Firewall Freelancers

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

Firewall Job Cost Overview

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

Upwork Firewall Jobs Completed Quarterly

On average, 26 Firewall projects are completed every quarter on Upwork.

26

Time to Complete Upwork Firewall Jobs

Time needed to complete a Firewall project on Upwork.

Average Firewall Freelancer Feedback Score

Firewall Upwork freelancers typically receive a client rating of 4.86.

4.86
Last updated: July 1, 2015

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  1. Alex Fortuna

    Alex Fortuna

    Senior Ruby on Rails Developer / Development Consultant

    Russia - Last active: 12 days ago - Tests: 9 - Portfolio: 2

    I'm seeking opportunities to build high-quality dynamic web solutions in Ruby on Rails. I've got a solid programming background with over 15 years experience. I'm a self-organized, disciplined and quality-oriented performer with good team management skills. A list of skills/features follows. * Passion for programming. * 15+ years overall development experience in 10+ languages. * 10+ years team leadership experience. * 10+ years Unix admin and TCP/IP networking experience. * 7+ years Ruby experience. * 5+ years Ruby on Rails experience. * Contributing to Ruby/Rails open source community (https://github.com/dadooda). * Clean, distinct, well-documented and reusable code is a *MUST*. * Solid understanding and everyday use of TDD (RSpec). * Strong JavaScript: raw language, jQuery, frameworks. * Everyday Git usage. * Practical programmer’s knowledge of HTML/CSS. * Hands-on experience of building high-traffic web applications in Unix environment (nginx, memcached, SQL server tuning, load testing tools, etc.). * 10+ years LAMP experience.

    $37.00 /hr
    2,480 hours
    4.77
  2. Diego Blanco

    Diego Blanco

    Linux Systems Administrator

    Spain - Last active: 1 day ago - Tests: 7 - Portfolio: 3

    I'm an expert in GNU/Linux systems and other UNIX flavors. I have experience in CDN deployment, Cloud Computing, High Availability, Monitoring and Video Transcoding and Streaming. I've been working with GNU/Linux since I was 14, what makes more than 10 years of experience so I have a good background in its evolution, tools and administration. I also use to implement tools in shell script and python and I use to code my applications in python. In the last 6 years I've been working as systems administrator and Integrator for an IPTV company that offers streaming and web services. I directed projects regarding software distribution and upgrades automatization, product deployment architecture design and products monitorization. I co-designed and co-deployed the cloud computing platform for the company, its CDN with High Availability, its telephony system and other projects. I really like to learn new technologies, test its capabilities and see what can they do. I like to meet new people, work with them and share knowledge and opinions.

    $33.33 /hr
    689 hours
    4.92
  3. Diego Gutierrez

    Diego Gutierrez

    Systems admin, DBA, developer, application architect

    Argentina - Last active: 1 day ago - Tests: 19 - Portfolio: 2

    During my 20+ years of experience, I've gone through several different IT roles: developer, analyst, database designer, database admin, systems administrator, network designer, team leader, architect, CTO. This background allows me to understand all aspects involved in application development, being able to design a complex multi platform app from the ground up as well as help troubleshooting an existing app's problems or weird system behaviour.

    $33.33 /hr
    4,712 hours
    4.96
  4. Corey M. Bobb

    Corey M. Bobb

    Network / Security Engineer - CISSP, CCNA-SEC, CCNA

    United States - Last active: 10 days ago - Tests: 6 - Portfolio: 1

    As a Network / Systems Engineer for the past 24 years, I can help troubleshoot most network issues on WAN / LAN with almost any network device vendor, administer Windows and Linux server environments from one small business office to large enterprises with multiple locations. As a security specialist in standards like PCI-DSS, HIPAA, NIST, ISO-27001(2), I can also help recommend and provide guidance to secure all aspects of data and network integrity, by providing assessments and audits of current environments. I also have excellent trouble isolation and resolution skills from a long history of working in the field, especially system and network engineering and administration. I look forward to helping you by using these skill sets to overcome any server or network task you should post. www.cmbnetworks.net Skills CISSP, PCI-DSS Compliance, HIPAA, PII Linux Server Engineering and Administration Windows Server Engineering and Administration Cisco Router, Switches and Firewalls Firewalls - Cisco, Juniper, SonicWall, Fortigate Engineered LAMP (+Java) for high volume e-commerce platform Engineered LAMP systems for 1500 node Linux / Windows network System Tuning for system performance and data optimization Apache Optimization, Website Security, Mod-Security, PHP VMWare / VSphere engineered production supplemental servers, Production, Development and QA Systems using complex Visualization (Citrix & VMWare) System administration and system tasks, scripts and management. MySQL / MSSQL DBA PMP

    $83.33 /hr
    597 hours
    4.95
  5. Ilya N.

