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. Lou Nilreb Dizon

    Lou Nilreb Dizon

    System Administrator /IT Support (HW, SW and Network) / Programmer

    Philippines - Last active: 1 month ago - Tests: 3 - Portfolio: 6

    Over the years I have been an IT enthusiast. I have developed a wide range of programs and configured applications to maximize their efficiency for personal and business use. I continuously seek for new challenges to gain knowledge and to stay in trend with technology. My goal is not to meet but rather to exceed my client's expectations.

    $5.56 /hr
    549 hours
    5.00
  2. Zeno-Anton Barzan

    Zeno-Anton Barzan

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

    Romania - Last active: 10 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
  3. Anton Chernysh

    Anton Chernysh

    Senior IT Engineer, Windows Systems

    Ukraine - Last active: 9 days ago - Tests: 3 - Portfolio: 1

    IT System consultant with a lot of experience with all Microsoft products.Comprehensive MS servers knowledge. Security maintenance and implementation. Implementation of Windows servers systems. My thoughts in life, and work, is that nothing is impossible, nothing is out of reach, every problem has a solution. My goals are to safely, responsible and with resourcefulness, solve any problem. In love with Windows PowerShell.

    $19.44 /hr
    59 hours
    4.89
  4. M. Farooq Siddiqui

    M. Farooq Siddiqui

    Systems Engineer (Information Security)

    Pakistan - Last active: 1 month ago - Tests: 14

    I have around 07 years of experience in the field of information technology. During these years I have provided IT Support to End-Users then I configured and maintained network, Linux and Windows and Virtualization servers. Currently I’m involved with Security Assessment of Information Systems which includes scanning, identifying and assessment of vulnerabilities and related risks. I have worked as Network and Systems Administrator at FAST NU (http://nu.edu.pk) for almost around 5 years. During those years I have acquired a very good knowledge of Network and System concepts and learned the art of troubleshooting. My responsibility included but not limited to managing VMWare ESXi Server, Active Directory, Samba File Server, Squid Proxy Server, Microsoft Forefront TMG Server, management of subnets on Cisco 3560/3750 Switch, management of VLANs, management of Trunks all over the network, Monitoring of Network, Monitoring of servers, documentation of network and providing end user support for system and network problems. Previously I have worked as Systems Technician at Information Technology Experts (http://www.itepk.com) I have Higher National Diploma (HND) in Computing from Edexcel, UK affiliated institute.I own Diploma of Associate Engineer (DAE) in Information Technology. I have taken training of CEH, RHCE, CCNA, TMG and have earned Microsoft’s MCITP:Enterprise Administrator and Symantec's STS in Endpoint Protection and Messaging Gateway Certification.

    Groups: Microsoft Certified Professionals

    $10.00 /hr
    18 hours
    5.00
  5. JOBIN JOHNY

    JOBIN JOHNY

    Senior IT Specialist

    India - Last active: 7 days ago - Tests: 3 - Portfolio: 1

    Am a Senior IT specialist with more than 8 years experience in the IT Support & Service Industry focusing on Server and Network Administration that includes projects and supports on Exchange, Active Directory, Terminal, RDS, Vmware, Hyper-V, DNS, DHCP, Windows 7, Server 2008, Server 2012. Am playing as key role in my own new venture , Eyne Tech services , a IT Service and support comply in its incubation stage. Eyne-Tech services is a technical support company that is built upon the keel of a dedicated crew. We specialize in providing Outsourced Remote IT support, providing powerful backend solutions for applications, portals and websites, server management, network management IT infrastructure project as well as migrations tasks.

    $18.00 /hr
    44 hours
    4.98
  6. Sergey Kogut

    Sergey Kogut

    Senior System Administrator

    Ukraine - Last active: 1 month ago - Tests: 1

    Hello, I'm a System Administrator with 6+ years experience. I have worked earlier with hosting companies like hostpro.ua, 1gb.ua, hostclear.com, justhost.com and SingleHop.com. I've great experience with WordPress, cPanel/WHM, Plesk and server configuration (Bind, Postfix, Apache, MySQL, FTP and etc) + Virtualization OpenVZ Also I know CentOS and Ubuntu rather good (installation and configuration of software like ffmpeg, 3dproxy, Maldet, OpenVPN, Bugzilla and etc) Also I've a good experience with Nginx + PHP-FPM + Nginx Cache + Varnish Cache Currently I work remotely as a system/server administrator at RipaMedia Inc. I love my job and also I like to help people like you :)

    Groups: Bluehost Developers and Designers

    $22.22 /hr
    129 hours
    4.89
  7. Marius V.

    Marius V.

    Certified Systems Engineer

    Romania - Last active: 1 day ago - Tests: 2 - Portfolio: 2

    I am a System Administrator focused on Microsoft products with 8+ years of professional experience on IT companies. I have extensive experience installing, configuring, administering and maintaining operating systems (Windows Server 2003, 2008, 2012) and services like AD, DNS, DHCP, WDS, Hyper-V, Exchange, SCCM, SCOM. Time spent working in this area has allowed me to achieve knowledge and improve my skills in computing that would make me well suited to assist you in accomplishing your goals. I work methodically and efficiently to insure that my partner is satisfied with the end result and the cost of job is well justified.

