Windows System Administrators & Experts

Showing 4,503 freelancers

Windows System Administrators & Experts

Showing 4,503 freelancers

Get Your Windows Administration Project Started Today!

Post your Windows administration project on oDesk, 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 oDesk, 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 oDesk for free!

Windows Administration Job Cost Overview

Typical total cost of oDesk Windows Administration projects based on completed and fixed-price jobs.

oDesk Windows Administration Jobs Completed Quarterly

On average, 81 Windows Administration projects are completed every quarter on oDesk.

81

Time to Complete oDesk Windows Administration Jobs

Time needed to complete a Windows Administration project on oDesk.

Average Windows Administration Freelancer Feedback Score

Windows Administration oDesk freelancers typically receive a client rating of 4.75.

4.75

Last updated: February 1, 2015

  • Windows and Linux Server / Network Administrator with Cloud Experience

    I'm a system administrator with over 9 years' experience in Linux RedHat/CentOS, Ubuntu/Debian, Amazon Linux, Database Administration (PostgreSQL, MySQL), Network Administration. I'm an expert in creating Highly available/High loaded systems with full automation by Puppet … more

    I'm a system administrator with over 9 years' experience in Linux RedHat/CentOS, Ubuntu/Debian, Amazon Linux, Database Administration (PostgreSQL, MySQL), Network Administration. I'm an expert in creating Highly available/High loaded systems with full automation by Puppet/Chef/Ansible/Capistrano. I have extensive server and database knowledge, and excellent troubleshooting & analysis abilities. Strong leadership and communication skills. Last 7 years I have engaged in system administration using Apache2, Nginx, PHP, Ruby, Python, MySQL and PostgreSQL including sites for startup companies and small businesses. Extensive experience in the deployment of sites and projects of varying complexity, and I am seeking opportunities help you to build your business. For the last 7 years I have been handling systems administration using Apache2, Nginx, PHP, Perl, Python, MySQL and PostgreSQL, including websites for start-up companies and for small businesses. I possess extensive experience in the deployment of websites and with projects of vast complexity, and I am seeking new opportunities. I will do my best to help you build your business. I have great experience in: ✔ Linux maintenance/troubleshooting: Debian, CentOS, Ubuntu, RHEL (RedHat), Gentoo, ✔ Apache2 + Nginx, Nginx + PHP-fpm, Nginx + PHP-fastcgi, Lighttpd, LiteStep, MySQL, PostgreSQL, MongoDB, Redis, Varnish, Memcached, ✔ Linux serverside: iptables, rsync, fail2ban, bind, OpenVPN, ✔ Mail server: Exim, Postfix, Sendmail, Dovecot, Courier, ✔ CloudHosting: Digitalocean, RackSpace, Amazon (e.g. EC2, AWS, S3), Linode, GoDaddy, ✔ Hosting providers: Softlayer, Hetzner, ✔ Backup/Migration, ✔ Hosting panels: Plesk, WHM\cPanel, ISP, DirectAdmin, Virtualmin, ✔ Virtualization: Xen, KVM, OpenVZ, Proxmox, ✔ Monitoring: Zabbix, Munin, Cacti, Nagios, OpManager, ✔ High-Ability: Linux-HA (Heartbeat, Peacemaker), ✔ CMS: Wordpress, Drupal, Magento, Joomla, Prestashop My motto: Dependability and quality of service.  less

    plesk cpanel whm postgresql php mysql fedora ubuntu computer-networking network-administration database-management database-administration linux-system-administration lamp-administration amazon-ec2 ssh ftp wordpress google-analytics iptables sendmail qmail postfix nginx lighttpd apache-administration css ajax html dns affiliate-marketing msn-adcenter sem mail-server-implementation bash windows-administration centos windows-xp-administration google-apps manual-testing software-testing user-acceptance-testing black-box-testing performance-testing functional-testing penetration-testing database-testing regression-testing load-testing usability-testing test-driven-development ab-testing automated-testing google-adsense administrative-support trac subversion github memcached openvpn bgp amazon-web-services rackspace-cloudservers amazon-s3 amazon-rds nagios munin cisco-routers cisco-voip 00 more less
    • $40.00 HOURLY RATE
    • 4.7
    • 219 HOURS
    • POLAND
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 20 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • Database Administrator

