Network Security Developers & Programmers

Showing 580 freelancers

Network Security Developers & Programmers

Showing 580 freelancers

Browse Network Security job posts for project examples or post your job on oDesk for free!

Network Security Job Cost Overview

Typical total cost of oDesk Network Security projects based on completed and fixed-price jobs.

oDesk Network Security Jobs Completed Quarterly

On average, 143 Network Security projects are completed every quarter on oDesk.

143

Time to Complete oDesk Network Security Jobs

Time needed to complete a Network Security project on oDesk.

Average Network Security Freelancer Feedback Score

Network Security oDesk freelancers typically receive a client rating of 4.71.

4.71

Last updated: February 1, 2015

  • GNU/Linux Systems Administrator

    Self-motivated with more than 10 years of experience in GNU/Linux systems administration. Over the last five years, I have used Gentoo Linux as my primary desktop and created my own workspace environment that helps me to quickly and professionally … more

    Self-motivated with more than 10 years of experience in GNU/Linux systems administration. Over the last five years, I have used Gentoo Linux as my primary desktop and created my own workspace environment that helps me to quickly and professionally troubleshoot, setup and monitor various type of *nix servers. Essential skills and technologies: + HTTP Servers: Apache httpd, lighttpd, Nginx, LiteSpeed. + HTTP Accelerators/Proxy: Varnish, Squid, Ziproxy. + Troubleshooting: DebugFS, *Tracing, GDB, Valgrind, Perf. + AntiVirus/AntiSpam: ClamAV, Yara, SpamAssassin, Honeypots. + Monitoring: Zabbix, Monitorix, NTop, Nagios, Munin. + Server Control Panels: WHM/CPanel, Webmin, VestaCP, CWP, DirectAdmin. + Continuous integration: Jenkins, TeamCity, Buildbot. + Virtualization/Chrooting: VirtualBox, Cuckoo, LXC, systemd-nspawn... + Scripting: Bash, Perl, Lisp, Lua, Python. + DNS Authoritative/Recursive: BIND9, PowerDNS, Unbound, Dnsmasq. + Mail services: Exim, Dovecot, Postfix, Sendmail, Atmail, CommuniGate Pro. + Security: SELinux and Paranoia :-). I have worked with all of these technologies/tools and in some of them I'm contributor. -- Best Regards. Mindaugas N. <work@posix.lt>  less

    system-administration linux-system-administration embedded-linux whm cpanel lamp-administration network-security unix-system-administration redhat-administration apache-administration 00 more less
    • $15.00 HOURLY RATE
    • 4.8
    • 2 HOURS
    • LITHUANIA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 11 TESTS
  • Penetration tester / Network Administrator

    Over the last 13 years i have worked as network administrator. Allways trying to improve my networking skills. I have implemented various solutions for the company i work in , like - Active Driectory - Exchange Server - Network Antivirus solutions - Wireless Networks. - Web … more

    Over the last 13 years i have worked as network administrator. Allways trying to improve my networking skills. I have implemented various solutions for the company i work in , like - Active Driectory - Exchange Server - Network Antivirus solutions - Wireless Networks. - Web Server - Internal / External DNS.... - Gateway - DFS-R File Server In the last 3 years i have oriented myself in the security / penetration testing area. I have achived 2 certifications in security : Offensive Security Wireless Proffesional , and Certified Ethical Hacker My site regarding penetration tests can be found at the following link: https://sites.google.com/site/be4hacked  less

    network-administration firewalls penetration-testing black-box-testing network-security wireless-security microsoft-active-directory microsoft-exchange-server windows-administration windows-7-administration 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 0 HOURS
    • ROMANIA
    • LAST ACTIVE
    • 6 PORTFOLIO ITEMS
    • 9 TESTS
  • Senior Network Engineer

    I am a network administrator owning CCNA, CCNP an CCIE R&S Written certifications. I have experience in both Service Provider and Corporate environments.These are the Cisco platforms that I worked on : Nexus 7000,Cat 6500, Cat 4500, Cat … more

    I am a network administrator owning CCNA, CCNP an CCIE R&S Written certifications. I have experience in both Service Provider and Corporate environments.These are the Cisco platforms that I worked on : Nexus 7000,Cat 6500, Cat 4500, Cat 3750, Cat 3560, Cat 2960, 2600 and 2800 Routers, 2900 and 3900 ISR, ASA 5500. My professional goal is to obtain the full CCIE certification in less than 8 months. Regarding the infrastructures that I manage,my goal is to keep the network up and fully redundant. Also the network must be full secured from both inside and outside threats.  less

    bgp cisco-routers cisco-asa cisco-ios ospf itil cisco-voip network-administration network-planning network-security 00 more less
    • $27.78 HOURLY RATE
    • 4.6
    • 0 HOURS
    • ROMANIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
  • Network Engineer : Cisco : Juniper : Fortinet :

    Despite the fact I am in young age I have years of experience with computers, networking and system. I am very tenacious and autodiact technical person for Cisco and Juniper Enterprise Network. I love to dig deep into specific technical … more

    Despite the fact I am in young age I have years of experience with computers, networking and system. I am very tenacious and autodiact technical person for Cisco and Juniper Enterprise Network. I love to dig deep into specific technical challenges. 5+ years experience in Enterprise Netwrok. # Some Highlights # @ Defining architecture and design for Enterprise customers. @ Lead engineer on some of the big enterprise networking projects. @ Training Internal Employee and customer. @ Cisco Instructor for Nepal Telecom Training Center. Main focus on Cisco and Juniper internetworks at Campus and Enterprise customers http://np.linkedin.com/in/sudandhakal  less

    cisco-ios juniper-routers cisco-routers ipsec vpn ospf bgp linux-system-administration network-planning network-security jncia-junos junos firewalls cisco-asa mpls mac-os-app-development 00 more less
    • $30.00 HOURLY RATE
    • 5.0
    • 15 HOURS
    • NEPAL
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 6 TESTS
  • IT Security Specialist

