia - Last active: 8 days ago - Tests: 7

    Hi, my name is Andrey! 10 years of experience in IT Industry specially with Microsoft Techmologies. Quality service for Microsoft OFFICE 365, EXCHANGE SERVER 2007/10/13, WINDOWS SERVER 2003/08/12, client OS: WINDOWS XP/7/8/8.1 I'm A professional with broad experience in the design, implementation, operation and management of infrastructure solutions looking to expand my skill and challenge myself. i am looking forward to assist you and providing you with a world-class experience. Technologies: Office 365 (Exchange, Sharepoint, Lync) MS Windows Server 2003/2008/2012 MS Exchange Server 2003/2007/2010/2013 Antivirus defend: Kaspersky, ESET, Symantec Hardware PBX: Panasonic Cisco, Fortigate, Dlink, Checkpoint DNS Server MAC OS Citrix XenServer, Microsoft Hyper-V, Vmware MSSQL, MySQL Backups - Symantec, Veeam,Acronis Web Hosting and reselling Clouding Infrastructure planning and development Help Desk and support My certificates: MCSA+M (Microsoft Certified Systems Administrator + Messaging) Microsoft® Certified Technology Specialist: - Windows Server 2008 R2, Server Virtualization - Microsoft Forefront Client and Server - Microsoft Internet Security and Acceleration (ISA) Server 2006 - Windows Server Virtualization - System Center Virtual Machine Manager 2008 - Windows Small Business Server Microsoft Certified Dynamics Specialist I've been involved in various maintenance and/or implementation projects based on technologies mentioned above. I have also participated to network design and implementations projects as well as assisting customers migrating to the latest technologies. I believe my strong points are my Creativeness and Punctuality. My #1 goal will always be to meet your needs and deadline. When working on a new project, I like to speak with the client, so that I can have a clear understanding of his/her needs and vision of the project. I'm honest and fair.

    $33.33 /hr
    99 hours
    4.99
  6. Hector Bravo

    Hector Bravo

    IT Expert - Project Manager - PMP, ITIL, VCP, MCSE, MCDBA, VoIP

    Panama - Last active: 1 month ago - Tests: 13

    Design, Plan, Implement and Support for: - Windows Azure / Amazon EC2 - Microsoft Lync - Microsoft Sharepoint - Microsoft Exchange - Microsoft SQL Server - Microsoft Active Directory, ADFS - Microsoft Dynamics CRM - Windows Server / Hyper-V - Microsoft ISA/TMG/UAG - Microsoft SSCM, SCVMM, DPM - Microsoft Office 365 - Voice Integration with Lync - VMWare vSphere / ESXi - VMWare Site Recovery Manager (SRM) - Veeam Backup & Replication

    Groups: Microsoft Certified Professionals

    $33.33 /hr
    930 hours
    4.56
  7. Vyacheslav D.

    Vyacheslav D.

    Microsoft Certified Professional: MCSE, MCSA, MCITP

    Ukraine - Last active: 2 days ago - Tests: 10 - Portfolio: 11

    My point - make all tasks with maximum effectiveness and less expenses. I have 10 years of hands-on experience as a system administrator/IT manager. Looking for interesting job / project(s). Able to work independently, but also is flexible team player with excellent communication and interpersonal skills. Skills and knowledge - Microsoft software/services = Microsoft Windows 2003/2008/2012 server products = Windows XP/Vista/7/8 desktops + mass-deployment tools/technologies = DHCP/DNS/FTP = DFS namespaces & replication = Active Directory planning, setup, maintenance and troubleshooting = Active Directory Federation Services = Terminal Services / Remote Desktop Services / RemoteApp = Group Policy = Access Control and Auditing setup = MS Exchange 2007/2010/2013 = MS Office 2003/2007/2010/2013/365 = MS SQL 2000/2005/2008 = Microsoft Hyper-V My MS certification: https://mcp.microsoft.com/Anonymous//Transcript/Validate Transcript ID 982200 Access Code Prima753

    Groups: Microsoft Certified Professionals

    $44.00 /hr
    3,623 hours
    4.76
  8. Aaron H.