    I am Oracle Database Engineer at Oracle Corporate, I am Certified Oracle Database 10g/11g/12C Administrator Certified professional, also I have great knowledge in Application administration • Oracle Database 10g SQL Fundamentals I. • Oracle Database 10g SQL Fundamentals II. • Oracle … more

    I am Oracle Database Engineer at Oracle Corporate, I am Certified Oracle Database 10g/11g/12C Administrator Certified professional, also I have great knowledge in Application administration • Oracle Database 10g SQL Fundamentals I. • Oracle Database 10g SQL Fundamentals II. • Oracle Database 10g Administration Workshop I. • Oracle Database 10g Administration Workshop II. • Oracle 11i e-Business Suite Essentials for Implementers. • Oracle Database 12C Administration New Features • Oracle Grid Infrastructure 11g: Manage Clusterware and ASM Ed3 • Oracle Database 11g: Introduction to SQL. • Oracle Database 11g: Administration Workshop I. • Oracle Database 11g: Administration Workshop II. • Oracle Grid Infrastructure 11g: Manage Clusterware and ASM Release 2 • Oracle Database 11g: RAC Administration Release 2 • Fundamentals of Solaris OS. • UNIX Shell Scripting for Administrators. • Solaris System Administration I. • Solaris System Administration II.  less

    oracle-database solaris-administration windows-administration microsoft-sql-server-administration database-adminstration oracle-rac oracle-administration microsoft-windows-server oracle-database-administration database-design 00 more less
    • $20.00 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • EGYPT
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • Aws/Linux Administrator

    PROVIDES 24/7 SUPPORT IN REMOTE SERVER ADMINISTRATION, Having 3 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, Autoscaling … more

    PROVIDES 24/7 SUPPORT IN REMOTE SERVER ADMINISTRATION, Having 3 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, Autoscaling etc Having 3 years of Experienced in Linux ( Red hat , Cent OS , Ubuntu ), Windows Server 2008 , Lampp Server Administration , Apache , IIS , Microsoft SQL Server (2005,2008), Administration , MySQL Server , DNS Server , SSL , Axigen , Iptables , Linux Based Firewall , Subversion , Endian Firewall , VMWARE WorkStation , VMWARE ESXI , Microsoft Hyper -V , PBX (Asterisk ,Sip exec), Apache , LAMP , virtualization. I also have knowledge of configuring and managing project management application like redmine, testlink etc  less

    windows-administration linux-system-administration firewalls cisco-routers microsoft-hyper-v-server amazon-web-services redis varnish-cache git version-control 00 more less
    • $8.89 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 2 TESTS
  • Network_ IT Support Engineer

    A highly motivated, qualified Network & IT Support Engineer with over 4 years experience originally from Cameroon, determined to make a difference within the telecommunications, networking and IT support environment. Demonstrating high level skills and achievements within systems & infrastructure implementation, security … more

    A highly motivated, qualified Network & IT Support Engineer with over 4 years experience originally from Cameroon, determined to make a difference within the telecommunications, networking and IT support environment. Demonstrating high level skills and achievements within systems & infrastructure implementation, security analysis, network and system troubleshooting, technical support, problems solving, I am a global thinker with great attitude, interpersonal skills, and professional consciousness, fast-paced & target oriented, team working as well as high performance under pressure with the following qualifications and industrial credentials. - Master of Science in Network Computing (1st Class) & Bachelor in Information and Communication Technologies (1st Class) - MCP Server 2012 & MCSA 2008/ 2012 certified - MCSE- Server, Linux LPIC & CCNA certifications (Pending) - Management and Leadership programme completed - Excellent Network & Server Administrator and IT & Network Project Management - Strong expertise in Identity & Access Management, SSO with Shibboleth, AD FS and LDAP - Excellent Bilingual (English and French), Intermediate level of Italian and Basic level of German - Network Design & Systems Integration Network Security Support based on CIA - Strong ability in systems integration, network and telecommunication protocols - Comfortable in both Windows and Linux based operating systems - Excellent experience of Cisco and Mikrotik routers and switches - Strong skills in VoIP & Call termination - Very good understanding and implementation of ITIL frameworks and technical documentations - Object Oriented programming and fundamentals of Database Managements Systems I love searching the web all the time and very passionate about learning everyday. My extra IT life is related to global economy current news as I aim to know what is going on in this world in business, financial and economical aspects. Thanks  less

    network-administration computer-networking network-security windows-administration linux-system-administration ldap iis apache-tomcat wamp xml 00 more less
    • $27.00 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • UNITED KINGDOM
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 4 TESTS
  • Security Solution Engineer, Consultant IT Security

