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.

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. Chatur ratna S.

    Chatur ratna S.

    Network & System Administration

    Nepal - Last active: 02/08/2013 - Tests: 10 - Portfolio: 1

    To stay abreast with technologies related to Internet Protocol (IP), Network Technology and System Administration. **Technical Proficiencies** Unix/Windows systems and network administration are my primary interests. I have extensive experience with multiple UNIX-based / windows operating systems with an emphasis on Linux, FreeBSD and Solaris, Cisco networking hardware, system and network security, network design and unix backups. I use Perl / UNIX shell scripts on a regular basis for system administration tasks and am familiar with some C/C++, PHP, VB programming. While working for an Internet Service Provider, I have installed, configured and maintained various Open source software and services on Unix Platform to provide essential services such as DNS, Mail, Proxy, Web, Database, Radius etc. I learn new concepts and systems quickly and am receptive to new ideas. I work well alone or in a group and also have self-learning capability. **Core Competencies** Network & Systems Administration & Security; Network Design; Wireless Network Planning; Data Integrity/Recovery; Disaster Recovery Planning; Contingency Planning; Research & Development **Platforms** UNIX (FreeBSD, Solaris), Linux (Red Hat, CentOS, Fedora, Ubuntu), Mac OS X, MikroTik RouterOS, Microsoft Windows operating systems from 95 on. **Networking** Cisco / BDCOM Router / Switches and IOS, Wireless LAN/WAN, WiFi Hotspot, TCP/IP, ISO/OSI, Ethernet, FDDI, VPN, PPPoE, DHCP, SSH, RIP, OSPF, BGP, policy routing, SNMP. **Languages** UNIX/Linux Shell Scripting, C, Basic, HTML, Perl, PHP. **Software** Mail (Qmail / MDaemon / Microsoft Exchange), DNS (BIND / MS-DNS), Proxy (Squid/ MS-ISA), Radius (FreeRadius / Internet Authentication Service (IAS)), Web(Apache / IIS), chillispot / coovachilli **Database Systems** MySQL Database **Security** Microsoft Internet Security & Acceleration (ISA) Server, FreeBSD IPFW / PF Firewall, Linux iptables Firewall **Bandwidth Management** FreeBSD IPFW based Bandwidth Management, Traffic Shaping with TC and HTB **Network Monitoring System** Nagios, MRTG / RRD / Cacti **Directory Service** Microsoft Active Directory, OpenLDAP **VoIP** Asterisk

    Groups: Microsoft Certified Professionals

    $5.56 /hr
    0 hours
    4.95
  2. Vitaliy Lobanov

    Vitaliy Lobanov

    Windows administrator and script developer

    Russia - Last active: 11/14/2014 - Tests: 3

    Over the last 3 years I developed a set of GPOs, a bunch of ActiveDirectory-related powershell scripts, a WSUS approvals import and export tool and other utilities for automation of Windows administrative tasks. I used MS .NET framework widely in my scripts. I develop VBA scripts for our financial analysts and accountants. I've installed and managed over 15 MS AD-based networks. I have a basic skills in PHP, MS SQL, MySQL and Pascal / Delphi and OOP. Now I'm working for Symantec in Russia as a technical sales consultant and have some technical certificates (STS): Symantec Web Gateway, Symantec Backup Exec, Symantec Endpoint Protection. Here is a link to my portfolio: http://hdablin.blogspot.com