    $25.00 /hr
    34 hours
    5.00
  8. Jose Ortega

    Jose Ortega

    MCSE Server Infrastructure and Messaging running behind a MCSD web app

    Mexico - Last active: 3 days ago - Tests: 7

    Microsoft Exchange 2007/2010 & 2013 Versions Windows Server 2003/2008/2012 and its R2 versions Windows Azure Experience and IaaS good practice knowledge Server Services (Roles & Features) Experience Active Directory + GPO RPD Services Networking / Virtual Networking (Vmware/Hyper-V) TMG 2010 / ISA SERVER 2004/2006 Scripting languagues (Windows Powershell ,DOS,VBS) Programming Languagues using C#/Vb.net (vacations form in Manapro, using VS2012 & InfoPath designer/report from disk on critical servers in HTML5) Basic Support to Unified Communications Sharepoint 2010/2013 (Implementation/Configuration) Technical support using Teamviewer & RDP Intermediate SQL Servers Advanced Excel Macros

    $27.78 /hr
    33 hours
    5.00
  9. Aleksey Prilutskiy

    Aleksey Prilutskiy

    Network and Security specialist | Cisco, Windows, Linux administration

    Ukraine - Last active: 1 day ago - Tests: 7

    Certified Microsoft and Cisco network professional with experience of working at one of the leading industrial holding of Eastern Europe with large enterprise network. Offer design, installation, maintenance, configuration, support and pentest any size networks built on various vendors equipment. - OS: Windows server 2008 - 2012R2, CentOS, RedHat, Debian, Ubuntu - Platform: Bare-metal, Virtualaized (Hyper-V, VMWare), Cloud (Amazon, Azure) - Web services (Apache, Nginx, MySQL, PHP) - Security audit and pentest (OpenVas, Nessus, Nexpose, Metasploit, Burp suite) - Routing: RIP/OSPF/EIGRP/PBR/BGP/MBGP/PIM/PfR - Switching: VLANs/VTP/STP/RSTP/PVST/802.1q/LACP - HA: MEC/VSS/vPC/LAF/HSRP/GLBP/VRRP - VPN: Dynamic VPN/DMVPN/FlexVPN/IPSec/Q-in-Q/RAVPN - WAN: Ethernet/CWDM/PPP/Frame Relay - IP services: NTP/SMTP/SNMP/TFTP/FTP/HTTP/DHCP/DNS/NAT - IP multicast: IGMP/PIM-DM/PIM-SM/MSDP - Monitoring: Syslog/SNMP/Netflow - Wireless and security technologies/QoS/MPLS/CoPP Vendors: - Cisco Systems (Routers: 29xx, ASR; Switches: 65xx, 45xx, 37xxE/X, 35xx, 29xx; DC Swithes: Nexus 55xx, Nexus 22xx; Firewalls: ASA55xx, ASA55xx-X, Wireless: WLC5508, AP1130, AP1140, AP1500); - Allied Telesis Switch Blade 4000; - HP, 3Com; - ZyXEL IES-1000, different ZyXEL ADSL and SHDSL modems

    $22.22 /hr
    156 hours
    4.99
  10. Laurence Taylor

    Laurence Taylor

    Server Super Star - Expert in Windows/Vmware/Citrix/Office365

    United Kingdom - Last active: 2 days ago - Tests: 3 - Portfolio: 4

    I am a certified VMware, Citrix, Windows and Office 365 specialist based in Europe. Highly experienced, I have over twelve years experience working with managed service providers on everything from level 3 support, consulting, design and delivery of infrastructure solutions. Many of these customers were highly complex environments including financial, insurance, retail and freight. I am professional, reliable and able to work independently with little guidance and supervision. Being from New Zealand my native language is English, I can easily join you on a conference call with customers and instantly build trust, creating raving fans and add value to your brand. Having worked in highly secure financial and insurance environments I am used to demanding customers and am ready for whatever challenge you may be facing. I am currently based in the GMT timezone and available to start immediately either full time or for short term engagements. Here are my core competencies: Microsoft Windows servers (2000 to 2012 onwards.) Vmware Vsphere ESXi virtualisation (3.5 to 5.5.) Vmware Site Recovery Manager (SRM) RSA Authentication Manager Citrix Xenapp (4.0 to 6.5) and Netscalers/Access Gateways Terminal Servers – RDS (2003 to 2008) SAN storage (HP P2000/MSA, P4000, Dell EqualLogic, IBM DS3200) Backup products. (Veeam, Backup Exec, Shadow Protect) Exchange Server and spam filtering products. Microsoft Office 365 Meraki Wireless products Anti-Virus - Trend Worry Free and Deep Security, Symantec, Mcafee. In-House Tools MSP Tools Kaseya / Labtech / Connectwise / ITQuoter / Cherwell.

    $25.00 /hr
    22 hours
    5.00