    I have the strong passion about Information Technology especially on network,web and application security area. Due to the some of my past projects with Non Disclosure Agreement (NDA) status that I did on my past experience, unfortunately I am … more

    I have the strong passion about Information Technology especially on network,web and application security area. Due to the some of my past projects with Non Disclosure Agreement (NDA) status that I did on my past experience, unfortunately I am not able to share too detail about my customers info. My role is doing deployment and solution of Network and Endpoint Security including Firewall, SIEM, Centralized Log and Endpoint Encryption.  less

    windows-administration technical-documentation 00 more less
    • $25.56 HOURLY RATE
    • 5.0
    • 0 HOURS
    • SINGAPORE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 0 TESTS
  • Data entry, Data-mining, Social media marketing

    Thank you for view my profile my name is Robert and I have graduated information Security in University of Library Studies and Information Technologies. I started building my career in IT sector in 2006 when i started working as an … more

    Thank you for view my profile my name is Robert and I have graduated information Security in University of Library Studies and Information Technologies. I started building my career in IT sector in 2006 when i started working as an IT service technician for hardware, software, networks, video surveillance and much more and continued In 2013 as IT technical support consultant for networking , Windows administration and lot more related areas in IT, where i gained experience and a lot of knowledge. Also I have few years of experience in customer support and facility management field gained in USA.I excel at working under tight deadlines with strict expectations and with that i can bring value to your business . My inspiration for creating an account on oDesk is because of the spare time I have and the powerful will and dedication to perform, generate income and further create my abilities. Looking for a job if someone could use my knowledge let me know.  less

    data-mining data-entry web-scraping windows-administration microsoft-exchange-server social-media-marketing 00 more less
    • $3.00 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • BULGARIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • Mr.

     Design and implementation of Vmware ESX and ESXi Server/ Vsphere and other virtual technologies (VMotion, SVMotion, VHA, SVHA, FT, DRS, Power Management etc.)  Performs the tasks of designing Advanced Security & Management Solutions.  Design and implementation of DNS Servers, Unbound DNS … more

