Windows System Administrators & Experts

Get Your Windows Administration Project Started Today!

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. Ivan T.

    Ivan T.

    Ruby / Rails Architect w/ scaling exp. 8 yrs, 12k hrs, 100pct success.

    Russia - Last active: 1 day ago - Tests: 3 - Portfolio: 1

    Independent full-stack developer / technical architect skilled in: * Ruby / Ruby on Rails (from edge to legacy) * Scalable, decentralized (modular) applications architecture * Databases: relational (PostgreSQL, MySQL), NoSQL (Redis, Riak, MongoDB, Neo4j), big-data-specific (Google BigQuery, Amazon Redshift) * Background jobs processing: Sidekiq, Resque, delayed_job * Message queuing: RabbitMQ (AMQP) * Client-side tech (HTML5 / CSS3 / JavaScript [native / AngularJS]) * RESTful APIs implementation, integration with any third-party APIs, data harvesting from sites which do not provide an API * Social media integration (authentication, querying, publishing): Facebook, LinkedIn, YouTube, and more * Process: TDD/BDD with RSpec, Cucumber, Capybara, Zeus, Guard * Rails applications deploy, monitoring, maintenance: Heroku, Amazon EC2, Linode, Heroku) * Amazon Web Services infrastructure: EC2, S3, Glacier, Redshift,.. * Version control systems: svn, git (with GitFlow, GitHub Flow workflows) As a back-end technical architect / developer, I can develop scalable and stable multi-node server-side applications and also can evaluate your Ruby/Rails application and make suggestions on possible optimizations / refactoring / adopting best practices. As a team lead, I can divide, regroup, prioritize and delegate tasks to developers, consult developers on best practices, ensure high overal quality of software product. I like challenges, have solid skills of problem solving, do not require supervision to successfully perform my duties. Dependability is also one of my key strenghts (never left my work half-done / half-functioning). If my current rate fits your project's budget, contact me to discuss technical and other aspects — I'm looking forward to it.

    Groups: Engine Yard Ruby on Rails Professionals Network, oDesk Verified Web Developers

    $100.00 /hr
    12,809 hours
    5.00
  2. Corey M. Bobb

    Corey M. Bobb

    Network / Security Engineer - CISSP, CCNA-SEC, CCNA

    United States - Last active: 3 days ago - Tests: 6 - Portfolio: 1

    As a Network / Systems Engineer for the past 24 years, I can help troubleshoot most network issues on WAN / LAN with almost any network device vendor, administer Windows and Linux server environments from one small business office to large enterprises with multiple locations. As a security specialist in standards like PCI-DSS, HIPAA, NIST, ISO-27001(2), I can also help recommend and provide guidance to secure all aspects of data and network integrity, by providing assessments and audits of current environments. I also have excellent trouble isolation and resolution skills from a long history of working in the field, especially system and network engineering and administration. I look forward to helping you by using these skill sets to overcome any server or network task you should post. www.cmbnetworks.net Skills CISSP, PCI-DSS Compliance, HIPAA, PII Linux Server Engineering and Administration Windows Server Engineering and Administration Cisco Router, Switches and Firewalls Firewalls - Cisco, Juniper, SonicWall, Fortigate Engineered LAMP (+Java) for high volume e-commerce platform Engineered LAMP systems for 1500 node Linux / Windows network System Tuning for system performance and data optimization Apache Optimization, Website Security, Mod-Security, PHP VMWare / VSphere engineered production supplemental servers, Production, Development and QA Systems using complex Visualization (Citrix & VMWare) System administration and system tasks, scripts and management. MySQL / MSSQL DBA PMP

    $83.33 /hr
    596 hours
    4.95
  3. Oleksandr N.

    Oleksandr N.

