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).

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


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 4.78.

Last updated: May 1, 2015
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  1. Abhishek Bhatia

    Abhishek Bhatia

    Project Manager / Vmware Consultant

    India - Last active: 09/05/2014 - Tests: 2

    Hello, My name is Abhishek Bhatia . I am working as a Tech Lead with one of leading global MNC. I have around 10 years of experience in maintaining and configuring a variety of Windows and Virtualization.As fare as my education goes I have completed my Masters in Computer Application from Sikkim Manipal University and also executive MBA from KSOU(Karnataka State Open university). Apart from it I have also bagged the following certifications: -Post Graduate Certificate in Project Management (PGCPM) from GNOU. -Project Management Professional (PMP) from PMI, USA -Certification - ITIL V.3 Foundation -Certified MCITP- Windows server 2008. -Certification MCSE – Windows 2003. The following is a snapshot of my skill set:  IT Project management, delivery within the Schedule. Interactions with the business and understanding the needs and execute the same in a coordinated manner.  Handling Team of 8 people & Mentor Juniors in Team.  Managing Project IT Infra Baseline and ongoing upgrade as per LOS (Line of Services)  SLA & Vendor management,  Microsoft-Windows Server and Vmware ESX Administration SME level.  Incident & Problem Management.  VMware maintenance, install, and administration Installing, Managing & administration VMware ESX 3.5 and ESXi 4.1/5.0 hosts. Installation and configuration of VMware Virtual Center Server (4.1/5.0).  Creating and Managing VMware cluster.  Creating virtual machine, templates & Cloning.  Consolidate and migrate systems into a VMware environment.  Responsible for tracking and planning current and future capacity needs  Worked on VMotion, DRS, HA & P2V.  Preformed SVMotion to EMC storage  Rich experience in analysis, installation, implementation and maintenance of Windows 2003 and 2012. Server, Active Directory, DHCP, DNS, & Group Policy and Experience in Testing and implementing security patches released by Microsoft through WSUS and Shavlik.  Patching of ESX servers.  Good practices on Configuration and Change Management, SLA metrics and Escalations.  Knowledge of DHCP setup and troubleshooting, Active Directory/Domain Controller Configuration.  Knowledge of Windows Clustering.  Solid Knowledge in Documentation for Installation, Testing, deployment and troubleshooting Windows servers.  Good Knowledge of IT processes to be followed as per ITIL standard.  Ensuring the communication between the project resources and stakeholders take place. At the moment I am working for multiple accounts providing L3/L4 and Subject Matter Expert opinion for Remote Infra management services.

    $38.89 /hr
    0 hours
  2. Sayuj Shrestha

    Sayuj Shrestha

    IT Specialist

    United States - Last active: 06/18/2012 - Tests: 3

    I have experience in data entry operation, web designing, IT help desk (networking and computer support), network management and customer service. I started my IT career with MS-DOS when there was no GUI based Windows platform. Along the way I gained experience with win3.x to Windows 7, Windows Server OS and several Linux distribution (Fedora, Ubuntu). I did my CCNA (Cisco Certified Network Associate) and currently working towards my CCNP (Cisco Certified Network Professional) certification. I have more than 5 years of experience in Networking, OS administration, troubleshooting and designing.

    $10.00 /hr
    0 hours
  3. Laszlo E.

    Laszlo E.

    IT support specialist

    Hungary - Last active: 04/30/2012 - Tests: 21 - Portfolio: 2

    Currently (2012) I provide IT security support for financial customers on the following fields: CheckPont and FreeBSD-based firewall, site-to-site VPN, clien-to-site VPN, network debugging. I have worked more than 4 years as an IT security support specialist at an international company ( and I am looking for a similar, 2nd level support job. I am familiar with unix/linux/windows operating systems as well as Linux/Apache/MySQL/PHP/HTML/XML environment. In my free time I develop CakePHP + MySQL based applications and also interested in on-site SEO and IP camera surveillance systems.

    $8.89 /hr
    0 hours
  4. Luom Q.

    Luom Q.

    IT Manager

    Vietnam - Last active: 4 months ago - Tests: 2

    Over 9 year experience in managing Information system Manage IT projects (ERP Project) Responsibility of Windows and Linux system including: Domain Controllers/ Active Directory, Groupware system, Mail server, Storage system, Human resource system, Accounting System, Internet Proxy server, Application Server, VoIP, video conference system... I am seeking opportunities to take part in your project with the role as system administrator or helpdesk person.

    $16.67 /hr
    0 hours
  5. Emmanuel Nolasco

    Emmanuel Nolasco

    Web developer and Translator Spanish/English/French

    Mexico - Last active: 05/21/2012 - Tests: 3 - Portfolio: 2

    Share my skills and knowledge with the employers. Just starting as a freelancer worker on internet. I've been worked as a freelancer as technician in networking and computing (technical support, networking construction, project manager, among many others) Spanish native speaker with very good skills in both English and French. Based at the moment in Mexico. Degree in Networking and Business in Networking. Already worked in some translations from Spanish to English and Spanish to French. Have a great passion for the computing world and languages.

