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. Ghazanfar Latif

    Ghazanfar Latif

    Cloud Amazon, AWS EC2 S3 SES RDS, Video Stream, Linux Windows VMware

    United Arab Emirates - Last active: 1 month ago - Tests: 1 - Portfolio: 7

    Working in the field of Cloud Computing, Linux & Windows Server Administration, Video Streaming, RTMP & HLS streaming, Apachi & IIS web services, VMware vSphare & ESX and Amazon Web Services (AWS) from last three years. I successfully designed, implemented and deployed Cloud Based Applications by using the Amazon EC2, VPC, CloudWatch, S3, CloudFront, SES, SNS, RDS, Cloud Formation, Cloud Search, Route53, Cloud Import Export, IAM, VPC Services, PHP, MySQL, MS-SQL, ASPnet, Wordpress, JW Player, Flow Player. I have sound knowledge of Cloud Computing and Experience of handling and maintaining Amazon EC2 Server especially windows and Linux based. I am also providing consultancy about Cloud Security and setup to the different big clients of USA and Australia. Recently I have deployed web based and Desktop Based Cloud EHR for one of the largest growing USA company MTBC (http://www.mtbc.com/ehr-deployment.aspx). I designed architecture of hosted solution to deploy desktop and web based MTBC-EHR to client by using the concept of Cloud Computing for one of fastest growing company of USA (www.mtbc.com). I Successfully done research, implementation and deployed different Software by working in in the field of cloud computing. 1. Successfully deployed Desktop Applications in Cloud Based hosted Environment for our Remote Clients in USA. 2. Successfully deployed Web Based application in the Cloud by using the Amazon Web Services. 3. Designed Multi Server More Secure and optimized Architecture for deployment of our Applications to different hospital (Practices) of USA. 4. Implemented fully automated snapshot, AMI, Auto Scaling, Cloud Watch Alarms creation and Virtual Cloud Network. 5. Designed and implemented fail-over backup setup for Cloud Server to other Region of Amazon AWS which is fully synchronized with the original Servers. 5. Worked on Auto scaling to minimize the costs and maximize the cloud resource utilization. 6. Provide expert technical architectural support and guidance for Cloud Based(Hosted) MTBC-EHR opportunities, including integration into existing management and monitoring systems for MTBC (www.mtbc.com). 7. Primary Responsible for MTBC Cloud Servers maintenance, deployment of software to new clients. I also have done projects on video/Audio hosting, WOWZA, HLS, streaming by using the AWS S3, EC2, CloudFront, JW Player, CloudWatch, Route53, ASP.net, C#, MS SQL, Flow Player, Elastic Transducer, EZS3. So I can easily do your job. I also have done number of projects for cloud files and documents hosting by using S3, EC2, CloudFront, PHP, Wordpress, MySQL.

