Network administrator Freelancers

Showing 300 freelancers

Network administrator Freelancers

Showing 300 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
  • Windows and Unix Technical Support

    To exceed the expectations of clients by providing top notch technical support to their employees or clients. Proficient in Windows, and Unix/Linux operating systems. Capable of remote troubleshooting via VNC, RDP, GoToMyPC.com, LogMeIn.com, and Secure Shell. Professional … more

    To exceed the expectations of clients by providing top notch technical support to their employees or clients. Proficient in Windows, and Unix/Linux operating systems. Capable of remote troubleshooting via VNC, RDP, GoToMyPC.com, LogMeIn.com, and Secure Shell. Professional demeanor even when working with frustrated individuals, Possessing superior customer service skills. Proficient in U.S. English speaking a mid-western "network news" accent. Capable of supporting anyone from the basic end user to the I.T. pro. CompTIA Network + Certified Professional, and Help Desk Institute H.D.A. certified. Located in the United States. Available for travel in the U.S. and Canada (possessing a NEXUS card).  less

    network-administration 00 more less
    • $50.00 HOURLY RATE
    • 5.0
    • 3 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 9 TESTS
  • Admin Support

    To provide unparalleled administrative and technical support online. I had been with the BPO industry for good 5 years where I worked as, customer support, technical support, and administrative assistant. I am a graduate of Bachelor of Science in Psychology … more

    To provide unparalleled administrative and technical support online. I had been with the BPO industry for good 5 years where I worked as, customer support, technical support, and administrative assistant. I am a graduate of Bachelor of Science in Psychology. I am a learned tech guy. "Fierce" is what people call me because I am focused on what I do and yes I have proved my self efficient in all endeavor.  less

    network-administration computer-networking blog-writing 00 more less
    • $3.33 HOURLY RATE
    • 5.0
    • 2457 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
  • VMware, Networks and System Engineer

    A highly efficient, methodical and talented IT professional having considerable experience of developing, implementing and managing networks, data centres, servers and virtual servers. Possessing a broad range of developed skills gained through establishing full IT projects, networks and infrastructures, website … more

    A highly efficient, methodical and talented IT professional having considerable experience of developing, implementing and managing networks, data centres, servers and virtual servers. Possessing a broad range of developed skills gained through establishing full IT projects, networks and infrastructures, website design and development from initial conception to completion, including customer liaison, design, testing and successful implementation within budget, scope, timescales and process limitations in a customer focused, multi-site business environment. Extensive LAN/ WAN/ Hardware/ Software experience. Pro-active approach to working cross-functionally, maintaining the delivery of I.T. services and technology projects.  less

    openx vmware-esx network-administration scrum atlassian-jira 00 more less
    • $20.00 HOURLY RATE
    • 5.0
    • 715 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 3 TESTS
  • Mr. Emmanuel Sekasi

    Over 9 years working as an IT expert in areas of Web development i.e PHP, HTML, Dreamweaver etc, Database management with SQL server 2005, postgre and mysql, Software development with ruby, java and c languages, Network design, administration and … more

    Over 9 years working as an IT expert in areas of Web development i.e PHP, HTML, Dreamweaver etc, Database management with SQL server 2005, postgre and mysql, Software development with ruby, java and c languages, Network design, administration and implementation on both windows and linux systems. With a typing speed of 40WPM, vast knowledge of microsoft technologies, multilingual abilities in both English and French, i seek oppotunities from data entry, website design and management, all the way to IT helpdesk and technical support. I also have special customer care and service skills which make me a very good technical support engineer due to my good communication and listening skills, patience and courteousness. Ontop of my IT skills, I have a diploma in telecommunications engineering and electronics. You will not be disappointed if given a chance.  less

    network-administration 00 more less
    • $3.33 HOURLY RATE
    • 5.0
    • 0 HOURS
    • UGANDA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
  • VoIP and Linux Engineer

    Hi. I'm a VoIP engineer, mostly using Asterisk and FreeSwitch. Also have a huge expirience in traditional telephony, also Video-Conferencing systems (Polycom, Tandberg). Excellence knowlege of SIP/H.323 and TCP-IP networking. … more

    Hi. I'm a VoIP engineer, mostly using Asterisk and FreeSwitch. Also have a huge expirience in traditional telephony, also Video-Conferencing systems (Polycom, Tandberg). Excellence knowlege of SIP/H.323 and TCP-IP networking.  less

    asterisk sip network-administration 00 more less
    • $30.00 HOURLY RATE
    • 4.5
    • 17 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
  • NightShift

    I am a reliable, conscientious, persistent freelancer with over 10 years experience. In that time I've resolved many challenging issues including linux system administration, data recovery, network security and complicated website migration in both Windows and Linux environments … more