    $10.00 /hr
    0 hours
  6. Igor P.

    Igor P.

    Certified web developer (PHP/Wordpress/Joomla/Shopify/Android & SEO)

    Russia - Last active: 07/14/2014 - Tests: 10 - Portfolio: 6

    I'm a certified PHP developer with a over 9 years experience in web-development. These years I have developing, optimization, administration many websites using the many CMS and custom PHP, MySQL, HTML, CSS, JavaScript and other technologies. I have experience in the following areas: - web programming (CSS, HTML, JavaScript, jQuery, PHP, Python, SQL, XML) - web technologies (Amazon, AJAX, many API's, Git, etc.) - CMS's (Joomla, WordPress, etc.) - OS's (Linux, Windows, etc.) - E-Commerce (Shopify, etc.) - SEO optimization - Android development - administration for sites - fix issues on sites - repairing sites after hacking, malware, viruses, etc. - integration with affiliate programs - integration with payment system (PayPal, Bitcoin, Litecoin and more) - testing - etc. I look for a challenge to work on any interesting and unusual projects. I love my job, this reason why I can guarantee a fast, high-quality, professional performance. I will be glad cooperate with you. I guarantee the quality of my work!

    $16.67 /hr
    6 hours
  7. Steven Trevino

    Steven Trevino


    United States - Last active: 05/29/2013 - Tests: 2

    Steven M. Trevino 8626 Henrico Ln Rosenberg TX 77469, 713-594-8648 Senior Technical Support Specialist: Analytical IT professional with more than 8 years of experience providing world class IT support to major organizations. Skilled in communicating complex IT realities to non-technical employees. Well-organized specialist who accurately and completely documents issues. Areas of Expertise: Help Desk • Network Administration • Process Improvement • Procedure Development • System Improvement • Technical Support Professional Experience: BG Group October 2009 – Present ​Global IT Security Analyst • Provide user account administration for computing environments including ID creation, provisioning, transfer, change, and termination of access and bulk requests. OpenLink Endur Administration. DMZ Server access. • Develop, Implement and Maintain Forms, Processes and Tools Related to Account Administration. • Obtain appropriate approvals of all items requested prior to making any changes. • Achieved near 95% on all Service Level Agreements. Exterran May 2008 – June 2008 Deskside Technician • Assist with moving two companies to one location. Sienna Plantation June 2001 - January 2008 ​Food and Beverage Manager • Manage bar staff, budgeting staff hours and creating weekly work schedules covering 14 shifts. • Responsible for event planning and catered events. Phillips Petroleum October 1997 - September 2001 ​Deskside Support • Handle trouble tickets in Remedy for support of PC moves, adds, changes and software updates. • Maintain network plotters and printers including ordering supplies and maintaining inventory of supplies. Education ​University of Houston Downtown ​Completed 70 hours towards Bachelor of Science, Computer Information Systems

    $22.22 /hr
    7 hours
  8. Matt Chisenhall

    Matt Chisenhall

    Information Technology

    United States - Last active: 3 months ago

    A distinguished leader in the Information and Technology industry with expertise in diverse range of technologies within multiple industry settings. Demonstrated success managing Data Centers, Networks, Servers, and an IT company. Well-organized, results oriented individual with proven ability to implement processes and procedures that improve business functionality. Solid management skills, proven leader, and capable of motivating individuals to maximize levels of productivity, while forming cohesive team environments.

    $16.67 /hr
    2 hours
  9. Juan Vazquez Ayala

    Juan Vazquez Ayala

    Customer service, Interpreter, Window/Linux Administrator

    Mexico - Last active: 11/03/2014 - Tests: 6

    I worked as a Bilingual Costumer Service agent for 2 years, Giving internet technical support. Over 2 years I worked as a costumer service supervisor for a phone company (Telcel) supervising 30 sales agent, in different department stores across the michoacan state in mexico, focusing on sales strategies, but most important i focused on motivation so they could perform their jobs in the best possible way. I am currently working as a network administrator in a Drinking Water company, managing a payment software and an accounting software call sistema de armonizacion contable. Giving their proper maintenance.

    $5.00 /hr
    0 hours
  10. Oliver P.

    Oliver P.

    Reliable, fast and high quality results.

    Germany - Last active: 4 months ago - Tests: 4

    Hello! I am an autodidact with 30+ years experience in using computer systems. My focus is on audio and video productions, but I also have great experience in administrating web, mail and SQL servers, network infrastructures. I am also good at technical support via phone and email, translations and web design. Last but not least I consider myself being a voice talent, since I really have a nice voice - so they say ;-) My spoken languages are German, English and Dutch - with a little bit French and Spanish here and there. I am willing to work hard. I am very reliable and will never disappoint my employers.

    $16.67 /hr
    0 hours