Network administrator Freelancers

Showing 199 freelancers

Network administrator Freelancers

Showing 199 freelancers

  • SERVER, NETWORK AND INFRASTRUCTURE SPECIALIST

    Over the last 15 years I have had progressive experience in operations, management and delivery of complex IT network and infrastructure of enterprise scale and globally spread organisations. Experience includes LAN, WAN, MEN, ELL, VPNs, International leased circuits, Switching (Cisco … more

    Over the last 15 years I have had progressive experience in operations, management and delivery of complex IT network and infrastructure of enterprise scale and globally spread organisations. Experience includes LAN, WAN, MEN, ELL, VPNs, International leased circuits, Switching (Cisco & HP), Routing, Firewalls, CUCM, SAN (Netapp), Microsoft Windows 2003, 2008, Active Directory, Group Policy, DHCP, DNS, SQL Server, Web Servers, NLBs, ISA/TMG configured as proxy and reverse proxy, Exchange 2003, 2007 and 2010, WAN Acceleration, Data Centres, Branch Connectivity, Clusters/High Availability, VMWare etc. I have had the opportunity to be involved in various projects in several countries in the Middle East, India and UK.  less

    microsoft-visual-basic network-administration 00 more less
    • $27.78 HOURLY RATE
    • 5.0
    • 38 HOURS
    • BAHRAIN
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 7 TESTS
  • Technical Support

    Its been 7 years, and yet active as technical resource and primary point of contact for server and network administration. I have successfully implemented and migrated Postgres Database, Setup windows 2003 Server, and Centos 5.5 as System Administrator. And … more

    Its been 7 years, and yet active as technical resource and primary point of contact for server and network administration. I have successfully implemented and migrated Postgres Database, Setup windows 2003 Server, and Centos 5.5 as System Administrator. And as network administrator constructed structured cabling, deployed and manages switches from small to corporate offices. I am also developing Web design using Dreamweaver, Html, Php and MySql.  less

    vmware-administration microsoft-hyper-v-server network-administration linux-system-administration microsoft-virtual-server domain-migration microsoft-sql-server-administration 00 more less
    • $17.78 HOURLY RATE
    • 5.0
    • 0 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 5 TESTS
  • Software Developer/Database Administrator/Network Administrator (MCSE)

    I aim to provide advice on, develop, implement, and maintain Windows-based systems (including server applications like Microsoft Exchange, Microsoft SQL Server, and SharePoint), Linux desktops and services, SQL server and access databases and applications, Web and desktop applications based on … more

    I aim to provide advice on, develop, implement, and maintain Windows-based systems (including server applications like Microsoft Exchange, Microsoft SQL Server, and SharePoint), Linux desktops and services, SQL server and access databases and applications, Web and desktop applications based on Visual Basic .NET, ASP/ASP.Net, PHP, VBScript, and JavaScript. With my extensive experience in Microsoft Office automation and Windows scripting, I can develop solutions and utilities to help enhance productivity on Windows desktops, servers, and networks. I have suceessfully developed and implemented applications and solutions using: * HTML web development, ASP/ADO.Net web programming, JavaScript programming, including Web-dased database access and querying applications. * Linux, Apache, PHP, MySQL experience. * Customized Content Management Systems (CMS) with PHP and MySQL. * Network and remote backup solutions based on Symantec BackupExec and Acronis. * Custom-built SMS texting/alerting applications. * Microsoft Exchange. * Microsoft SQL Server. * VMware server virtualization. * Citrix-based application distribution (currently evaluating VMware's new ThinApp solution for the same). * Microsoft Visual Studio.  less

    virtualization php mysql vba database-management database-programming .net-framework network-administration powershell 00 more less
    • $38.89 HOURLY RATE
    • 4.5
    • 2733 HOURS
    • UNITED KINGDOM
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 8 TESTS
    GROUPS:
  • Mail / System Administrator

    Create private mail services for guaranteed delivery into INBOX for most public mail services. Hi experience of *NIX and Windows OS and services. ОS Linux: Distro: Debian/Ubuntu, RedHat/Centos, Slackware/ArchLinux, Gentoo/CLD Services: webserver(nginx,apache,php-fpm,fastcgi … more