    Certified Ethical Hacker. Ethical Hacking and Penetration testing I'm a penetration tester. I'm looking for vulnerabilities in the systems. Especially in web applications. I have a lot of experience on web vulnerability analyse and penetration test. … more

    Certified Ethical Hacker. Ethical Hacking and Penetration testing I'm a penetration tester. I'm looking for vulnerabilities in the systems. Especially in web applications. I have a lot of experience on web vulnerability analyse and penetration test.  less

    security network-security firewalls 00 more less
    • $44.44 HOURLY RATE
    • 5.0
    • 0 HOURS
    • HUNGARY
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 3 TESTS
  • Wordpress Expert | Malware Removal | Website Transfer & Security | SEO

    I'm experienced in Malware Removal, Enhancing Security and doing hosting transfers for Wordpress, Joomla, Vbulletin and other open source platforms. My main services are : 1. Clean up of malware, virus, phishing, malicious code, spam and backdoor from wordpress, php … more

    I'm experienced in Malware Removal, Enhancing Security and doing hosting transfers for Wordpress, Joomla, Vbulletin and other open source platforms. My main services are : 1. Clean up of malware, virus, phishing, malicious code, spam and backdoor from wordpress, php, joomla and other open source platforms and custom coded sites. 2. Hardening website security to prevent future infection or hacking on sites and servers. 3. Securing sites from future hack attempts. 4. Password recovery from Zip and other documents My work is fast and accurate and I give main importance to communication - I'm always available online (Skype, or e-mail) and I'll do my best to keep my clients updated during (and even after!) our collaboration.  less

    wordpress mysql network-security virus-removal php 00 more less
    • $22.00 HOURLY RATE
    • 5.0
    • 0 HOURS
    • PAKISTAN
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • System Engineer

    I am Windows Server Administrator/Engineer with 7 years of experience with Windows Server, Active Directory, Hyper-V, IIS. In addition, I have experience with Exchange, VM Ware and Symantec Backup Solutions. Areas of expertise - Microsoft Windows server - Microsoft Windows client … more

    I am Windows Server Administrator/Engineer with 7 years of experience with Windows Server, Active Directory, Hyper-V, IIS. In addition, I have experience with Exchange, VM Ware and Symantec Backup Solutions. Areas of expertise - Microsoft Windows server - Microsoft Windows client - Active Directory - Microsoft Exchange - VMware ESXi - Cisco Switches & Routers - Symantec backup Exec - Windows Backup - NAS Configuration - Network Security - Malware Detection & Removal - IT Infrastructure Security  less

    microsoft-exchange-server vmware-esx data-backup network-administration network-security cisco-routers microsoft-small-business-server-administration microsoft-active-directory mail-server-implementation computer-maintenance 00 more less
    • $16.67 HOURLY RATE
    • 4.4
    • 0 HOURS
    • NEW ZEALAND
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • System Administrator

    Installation, configuration, maintenance, backup and recovery, troubleshooting, performance tuning, security hardening... - Debian, Ubuntu, Centos, Slackware, Suse, FreeBSD, NetBSD, OpenBSD - Apache2, Nginx, Tomcat - Mysql, Postgresql - Iptables - Ipfw - Ossec - OpenStack - Kvm - Amazon Web Services - Rackspace cloud - Linode - Postfix, Mailscanner, Amavis, Spamassassin, Dovecot … more

    Installation, configuration, maintenance, backup and recovery, troubleshooting, performance tuning, security hardening... - Debian, Ubuntu, Centos, Slackware, Suse, FreeBSD, NetBSD, OpenBSD - Apache2, Nginx, Tomcat - Mysql, Postgresql - Iptables - Ipfw - Ossec - OpenStack - Kvm - Amazon Web Services - Rackspace cloud - Linode - Postfix, Mailscanner, Amavis, Spamassassin, Dovecot, Courier, Clamav, Roundcube, Sqwebmail, SquirrelMail - Bind9 - VPN - Squid - Git, Subversion - DHCP - Memcache, Redis - Webmin, Usermin, Virtualmin, Cpanel, Ispconfig - Samba - GlusterFS - Galera cluster - Cacti  less

    unix-system-administration amazon-web-services network-administration linux-system-administration rackspace-cloudservers bash-shell-scripting ubuntu network-security 00 more less
    • $27.78 HOURLY RATE
    • 4.9
    • 0 HOURS
    • MACEDONIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 9 TESTS
  • IT, networking, Setup, administration, support, GER<->ENG Translations

    I am able to do everything regarding to IT except coding/programming. I was born in GERMANY and got educated there and worked there for many different IT Services - from teacher to executive IT System engineer.

    technical-support windows-administration network-security technical-writing windows-phone game-testing technical-documentation translation-english-german windows-nt-administration transcription vmware-administration translation-german-english translation mcafee-epo microsoft-exchange-server vpn dns dhcp microsoft-outlook-development german teamviewer investigative-reporting technical-analysis windows-7-administration windows-8-administration windows-xp-administration 00 more less
    • $15.56 HOURLY RATE
    • 5.0
    • 3 HOURS
    • THAILAND
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
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