    $15.00 /hr
    0 hours
    5.00
  3. Harish Kumar

    Harish Kumar

    Windows System Admin, MCT, MCSE, CentOS, CCNA Security Exp

    India - Last active: 3 months ago - Tests: 6

    Over the last 10 years, providing service and online trainings on IT fields such as LAN, Wireless, Windows Administration, Linux, setup ERPs. I also very well in website setup for small companies.  B.Tech – CSE and Diploma in Computer Engineering with over 15 years of fruitful & extensive experience in infrastructure management entailing system administration, Security Admin, handling networks, managing user accounts, installing resource domain server, troubleshooting of LAN/WAN Network, Remote Installation Services.  Currently associate with Technocrats, Yamunanagar as IT Consultant and Freelancer IT Consultant.  Extensive Knowledge of Windows 2008/2003, Checkpoint NG/AI and NGX R60, SQL Server 2000, MS Exchange, Symantec Antivirus product, Lotus Notes 6.5, SCO Unix, Redhat Linux, MS Web Server IIS with CCNA Certification.  Proficient in monitoring network performance, commissioning activities, upgrading software’s. Secured exposure in service support activities.  Acquired wide exposure in handling matters related to installing software, diagnosing computer related malfunctions, troubleshooting & maintenance of the entire system.  Well versed with router configuration & maintenance of major server & network systems, solving problems related to Mail/ ISA/ Web Servers, implementing TCP/IP core networking services.  Excellent communication and interpersonal skills with proven abilities in resolving complex networking, hardware and software related issues.

    $16.67 /hr
    5 hours
    5.00
  4. Adem Gashi

    Adem Gashi

    Web Specialist

    Albania - Last active: 2 months ago - Tests: 3 - Portfolio: 2

    I grew up playing with console computers, my first one was SNES w/ Mario game, but always wanted to know how the game was made who made it. With the same principle I have followed generations of computers, until I finally I got a Windows 95 Pentium I, then I started crashing win95 and reinstalling it. Finally I started to know what a programing language is (Quick Basic) and continued with perl and PHP now I work with .NET platform. I have been part of over 60 successfully implemented enterprise projects, most of them big governmental projects. My specialties are Web development, agile programming, extreme programming and DotNetNuke Development. My Certifications: MCP, MCAD, MCDBA, MCSD, MCPD and MCT.

    Groups: Microsoft Certified Professionals

    $20.00 /hr
    9 hours
    5.00
  5. Naresh K.

    Naresh K.

    Expertise in web development, design, research, data, internet

    India - Last active: 07/05/2014 - Tests: 7

    Developed web applications using ASP.NET 2.0/3.5, C#.NET, VB.NET, MS SQL 2005/08, AJAX, HTML, Javascript, CSS etc Graphics/UI Designing experience using Dreamweaver and other imaging/multimedia software. Proficiency in all Office suites viz, MS Office, Libre Office, Open Office, Google Docs etc. Excellence in web research, data mining, data entry, pdf files, data conversion, images, audio video files and others under Administrative support. Excellence in all windows troubleshooting, software installations, virus removals, adware/spyware removals, tuning-up computers/laptops, hardware related issues, server Installation, managing hosting servers etc. Ranked No 1 in Windows XP Test on Odesk taken years back. Knowledge of latest technologies / trends in IT sector.

    $4.44 /hr
    2 hours
    5.00
  6. Benjamin R.

    Benjamin R.

    WAN/LAN Professional

    United States - Last active: 01/31/2013 - Tests: 9

    My primary focus is networking and administration. I am skilled at setting up and troubleshooting internetworks and applying appropriate security. I am also skilled in Microsoft Active Directory setup and troubleshooting. I can setup and maintain databases, ensure security and complete functionality in an enterprise environment. I am also a draftsman for electrical engineering. I love to program.

    $22.22 /hr
    3 hours
    4.60
  7. 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
    5.00
  8. Alyssa Garcia

    Alyssa Garcia

    ***Web Graphics and Multimedia Artist:Internet/Excel/Word/Powerpoint**

    Philippines - Last active: 06/14/2010 - Tests: 2 - Portfolio: 12

    I'm the perfect provider, because I only need less than an hours work to complete a task or several tasks. If I say I'll make it in less than an hour, its a promise. I'm looking for a long term job and I am hard working, proven through my academical and work status. I can manage different kinds of workload in a fast pace, "completeness with just minutes away". Through my experiences from previous and former activities, projects, assignments and job opportunities, I have excelled and developed a wide range of computer-related software and skills. Using the latest tools such as Microsoft Word 2003 and 2007, Microsoft Powerpoint 2003 and 2007, Microsoft Excel 2003 and 2007, Adobe Photoshop, Adobe Ready, Fireworks, HTML, Movie Maker, etc. Through these skills, I have maintained a high-level of expertise in creating web designs, concepts, presentations that could help you or your business. I have also experienced attending in contests which have tested my creativity, fast input and imaginative approach in various computer designs.

    $11.11 /hr
    0 hours
    4.76
  9. 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 (computerlinks.com) 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
    5.00