     Design and implementation of Vmware ESX and ESXi Server/ Vsphere and other virtual technologies (VMotion, SVMotion, VHA, SVHA, FT, DRS, Power Management etc.)  Performs the tasks of designing Advanced Security & Management Solutions.  Design and implementation of DNS Servers, Unbound DNS Server, Kerio Mail Servers, Send Mail Server, TACACS Server, CRM System, DOCSIS Cable Modem Termination System, Incognito DHCP Broadband Command Centre for CMTS.  Bandwidth management for Optical Fibre customers on Routers and Switches, Monitoring of links by using network performance monitoring tools such as Cacti, Manage Engine Netflow Analyzer, Solar Winds, Smonitor, Nagios etc  Implementation of routed & routing protocols, like OSPF, BGP, EIGRP in live environment  Worked on Cisco 2950, 2960, 3550, 3560, 3750, 6509 switches and 2500, 2600, 2800, 3600, 3700, 7200,  7600 series Routers in real environment approx. 500 Hours.  Implementation of (VLANs, VTP, RSTP, MSTP, ETHERCHANNEL, INTER VLAN ROUTING, HSRP, PRIVATE VLAN, SWITCH PORT SECURITY)  Design and implementation of VPNs ( Site-Site, Remote Access, DMVPN, IPSec over GRE, Get Vpn)  Design and implementation of MPLS VPNs  Management of CAR on routers and switches by rate limited feature  Design and implementation of (AAA with Local & Remote ACS Server, 802.1 x authentications, Proxy Authentication).  Design and Implementation of Microsoft Active Directory 2003 based on Microsoft best practices. Implementation of Anti virus Servers (Kaspersky, Sophos) in a medium sized company  Design and Implement SAMBA server using LDAP authentication for LAN users.  Design and Implementation of Send Mail Servers, MS Exchange e Server 2003/2007 based on Microsoft best practices.  Design and Implements SQUID 2.4, 3.1 Proxy Server based on Centos, Red Hat OS.  Implementation of different Network Performance monitoring tools such as (Cacti, Net Flow, Manage Engine OpUtils, SMonitor, Solar Winds, Nagios, JFF) to monitor WAN devices and different servers to optimize network resources and traffic.  Design and implementation of SIP on cisco voice gateways.  Design and implementation of MPLS VPNs  Support and Maintain Cisco Core Routers 7206VXR. 7600 Series, 2800 Series, small business series RV042, RV082 for vpn connectivity.  Supporting and Managing HEC Cisco Core and Edge Switching network.  Design and Implements SQUID 2.4, 3.1 Proxy Server based on Centos for differnet clients.  Deploy cacti, solar wind, cisco works Monitoring System to monitor Network and Bandwidth Usage.  Management of CAR on routers and switches by rate limited feature.  Design of Networking Infrastructure and resource sharing solution. The project covered the design of networking system, Servers, and applications in Windows 2003 environments. The project used TCP/IP as Network protocols and Star Topology.  Conduct Surveys on client sites and create project proposal and layouts for networks deployment and implementation.  Design and Implementation of BGP/MPLS, Traffic Engineering, Policy Based Routing PBR, Route Filtering, Redistribution, Route Summarization.  Catalyst IOS based Switches, VTP, STP, RSTP, Trunking, VLANs,  Layer 3 Switches, Logical Etherchannels, MLS.  IPSec, VPNs, AAA Model (RADIUS, TACACS+, Kerberos), Cisco PIX / ASA  Firewall, VPN Client, Juniper Firewall SSG5, SSG20  Design and Implementation of Incognito DHCP Server for assigning bandwidth to cable modem customers.  Media: Ethernet, FastEthernet, GigabitEthernet, FDDI, CDDI, Token Ring, ATM LAN Emulation.  Network Analyzers: Back Track 5 , Ethereal, Paketyzer, Radcom, Etherpeek.  Load Generator: Spirent Smart Bits, iperf, IPTraffic.  Leased lines 64k - 155Mb (PPP / HDLC), Channelized lines (E1 ), Fibre Optic Circuits, Frame Relay, xDSL, Load Balancing, Multi Homing, Satellite links. I also have extensive experience in following  Linux & Windows Integration in TCP environments  Expertise Linux Redhat, Ubuntu, SUSE, Centos, Debian, Slackware and Solaris Systems  Expertise in SQUID Proxy server. DNS Server, DHCP, Send Mail, Kerio Mail Server.  VMware ESX Server, Virtual Center, Distributed Resource Scheduling (DRS), VMware Data Backup , VMware Converter, VMotion, SVMotion, VHA, SVHA, FT, DRS, Power Management etc.  less

    asterisk linux-system-administration dns mail-server-implementation squid pfsense dhcp network-security solaris-administration windows-administration microsoft-exchange-server samba cisco-asa cisco-routers juniper-routers vpn mpls vmware-esx sendmail 00 more less
    • $16.67 HOURLY RATE
    • 4.8
    • 147 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 3 TESTS
  • PHP | Wordpress | Network Admistrator | Magento Expert

    Three facts about me: - 5 years with WordPress - 6 years developing websites - Experienced in PHP, WORDPRESS,HTML, CSS, JavaScript. Today I am focused on website development using WordPress. I create both business websites and information portals. Adapt the existing themes … more

    Three facts about me: - 5 years with WordPress - 6 years developing websites - Experienced in PHP, WORDPRESS,HTML, CSS, JavaScript. Today I am focused on website development using WordPress. I create both business websites and information portals. Adapt the existing themes and create themes from PSD. I develop custom functionality in the form of plug-ins. I can also help you with Ruby on Rails projects, JavaScript applications, HTML/CSS markup and server setup (apache, nginx, php5, mysql) I can help you to resolve almost any problem on your Wordpress or HTML/css web site: ● Re-arrange and customize layout and appearance of your WP or HTML site: styles, colors, fonts, margins. etc. ● Help you with WP plugins and themes. ● Fix your contact form or your broken links ● Help transfer your WP site to another URL or hosting ● Make a custom login page for your WP site ● Make a detailed On-page SEO analysis, repair some SEO mistakes or advise you what should be done in order to make your site better optimized for search engines. ● Help you configure your auto-responder or your Amazon SES (email sending service) ● Help you with data entry or web research ● Translate your text or the whole website from English to Croatian  less

    wordpress magento network-administration linux-system-administration apache-administration windows-administration tcp-ip php graphic-design 00 more less
    • $11.11 HOURLY RATE
    • 4.9
    • 41 HOURS
    • INDIA
    • LAST ACTIVE
    • 5 PORTFOLIO ITEMS
    • 4 TESTS
    ASSOCIATED WITH:
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