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

105

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.

4.78
Last updated: May 1, 2015
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  1. Bogdan daniel S.

    Bogdan daniel S.

    VCP, MCSA, Exchange, Vmware, HyperV, Servers Expert Admin

    Romania - Last active: 1 day ago - Tests: 8

    10+ years experience in Information Technology (IT) Major areas of expertise: VMware and Microsoft virtualization technologies. Designing and implementing fault-tolerant virtualization clusters SAN and NAS systems (iSCSI, FC) Windows 2003 / 2008 / 2012 Server * Active Directory * Microsoft ISA Server and TMG * Clustering * MS Windows XP/Vista/7/8 desktop/workstation operating systems * Centralized anitivirus systems WSUS * TCP/IP, Switching and Routing * Firewalls IBM, HP, Dell Servers * DNS, DHCP, Wins * Print Server * File Server * Network and Servers documentation * LAN hardware/software administration, design, installation and configuration * Print Server * LAMP Administration * Linux services : squid, postfix, dovecot, firewall, ldap, mysql, nagios, dhcp, bind etc Certifications: MCP - Microsoft Certified Professional MCSA - Microsoft Certified Systems Administrator VCP - Vmware Certified Professional VCP-510 * VCA-DCV - Vmware Certified Associate Data Center Virtualization.

    Groups: Microsoft Certified Professionals

    $22.22 /hr
    2,607 hours
    4.68
  2. Anthony Matera

    Anthony Matera

    Windows Server Expert & Remote Support Specialist

    United States - Last active: 8 days ago - Tests: 4

    I have been working in the IT field for over thirteen years. My experience includes working as an IT Manager, running my own IT consulting business, and as an independant contractor in enterprise multi-site environments. My expertise is focused mainly on configuring and supporting Active Directory, IIS, Exchange Server, SharePoint and various VoIP products, as well as 10+ years administering all facets of Windows Server 2003/2008//2012 and Windows SBS. I also have extensive exposure to all current Windows desktop operating systems (Windows XP, Vista, 7, 8) and Microsoft Office. In addition, I am familiar with various RMM solutions including Kaseya remote control and ConnectWise ticketing systems. I am looking for part-time consulting work and temporary projects.

    $40.00 /hr
    25 hours
    5.00
  3. Asif Khan

    Asif Khan

    Technical / IT / MCSA Office 365 / MAC OS X Support

    Pakistan - Last active: 1 day ago - Tests: 17 - Portfolio: 7

    For the past 5 years, I have been working as a Technical Support Representative and Help Desk technician. I have handled email, chat and phone support, both inbound and outbound. I was a level 2 technician with Microsoft PC Safety which specializes in removing viruses, Windows Update issues, Antivirus programs, Firewall issues and other security related issues with the operating system. My core competency is with Active Directory, Microsoft Operating Systems and Networking devices. Based on knowledge and experience gained over the last 5 years as Technical Support / IT Support, I have developed a great expertise in many fields such as: Windows Server 2003/2008R2/2012, Windows XP/Vista/7/8, Microsoft Exchange 2010/2013, Outlook 2003/2007/2010/2013, MCSA: Office 365 MCP: Microsoft Azure Virtualization environments: Hyper-V, VMware Workstation and VMware Server ESXi 5.0/5.1 Antivirus server: Symantec Endpoint Protection, ESET NOD32 administration. Backup: Symantec Netbackup, Symantec Enterprise vault Network Administration, ERP system administration, MAC OS X Mac OS X Server Desktop and Technical support. I also have great experience with installation, configuration and administration of different kind of device like network printers, routers. Based on my friendly and communicative spirit I am sure I can fulfill all your requirements and expectations.

    $8.00 /hr
    2,672 hours
    4.96
  4. Nishantha Bandara

    Nishantha Bandara

    Senior C#/.NET Developer With MSSQL, MySql, Crystal Reports Experience

    Sri Lanka - Last active: 12 hours ago - Tests: 13 - Portfolio: 12

    As a software developer with 7+ years of experience, I’m looking for long term challenging assignments in application or web development projects. Core skills :: C#.NET / MVC / ASP.NET. Expert In :: MSSQL, MySql development & administration, Crystal Reports, Java Scripts Proficient In :: Customer Support (Technical) / Windows System Administration / PHP My Vision: To be a trustworthy information technology resource person, with strong set of technical and interpersonal skills. My Mission: Provide reliable and robust information technology solutions developed with cutting edge technologies to boost business operations and provide incomparable support services.