    Senior System Administrator, Security officer, Migration engineer, SSD

    Ukraine - Last active: 1 day ago - Tests: 20 - Portfolio: 16

    YOUR POSITIVE FEEDBACK IS THE HIGHEST AWARD FOR ME ;) Will do my best to assist you in any questions and tasks you may have =) Here is some info about my experience. SUMMARY Specialties: Information Technology / Internet / IT Division / Computer security/ Internet Services / System Administration/ Webmaster Support / Web Analysis/ SEO / SEM / Internet Marketing Web hosting services (SSD hosting solutions) EXPERIENCE: d(-_-)b Linux/Windows system administrator, Operations team EuroVPS/WebDomSolutions January 2012 - May 2013 Greece, Athens Responsibilities: - Tickets; - System administration and monitoring. Theoretical and practical skills: - Operating Systems: RedHat/CentOS/Fedora, Debian/Ubuntu, FreeBSD, Windows Server 2003/2008; - Virtualization: Virtuozzo, OpenVZ, VMware, Onapp Xen, Apache CloudStack; - Setup/configuration: nagios, kayako, racktables, confluence, observium, nginx, php-fpm, liteSpeed, Apache CloudStack, Hostbill, WHMCS, redmine; - Control panels: Plesk, WHM Cpanel. - Database Administration: SQL Server, MySQL, MariaDB ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ <( -'.'- )> freelancer SEO freelance October 2010 - March 2012 (1 years 6 months) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ o(^_^)o System Administrator / Techsupport Webintellects/Webhostgian/Jumpline/Webdomsolutions November 2010 - March 2012 (1 year 5 months) US, Ohio Responsibilities: - Live Chat support, Tickets; - System/Server/Control Panel administration; - Nagios monitoring; - Internet research and work with technical documentation. Operating Systems: * RedHat/CentOS,Fedora * Windows server 2003/2008 * VPS setup and configuration (Parallels Virtuozzo Containers); Advanced theoretical and practical skills in such areas: - Operating Systems: RedHat/CentOS/Fedora, Windows server 2003/2008; - Virtualization: VPS setup and configuration (Parallels Virtuozzo); - Security: Advanced knowledge of Linux security, Firewalls ( IPtables, CSF, APF, BFD, Fail2Ban), Encryption ( SSL), SSH, Host Security Auditing; - Software: Apache servers (versions 1.3.x/2.2), DNS (BIND 9), QMail, Sendmail, exim, LAMP, Plesk/Exim/Cpanel (installing/upgrading/maintaining), Drupal, Wordpress, Joomla, OsCommerce applications, Yum/RPM usage; - Database Administration: SQL Server 2003/2008, MySQL, MS access. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ b(^_^)d Internet Marketing Specialist || Web Analyst DCoM Soft, Inc. December 2009 – August 2010 (9 months) Responsibilities: - Internet Marketing strategy and tactics - Information architecture and Web site content planning - Research of partners - Internet Market Research - Research Usability Design - Online promotion of company's web-based products Skills: - Search Engine Optimisation (SEO) - Paid online Marketing / Pay per Click Management (PPC) - SEO Copywriting/Editing - Social Media Optimization and Marketing (SMO/SMM) - Experience running USA-targeted social Marketing - Writing press releases - Social networking (Twitter, Facebook, Google follow etc) - Google Products, AdWords/AdSense, Google Analytics, Webmaster tools, Google Merchant, etc. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ \(^_^)/ Customer Relations Representative || Advanced Technical Agent Ecommerce, Inc. May 2007 – October 2009 (2 years 6 months) Responsibilities: - Sales, billing and technical support in solving problems reported by clients; - Chat, helpdesk system, correspondence; - View, Adaptation, "repair" clients' sites; - Basic server/service diagnostic and reports to sysadmin department; - Internet research and work with technical documentation; - Work in team. Basic theoretical and practical skills in such areas: - Linux / Unix OS, Windows server 2000/2003, Windows XP/98; - Servers: Apache, bind, sendmail, ProFTP, MySQL, SQUID / SOCKS, MSSQL, Samba; - Easy coding: PHP, PERL / CGI, HTML, JavaScript, CF, ASP,. NET, C + +; - Widely used protocols (HTTP, HTTPS, SMTP, POP, IMAP, FTP (s), TCP / UDP, etc); - HSPHERE control panel (versions 2.3 and 3).

