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, 108 Windows Administration projects are completed every quarter on Upwork.

108

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. Rex W.

    Rex W.

    System Admin / E-mail support / Technical support / Remote Support

    India - Last active: 1 day ago - Tests: 9 - Portfolio: 3

    Over 10 years of experience in IT field as System Administrator / Technical Support Engineer to install, maintain and troubleshoot Linux and Windows systems. Skilled in various software/hardware where problem solving skills, application and systems knowledge can be put in for prompt and successful maintenance of systems infrastructure. Currently looking for a Technical Support Engineer position with challenging opportunity that would use and grow my IT experience. Technical Certifications and Skills: ADCHN - Advanced Diploma in Computer Hardware and Networking. CCNA - Cisco Certified Network Associate Trained (640-802). RHCE - A RHCE Engineer

    $12.22 /hr
    3,707 hours
    4.98
  2. Piyush Aggarwal

    Piyush Aggarwal

    Windows Citrix Administrator

    India - Last active: 16 days ago - Tests: 9

    Professional Synopsis -6 years of Information Technology Experience in Windows & Citrix Support. -Administration of Citrix Xenapp 5.0/6.5 -Installation/Configuration/Managing Xenapp Farms (v5.0 and 6.5). -Administration of Web Interface, Load Balancing, Advanced configuration tool. -License management, Application streaming and printing configuration. -End user interaction for all Citrix related issues. -Experience on Server 2008, AD, Exchange. Xerox – ACS, A Xerox Company as Citrix Engineer. -Installing and administrating Xenapp server and publishing Applications on Citrix Servers. -Part of Migration team; wherein we are migrating 4 farms on 4.5/5.0 to Citrix Xenapp 6.5 -Installing Xenapp servers, applications, setting policies, coordination with network, proxy and application teams for all the rules, till final handover / signoff to the operations teams. -Working on trouble tickets (Web interfaces, ICA clients, profile related issues) raised by helpdesk. -Maintenance and troubleshooting of Citrix Server farm. Application Support and troubleshooting in Citrix farm. Creating Admin accounts and providing permission. -Administrating and managing Citrix Management Console, App Center, Remote Desktop Services Manager, and Citrix AppSense Manager. -Configuring and Managing Zones, Load Balancers and Load Evaluator and Citrix Policies. -On call, weekend and off business hour support. -Configuring Wyse terminals / thin clients with Citrix VDI solutions. -Handling L2 & L3 Incident tickets and providing RCA. Serco Global Services as a Systems Engineer -L1-L2 Support on Windows & Citrix. -Maintenance and troubleshooting of Citrix Server farm. Application Support and troubleshooting in Citrix farm. Creating Admin accounts and providing permission. -Installation/Configuration/Managing Xenapp server Farm (v 5.0/6.5). Providing access of applications to users, Administrating and managing Citrix user profile. -Managing Citrix user sessions, profiles, applications and end user issues on Citrix. -Managing windows Citrix servers, application installation, Printer management, and folder permissions. -Creating user accounts in AD. Creating Security groups, distribution group, shared mailbox in AD and exchange to allow access to users. -Creating and managing user accounts, permissions, shared files and resources through Active Directory. -Responsible for troubleshooting server issues according to the Event viewer. Convergys as a Senior Technical Support Officer -Worked in Desktop / Laptop Support / Citrix Support. -Answering Calls, emails, visiting end user’s workstation, ticket handling. -Providing L1 infra but not limiting to Servers, Desktop, Citrix, Server Monitoring, etc -Printer management, Network Drive management, back & restore, etc. Wipro Ltd. as a Senior Associate -Worked in Service desk / Helpdesk. -Answering Calls & Emails, regarding Desktop support, Application support, password resets and end user queries. -Level 1 support on AD, Exchange, File Shares, Print Servers, Citrix, RSA-VPN, etc -Level 1 Support on Citrix, user sessions, Client installation, profile management, etc.

    $25.00 /hr
    73 hours
    5.00
  3. Puneet Sharma

    Puneet Sharma

    Web Researcher,Data Mining,Lead Generation,Linkedin, Email Support

    India - Last active: 4 hours ago - Tests: 9 - Portfolio: 9

    I am a Telecommunication graduate having experience in all works related to Data processing. I am a full time freelancer who works to achieve my employer's trust and satisfaction. My dedication to work with accuracy is an asset and beneficial to any employer.I am fast, accurate, dependable, dedicated, cost effective,well organized and a hard working person.A reasonable and hardworking provider here, looking for fresh opportunities to prove my skills and qualities. My objective is to built up long term relationship with my employers. I am committed to provide affordable and quality service. My core competency and experience are in Data Entry, Web research, Lead Generation and Data Scraping, Email Support. I am proficient in Win XP, Win 7, Server 2003, Server 2008, Networking.

    $5.56 /hr
    5,161 hours
    4.93
  4. Adam S.

    Adam S.