    $25.00 /hr
    1,892 hours
    4.00
  2. Mario Lacunza

    Mario Lacunza

    Python / PHP / Joomla Developer - DBA: PostgreSQL / MySQL / Firebird

    Peru - Last active: 15 days ago - Tests: 6 - Portfolio: 4

    Over the last 20 years, I have developed a wide range of computer programs (Ntiers, Client/Server App, OOP, UML) and websites for small and big companies in my country: Peru and outside: USA, Puerto Rico, Canada, England, Spain, Argentina, Venezuela, Nicaragua, Norway, Greece China, Thailand, Germany, Australia, Italy, Holland, Denmark, Switzerland, Japan, India, Pakistan, France, Mexico, Colombia and etc. (all like freelancer and remote work). My expertise is Joomla and Yii Framework but I can do any kind of application based in PHP or Python. My offer: Discussion with me (in deep) for Requirements analysis, functional specification document for scope management, Online messaging support, Daily progress reports through email, test server usage for daily progress review and Guaranteed Satisfaction. I live in Lima capital city of Peru; my Greenwich Mean Time hour is -5 GMT,I speak Spanish (my mother language) and English, Im online all day. I have many messengers like: Skype-YahooMSN-MSN-GoogleTalk-ICQ and emails. If you have any question please dont hesitate to contact me. Thanks! Mario Lacunza About Me: I use Ubuntu Linux for my work diary (I'm a Linux Servers Admin) and Python + wxPython for delivery high quality programs for multiple desktop applications. My Software areas: ERP, accounting, CRM, surveys, clients, hotels, websites, web portals, DBA, etc. Im a DBA too, I used MSSQL some years ago but now Im working with opensource and free Databases like: MySQL, PostgreSQL, Firebird and SQLite3. I can modeling any kind of database based on the UML software modeling or based in client requirements creating entity diagrams pointing to optimization. I managed the entire software process: requirements, desing the models (System with UML and Database), meetings with users to obtain information, create users manuals, programming (CVS, SVN, Bazaar), unit test, deployment and etc. Im a SEO specialist so I can manage all the features: metatags, keywords, adds campaigns, url friendly,search engine optimization, etc I can bring my knowledge for my websites developments. For the last 15 years I have developed severals websites using HTML, PHP and MySQL (LAMP), MVC and I have highest performance making Joomla CMS Components, PlugIns and Modules: -Rockectthemes templates and components -Yootheme templates and components -PDF creation/managment, -SOAP clients/interfaces -image creation with GD lib -reviews components -Accounting components -Real state components (EZRealty, CMS Realty and others developed from scrash) -Joomla Plugin for convert some text into other lenguage. -Joomfish -Joomla Plugin to divide some price into exchange rate to local currency. -Image Galleries. -Events components. -Contact managers. -Sport components -Virtuemart -Community Builder -Joomsocial -Tourist and travel components. -Migrate entires website Joomla 1.0.x to 1.5.x to 2.5.x to 3.x -Migrate components/modules from Joomla 1.0.x to 1.5.x to 2.5.x to 3.x Anothers frameworks and CMS: -Wordpress, -Drupal -Yii Framework all of these using PHP 5.x, MySQL 5.x, MVC Design Pattern and Object Oriented Programming technique. All my websites include compatibility with Firefox,Opera,IE 7.x+,Chrome, Safari and SEO friendly. I think then one people cant do all the development phases for a website, this world need specialists, so for some jobs about to make Joomla Templates design I work together with a Professional Joomla Designer based in my country, specialist in Joomla (desing from scratch, PSD based or migrate from PSD to Joomla Template). If your website is running an old version I can migrate and upgrade it to the latest version, with minimum downtimes. For logos, image, flash banners, flash rotators, galleries, etc I work with a Professional Artist and Designer, creating excellents works. Like a freelancer I work in: - oDesk - GetAFreelancer - ScriptLance - RentACoder - Guru You can check my portfolio here: http://www.lacunza.biz/

    Groups: Joomla!

    $12.22 /hr
    694 hours
    3.95
  3. Reuben co D.

    Reuben co D.

    System, Network and Database Administrator and Programming

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

    I have been working as computer programmer, database, system and network Administrator almost 16 years. I have experiences in developing websites and tools using web programming language both for the client side coding such as Ajax, flash, JavaScript, Jquery, html and css and for the server side coding such as asp, cgi, java, perl, php, .net and for the database such as mysql, oracle and sql server. I have also experience in developing application for business using VB 5,6,net and 10,Java, C#, C and Delphi and for the database such as mysql, sql server, oracle, dbf and ms access. Sample of application such as billing system, inventory system, accounting system, banking system, cash register system and bulk sms system. I have also experience in installation and configuration of server such as LAMP, XAMP, WAMP, Windows, PROXY server, SQUID caching, Management server, DHCP server, NAT server, MySQL Server, SQL Server, Oracle, DNS server using BIND and Unbound, Virtual Server using Proxmox, Core, Distribution Router and load balance using VYATTA, IPCOP, IPFIRE, VPN, BGP, VOIP using Asterisk and more More experiences in database migration, database audit, computer network audit, installed and configure Mail server, Cacti system, SNMP, RRDTOOLS, FTP or SFTP Server, Webmin, Phpmyadmin, SSH, IPTABLES, Routing, Load Balancing, Network troubleshooting using different tools, Codeigniter, WHMCS, Cpanel, Joomla, Amazon, Wordpress and more…

