Network administrator Freelancers

Showing 78 freelancers

Network administrator Freelancers

Showing 78 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
  • 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
    • 2435 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
  • System administrator [MCTS, CCNA] , Google Apps Certified Specialist

    == Update == Due to a non-compete agreement with my current employer I am unable to take any new work on oDesk. Thank you ---- During the past 4 years I have specialized in managing Windows, Active Directory based networks. I am skilled … more

    == Update == Due to a non-compete agreement with my current employer I am unable to take any new work on oDesk. Thank you ---- During the past 4 years I have specialized in managing Windows, Active Directory based networks. I am skilled in System Center Configuration Manager 2007 and System Center Data Protection Manager (2007/2010). I also posses networking skills (TCP/IP, DNS, DHCP, VPN, Wi-Fi) and am comfortable with Cisco switches and routers. Lately I am very interested in cloud based applications and Google Apps in particular. I am a certified Google Apps Deployment Specialist  less

    network-administration iis dns dhcp vpn 00 more less
    • $25.00 HOURLY RATE
    • 4.8
    • 118 HOURS
    • ROMANIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
    GROUPS:
  • 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
  • Net Admin, Billing/Payroll Admin, Live Chat, Quality Engineer

    Through my professional and personal experience as a Customer Support and a Network Administrator, I have gained powerful insight into what lies beyond our traditional ways of life. I have followed my passion to experience the unknown. With this unique … more

    Through my professional and personal experience as a Customer Support and a Network Administrator, I have gained powerful insight into what lies beyond our traditional ways of life. I have followed my passion to experience the unknown. With this unique and varied background, I am confident that I will make a positive contribution to any undertaking.  less

    network-administration mikrotik-routeros technical-support customer-support translation-english-indonesian customer-service ubuntu spreadsheets live-chat-operator email-handling 00 more less
    • $8.89 HOURLY RATE
    • 5.0
    • 357 HOURS
    • INDONESIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 14 TESTS
  • Mr. Evangelos Nikolas Evangelou

    Over the past 15 years I have been involved in systems and network engineering across heterogeneous environments. During the last 7 years I have worked in the design and implementation of Virtualization solutions with VMware and small to medium size … more

    Over the past 15 years I have been involved in systems and network engineering across heterogeneous environments. During the last 7 years I have worked in the design and implementation of Virtualization solutions with VMware and small to medium size Datacenters. For the last 2 years I worked on several Cloud Migration, SaaS Deployment projects and Architecting/Managing Amazon SaaS Environments. Some recent responsibilities/projects include: * Server Operating Systems: Amazon Linux, Windows Servers * Monitoring/Trending/Notification with CloudWatch, SNS, Nagios, Munin, DotCom-Monitor * Design/Implementation of SaaS Environment in multiple Amazon VPCs * Amazon Console Security using IAM / CLI and API Tools * Database Services utilizing Oracle, MSSQL and MySQL RDS * Reverse-Proxying/Load-Balancing using Nginx, HAProxy and Amazon ELB * Storage/Content Delivery utilizing CloudFront with S3 and Akamai * Host Intrusion Detection utilizing OSSEC (AlienVault) * Vulnerability Assessment utilizing QualysGuard (internally to VPC and externally to websites) * Application Servers: JBoss, Oracle Application Server, WebLogic * Email Servers: Sendmail, Procmail, Postfix * VPNs: Cisco VPN, Cisco Anyconnect, OpenVPN, OpenVPN Access Server * Automation of Amazon Deployments with Chef and Cloudformation * Server Migrations to the Cloud using Double-Take, Amazon VMDK Import, Rsync  less

    linux-system-administration network-administration 00 more less
    • $31.11 HOURLY RATE
    • 5.0
    • 5218 HOURS
    • CYPRUS
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • Software QA Tester Technical Writer

    I am an IT professional having 10+ years of experience in following fields:- 1- EMR Management.(Deployment & Implementation). 2. Web Application & Desktop Applications Testing. 3. Data Center Management. 4. System Administration. (Windows Server 2003-2008 & RHEL) 5. Technical Documentation (User & Configuration … more