    Aaron H.

    Cisco UC Specialist/Expert - 10 Year CCIE

    United Kingdom - Last active: 8 days ago - Tests: 3 - Portfolio: 2

    A specialist in the full range of Cisco Unified Communications with full CCIE Voice qualification dating back 10 years, and over 15 years experience in IT primarily as a Cisco Channel Partner lead engineer in the UK. Strong design, deployment, administration, development and troubleshooting skills in: Communications Manager (CUCM/CallManager from version 3.1 to 10.5) Communications Manager Express Voice Gateways (TDM, Analog), CUBE/SIP, H.323 Contact Centre Express (UCCX/IPCC Express) Scripting, Deployment and Custom Reporting with Historical Reporting Client (HRC) and Cisco Unified Intelligence Center (CUIC) Presence/Jabber, Unity (Voicemail, Unified Messaging) Cisco UCS and VMware Unified Attendant Consoles (CUBAC, CUDAC, CUEAC, Attendant Console Advanced/Standard, and ARC Premium) I also have extensive networking experience, as well as significant experience with Microsoft Windows Server/Exchange and associated technologies and products. I have development skills in Java, MS SQL and Informix and various other scripting and programming languages such as PowerShell. I have experience with many Cisco-specific APIs especially with UCCX and CUCM.

    $88.89 /hr
    191 hours
    5.00
  9. Daniel Z.

    Daniel Z.

    Highly skilled API integrator, PHP (ZF) Coder and Project Manager

    Poland - Last active: 1 day ago - Tests: 7 - Portfolio: 6

    Goal: Project and develop high quality apps for your success. Profile: OOPHP & Zend coding, IT consulting and business analyst, project coordinator and manager, Other skills: Apache, Bind, SSH, bashscripting, Memcached, Github, Solaris, Oracle, MySQL, Radius, AD, expert knowlegde of many *ux and windows systems Advantage: Project and implementation of many web apps. Most of it projected and developed by myself using Zend Framework, Google API (youtube, gdata), social API (twitter, facebook). Some of it integrated with operating systems or AAA software (radius, ldap). Usually Design Patterns were used (like Template Method, Version of Control, DAO, Dependency Injection, Decorator and so on). Some application built upon a structure of web services (XML, REST, JSON), some using jQuery and AJAX. Tools and technologies: Apache, radius, bind, ldap, Zend Framework, XML, SOAP, Linux, Linux daemons, Memcached, Sockets, REST, JSON, Oracle, MSSQL, MySQL, Design patterns, MVC, SVN, BASH, PHPUnit, Xdebug, Unit testing, Google Youtube API, Google Gdata API, Google Maps API, Facebook API, PayU API

    $35.00 /hr
    1,685 hours
    4.98
  10. Vladimir Mott

    Vladimir Mott

    Microsoft Exchange, Lync, & PowerShell Expert

    United States - Last active: 8 hours ago - Tests: 3

    Ex-Microsoft Senior Consultant with 15 years industry experience designing, deploying, securing and managing Microsoft Exchange, Lync, and Active Directory. Deep experience with multi-site deployments, Exchange Database Availability Groups, Lync Enterprise Voice,and hybrid Microsoft Office 365 deployments with SSO. Complex migrations to/from Exchange, Lync, and Office 365 are my specialty. Very experienced with complex hybrid / coexistence scenarios that require directory synchronization, federation, and custom PowerShell scripting. Excellent communication and problem-solving skills. I am based in California, USA. Technical Skills: - Exchange 2003/2007/2010/2013 - Lync 2010/2013 with Enterprise Voice - PowerShell Scripting - Office 365 - Forefront Identity Manager (FIM) - Active Directory - Windows Server 2003/2008/2012 R2 - Hyper-V - ADSI, LDAP, DNS, SMTP, TCP/IP

    $75.00 /hr
    485 hours
    5.00