    $34.88 /hr
    1,225 hours
    5.00
  4. Fakhar Anwar

    Fakhar Anwar

    Freelance Project Manager / Software Engineer / Web Developer

    Pakistan - Last active: 5 days ago - Tests: 5 - Portfolio: 14

    I am seeking a challenging role to utilize my proven project management (Software design, development and deployment), software design and development(VISUAL BASIC.NET, VISUAL C#.NET, ASP.NET, SQL, AJAX, HTML5, CSS, jQuery, SMARTY, CodeIgnitor, RoR, AS 2.0, 3.0, Joomla, Wordpress, Drupal), system and network administration(SQL SERVER 2000, 2005, 2008, WINDOWS SERVER 2000, 2003, 2008) skills with devotion and responsibility to consciously contribute to the client’s satisfaction.

    $40.00 /hr
    243 hours
    4.98
  5. Jimy J.

    Jimy J. Agency Contractor

    ServerOptimization, AWS, Cloud, AutoScaling, RubyRails,Jira, MySQL

    India - Last active: 1 day ago - Tests: 9 - Portfolio: 5

    Within last 10 years, I have provided support for hundreds of clients including start-ups and thousands of servers/websites including cloud servers like AWS and rackspace. Optimizing servers/websites, automation and various linux servers like rubyrails, python, php, tomcat, jira, confluence, cpanel, plesk, mysql, mail servers, database / application scaling and Load balancers is just few of my skills. Love to work in deploying challenging applications, server migrations /configurations and start-up projects. I also have some exp with php coding and has developed interfaces as part of server administration.

    Groups: Red Hat Certified

    Associated with: NixHat Solutions

    $50.00 /hr
    1,948 hours
    5.00
  6. Vitaliy Zhukov

    Vitaliy Zhukov Agency Contractor

    Professional .NET developer ASP.NET, MVC, Azure, SQL, JavaScript

    Russia - Last active: 1 day ago - Tests: 17 - Portfolio: 10

    Vitaliy is one of the most talented developers we have. His expertise are .NET related technologies and JavaScript but this doesn't mean that he is not able to be the best in other areas. He likes to improve his own skills working on different projects and learn something new.It doesn't matter if it's a new technology or an API, you can be sure that he adapts to any new stuff very quickly and deliver his tasks in time. He is also a perfect team player, maybe because he likes team sports :)

    Associated with: Intspirit

    $35.00 /hr
    6,299 hours
    4.96
  7. NAYAB NASEER

    NAYAB NASEER

    Big Commerce, Volusion, Shopping Cart Elite, Data Scraping, Mozenda

    Pakistan - Last active: 1 month ago - Tests: 14 - Portfolio: 7

    (Work Hard, Be Fair And Honest) These three words can generate loads of success. Every time I worked for my clients in the past and present I have become integral part of my client's task and manage them well,. I can do almost anything well almost! Currently I am a part of a well-known eCommerce service provider and holding major responsibilities. I am very detail oriented and like to get into the core of the task information to have it well done. But I take some time to completely understand the task and would like to know each and every aspect of that task to make it well done. A-Z

    $8.89 /hr
    5,643 hours
    5.00
  8. Sabrin Alexander

    Sabrin Alexander

    Above and Beyond Information Technology

    Israel - Last active: 23 days ago - Tests: 3 - Portfolio: 1

    Dedicated Systems Engineer with comprehensive experience in the Research and Development field. Expertise in Server, Database and Application administration. Extensive knowledge in job automation, technical writing. Adept at solving complicated problems, even if they are out of the boundaries of my current knowledge. Ability to train staff at an academic level. I am a serious, goal getter and innovative individual. I perform each project to the fullest of my capabilities and with the dedication that is expected from a professional as myself. I am honest, fair and I will not let my employer hang without results.