    Create private mail services for guaranteed delivery into INBOX for most public mail services. Hi experience of *NIX and Windows OS and services. ОS Linux: Distro: Debian/Ubuntu, RedHat/Centos, Slackware/ArchLinux, Gentoo/CLD Services: webserver(nginx,apache,php-fpm,fastcgi), webproxy(squid,SAMS,squidguard), mail(postfix, exim, dovecot, cyrus, amavisd, spf, dkim), samba+AD integration, firewall, ldap(mail, samba), VPN (IPsec, l2tp, pptp), pgsql, mysql, nagios, bacula, dhcp, bind) desktop (wine, xorg, hal, synce, office). More than 7 ages exp. ОS *BSD: OpenBSD, FreeBSD Services: web(httpd), proxy(squid, squidguard), mail(postfix, dovecot, amavisd), samba, firewall,routing, VPN (IPsec, pptp), bind, dhcp). ОS Windows: Windows 2000, XP, 2003, 2008 Server (AD, DHCP, GPO, IIS etc)  less

    vpn linux-system-administration postfix email-deliverability-consulting kvm-virtualization ipsec python openbsd c++ network-administration 00 more less
    • $27.78 HOURLY RATE
    • 5.0
    • 142 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 10 TESTS
  • SharePoint Consultant / Graphic Designer

    Strong accomplished experience in an Information Technology environment with Bachelors in Computer Science from SZABIST and Advance Certificate in Graphic Designing from APTECH. Good expertise in SharePoint administration, design and architecture. Thorough knowledge of SharePoint server management, support and troubleshooting … more

    Strong accomplished experience in an Information Technology environment with Bachelors in Computer Science from SZABIST and Advance Certificate in Graphic Designing from APTECH. Good expertise in SharePoint administration, design and architecture. Thorough knowledge of SharePoint server management, support and troubleshooting. Experience in developing and utilizing SharePoint components including web parts, templates, forms, content management, business intelligence and workflows. Exceptional knowledge of working across multiple environments supporting different business goals (Production, Development, Testing, etc.) Proficient in incorporating Security and Encryption features included in SQL Server. Amazing ability to design and implement custom web parts. In Graphic Designing 5+ years hand on experience with Adobe Photoshop and Adobe Illustrator. Excellent in producing the ideas into designs with realistic approach. Designing includes Mock ups of complete stationary for the business environment, Designing the packaging for products, retouch the images, editing of the images, complete vector art on illustrator, brochures, flyers, web templates and GUI designs for SharePoint, Web, Print, android and iPhone applications.  less

    microsoft-sharepoint-administration microsoft-sharepoint-development software-testing network-administration windows-xp-administration html sharepoint-designer adobe-photoshop adobe-illustrator asp.net 00 more less
    • $20.00 HOURLY RATE
    • 5.0
    • 322 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 30 PORTFOLIO ITEMS
    • 11 TESTS
  • Senior System and Network Administrator

    I'm fully working from the last 5+ years as a Linux Administrator . I'm well experienced in Linux Server administration tasks in the production and development environments - Have a good knowledge and hands on experience in Apache, Iptables, Openvpn … more

    I'm fully working from the last 5+ years as a Linux Administrator . I'm well experienced in Linux Server administration tasks in the production and development environments - Have a good knowledge and hands on experience in Apache, Iptables, Openvpn, Sendmail, Postfix, Mysql, FTP, Samba, SVN, Asterisk, Elastix, Mysql replication,Kerio Control, JIRA, Confluence, MantisBT, Redmine, Zabbix servers, Hudson, Bash scripting,ESXI Virtualization etc..  less

    linux-system-administration apache-administration mysql vmware-esx centos network-administration unix-shell zabbix redhat-administration openvpn 00 more less
    • $23.33 HOURLY RATE
    • 5.0
    • 17 HOURS
    • ARMENIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 6 TESTS
  • All Around Administrator

    PROJECT Internal IT CLIENT Indra Philippines DESCRIPTION Internal IT support to company’s main and satellite office which comprises of troubleshooting, maintaining/monitoring the company’s IT equipments and handles hand-on requests from firm’s project clients. DURATION May 2011 … more

