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

108

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 4.77.

4.77
Last updated: June 1, 2015
More options
Clear all filters
  1. Ivan T.

    Ivan T.

    Ruby/Rails Full-Stack Architect. 8 yrs, 12k hrs, 100pct success.

    Russia - Last active: 20 hours ago - Tests: 3 - Portfolio: 1

    Independent full-stack developer / technical architect skilled in: * Ruby / Ruby on Rails (from edge to legacy) * Client-side tech (HTML5 with HAML, CSS3 with SASS, JavaScript [native & libs/frameworks], jQuery, Bootstrap, and more) * 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) * RESTful APIs implementation, integration with any third-party APIs (including social media APIs: Facebook, LinkedIn, YouTube, and more), data harvesting from sites which do not provide an API * Rails applications deploy, monitoring, maintenance: Heroku, Amazon EC2, Linode, Digital Ocean) * Amazon Web Services infrastructure: EC2, S3, Glacier, Redshift,.. * Process: TDD/BDD with RSpec, Cucumber, Capybara, Zeus, Guard * Version control systems: svn, git (with GitFlow, GitHub Flow workflows) As a full-stack developer / technical architect, 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, 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

    $100.00 /hr
    13,077 hours
    5.00
  2. Ismet Dumlupinar

    Ismet Dumlupinar

    MCITP (System Administration), MCT, MCSA, MCSD: Web Applications

    Turkey - Last active: 20 hours ago - Tests: 14 - Portfolio: 13

    Experienced System Specialist, MCSA/MCITP/MCSD. In-depth knowledge of business operations and Information Tecnology Systems, project management, enterprise system integrations and information security with over eight years with hands on experience as an Enterprise Administrator and Network Manager in Windows Server 2003 & Windows Server 2008 environments. Experience in hardware and software virtualization using VMware and Hyper-V and App-V. Practiced understanding Active Directory, Group Policies, NPS, NAP, Exchange, SQL Server, Dynamics CRM, ERP, PKI and DFS. Experience as a corporate Microsoft/Certification trainer at one of gold certified partners of Microsoft. Proficent in Server 2012 and 2008 (inc.Server Core edition), Hyper-V, switches and many other technologies. I have been highly involved in server virtualization for seven years and am proficient in both VMware and Microsoft Hyper-V. I am also providing consulting services for web applications. I am a member of DotNetNuke Corp Internationalization Team and I'm working to expand product features to fully support Turkish localization. I am always looking for new opportunities to develop my skills. Check my Microsoft Profile below: https://www.mcpvirtualbusinesscard.com/VBCServer/idumlupinar/profile

    Groups: Microsoft Certified Professionals

    $75.00 /hr
    2,373 hours
    4.90
  3. Daniel Z.

    Daniel Z.

    Highly skilled API integrator, PHP (ZF) Coder and Project Manager

    Poland - Last active: 20 hours ago - Tests: 7 - Portfolio: 6

    Goal: Project and develop high quality apps for your success. Profile: OOPHP & Zend coding, IT consulting and business analyst, project coordinator and manager, Other skills: Apache, Bind, SSH, bashscripting, Memcached, Github, Solaris, Oracle, MySQL, Radius, AD, expert knowlegde of many *ux and windows systems Advantage: Project and implementation of many web apps. Most of it projected and developed by myself using Zend Framework, Google API (youtube, gdata), social API (twitter, facebook). Some of it integrated with operating systems or AAA software (radius, ldap). Usually Design Patterns were used (like Template Method, Version of Control, DAO, Dependency Injection, Decorator and so on). Some application built upon a structure of web services (XML, REST, JSON), some using jQuery and AJAX. Tools and technologies: Apache, radius, bind, ldap, Zend Framework, XML, SOAP, Linux, Linux daemons, Memcached, Sockets, REST, JSON, Oracle, MSSQL, MySQL, Design patterns, MVC, SVN, BASH, PHPUnit, Xdebug, Unit testing, Google Youtube API, Google Gdata API, Google Maps API, Facebook API, PayU API

    $35.00 /hr
    1,673 hours
    4.98
  4. Oleksandr N.

    Oleksandr N.

    Senior System Administrator, Migration and Security L3 engineer, SSD

    Ukraine - Last active: 20 hours 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
    1,303 hours
    5.00
  5. Vyacheslav D.

    Vyacheslav D.

    Microsoft Certified Professional: MCSE, MCSA, MCITP

    Ukraine - Last active: 2 days ago - Tests: 10 - Portfolio: 11

    My point - make all tasks with maximum effectiveness and less expenses. I have 10 years of hands-on experience as a system administrator/IT manager. Looking for interesting job / project(s). Able to work independently, but also is flexible team player with excellent communication and interpersonal skills. Skills and knowledge - Microsoft software/services = Microsoft Windows 2003/2008/2012 server products = Windows XP/Vista/7/8 desktops + mass-deployment tools/technologies = DHCP/DNS/FTP = DFS namespaces & replication = Active Directory planning, setup, maintenance and troubleshooting = Active Directory Federation Services = Terminal Services / Remote Desktop Services / RemoteApp = Group Policy = Access Control and Auditing setup = MS Exchange 2007/2010/2013 = MS Office 2003/2007/2010/2013/365 = MS SQL 2000/2005/2008 = Microsoft Hyper-V My MS certification: https://mcp.microsoft.com/Anonymous//Transcript/Validate Transcript ID 982200 Access Code Prima753

    Groups: Microsoft Certified Professionals

    $44.00 /hr
    3,622 hours
    4.76
  6. Alexey C.