    Windows Systems Engineer | Exchange | SharePoint | AD

    Poland - Last active: 9 days ago - Tests: 2 - Portfolio: 3

    Systems engineer with 8 years of experience managing server infrastructures and data-center operations across Microsoft platforms. Skills: - MS Windows Server 2003 /…/ 2012R2 – Active Directory, ISA, IIS, WSUS - MS Exchange 2007/2010/2013 - SharePoint 2007/2010/2013, SharePoint Designer 2007/2010, InfoPath - Office 365 - PowerShell, VBSscript - Symantec Backup Exec 2010 - McAfee DLP, Trend Micro OfficeScan, Trend Micro Mobile Security, Symantec Endpoint Protection - IBM Blade Center, Flex Systems, X series - Virtualization: Hyper-V; Vmware (ESXi, vSphere)

    $24.44 /hr
    61 hours
    4.94
  5. Arabo Markarian

    Arabo Markarian

    System and Network Administrator (Unix, Linux, Windows)

    Armenia - Last active: 1 day ago - Tests: 5

    More than 8 years of experience in Unix, Linux, Windows systems. My Skills includes: - Unix/Linux/Windows Server Management - Clouds & VPS management (AWS, Linode, DigitalOcean) - Amazon web services expert (EC2, RDS, S3, VPC) - FreeBSD expert - RHEL/CentOS, WHM/Cpanel expert - FTP Server installation & Management - Remote Server Management - Apache/Nginx Server configuration & Management - PHP Install & configure - Database server (MySQL & PostgreSQL) Installation and Management - Mail Server Install and Configure (Postfix, Dovecot) - Live site Hosting - Ecommerce platforms (Magento) - Wordpress

    $27.00 /hr
    1,773 hours
    4.72
  6. Abdul Wahab

    Abdul Wahab

    Network and Web Hosting Administrator,Web Developer, System Support

    United Arab Emirates - Last active: 1 day ago - Tests: 6 - Portfolio: 6

    Over the last 5 years, I have been involved in administration of large Hosting companies working as Linux, Windows administrator and have complete command over network and leading hosting softwares cPanel/WHM and Plesk. I have been involved in many web development projects as well and has a complete command over HTML/CSS and building dynamic systems involving PHP/MySQL/Javascript. I also have an excellent background and patience in providing highly professional and user friendly technical support through all major mediums like Email, Chat, Telephone and Ticket System.

    $15.00 /hr
    1,290 hours
    4.77
  7. John K.

    John K.

    Drupal - Wordpress Expert / Web Developer php-mysql-HTML5-css

    Greece - Last active: 6 days ago - Tests: 2

    I have started Web developing with php v2, 15 years ago. Over the last 2 years I am working exclusively as a freelancer, mainly with DRUPAL and WORDPRESS (HTML5, CSS, JAVASCRIPT). I am seeking opportunities to build websites from the ground up for you or your business. I can help you with almost any DRUPAL related task (install, configure, update, optimize performance, theme development, psd to drupal, custom forms, module installation, configuration, development, and much more). Just hit me to discuss further your DRUPAL needs and I will give you a detailed action plan for your project. Because I am rather new in the oDesk system I can offer you a short trial and completely free session to prove that my skills are good enough for your needs. As an IT professional for more than 15 years I also have experience in the following areas: ITIL (Certified Information Technology Manager), IT team management, IT project management, Oracle, mySQL and MSSQL database administration, Windows & Linux administration, DNS, Oracle ERP, Technical user support all levels, Backup practices in complex environments, Data room monitoring, maintenance configuration, SAN storage configuration (HP hardware), Blade servers administration and configuration, Windows Terminal Services, VMware administration, Proxy-firewall-VPN practices in big organizations, Bioinformatics (as a Phd student), Microsoft Access developing, IIS-Apache web server administration and optimization. If you have any project or question related on the above fields please feel free to contact me any time. It is always my pleasure to help, if I can, even if I don't take any job to do. I really love the IT business and it is a continuous challenge to learn and work for new projects.

    $10.00 /hr
    70 hours
    5.00
  8. Alfred Ryan Cayabyab

    Alfred Ryan Cayabyab

    Systems Administrator, Help Desk Support, and SharePoint

    Philippines - Last active: 4 hours ago - Tests: 8 - Portfolio: 19

    I am seeking opportunities where I can apply my skills on desktop, server, network administration and support. I am here to provide solutions remotely (using various remote desktop sharing tools). I am knowledgeable in the following areas as well: HTML, CSS, Wordpress, SharePoint and databases such as MS SQL, MySQL and Oracle.

    Groups: Application Developers Alliance

    $15.00 /hr
    6,123 hours
    5.00
  9. Tomasz Bednarek

    Tomasz Bednarek

    Expert Web Developer with many diffrent skills

    Poland - Last active: 1 day ago - Tests: 3 - Portfolio: 6

    have been programming for over 6 years, dealing both with frontend and backend jobs. My specialty are e-commerce solutions, which I am most experienced in. Programming is not only my job - first and foremost it is my passion. I always do my best and constantly learn new things to be as versatile as possible. You will definitely enjoy working with me :)

    $13.33 /hr
    424 hours
    4.91
  10. Andrey Kurashev

    Andrey Kurashev Agency Contractor

    PHP/MySQL Developer

    Russia - Last active: 5 months ago - Tests: 10 - Portfolio: 1

    I have a lot of experience in the web programming. Also I had projects concerned with the server administration on the Win and UNIX platforms. Over the last 3 years I have developed few websites using PHP, MySQL, HTML and JavaScript. I have experience in the follow areas: web programming (PHP, SQL, HTML, JavaScript, XML, Zend Framework), server administration (Windows, Unix)

    Associated with: Ronas IT Agency

    $29.00 /hr
    13,161 hours
    5.00