    I am a reliable, conscientious, persistent freelancer with over 10 years experience. In that time I've resolved many challenging issues including linux system administration, data recovery, network security and complicated website migration in both Windows and Linux environments  less

    linux-system-administration computer-networking network-administration teamviewer 00 more less
    • $15.56 HOURLY RATE
    • 5.0
    • 49 HOURS
    • SERBIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
  • Network Engineer

    Work Experience: (From April 2010 to Present) Worked at Inbay Pvt. Ltd. [www.inbay.co.uk] as a system administrator (Business to Business). Joined Inbay as a Technical Support Engineer and got promoted to the position of the technical lead … more

    Work Experience: (From April 2010 to Present) Worked at Inbay Pvt. Ltd. [www.inbay.co.uk] as a system administrator (Business to Business). Joined Inbay as a Technical Support Engineer and got promoted to the position of the technical lead – Technical support team (Business to Consumer), then as a system administrator (Business to Business). Inbay is an organization which provides IT Support services for both Business and Consumer markets in UK and US. Duties & responsibilities; • Providing the technical leadership and subject matter expertise in applicable technologies and serving as a point of escalation for technical issues related to specialty. • Identifying, diagnosing and providing timely resolution for level one, level two and three user inquiries. • Identifying risks & issues and taking ownership to deliver appropriate resolutions. • Producing, delivering, and maintaining appropriate documentation for systems in accordance to document control standards and procedures • Supporting and maintaining effective relationships with business and consumer clients. • Providing case status updates to management and end users, developing documents and implementing standard operating procedures and customer service guidelines. • Collaborating with other team members on planning and execution. Hold progress meeting • Leading post-incident debrief sessions with key clients. • Contributing to long-term tactical and strategic planning to ensure that the tools and processes are appropriate to meet the future business requirements. • Reviewing, and updating as appropriate, operations procedures, standards, and technical policies. Was Employed at Eureka Technology Partners from April 2010 to September 2010 as a Support Technician.  less

    pfsense cisco-ios cisco-routers network-administration network-planning network-security windows-administration 00 more less
    • $6.67 HOURLY RATE
    • 5.0
    • 43 HOURS
    • SRI LANKA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • Network Engineer

    WORKING EXPEIENCE: (Since October 2007 to Present) ● Worked as the Team Leader for the Business IT Helpdesk at Inbay Ltd. (6 Team Members, 47 Cooperate Clients in the UK – Windows, MAC and Linux based networks) ● Worked as the Team Leader … more

    WORKING EXPEIENCE: (Since October 2007 to Present) ● Worked as the Team Leader for the Business IT Helpdesk at Inbay Ltd. (6 Team Members, 47 Cooperate Clients in the UK – Windows, MAC and Linux based networks) ● Worked as the Team Leader for the SMB/SME Division at Eureka Technology Partners (4 Team Members, 8 Cooperate Clients - Windows based networks). ● Worked as a Systems Administrator at Eureka Technology Partners. Was involved in providing support for several Domain Environments in the US and UK. Managing all servers (DC, Exchange Servers, Terminal Servers, SQL Servers, etc.) including Backup Exec as the main backup solution. ● Worked as an IT Support Executive at Eureka Technology Partners. Provided support for US and UK clients, troubleshooting software and hardware related issues. This included all aspects of Desktop issues including troubleshooting and configuring Routers and Printers (Wired/Wireless). ● Worked as a Customer Service Executive at INNODATA-Isogen. Obtained overseas project related training in the Netherlands conducted by the Publishing Giant in Europe SWETS. Hands on Experience • Windows Server 2003 – 2008 R2 (Testing implementations with Server 2012) o Successfully lead 2 migrations from Server 2003 to Server 2008 R2 • Exchange 2003 – 2010 SP1 (Testing implementations with Exchange 2013) o 2 Successful Exchange 2003 – 2010 migrations and one disaster recovery (Restoring a dead exchange server from ground level with no loss of data) • Deploying, Configuring, Managing Hyper-V (as a Hyper Visor Solution) • Deploying, Configuring, Managing and Upgrading ESXi (as a Hyper Visor Solution) • Deploying and Configuring LAMP, Samba, FTP, Torrentflux with Ubuntu Server (Production Use) • Deploying and Configuring pfsense as a Router/Firewall appliance with Multi-WAN load balancing and failover, Clustering for H/A, Web Proxy (SQUID), ntop (network monitoring) • Working experience with CISCO routers and switches (Not involved in complex configurations) • Coded and implemented MIS systems (based on PHP, MySQL, Javascript, JQery, CSS, Google APIs, PRTG APIs, etc) for two of the companies I worked for, as an act of good faith.  less

    network-administration network-planning pfsense microsoft-exchange-server ubuntu google-apps 00 more less
    • $10.00 HOURLY RATE
    • 5.0
    • 1033 HOURS
    • SRI LANKA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
loading