Browse Network Administration job posts for project examples or post your job on Upwork for free!

Network Administration Job Cost Overview

Typical total cost of Upwork Network Administration projects based on completed and fixed-price jobs.

Upwork Network Administration Jobs Completed Quarterly

On average, 168 Network Administration projects are completed every quarter on Upwork.

168

Time to Complete Upwork Network Administration Jobs

Time needed to complete a Network Administration project on Upwork.

Average Network Administration Freelancer Feedback Score

Network Administration Upwork freelancers typically receive a client rating of 4.77.

4.77
Last updated: August 1, 2015
Clear all filters
  1. Daniel Guillermo Bareiro

    Daniel Guillermo Bareiro

    GNU/Linux and Unix system administrator

    Argentina - Last active: 1 day ago - Tests: 2 - Portfolio: 2

    I manage and use free/open source software and GNU/Linux (most experienced Debian) since 2000. I have also participated in numerous conventions related to these themes (some of them as speaker) and collaborating with the discovery of bugs in applications for contribute with the community. Specialties: Networks and operating systems security, monitoring technologies. Advanced knowledge of GNU/Linux environments and virtualization platforms. LANs, WANs, VPNs, Firewalls, TCP/IP. Description of services: ---------------------------------- Servers: ====== Installations, configurations and maintenance plans for servers running GNU/Linux or free BSD operating systems range. * Planning, installation and configuration of GNU/Linux systems as both free and open source systems. * Installation, configuration and maintenance of servers of BSD range: FreeBSD and OpenBSD. * Print servers. * Mail servers with spam and virus filters. * Proxy servers. * Fax servers. * Corporate instant messaging servers. * Install and configure DNS servers. Procedures for domain management. * Management servers for uninterruptible power supplies. * Web servers (Apache, PHP, MySQL and PostgreSQL). * Database servers (MySQL and PostgreSQL). * DHCP servers. Networks and Infrastructure: ===================== Installation, maintenance and failure analysis of networks. High-availability systems, mass storage, remote backup, and monitoring equipment and services. * Installation and maintenance. * Firewalls. * VPNs. * DMZs. * RAID, SAN and NAS systems. * Implementation of VoIP telephony systems. * Virtualization systems (for production systems, development and testing). * Remote backup systems. * Monitoring systems. * Control, preventive analysis and resolution of faults in networks. * Installing and configuring high availability clusters. Consultancy: ========== My main goal is to provide a work environment based on trust, integrity and transparency, in order to become your strategic partner to help you realize your projects. My experience in the field of free/open source technologies allows me to offer a wide range of consulting services for your business, which include audit and analysis of systems, applications and networks, migration to free and open source systems, and systems integration, among others. * Migrating to free and open source systems. * Network analysis. * Security analysis. * Configuring applications. * Systems integration.

    $36.67 /hr
    38 hours
    4.92
  2. Nikolay Popov

    Nikolay Popov Agency Contractor

    Network Administrator

    Ukraine - Last active: 18 days ago - Tests: 5

    11 years expirience in ISP network administration Mainly worked with Cisco, HP, Foundry equipment. Linux/FreeBSD servers administration (Hosting services, Traffic Engeneering) VoIP (Cisco CME, Asterisk) Passed Cisco BSCI/BCMSN/TSHOOT trainings.

    Associated with: Altima Web Systems

    $22.22 /hr
    13 hours
    5.00
  3. Clint C.

    Internet Security - SonicWALL Adtran Cisco

    United States - Last active: 21 days ago - Tests: 2

    I am a self-driven, highly-analytical SYSTEM/NETWORK/SECURITY ADMINISTRATOR with 18 years of progressive experience helping companies improve organizational security and effectiveness. Adept at the design, architecture, development and maintenance of high-performing secure networks. My skills in the area of systems/network security and administration are complemented by my certifications as a Certified SonicWALL Security Professional, Microsoft Certified Systems Engineer, Cisco Express Foundation Sales Specialist and Apple Certified Systems Administrator. I am proficient in Windows XP/Vista/7, Windows Server NT/2003/2008, Exchange 5.5/2003/2007, Apple OS X Server/OS X workstation, Dell/HP/IBM and Apple servers, Cisco routers/switches and firewalls, Adtran routers and switches, SonicWALL firewalls/email security appliances and SonicPoints, Barracuda appliances, DHCP, DNS, VPN, SSL-VPN, LDAP, Active Directory, SMTP, OWA, HTTP, HTTPS, IIS.

    $80.00 /hr
    10 hours
    5.00
  4. Max Topal

    Max Topal

    VoIP/Network/Linux Engineer

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

    Over 8 years hands-on experience. I have deep knowledge on VoIP Hardware and softswitches from open-source one (Asterisk, Elastix, Askozia, Freepbx, CallBox, Trixbox, Welltime, Yeastar) to licensed (Switchvox, Panasonic, Mera, RTU) . I am providing Asterisk-based PBX installation\integration, support, troubleshooting and consultations. Fully manage the installation, configuration and troubleshooting of Linux servers * Install and configure Web Servers and MySQL, PostgreSQL * Install and configure customer scripts and programs * Monitor performance to identify and resolve issues using a suite of systems and tools. * Provide VoIP Security * Troubleshoot and resolve network, system, hardware and software problems. * Achieve quick fixes and / or long-term solutions as needed. I have more than 100 successful IP-PBX server deployments, so I am confident that you will be satisfied with my work completely.