    Ilya N.

    Linux System Administrator / DevOps / AWS / Ansible / Python / Django

    Russia - Last active: 9 hours ago - Tests: 11

    12+ years of experience in administration of servers powered by the Linux and FreeBSD operating systems. Highly dedicated to success, a hard working person. Full time independent contractor during the last 4 years. * Amazon Linux, CentOS, Debian, RHEL, Ubuntu * AWS, Digital Ocean, Hetzner, Linode * Ansible * Apache, lighttpd, nginx, uWSGI * MySQL, PostgreSQL * Postfix, Dovecot, Postgrey, SpamAssassin, ClamAV, OpenDKIM * Docker, KVM, libvirt, LXC, OpenVZ, Vagrant, VirtualBox, Xen * BIND, NSD, PowerDNS * LVM, DRBD, Heartbeat, Keepalived * Quagga, Open vSwitch * StrongSwan, OpenVPN, Racoon * Sensu, New Relic, Nagios, Munin, SmokePing, Monit, Collectd * SAN: HP MSA, IBM DS * Backups: duplicity, rsnapshot, bacula * Python (Boto, Django, Scrapy), Ruby, shell, PHP * cPanel/WHM, WHMCS (designed and developed from scratch a registrar module for an unsupported domain registry)

    $50.00 /hr
    2,003 hours
    5.00
  6. Daniel Z.

    Daniel Z.

    Highly skilled API integrator, PHP (ZF) Coder and Project Manager

    Poland - Last active: 9 hours ago - Tests: 7 - Portfolio: 6

    Goal: Project and develop high quality apps for your success. Profile: OOPHP & Zend coding, IT consulting and business analyst, project coordinator and manager, Other skills: Apache, Bind, SSH, bashscripting, Memcached, Github, Solaris, Oracle, MySQL, Radius, AD, expert knowlegde of many *ux and windows systems Advantage: Project and implementation of many web apps. Most of it projected and developed by myself using Zend Framework, Google API (youtube, gdata), social API (twitter, facebook). Some of it integrated with operating systems or AAA software (radius, ldap). Usually Design Patterns were used (like Template Method, Version of Control, DAO, Dependency Injection, Decorator and so on). Some application built upon a structure of web services (XML, REST, JSON), some using jQuery and AJAX. Tools and technologies: Apache, radius, bind, ldap, Zend Framework, XML, SOAP, Linux, Linux daemons, Memcached, Sockets, REST, JSON, Oracle, MSSQL, MySQL, Design patterns, MVC, SVN, BASH, PHPUnit, Xdebug, Unit testing, Google Youtube API, Google Gdata API, Google Maps API, Facebook API, PayU API

    $35.00 /hr
    1,678 hours
    4.98
  7. Linus Kendall

    Linus Kendall

    Experienced software developer / server administrator and DevOps

    Sweden - Last active: 9 hours ago - Tests: 6 - Portfolio: 3

    I have over ten years of experience of software development, programming as well as network and server administration. Have primarily worked with small and medium-sized organisations and know both their needs and limitations well. Currently finalising a Master of Science Degree in Computer Science. Knowledge and experience: - Setup and configuration of Wordpress, cPanel and other web applications - Configuration of all standard services in LAMP/LEMP stacks (Apache2, Nginx, MySQL, PostgresSQL, PHP) - Linux and BSD server setup, administration and security management. - Docker, Ansible, Vagrant, Puppet, Chef and other configuration management and server deployment tools - Configuration and setup of VPSes, dedicated servers and other architectures on Digital Ocean, AWS, Rackspace, Linode and other providers - Firewalls, SSL, PGP and other security tools - Web technologies (HTML, JavaScript, CSS) - Programming and scripting languages (C/C++, Java, Python, PHP, Perl). - Salesforce administration and development (APEX, VisualForce) - Experienced in database setup and administration including replicated, multi-server setups. - Basic Asterisk administration and dialplan development