    PROJECT Internal IT CLIENT Indra Philippines DESCRIPTION Internal IT support to company’s main and satellite office which comprises of troubleshooting, maintaining/monitoring the company’s IT equipments and handles hand-on requests from firm’s project clients. DURATION May 2011 to Present ROLE - Oversee Data Center Operations - Provide Back End support such as System Administration, Database Administration, and Network Administration - System administration of various operating system such as, Windows Server (2003, 2008, 2008R2) and different Linux server like CentOS, Redhat, Solaris etc, Responsibilities include, Maintenance and Configuration of Internal IT System such as OTRS (IT's Ticketing tool), Proxy server, Active Directory, File Server, Microsoft Dynamic (Solomon), Payroll Plus, Scheduler. Creation and Deployment of IT Server such as, FTP server, Web server, Database Server, VM images for Trainings and POCs (Software depends on the needs of the project), - Perform Database administration of Oracle Database server and MSSQL server. Responsibilities include, installation, Backup and Restoration, Troubleshooting and Tuning of Database of Indra projects such as MWC, Maynilad, BIR, Meralco and Aqualia - Network Administration of different network devices such as routers, switches, access points, firewalls and PABX. Responsibilities include Troubleshooting, Maintenance and Configuration of Cisco routers, switches, firewall appliance and access point. Monitoring and Administering of company’s Internet connection. - Provide back end client support with various Indra clients, like BIR, Meralco and EDC, Responsiblities include, Installation and configuration of BIR eaacreg server, installation of Meralco RES database and Implementation of EDC’c Service Desk tool. TECHNOLOGY VMware, Cisco, Sonicwall, Oracle 10g/11g, MSSQL, Windows XP/7,Windows Server 2000/2003.2008, Linux flavors such as CENTOS, Ubuntu, RHEL5/6, Web Application such as Tomcat, IIS, Apache, PABX, Unix PROJECT HP - P&G Common Interface Bus CLIENT Procter and Gamble - Hewlett Packard DESCRIPTION The Project Provides Level 1 technical support for Enterprise Application Integration technologies spanning 800+ servers over 15000 production interfaces. DURATION June 2008 to April 2011 ROLE Responsibilities include creation of interfaces from Development, Quality Assurance and Production environment , solving minor and critical incidents and proactive monitoring on EAI customers internal data flow. Also responsible for deployment of Software package on over 800+ servers TECHNOLOGY UNIX, Windows NT/2003/2008, MAINFRAME OS/390. Knowledgeable in Perl, Unix Scripting, Windows batch scripting, HP service Manager,  less

    vmware-administration windows-administration linux-system-administration network-administration cisco-ios firewalls unix-system-administration computer-maintenance oracle-database-administration 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 17 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • 1,111+Hrs Worked Data Entry/ Web Research,Ebay,Amazon & PA / VA

    I have experience on working with Data Entry and Web Research, Email collection etc. I have a computer with 3.6 MBPS internet connection. I am very hard worker and very active person. I am Professional in Web Research and … more

    I have experience on working with Data Entry and Web Research, Email collection etc. I have a computer with 3.6 MBPS internet connection. I am very hard worker and very active person. I am Professional in Web Research and Data Entry. ***I am currently working on Web Research Expert last 1 Years** Magento and eBay 4months experience in Ecommerce product filed. Such as- 1. Magento, E Commerce, Amazon, eBay product uploading 2. Data Entry and Web Research, Email collection and Business Email etc. 3. Google-spreadsheet, Gmail, Google-docs, Google-accounts. My way is GOOD COMMUNICATION & HONESTY and I shall make you get 100% satisfaction with the BEST QUALITY SERVICE to reach the destination. I provide service 24 hours, 365 days and you will find me online whenever you need to discuss any issue. Most welcome for any short as well as urgent project. Just knock me any time....I will be always there to fulfill your requirement. Thanks, Dhiren  less

    microsoft-excel microsoft-word network-administration google-analytics adobe-photoshop virtual-assistant google-docs customer-service call-center-management blog-writing 00 more less
    • $3.33 HOURLY RATE
    • 4.6
    • 1111 HOURS
    • INDIA
    • LAST ACTIVE
    • 19 PORTFOLIO ITEMS
    • 17 TESTS
  • Website developer with professional IT Support experience...

    Hi, I am a Software Engineer at ManageIT Plus and ensure you I am a self-confident,honest and hard working person. I completed my graduation(B.Sc. Engineering in Computer Science and Engineering) from Patuakhali Science and Technology University(PSTU … more

    Hi, I am a Software Engineer at ManageIT Plus and ensure you I am a self-confident,honest and hard working person. I completed my graduation(B.Sc. Engineering in Computer Science and Engineering) from Patuakhali Science and Technology University(PSTU). I am always ready to work 7 days in a week. It is easy to me for working with your required time. I am internet savvy and computer literate.My core strengths are in Wordpress, Joomla, Asp.net, C#, SQL, CSS and data entry.I prefer to use Asp.net MVC 3 & C#. Kind regards, Md.Kamruzzaman Arif  less

    wordpress joomla seo java adobe-photoshop network-administration microsoft-excel c# asp.net css 00 more less
    • $5.00 HOURLY RATE
    • 4.4
    • 234 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 9 PORTFOLIO ITEMS
    • 16 TESTS
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