    $5.56 /hr
    1,646 hours
    4.49
  4. Andrew Kirmikchy

    Andrew Kirmikchy Agency Contractor

    Senior Systems Administrator

    Moldova - Last active: 08/22/2014 - Tests: 4

    Experienced and driven Senior Systems Administrator, Project Manager, and Systems Architect. Has worked in IT for 10 years in a variety of companies from start-ups to big established corporations. Excellent interpersonal, project management, oral and written communication skills. Experienced in Microsoft operating systems and enterprise applications including hardware setup, configuration, installation, testing, migrating, troubleshooting, and technical support of secure enterprise systems. I have a diverse background in many areas of technology with strong knowledge in Windows/Linux Server, Virtualization and Cloud Computing, Networking, IT Security and much more.

    Associated with: TopAdmins.com

    $16.67 /hr
    47 hours
    4.27
  5. Tasfin R. Agency Contractor

    SCOM, SCCM, VMM, DPM, HyperV, VMWare, AD, Exchange, Lync, VDI, RDS

    Bangladesh - Last active: 09/19/2014 - Tests: 2 - Portfolio: 6

    System Center 2012 R2: SCCM, SCOM, SCVMM, SCDPM, SCSM,Endpoint | MCITP, MCTS, MCSE, MCSA, CCNA Certified | Windows Server 2012 R2, 2012, 2008R2, 2008, 2003 | Small Business Server 2011, 2008, 2003 | Exchange Server 2013, 2010, 2007, 2003 & Hosted Exchange | Lync 2013, 2010| Hyper-V (Failover Clustering, Live Migration, Replica, NLB) | VMware, VSphere| Citrix XenApp, XenDesktop, XenServer, VDI | DHCP, DNS, Active Directory, Group Policy, File Server, DFS Replication, FSMT, IIS, WEB, FTP, Print with MFP | SharePoint 2013 | NPS, NAP, VPN, NAT, Remote Access (VPN, Direct Access), Remote Desktop Services WSUS, Windows Deployment Services| Forefront TMG, UAG, SonicWall, PFsense, Cisco ASA| Windows XP, 7, 8 Client OS | SQL Servers 2014, 2012, 2008| Powershell | Networking, Cisco Switching, Routing, Diagram with VISIO | AntiVirus, Malware, Spyware, RootKit, Trojans, Adware, Worms Eliminator| Vendor Certifications: Microsoft Certified IT Professional (MCITP- Server & Enterprise Administrator) Microsoft Certified Technology Specialist (MCTS) Microsoft Certified Systems Engineer (MCSE) Microsoft Certified Systems Administrator: Messaging MCP - Microsoft Certified Professional DCSE - Dell Certified System Engineer EMC Certified- Information Storage Associate (EMCISA) Cisco Certified Network Associate (CCNA: 640-802) CCNP Switching As an Implementation Engineer I am working on the Windows Server deployment from 2003 to 2012 R2, System Center 2012 with primary focus on SCCM, SCOM SCVMM, SCDPM, SCSM, SQL, Active directory, Exchange 2007, 2010, 2013, LYNC 2013, Remote Desktop services (Terminal Server), Hyper-V Virtualization, Failover Clustering, VMware vSphere, Backup, Windows Azure, NetApp E Series SAN Administration. Over 10 years working with Windows System Administration in both production and technical support environments. Currently manage teams responsible for both corporate and store level environments including over 2000 clients & 200 production servers. Maintain daily, weekly, monthly and quarterly checklists for enterprise configuration management and preventative maintenance for disaster recovery and procedures. Also Installing and Configuring System Center Infrastructure, Monitoring all Servers & Network devices with Labtech, Nagios, SCOM resources, Distributing applications, Patch Deployment, Operating System Deployment through SCCM & Security updates through WSUS as well as SCCM. Design and implement Active Directory with Exchange 2010,2013, DNS and DHCP configuration and management, Exchange Migration from 2007 to 2010, 2010 to 2013, Server Migration from 2008 to 2012 R2 & Implement lync 2013 remotely for clients without ever visiting the actual site, as well as administrating sites via remote. || Areas of Proficiency and Expertise || System Center Configuration Manager SCCM, SCOM, SCVMM, SCDPM, SCSM Windows Software Update Services Windows Server 2012 R2, 2012, 2008 R2, 2008, 2003 SBS 2011, 2008, 2003 Exchange Server 2013, 2010, 2007, 2003 Lync 2010, 2013 SharePoint 2013 Hyper-V 2012 R2 VMware vSphere Virtualization Cisco Routers, Switches TMG 2010, Sonicwall, Pfsense Firewall