    Alexey C.

    9+ years exp in hosting industry. NIX/WIN servers config/tuning

    Montenegro - Last active: 20 hours ago - Tests: 7

    server-administration, linux-system-administration, windows-administration, unix, freebsd, clustering, amazon-web-services, virtualization, openvz, plesk, cpanel, customer-support, helpdesk-support, internet-applications, database-management, mysql, postgresql, microsoft-sql-server, rdbms, mail-servers, dns, web-services, iis, apache, lighttpd, nginx, apache-tomcat, jboss, security, openvpn, billing

    $33.33 /hr
    1,803 hours
    5.00
  7. Ryan McMichael

    Ryan McMichael

    AWS Partner Cloud Solutions Architect

    United States - Last active: 19 days ago - Tests: 5 - Portfolio: 6

    Cloud Solutions Architect with heavy immersion in all AWS technologies. Member of the AWS Partner Network and AWS Accredited Technology Professional. Prominent member of the Rightscale ecosystem, serving on the Customer Advisory Group. Significant project experience with Azure, Rackspace, and OpenStack. Looking for new challenges, interesting problems, and not afraid of big numbers. Recent projects include the design and deployment of a secure document storage system for an elite global bank, the cloud infrastructure construction and management for a US cellular carrier, the scalable infrastructure creation for a global industrial manufacturing monitoring company, and the complete AWS migration (including 50TB database) for a top-tier global digital marketing company. My primary skills lie in the automation and orchestration of multi-platform, highly scalable, highly available public/private hybrid systems. I pioneered the adaptation of many Microsoft systems into an automated, scalable cloud environment. I am looking to use these skills to grow my experience and knowledge, and I'm most interested in implementing original solutions for unique problems. Please note that although I am sometimes available for emergency situations, I am usually working on several projects at any given time and generally cannot accommodate requirements that need to be fulfilled yesterday. Platforms: Rightscale/AWS/Rackspace/Azure Systems: Specializing in Microsoft technologies with an extensive Linux background Databases: MongoDB/MySQL/MSSQL/Oracle/PostgreSQL Core competencies in most AWS products Aussi, je parle le français si vous êtes intéressé. Keyword alphabet soup: Docker, Jenkins, Hadoop, NoSQL, Ruby on Rails, PostgreSQL, MySQL, RightScale, Elastic MapReduce, OpenStack, Nginx, DNS, Route53, Apache, Ubuntu, Centos, RedHat, OS/X, CloudWatch, Nagios, Icinga, AWS-CLI, HAProxy, ELB, VPN, Chef, Puppet, CloudFormation, Redshift, Glacier, S3, DevOps, Shell, Bash, Powershell, Python, Git, SVN, OpsWorks, JIRA, LiquidPlanner, Salesforce, OpenVPN, RabbitMQ, NewRelic, Digital Ocean, etc...

    $100.00 /hr
    7,039 hours
    4.99
  8. Bhumish S.

    Bhumish S.

    AWS/Cloud Expert/Ec2/S3/AutoScalling/Linux/Security/CDN/Lampp/Apache/

    India - Last active: 20 hours ago - Tests: 9 - Portfolio: 3

    PROVIDES 24/7 SUPPORT IN REMOTE SERVER ADMINISTRATION, Having 7 Years of Experience in AWS / Linux / Server Administration with experience in ( EC2, S3, ELB, High Availability Architecture , EBS, Beanstalk, Security Groups, Route53, Cloud Front, (CDN) , RDS VPC, Cloud watch, Autoscalling etc Having 7 years of Experienced in Linux ( Red hat , Fedora, Cent OS , Ubuntu ), , Windows Server 2008 , Lampp Server Administration , Apache , IIS , Microsoft SQL Server (2005,2008) Administration , MySQL Server , DNS Server , SSL , Zimbra Collaboration Suite , Scalix , Axigen , Open fire , Iptables , Linux Based Firewall , Subversion , Endian Firewall , VMWARE Work Station , VMWARE ESXI , Citrix Xen Server , Microsoft Hyper -V , PBX (Asterisk ,Sip exec) , Apache , LAMP , virtualization etc..

    $22.00 /hr
    2,066 hours
    4.89
  9. Umair A.

    Umair A.

    Database Systems Expert

    Pakistan - Last active: 12 days ago - Tests: 3 - Portfolio: 11

    Over the last 10 years,I have been engaged on various development and administration tasks on SQL Server, Oracle, Mysql and Networks.My core competency lies in Performance optimization, designing efficient database structures,including tables,indexes, views,functions,stored procedures/routines,CLR functions using T-SQL and performance tuning/optimization of all versions of MySql and SQL Server 2000/2005/2008/2008R2/2012 and so on. Expert in DBA tasks, MySQL installation optimization and replication (master - master, master slave etc) and have complete grip and extensive experience of backups,replication over IIS using HTTPS protocols,partitioning, mirroring, security management,SSRS reports development,SSIS and SSAS management also skilled in deploying and managing Virtual and Cloud Computing infrastructure. I look forward to provide consultancy services and work on sophisticated and large scale database projects involving performance and tuning, support, design & development, administration and Business Intelligence for 24/7 mission critical database servers. I must say that i am a performance and optimization geek and i have proved that in my carrier. Above all, I strive to provide excellent service to my clients and ensure their happiness, good customer service is key for me, and no project is completed until you are satisfied. I work during EST and speak and write fluent English and consider communication to be a necessity.

    Groups: Microsoft Certified Professionals, Oracle Certified Associates

    $50.00 /hr
    4,088 hours
    4.94