IT System Administrator & Support

Budget $10 - $30 SGD / hour
Bids 39
Average Bid $21

Manage & support workplace infrastructure (Firewall, LAN, WAN, TCP/IP, VPN, Telecommunications & etc).

Manage & Support the servers (Active Directory Server,Group Policy Management, Backup server, DNS Server, FTP).

Integrate security system into existing server.

Manage 1st level / 2nd level support to end-users in troubleshooting and resolving desktop & notebook problems.

Perform installation, setup, configuration, migration, upgrading and maintenance of desktop PC / Server, OS, Software and related peripherals.

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Bids on this Project

  • derfops Profile Picture



    Sou experiente em Linux (CentOS, Red Hat, Ubuntu e outros), trabalhando a 5 anos na área de infraestrutura, especificamente em Servidores Linux, Segurança de Sistemas. Sou especializado em Engenharia de Software com experiência em Análise de Requisitos e documentação de software. Sou amante de Gerenciamento de Projetos e Gerenciamento de Riscos, com experiências acadêmicas na área. Tenho conhecimentos intermediários em PHP e CSS.

    PHP, System Admin, Linux, and Web Security

  • karlacamba Profile Picture


    Quezon City,  Philippines

    I am an experienced freelancer and have worked with technologies such as Online Data Entry and Microsoft Excel. Online Data Entry is my specialty, having worked with it for many years. I have also worked with Excel, Copy Typing and Touch Typist. I am available for hire to work on your projects today. Currently working as a System Administrator in one of the largest broadcasting company in the Philippines. Working with, Active Directory, Exchange 2003/2010, Server Administration, Expert in VIrtual Machine Management (SCVMM). Internet Connection, Desktop/MAC Software. File Servers, FTP Servers Managment, Symantec Security, Symantec Backup and Restore and Networking Technologies.

    Windows Desktop, System Admin, Data Processing, and Data Entry

  • vikaskotwal123 Profile Picture


    Indore,  India

    Linux server admin looking to get hired.

    System Admin, Linux, and Windows Server

  • jsapolon Profile Picture


    Kyiv,  Ukraine

    DUTIES: Administration the of servers based on CentOS 5.x/6.x (CentOS, cPanel, Apache, PHP, MySQL, MTA (Exim), Dovecot / Courier, nginx, Plesk, ISP manager, Direct Admin, FTP, etc); Server installation/configuration; Server monitoring; Install/Update software; Backups; Hack protection; DDoS protection; Wordpress, Joomla, Drupal, Magento, etc. Providing 1st/2nd/3rd Line support remotely to clients & internal (external) staff members. Customer support (tickets).

    Adobe Flash, Script Install, Translation, and Internet Marketing

  • ShadowSecurity Profile Picture


    Ahmedabad,  India

     Vulnerability Assessment & Penetration Testing:  • Handling projects on Application security, Network penetration testing & Vulnerability Assessment. • Web Application Penetration Testing, Internal and External Penetration Testing, Vulnerability Assessment, Server Hardening and comprehensive report preparation. • Security Testing based on OWASP and OSSTMM Methodologies. • Experience in working with major tools like Nmap, Metasploit, Wireshark, tcp-dump, Ethereal, Acunetix, Nessus, OpenVAS, BackTrack suit and other vulnerability scanners. • Overall co-ordination with clients and internal teams to cater to client requirements.  ISO-27001 Implementation:  • Help clients to understand the importance of ISO 27001 value-to-business compliance & to implement it. • Information Security Awareness Program to educate end user on the various issues concerning security such user access control, social engineering, server hardening, security controls and security maintenance.   Cyber Security Operations Center:  • Configure the security devices & monitor for security alerts.    Network Configuration & Management:  • Routed Technology: IPv4, Sub Netting, VLSM, IPv6 • Routing Technologies: RIPv1, RIPv2, IGRP, EIGRP, OSPF, BGP • LAN Switching Technologies: Ethernet, STP, VLAN, VTP • VPN • L2-Security: IP ACL, MAC ACL, Port Security, Port ACL, Private VLAN, DHCP Snooping, ARP inspection, Local SPAN. • L3-Security: NAT/PAT, Authentication Proxy and Port mapping, Device Hardening (TELNET, SSH, NTP, ICMP) and others services to troubleshooting and configuration, AAA, Cisco Secure ACS (TACACS+ and Radius), SNMP and Syslog Server. • Firewall Devices with Advanced Security

    System Admin, Linux, Web Security, and Computer Security

  • webdevadmin Profile Picture


    Jaipur,  India

    With +7 years experience I am working on Linux,Linux System Administration, Linux Server Management, Windows System Administration, LAMP(Linux, Apache, PHP, Mysql), VPS, XAMPP, Cloud Environment, Amazon EC2, AWS, WHM, Cpanel, Webmin/Virtualmin, Asterisk, Web Designing, CMS and Open Source Applications. Setup of Dynamic & Virtualization data center on Microsoft Hyper-V, Citrix & VMware product (VSphere, ESX, ESXI, Workstation, Apps, VCenter Server, HA, FT, Cluster, vMotion, vShield, Data Recovery, etc...) * MS Exchange Server 2007 & 2010 Configuration & troubleshoot. * Mail server management on Both Internet as well as Local LAN. * Server migration as P2P, P2V, V2V & V2P with different hardware or Hyper V & VMware. Specialties:In virtualization with Citrix & VMware, MS exchange server 2007, 2010, MS Windows server 2008 R2.Management & implementin g. Server Migration of P2P, P2V or V2V. Now with a good work history and feed back score I am working on Freelacer. My goal is to satisfy my client with quality work and communications. I want to satisfy my client 100% by my service

    PHP, Javascript, .NET, and Script Install

  • sjsingh007 Profile Picture


    Pali-Marwar,  India

    I am full time freelancer with more than 12 years experience. i am available here to provide 24x7x365 Services for instant results. Please try us and feel the difference.

    Graphic Design, Copywriting, Internet Marketing, and Data Processing

  • jesusbarba Profile Picture


    Barranquilla,  Colombia

    Specialist with experience in the field of Telematics and Telecommunications. Knowledge in handling Networking devices. Installation, management and monitoring of Windows and Linux servers. Dedicated, resourceful, with team leadership skills and work with a sense of belonging and commitment.

    Linux, Data Processing, Data Entry, and Excel

  • naveed254 Profile Picture


    Dubai,  United Arab Emirates

    Experienced System Administration Administrator looking to get hired. I'll solve your Email Marketing, Linux & Interspire needs! Boost your business by Email Deliverability & whatsapp services

    PHP, System Admin, Linux, and Data Entry

  • sakunsharma Profile Picture


    Melbourne,  Australia

    Over 10 years of experience in IT spread over a variety of technological domains. An accomplished professional in designing, implementing, configuring and integrating a wide variety of systems by using my experience in the area of software development and IT Infrastructure management. Successfully implemented multi-phased, complex infrastructure projects for Banks, Government, HealthCare and Non-Profit organizations. Designed and developed software solutions to integrate non-heterogeneous systems that required to break new grounds while demonstrating simple, pragmatic solutions to complex problems.

    Visual Basic, Windows Desktop, Linux, and Web Security