    $20.00 /hr
    0 hours
    0.00
  5. Jay G.

    Jay G.

    Network Engineer / Project Manager

    United States - Last active: 8 hours ago - Tests: 2

    In my 15+ years in the field of I.T., I have worked with companies ranging in size from 5 employees up to Fortune 500. Private, public, and educational institutions. I currently possess the following certifications: VCP5, CCNP, MCSE, CCNA, and MCP. I have experience in the following areas: -Security - Firewalls (Cisco / Sonicwall) , VPN, Building Access Control (doors & cameras)Development and design, policies - Routing/Switching - Cisco / Adtran / HP - VLANS, QoS, etc -Virtualization - VMware vSphere 5, 5.5 - Storage - EMC VNX, CX and Dell MD storage technologies -VoIP - ShoreTel development, design, implementation and Support -Contract management -Server Administration - Windows 2000-2012R2 (AD, GPO, DNS, NPS, Cert Svc, etc) -Wireless technologies. Cisco. Motorola - RFS Controllers -Disaster Recovery - Development, design, implementation and implementation using Double-take, Veeam, VMware, SRM, and Libelle -SAP - General user and printer administration. -IT Policies - Acceptable use policies -Budgeting -Personnel/Project management -General end user support

    $25.56 /hr
    0 hours
    0.00
  6. Douglas Crowe

    Douglas Crowe

    Senior Programmer/Analyst

    United States - Last active: 09/16/2014 - Tests: 1

    Hi, I am a programmer with over 15 years experience in the IT industry. I have successfully migrated many legacy Delphi/VB6 applications over to VB.NET as well as C#. Also in my career I have developed many extensive multi-user, multi-site software systems from the ground up covering areas such as dispatching, document management, sales & executive dashboards and ERP. I look forward to helping you with your own automation and business needs.

    $66.67 /hr
    34 hours
    0.00
  7. Jordi S.

    Jordi S.

    Freelance System Administrator

    Spain - Last active: 02/02/2014 - Tests: 7

    System administrator of more than 30 Linux machines - specialized in daily systems maintenance of RedHat Enterprise Linux, CentOS and derivatives. Including tasks are patching and updating, developing, installing and maintaining utility programs/shell scripts to manage application start, stop, end-of-day, monitoring and failure/recovery. Pretty much aware of all typical UNIX/Linux services, especially specialized in Samba, Sendmail, Dovecot, Apache, Perl, ProFTPD, NTP, OpenSSH, MailScanner, Squid, SquirrelMail, SPF, Roundcubemail, Milter-Greylist, Bind, Fail2ban, NFS, NetAtalk, etc. Very familiarized with HP ProLiant series and HP system management software. Perl and C system programmer - please, see 'Monitorix' at http://www.monitorix.org a pure Perl monitoring solution, see also 'Fiwix' at http://www.fiwix.org a UNIX/Linux-like hobby operating system kernel as a reference. I also work with PHP (Ncurses), Perl and Shell scripting for daily system administration. I'm driving my own GNU/Linux service company at http://www.fibranet.cat and I'm happy to provide a wide range of professional services. I also have experience embedding GNU/Linux systems on a different x86 and ARM devices for vertical rock-solid tasks.

    $23.33 /hr
    0 hours
    0.00
  8. Matthew R.

    Matthew R.

    Programmer & Linux Systems Consultant

    United States - Last active: 21 days ago - Tests: 3 - Portfolio: 1

    I'm an experienced Linux systems administrator, DevOps engineer and programmer. Key Skills: - Rapid Prototyping - Ruby on Rails - Database Design - API Integration - Linux Systems Administration - Shell Scripting - TCP/IP Networks - KVM Virtualization

    $55.56 /hr
    0 hours
    0.00
  9. Juan Pablo Lorenzetti

    System Enginner

    Belize - Last active: 26 days ago - Tests: 2

    i have more than 10 years experience in the telecommunication field. (mostly in small companies, a 1 man IT dept.) Skills on: 1. administering and setting up platforms for services (prepaid cards, IVR, sms, etc) 2. developing software to perform tasks and/or provide services. 3. Strong background developing using open source software for different tasks/services. 4. Web development using php/javascript (jquery, etc) 5. strong knowledge in the linux OS and its tools (automating tasks, bash scripting,etc) 6. strong knowledge in the C/C++,pyhton,perl,java. 7. Integration of platforms/services. Latest projects of the past 3 years (list is too long otherwise): 1. Implemented a AAA, using open source software, for a 3G WCMDA network. 2. Implemented a company PBX with more than 150 extensions, interconnected to the PSTN with personalized scripts for the various dept within the company. 3. Implemented a 15+ call center using a virtual PBX, using open source software, the call center did not have infrastructure, the physical PBX was located at an operator and the agents used mobiles to receive calls, all features were implemented such as queues, welcome message, email sent to agents for missed calls, voicemail, after hour annoucement, etc etc 4. Implementation of different protocols to interconnect with various elements within a telecom network, such as MML interfaces for service provisioning, smpp to provide sms based services, radius/diameter to provide real time charging, etc etc 5. etc

    $16.67 /hr
    0 hours
    0.00