    Groups: Microsoft Certified Professionals

    Associated with: Micro-Solutionbd

    $25.00 /hr
    1,255 hours
    4.92
  6. Vikas Talwar

    Vikas Talwar Agency Contractor

    Server Administrator

    India - Last active: 1 month ago - Tests: 4

    10+ years of experience in IT. I'm System Administrator, Server Administrator, IT Infrastructure Management, Information Security Management Systems (ISMS), IT service management, ITIL. My skills: - Cloud System: Azure, Amazon Web Services - Windows Servers: Windows Server 2003, Server 2008/R2, Server 2012/R2 - *nix system: Ubuntu, FreeBSD, CentOS, MacOS - Web Server: Nginx, Apache, Dedicated Server, VPS. - High Loading: HAProxy, Varnish, heartbeat - Networking Services: Active Directory, Group Policy, DNS, DHCP, FTP, VPN, NFS, RAID, DHCP, DNS, RRAS, TS server, Proxy server, Windows Failover clustering, Network Load Balancing (NLB), Remote Desktop Services. - Storage: S3, ISCSI, Fibre Channel, Configure NAS and SAN, Windows Storage, Openfiler NAS/SAN. - Backup: scripts backup, DPM, Windows Backup, S3. - Virtualization: Microsoft HyperV, VMware ESXi, Virtual Box, SCVMM, SCCM. - Database: MS-SQL, MySQL, Redis, MongoDB, Percona Mysql. - Mail Server: Exim, Exchange Server 2003, 2010, 2013. - Cloud Server: Azure, Amazon EC2, Private Cloud SCVMM. - Routing and Networking: IP addressing sub-nets, OSPF, NAT, VLan, MPLS, WirelessLAN - Management: ISO 9001, ISO 27000, ISO 20000