    $30.00 /hr
    637 hours
    4.97
  8. Danish Ahmed

    Danish Ahmed Agency Contractor

    Linux Guru/MAC Expert/Server Specialist/Security Consultant

    Pakistan - Last active: 1 day ago - Tests: 7 - Portfolio: 19

    Over the last 6 years, I have worked on a wide range of Servers Operating System Administration and Configuration. My core competency lies in providing complete support of Server administration and User support, and I am seeking opportunities to provide corporate support to utilize my skills and strength. I have good experience in the following Servers: Microsoft Windows Server 2000, 2003,2008 R2, 2012 R2, Redhat Enterprise Linux, CENTOS 5.4, Fedora, Ubuntu, Oracle Enterprise Linux, OpenSUSE, OpenSolaris, MySQL, Microsoft SQL Server, etc Certified in (Microsoft Certified Professional, Sophos UTM Certified, VTSP 5.5 test clear) SKILLS INCLUDED BUT NOT LIMITED TO: ############################## SYSTEM ADMIN SKILLS (LINUX) ---------------------------------------- - Install. Configure, Maintain Various Linux Destribution (Fedora, Redhat, Ubuntu, Ubuntu Server, CentOS, OpenSUSE. - Labtech working experience - ConnectWise working experience - VMware vSphere 5.5 / ESX 5.5 - VMware Virtual Datacenter configuration - VMware Expert. - SONICWALL Firewall Configuration - Administration Amazon EC2/S3 - ElasticFox Work experience - Plesk Server administration (Migration etc.) - Install and Configure IBM TSM Server 6.1 - Oracle E-business Suite Patching and Cloning - Backup and Restore Databases. - Install and COnfigure SSL certificates. - Managing and Administration of VPS servers. - Domain and Hosting Administration (Plesk, Cpanel, Webmin) - GamePanelX configuration (OpenSource Game Server Panel) - Install, Configure, Maintain MAC OS X. - Install, Configure, Maintain BIND Server - Install, Configure, Maintain DNS Server on windows server - Install, Configure, Maintain Webserver (Apache, IIS) - Install, Configure, Maintain FTP - Install, Configure, Maintain Mailservers (Exchange Server, Postfix, Dovecote, Sendmail, Qmail) - Install, Configure, Squid Server - Install, Configure, Maintain Linux based Firewall - Configure ISAPI Rewrite on II6 for User Friendly URL for SEO - Configure Rewrite mode on Apache Server. - Install, Configure, Maintain OpenLDAP. - Install, Configure, Maintain Active Directory. - Install, Configure, Maintain CMS. (Joomla, Wordpress) - Configure and Troubleshoot Pleask, Cpanel. - Configure and Troubleshoot IPTables. - Configure and Troubleshoot Samba server - Install, Configure and Maintain (MRTG, Cacti, PRTG) - Install and Configure Project management System - Deploy Helpdesk System. - Design Network Infrastructure. - Implement System and Network Security - Install, Configure and Maintain Antivirus Server (Trendmicro, Kaspersky) - Configure Bandwidth Splitting on Squid. - Implement and Design Virtualization (Hyper-V and Vmware) - LAMP Server Installation. - Ubuntu Kernel Panel Recovery - Amazon EC2 Instance Configuration - Backup and Restore Databases (SQL, MySQL) - SAN/RAID management - Open Source Firewall ADministration (pfSense, Zentyal/ebox, Endianfirewall) - SSL installation and configuration - Wordpress troubleshooting - CentOS VPS administration - Dedicate Server Management - WHM/Cpanel Administration - WHM/Plesk server security implementation - Domain Migration - Server Migration - IPtables Administration SYSTEM ADMIN SKILLS (MICROSOFT) ------------------------------------------------ - MCSE - MCSA (Preparation) - MCTIP (Preparation) - MS. SharePoint 2007, 2010 (Preparation) - MS. Exchange 2007, 2010 (Preparation) - SBS 2008 (Preparation) - MS SQL Administration - ISA 2004, 2006 and TMG (Preparation) - MICROSOFT PROJECTS -Deploy and Configure SBS 2003 -Deploy and configure SBS 2008 -Migrate SBS 2003 to SBS 2008 -Deploy and configure Active directory 2000, 2003 and 2008 -Migrate Active directory 2000 to 2003 and 2003 to 2008 -Deploy, Design and configure Exchange 2000, 2003, 2007 and 2010 -Migrate 2003 to 2003, 2003 to 2007, 2003 to 2010 and 2007 to 2010 (complete Migration) -Deploy, Design and configure SharePoint 2007 and 2010 - Migrate SharePoint 2007 to 2010 -Deploy, Design and configure ISA 2000, 2004, 2006 and TMG 2010 -Migrate ISA 2006 to TMG 2010 -Deploy and configure SQL 2000, 2005 and 2008 (Administration) -Deploy and configure WSUS server -Deploy and configure IISA 6 and IIS 7 -Deploy and configure Microsoft SCCM 2012 (on process) -Deploy and configure forefront Security antivirus 2010 -Deploy and configure LYCN 2010 SEO SKILL ------------- SEM/SEO Consultants, SEO Services, PPC, Friendly URL, keyword analysis and selection competitive site analysis keyword density analysis optimization of site content optimization of meta tags, page titles, and descriptions inbound and outbound link placement internal linking strategies site submission Website Design and Development. My MCP Virtual Business Card: https://www.mcpvirtualbusinesscard.com/VBCServer/DanishAhmed/interactivecard