    $20.00 /hr
    3,788 hours
    4.98
  5. Amor V.

    Amor V.

    Writer

    Philippines - Last active: 2 days ago - Tests: 6 - Portfolio: 1

    I would like to showcase my skills, talent and experience in technical and creative writing. I am a hardworking professional who knows how to value and respect people's time. I have been writing my whole life and over five years online. With this experience, I would like to help people in reaching their desired goals. Apart from writing, I was also employed as an over-the-phone technical and customer service representative for two American companies for over five years. I worked with Linksys Home Networking for over two years and with Time Warner Cable for almost three years. My experience with handling different kind of customers gives me an advantage on how to deal with people, online and offline.

    $5.56 /hr
    4,000 hours
    5.00
  6. Al Mamun

    Al Mamun

    System Administrator, Windows(MCSE) & Linux Server

    Bangladesh - Last active: 2 days ago - Tests: 4 - Portfolio: 6

    I have been working as System administrator for more than 10 years in well known Software development & Hosting company. I have thorough knowledge and hands on Experience on for the following areas of both Windows & Linux:1. Web server(IIS, Apache, Nginx) , 2. DNS server3. FTP Server, 4. Mail Server(Sendmail, Postfix, Exim, Exchange)5. VPN Server setup and configuration.6. Database server (MS-SQL, MySql) 7. Version Controlling Server like Subversion, Visual Source Safe8. Various CMS like Joomla, Wordpress, Drupal, Ektron, DotnetNuke 9. Continuous Integration Process with CruiseControl/Hudson/Nant also provide support to many dedicated servers hosted in Rackspace, Godaddy, 1and1, Bluehost, Hostmonster, Blacknight etc.

    Groups: Microsoft Certified Professionals

    $15.00 /hr
    820 hours
    4.94
  7. Abu Sufian

    Abu Sufian

    Linux,VoIP and Windows Server/Network Administrator

    Bangladesh - Last active: 28 days ago - Tests: 9 - Portfolio: 10

    I have over 6 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

    Groups: Microsoft Certified Professionals

    $8.00 /hr
    1,680 hours
    4.99
  8. Marin Katic

    Marin Katic

    SMB IT and Microsoft Office 365 Specialist

    Croatia - Last active: 4 days ago - Tests: 6

    Microsoft Certified Specialist. Microsoft Server, Office 365, Windows Azure, Microsoft Desktop. 18 years of experience in planning and administering Microsoft platforms in Insurance companies and IT companies. Leading teams of IT specialists. Experience with dedicated security solutions (logging, identity management, database access monitoring). Social skills experience: Help Desk and Desktop and App administration for over 500 users.

    $30.00 /hr
    57 hours
    5.00
  9. Zeno-Anton Barzan

    Zeno-Anton Barzan

    SysAdmin -IT Expert, Tech Writer/Book Author, IT Consultant

    Romania - Last active: 14 days ago - Tests: 13 - Portfolio: 3

    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.

    $27.78 /hr
    107 hours
    4.87
  10. Sergey Babkevych

    Sergey Babkevych

    IT Support / IT Work / System

    Israel - Last active: 20 days ago - Tests: 11 - Portfolio: 3

    To take a challenging and high performance oriented role in the field of Computer engineering and implement the expertise and experience gained in this field to develop complex project with efficiency and quality. Over 5 years experience in Network infrastructure and over 7 years in overall IT industry. Background ranges from intelligence community support to desktop administration and support. Exceptional verbal and written communication skills, ability to interface effectively with clients, management and employees at all levels MCSE/MCSA/MCP/MCITP/ MCSE Security MCSE Exhange MCSA Security MCSA Exhange and more ,,,, https://mcp.microsoft.com/Anonymous//Transcript/Validate Transcript Id : 841349 Access Code : A841349B Now working in ISP Hosting VPS + CLOUD and eCommerce solution

    Groups: Microsoft Certified Professionals

    $15.00 /hr
    11 hours
    5.00