    Associated with: Pugmarks Interweb Pvt. Ltd. Agency

    $12.00 /hr
    86 hours
    4.40
  7. Naeem Abdul Aziz

    Naeem Abdul Aziz Agency Contractor

    Asterisk/ Vicidial /Server Admin/ Web designer/SEO/SEM/SMM/SMO

    Pakistan - Last active: 17 days ago - Tests: 5 - Portfolio: 12

    Hello , VOIP PBX SOLUTION: I have an experienced Asterisk,VoIP,Network Administrator /Website Developer / Programmer 15 year of experience in US industry and i am looking for my next challenge. My skills, experience and specialties make me an ideal fit for the advertised role. I have in-depth knowledge of experienced Asterisk / VoIP & Network Administrator procedure and documentation. I have remarkable ability to communicate effectively with people over phone, often in stressful situations. I have proven ability to understand experienced Asterisk / VoIP & Network Administrator terminology. My expertise includes. 1. Asterisk 2. FreePABX 3. Trix box 4. CISCO 5. Juniper 6. Ubuntu 7. Microsoft OS Platform 8. Mdeamon 9. Website Developer 10.Web Programmer.11.Setup and Configuring Direct Access server 12. Setup and Configuring SBS 2011 Server. I offers you now a high professional, and ethical search engine optimization services, to help our clients get better business visibility and growth through social networks. We have been working in the search industry for more than five years and prove our level best to prove us as an ethical professional. We are very grateful to many great minds in the SEO companies to encourage us with their good words through the process. Search Engine Optimization Services: Local SEO service These are the steps which we follow in local SEO service and get the website rank on top 10 rankings in search engine: 1) Local Map Submissions 2) Yellow Pages and Aggregates 3) Keyword Research 4) On-Page Fixes 5) Link Building 6) Social Media 7) Analytics and Reporting Full SEO service 1) Keyword Research 2) Competitive Analysis 3) Technical Fixes 4) On-site Optimization 5) Content Development 6) Link Building Link Building Service We provide you a high quality backlinks from high DA and PR websites by doing outreaching for you website get it live on websites that will not only drive traffic to your website but also gives a better rankings in search engine.

    Associated with: Smartz Solutions

    $10.00 /hr
    1,028 hours
    4.48
  8. Karan vir S. Agency Contractor

    Web development, Internet Marketing and IT specialist

    India - Last active: 3 days ago - Tests: 13 - Portfolio: 4

    9+ Years in hand experience in all software and web development technologies. Well versed with the concept of .Net Technology using C# Language in Windows; Silverlight and Web Applications, HTML, CSS, jquery, JavaScript, Entity Framework 5.0, Unified communication managed API, Unified communication Web API, Web API, MVC 4, Object relational Mapping (LLBGEN Pro) for code generation, Windows workflow foundation, Mono for Android (Developing Android and IPhone apps in .NET), Also have experience in other web development technologies like PHP, Java. I am very passionate about coding. I love to do coding in .Net I have great logical ability with R & D Skills. Involved in numerous corporate and personal projects using various technology and alike, such as ASP.NET, DotNetNuke, SharePoint, Barcode, Crystal Report, Windows Mobile, SQL Server, Action Script, Adobe AIR, SMS Modem, Infragistics, etc. Here are some of my key strengths that I would bring to the position. I am: A self-starter. Disciplined. An excellent communicator. Very willing and eager to learn new things. You will find me well spoken, energetic, confident, and personable, the type of the person where you can show trust on me. Specialties: Web development, . Net 4. 0, 3. 5, 2. 0, WCF, WPF, Sql Server 2005-08, MySql, C#, Jquery, Ajax, Javascript, Telerik Control, Deveexpress, NopCommerce customization, Html 5, CSS 3.

    Associated with: Pugmarks Interweb Pvt. Ltd. Agency

    $20.00 /hr
    982 hours
    4.48
  9. Lester james T.

    Lester james T.

    Technical Support - Visual Basic, SQL, HTML, CSS, C++, JAVA, PHP

    Philippines - Last active: 10/24/2013 - Tests: 9 - Portfolio: 1

    Over the last 5 years of studying and utilizing the concepts of Computer Science. I have gained skill and experience in the areas of Oracle, MS Access, Relational Databases, Visual Basic, SQL, HTML, CSS, C++, JAVA, and PHP. With these, now I am ready to secure a position where I can utilize my skills and knowledge in the field of Computer Science. Offering a strong academic background in IT combined with excellent internship experience as a Webmaster and Computer Programmer.

    $3.33 /hr
    11 hours
    4.92
  10. Nickolay Petroff

    Nickolay Petroff Agency Contractor

    All About IT, All About Programing languages, Web Design & etc.

    Bulgaria - Last active: 11/12/2014 - Tests: 5 - Portfolio: 5

    I always believe in good and completed work. Feel Free to contact with me. I can help in every aspect of the computer world :) If you trust me, I'll do my best.

    Associated with: System-BG

    $20.00 /hr
    7 hours
    4.72