    Groups: Microsoft Certified Professionals

    $33.33 /hr
    6,208 hours
    4.78
  9. Shantonu Sarker

    Shantonu Sarker

    Performance & Automation Engineer,Java/C# Unit Tester ,QA Architect

    Bangladesh - Last active: 8 days ago - Tests: 9 - Portfolio: 33

    9+ Years Experienced,Highly skilled Test Developer From Bangladesh:Work Areas. 1. Performance Testing, Debugging, Profiling & Investigation(Jmeter, LoadRunner, ANTS,DotTrace, Yourkit)** 2. Automation/Unit Testing in Web and Mobile Apps(Selenium, CodeCeption, Robotium, Sahi, Pex-Mole-Calabash)** 3. Software/Framework Development / Data Scrapping(Java/C#)** 4. End to End Software Test Design/Planning/Strategy** Exp : http://shantonusarker.blogspot.com/p/experience.html . Offers : http://shantonusarker.blogspot.com/p/hireme.html . My Gadgets & Gears : http://shantonusarker.blogspot.com/p/gadgets.html* Experienced areas : -Performance testing in JMeter/Load UI/SOAP UI/ WAPT/LoadRunner/Visual Studio Load Test/WinRunner/WCF Test -Performance Profiling and Investigation for DotNet and Java Application using ANTS, DotTrace, Yourkit, PerfView, VisualVM, Hprof. -Functional testing/ Framework building in Selenium/Sahi/Coded UI, VS Test/TestComplete/TestNG/NUnit/XUnit/JUnit/Robotium/MonkeyTalk/Pex/Mole/Behave -Flash Automation using Genie/Flash Selenium -BDD with cucumber, Calabash-android, Ruby -Developing tools(C#,JAVA, C++) for testing ,validation & reporting. -Bing Map API/ Google MAP API integration with c# and java -Data Crawling/Scrapping using JAVA(Jsoup/nutch/solar) & C# DotNet -Unit Tests and Integration Tests on a. C#, ASP.Net,SharePoint 2010(on Layer Architecture with Nunit,XUnit, MS Test, PEX, Moles ,Behave) b. J2EE, J2SE (Junit, TestNG, c. Android (Junit, Robotium ) d. PHP(php unit) /codeception/ CasperJS -Mobile Automation using Robotium /CalaBash/Monkey Talk -Security Testing(SQL Injection, Pin-testing, Cross Site Scripting) with Acunetix and Firefox/chrome extensions -Bug/Issue Investigation(Root Cause Analysis) and Tracking -Software design and documentation using UML 2.0 for Layer Architecture. -Training in SQA/Testing & Development (JAVA,C# .Net)

    Groups: Application Developers Alliance

    $40.00 /hr
    417 hours
    4.97
  10. Omar Valadez

    Omar Valadez

    Software Architect

    Mexico - Last active: 1 month ago - Tests: 5 - Portfolio: 1

    13 years of professional experience in the full life cycle of software development projects for financial, insurance, and government companies. Client-server core banking, Insurance systems experience, CRM systems. Software Architect and Project manager in Java and Microsoft Development Tools, including desktop and web apps. I also have some experience in the following areas: - OOP, Web Services. - Microsoft .Net Frameworks ASP .Net,VB .Net, C#, MVC, WCF, WPF. - Java - PHP and MySQL. - Databases Administration in : MySql 5, Microsoft SQL Server 2005, 2008 and SyBase 11, Oracle 11. - Window Server Administrator 2003,2008 VPN, IIS,Active Directory, - Exchange Server. - Linux Server Administrator for services :FTP,DNS, OpenVPN, Samba,Firewall in distributions : Mandriva, OpenSUSE, Fedora. - Automatic testing with Smartbear TestComplete automation software. - jQuery and Prototype Javascript - VPS, shared hosting, DNS configuration, Cloud computing.

    $22.22 /hr
    6,568 hours
    5.00