    I am an IT professional having 10+ years of experience in following fields:- 1- EMR Management.(Deployment & Implementation). 2. Web Application & Desktop Applications Testing. 3. Data Center Management. 4. System Administration. (Windows Server 2003-2008 & RHEL) 5. Technical Documentation (User & Configuration Manuals, Requirements Specification Documents, ER Diagrams. etc.) 6. Networks Administration & Network/System Documentation. 7. Virtual Assistance (MS Office Suite | Presentations | Internet Research | Scheduling & Data Entry). 8. Technical & Review Writing. 9. Software Firewalls(ISA) I can provide you with: - Hospital Management Information System. - Network & layout Designing. - Network Management & System Administration. - Technical & Customer Support. ( IP Scheme, Proxy, ISA 2006, WSUS, Desktop Management, ERP Deployment). - Functional/Black box Testing/Manual Testing. - Regression Testing/UI Testing. - Cross-Browser Testing & Exploratory Testing. - Test Case/Plan & Document Creation. - Bug Reporting & Tracking - Testing Metrics. - Network Layouts & Diagrams Hands on Experience in Following Tools:- - Mantis. - JIRA. - Spira Test. - MS Project. - MS Visio. - HMIS.(MS SQL & Oracle DB) - NPM. - MRTG. - MS PowerPoint/Excel/Word. - HP SystemWorks  less

    network-administration web-testing technical-documentation black-box-testing computer-maintenance usability-testing performance-testing user-acceptance-testing 00 more less
    • $6.67 HOURLY RATE
    • 4.5
    • 0 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 8 TESTS
  • System Admin,Data entry graphic Design, Project managment,consulting

    provide good service or support by using my abilities, skills and knowledge to companies, individuals who posted jobs in this website and earn reasonable income by doing my job well I'm currently working as a System Administrator( win2k3 and … more

    provide good service or support by using my abilities, skills and knowledge to companies, individuals who posted jobs in this website and earn reasonable income by doing my job well I'm currently working as a System Administrator( win2k3 and win2k8) , , IT Trainer so my primary role mentioned above is not my ultimate Role, I'm enjoying from work and I need work.  less

    network-administration graphic-design graphics-programming project-management blog-writing hardware-troubleshooting customer-support customer-service firewalls 00 more less
    • $13.33 HOURLY RATE
    • 5.0
    • 0 HOURS
    • SRI LANKA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 3 TESTS
    GROUPS:
  • Article writitng/blog writing (CONSIDER IT DONE)

    I have been a consistent hardworking employee in the BPO industry over the past 2 years. I'm currently studying for a bachelors degree in Engineering and teaching english courses at professional level. Competent in most aspects such as writing … more

    I have been a consistent hardworking employee in the BPO industry over the past 2 years. I'm currently studying for a bachelors degree in Engineering and teaching english courses at professional level. Competent in most aspects such as writing, speaking and the likes. More over, its my passion to write articles for magzines and newspapres. I have done more than 95 articles within 3 months. Rendering my best effort to achieve the max level to do better and I believe human being can never go beyond perfection and I am trying to get slight essence of this. Constant communication and Authenticity about writing is assured. Plagiarism and following others style seemed to me as great sin like committing suicide. Experienced with: I phone, windows 8, SEO optimized article, cleaning, travel cars, academic assignments and online gaming related articles. Over the last two years, I have written articles on diversified range of topics and niche. I am well versed in the understanding of SEO optimized articles. My core focus is to deliver the quality work in a timely manner to my client. So, consider your work to be done..  less

    teaching-english article-writing business-intelligence network-administration administrative-support microsoft-visual-c++ electrical-engineering electronics research-papers 00 more less
    • $3.70 HOURLY RATE
    • 4.8
    • 1 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 1 TEST
  • VOIP and System Administration

    Over the last SIX years I have actively engaged in designing and implementing voice telephony related infrastructure which involved in installation, provisioning and commissioning of highly complex VOIP solutions involved with Asterisk. I provide asterisk related solutions, based from pure … more

    Over the last SIX years I have actively engaged in designing and implementing voice telephony related infrastructure which involved in installation, provisioning and commissioning of highly complex VOIP solutions involved with Asterisk. I provide asterisk related solutions, based from pure tarball installation to distributions like TRIXBOX, Elastix, PIAF...etc. Also I provide network solutions on Cisco Routers, PIX Firewalls, Sonicwall Firewalls. Also provide solutions based on DSL solutions like LinkSys and DLINK...etc  less

    asterisk network-administration computer-networking ssl openvpn 00 more less
    • $18.89 HOURLY RATE
    • 5.0
    • 735 HOURS
    • SRI LANKA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 4 TESTS
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