IT & Networking Administrators

More options
Clear all filters
  1. Pardeep K.

    Pardeep K.

    Mobile Application Developer

    India - Last active: 15 days ago - Tests: 2 - Portfolio: 5

    Expert mobile application developer, also skilled in MAC OS and Cocos2D with more than 3 years of experience. Over these years, I have created mobile applications and web applications(or iOS and android including photo/video/story sharing social apps, Fitness apps, Travel apps, E-commerce apps, Geolocation apps) for companies both large and small, and across a wide range of industries Creativity and quality have been my strengths throughout my experience. I have also experience in backend web services (Php/MySQL, REST API) and graphics design. So what are you waiting for? Contact me with your requirements, and I will help you achieve of owning a cutting edge website that will ultimately help your business grow, and prosper!

    Groups: Application Developers Alliance

    $16.00 /hr
    1,139 hours
    5.00
  2. Miha L.

    Miha L.

    Analytics, GRC, HIPAA, QA, Quality Control, testing, research

    Ukraine - Last active: 5 days ago - Tests: 3

    I worked as a managing director for 5 years at on-line web-store. Also I have experience as system administrator and content-manager of a Joomla based web site (www.polygroup.com.ua) Than for 18 month I worked at software development company as a GRC Analyst in Information Security Department. Main tasks were: Supporting system security planning, Developing and implementing security policies across multiple platforms, Ensure successful implementation and maintenance of the defined standards, Ensure compliance of IT security policies, Work with the Information Security Manager to review and refine the information security policy, standards and procedures. Analysis of client's information security requirements, Conducting HIPAA trainings for employees, Analysis of compliance to HIPAA, Developing of Information Security Training and Awareness Program, Implementing of Information Security Training and Awareness Program, Analysis and research of different data. For the last 6 month I work in software testing (QA). Currently involved in two projects: - brand and marketing web solution for US based company - middleware application for deploying changes on servers (different platforms)

    $14.44 /hr
    201 hours
    4.82
  3. Jitender Singh

    Jitender Singh

    System Administrator, Technical Support, Customer Service

    India - Last active: 2 days ago - Tests: 6

    Hello everyone, I Jitender Singh, having experience of almost 9 yrs in Technical Support and Customer Service with all Multinational companies, I have worked with companies like Exl services, HCL Technologies, DELL International and iYogi Technical Services. I have 5 yrs of experience in Customer Service. During my 4 years experience in Technical support, I have acquired demonstrated ability in all aspects of troubleshooting, installations, and configuration for a variety of desktops, laptops, hardware, and software. I’m highly skilled in delivering very complex technical information. In addition, I am task oriented, get pleasure from accepting challenges, and persistently keep pace with the most recent advancements in the IT field.

    $11.11 /hr
    214 hours
    5.00
  4. Mohibul H.

    Mohibul H.

    Network administrator, CCNA, CCNP, VPN, Routing, Switching, Mikrotik

    Bangladesh - Last active: 1 month ago - Tests: 6 - Portfolio: 3

    I am seeking opportunities to build my career in odesk. Network and System Administration Skills with 5 years of Hands on experience on ISP and IIG with good exposure on IT networks and systems design, planning and implementation and also troubleshooting to ensuring proper operation. Worked with Cisco, mikrotik and other Routers(Netgear, Linksys, ubiquiti) and switches. Network Designing, Implementation and trouble shooting belongs to my responsibilities including VPN, Routing, Switching, L2,L3, securing the POPs etc. I have completed CCNA, CCNP and CWNA local certification course. I am dedicated to work hard and try to give my 100%.

    $11.11 /hr
    41 hours
    5.00
  5. Josip P.

    Josip P.

    Developer & Designer

    Croatia - Last active: 2 days ago - Tests: 3 - Portfolio: 26

    A bright, talented, ambitious and self-motivated web designer with a strong technical background who possesses self-discipline and the ability to work with the minimum of supervision. Able to play a key role throughout a sites development to ensure maximum accessibility, customer experience and usability. A good team player who thrives on creating engaging creative solutions, is deadline orientated and has the ability to produce detailed technical specifications from client requirements.

    Groups: Bluehost Developers and Designers, Crossrider...

    $16.00 /hr
    1,913 hours
    4.96
  6. Waqas A.

    Waqas A.

    Mr.

    Pakistan - Last active: 5 days ago - Tests: 3 - Portfolio: 2

     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.

    $16.67 /hr
    154 hours
    4.71
  7. Arabo Markarian

    Arabo Markarian

    System and Network Administrator (Unix, Linux, Windows)

    Armenia - Last active: 1 day ago - Tests: 5

    More than 8 years of experience in Unix, Linux, Windows systems. My Skills includes: - Unix/Linux/Windows Server Management - Clouds & VPS management (AWS, Linode, DigitalOcean) - Amazon web services expert (EC2, RDS, S3, VPC) - FreeBSD expert - RHEL/CentOS, WHM/Cpanel expert - FTP Server installation & Management - Remote Server Management - Apache/Nginx Server configuration & Management - PHP Install & configure - Database server (MySQL & PostgreSQL) Installation and Management - Mail Server Install and Configure (Postfix, Dovecot) - Live site Hosting - Ecommerce platforms (Magento) - Wordpress

    $27.00 /hr
    1,767 hours
    4.72
  8. Roy T.

    Roy T.

    Bespoke Analyst/Programmer

    United Kingdom - Last active: 5 days ago - Tests: 2 - Portfolio: 5

    I am a consultant offering a wide range of I.T. services including training, system review, project management, system design and bespoke programming. I am proficient in Visual Basic in all its flavours (VB6, VBA, VB .NET) and have worked extensively in SQL Server, including SSRS together with other databases such as MS ACCESS. Freelance since 1995, I have a wide range of clients across the UK from Manufacturing companies to Distribution and Warehousing services to companies working in the Leisure Industry. I also work for many clients around the world using professional remote control software (LogMeIn Rescue and Teamviewer) and Skype. A registered Sage UK Developer, I can offer a full systems analysis and bespoke programming service in the Sage Retrieve 4GL and Visual Basic languages I can also offer bespoke solutions based on the full Microsoft Office suite. I can provide a range of reference sites, if required, who can provide an independent assessment of my capabilities. Member of the Institution of Analysts and Programmers

    $27.78 /hr
    704 hours
    4.78
  9. Andrew B.

    Andrew B.

    Expert technical writer with active sales experience

    United States - Last active: 14 days ago - Tests: 6 - Portfolio: 1

    Technical writing experience including Federal NIFA Grant, Community Marketing Campaigns, and numerous Email Campaigns for Host Analytics. Expert communication skills and ability to work within a team or autonomously. Have run a wide amount of cold call/email campaigns for software companies, public interest research groups, and sustainable non-profits. Core competencies line in lead generation, market research, data analysis and copywriting. Feel free to view samples of my work, or request for some provided to you. Thanks for your consideration, I look forward to working together!

    $25.00 /hr
    17 hours
    5.00
  10. Denis Matiukhin

    Denis Matiukhin

    .NET developer (Web, Algorithms)

    Russia - Last active: 1 month ago - Tests: 7 - Portfolio: 3

    My strongest skills are .NET, C#, ASP.NET, OOP, MVC, T-SQL, HTML, CSS and jQuery. I also know PHP, C++, MySQL and Java Script. Beside of this, I have some knowledge about Ruby On Rails and Postgree SQL. My main experience is in web-development area, but I worked with desktop applications also. I like intricate and unusual tasks. I have talent in problem solving because I like to research problems deeply.

    $15.00 /hr
    96 hours
    5.00