    Groups: Microsoft Certified Professionals

    Associated with: EraNext, GetMediaWise Agency

    $30.00 /hr
    4,463 hours
    4.82
  9. Serhiy T.

    Serhiy T.

    Linux, FreeBSD, Windows, Network, Apache, MySQL System Administrator

    Ukraine - Last active: 03/05/2012 - Tests: 12 - Portfolio: 1

    - Operating systems: FreeBSD, openSUSE, Red Hat, CentOS, Debian, Ubuntu, Gentoo, Windows: 2000/2003/XP/Vista/7, Mac OS X: 10.4-10.6 - Programming languages (basic level): Bash, PHP, Perl, SQL, C, Objective C, html - Network protocols: TCP, UDP - Network services: DNS, FTP, HTTP, HTTPS - Web Servers: Apache, Nginx, Tomcat - MTA: Postfix, Qmail, Exim - FTP Servers: Pure-ftpd, Proftpd, vsftp - Firewalls: ipfw, ipchains, iptables - Network tools: route, iproute2, natd, tcpdump, netcat, trafshow - Databases: MySQL, MSSQL, Redis - Network file systems: GlusterFS - Virtualization: OpenVZ, Xen, VMware, Virtual PC - Version Control Systems: Subversion - Control panels: cPanel, WHM, Plesk - Monitoring systems: Nagios, Zabbix, Monit, Munin, Cacti - Cloud services: Amazon EC2 - Bug tracking systems: Mantis, Redmine, Trac, Jira - VPN: Mpd, OpenVPN, PPTP - Other software: Squid, Samba, Bind, Radius, Varnish, HAproxy, Wowza Media Server

    $33.33 /hr
    44 hours
    5.00
  10. Artur Komarov

    Artur Komarov

    Full-Stack Ruby on Rails Developer

    Russia - Last active: 5 months ago - Tests: 7

    Over ten years of IT experience specializing in the implementation, development and maintenance of Web and Client Server applications using Python, Ruby, PHP, Java on UNIX environments (FreeBSD, Linux, Solaris). Since 2005 year, working as freelancer, my clients: Video International (largest media advertising market operator in Eastern Europe), Argumenty i fakty (newspaper) Programming skills: Python, Django, Flask, Zope Ruby, RubyOnRails Java, Hibernate, Spring Databases: Postgres, MySQL, sqlite, mongodb Redis, Git, Gunicorn Unix/network administrator skills: Apache, Tomcat, wsgi, nginx, firewalls, dns, mail (exim, postrix, etc), proxy servers, load balancers, high availability, clusters, FreeBSD, Linux, Oracle. Also working with cisco network hardware.

    $33.33 /hr
    3 hours
    4.85