Internet Security Freelancers

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

Internet Security Job Cost Overview

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

oDesk Internet Security Jobs Completed Quarterly

On average, 101 Internet Security projects are completed every quarter on oDesk.

101

Time to Complete oDesk Internet Security Jobs

Time needed to complete a Internet Security project on oDesk.

Average Internet Security Freelancer Feedback Score

Internet Security oDesk freelancers typically receive a client rating of 4.73.

4.73
Last updated: April 1, 2015
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Vladislav Y.

Vladislav Y.

Network Expert (Cisco CCIE),Datacenter and Virtual...

Russia - Last active: 1 day ago - Tests: 4

IT Professianl with 15+ year of hands-on experience, an Cisco Expert in both Routing&Switching (CCIE R&S since 2005) and Service Provider (CCIE SP since 2009) , Professional in Network Security (CCSP), Professional in Vmware Vsphere and Horizon view technologies (VCP-DT and VCP-Desktop) I have extensive experience with Cisco ( IOS, NX-OS) , Juniper, HP networking hardware and technologies, and strong on the side of Virtualization ( Vmware) and UNIX systems (Linux, Solaris, FreeBSD). Microsoft OSs are also part of my experience. I am certified in Linux/UNIX:RHCE on RHEL3 and SCNA on Solaris 9 and 10, also Microsoft-Certified: MCSE.

$45.00 /hr
6,929 hours
5.00
Aaron Summers

Aaron Summers

Linux Cloud Engineer / 14 Years Real World Experie...

United States - Last active: 16 hours ago - Tests: 7 - Portfolio: 2

Daily engineering and administration of OpenBSD, FreeBSD, Linux and Windows based operating environments. LAN/WAN: Experience identifying a large number of network and host based security problems. Stabilized the bandwidth billing system for accuracy and provided assistance to the web development team. UNX(tm)/Linux/BSD: Designed and built a custom Enterprises Data Ware House utilizing RedHat Enterprise Linux, IBM Information Server, and the Sun N1 toolkit. Back ported the RedHat clustering tools and GFS modules for RedHat Enterprise Linux 4. Customized the operating environment for running the IBM Information Server 8 family of applications, consisting of IBM DB2 V 9.3, IBM WebSphere 6.0, IBM DataStage and IBM QualityStage. Was the single onsite operations point for the HP-UX, Solaris, FreeBSD, MacOS X, and Linux machines. Wrote custom tools for monitoring and metrics. Fluent in the change management process as it relates to Sarbanes Oxley, internal, and external audits. Extensive documentation of custom applications, primarily our custom data warehouse solution. Designed and implemented the company's external web presence using Solaris 10. Utilized zones, the ZFS file system, and hardware RAID on the T2000 platform. Wrote my own tools in Perl, C, and the Bourne shell. Debugged many complex operational problems. Specialties Started running Linux around 1993, kernel was 0.99 Moved onto SunOS and Open/FreeBSD. Since have worked with HP-UX and SCO extensively. Currently work with RHEL, AMI Linux, CentOS, OpenBSD, EC2, Parallels, and Rackspace.

$30.00 /hr
5,468 hours
4.97
Bhushan Kumar Sharma

Bhushan Kumar Sharma

Linux Servers AWS Cloud Hosting Security CPanel Pl...

India - Last active: 2 days ago - Tests: 4 - Portfolio: 14

Since 2001, I have been dedicatedly working with Linux Operating Systems & Open Source. Services Provided ::- Deployment, Configuration, Security, Hardening, Monitoring, Performance Tuning, Troubleshooting of Linux Server Roles AWS – Amazon Web Services Migration of Servers Hosting Panels like WHM/CPanel, Plesk etc Asterisk Dialers, VOIP and Call Center Solutions Customization of Linux Kernel & Distro with Rebranding Faculty of Post-Graduate Degree in Computer Sciences. Firewalls & Gateways Linux HPC - High Preformance Clusters Remote Server Support & Troubleshooting L3/L4 Security Auditing of Servers & Websites Cloud & Virtualization Technical Writing VPN - Site-to-Site, Road-warrior Vulnerability Assessment & Penetration Testing Kayako

$16.67 /hr
3,025 hours
4.85
Mykhaylo Dobrovolskyy

Mykhaylo Dobrovolskyy

Mykhaylo Dobrovolskyy

Netherlands - Last active: 1 day ago - Tests: 7

10+ years of Linux/Network experience with different systems. Finished and delivered SMB solutions to big corporate companies lie BNP Paribas, ABN AMRO or RBS. My main areas of knowledge are: 1) Networking (Cisco/Juniper/F5/BlueCoat and Linux/FreeBSD based solutions like vyatta/pfsense etc) 2) Security - Cisco IPS/IDS, CheckPoint, Linux/FreeBSD based, Juniper etc 3) Linux administration - mail system, database (mysql/mysql cluster), server with high load average, load balancers for server farms (Cisco/F5 based and Linux based like keepalived or apache/nginx with reverse proxy) 4) VoIP - Cisco/OpenSource(Asterisk and different installations based on asterisks like freepbx/elastix etc) There is a very small piece of my knowledge, I'm always looking for opportunity to grow and I'm pretty sure that if you give me tasks - I'll find out best way howto get it done.

$27.78 /hr
4,580 hours
5.00
Oleksandr N.

Oleksandr N.

Senior System Administrator, Security officer, Mig...

Ukraine - Last active: 5 days ago - Tests: 20 - Portfolio: 16

YOUR POSITIVE FEEDBACK IS THE HIGHEST AWARD FOR ME ;) Will do my best to assist you in any questions and tasks you may have =) Here is some info about my experience. SUMMARY Specialties: Information Technology / Internet / IT Division / Computer security/ Internet Services / System Administration/ Webmaster Support / Web Analysis/ SEO / SEM / Internet Marketing Web hosting services (SSD hosting solutions) EXPERIENCE: d(-_-)b Linux/Windows system administrator, Operations team EuroVPS/WebDomSolutions January 2012 - May 2013 Greece, Athens Responsibilities: - Tickets; - System administration and monitoring. Theoretical and practical skills: - Operating Systems: RedHat/CentOS/Fedora, Debian/Ubuntu, FreeBSD, Windows Server 2003/2008; - Virtualization: Virtuozzo, OpenVZ, VMware, Onapp Xen, Apache CloudStack; - Setup/configuration: nagios, kayako, racktables, confluence, observium, nginx, php-fpm, liteSpeed, Apache CloudStack, Hostbill, WHMCS, redmine; - Control panels: Plesk, WHM Cpanel. - Database Administration: SQL Server, MySQL, MariaDB ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ <( -'.'- )> freelancer SEO freelance October 2010 - March 2012 (1 years 6 months) ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ o(^_^)o System Administrator / Techsupport Webintellects/Webhostgian/Jumpline/Webdomsolutions November 2010 - March 2012 (1 year 5 months) US, Ohio Responsibilities: - Live Chat support, Tickets; - System/Server/Control Panel administration; - Nagios monitoring; - Internet research and work with technical documentation. Operating Systems: * RedHat/CentOS,Fedora * Windows server 2003/2008 * VPS setup and configuration (Parallels Virtuozzo Containers); Advanced theoretical and practical skills in such areas: - Operating Systems: RedHat/CentOS/Fedora, Windows server 2003/2008; - Virtualization: VPS setup and configuration (Parallels Virtuozzo); - Security: Advanced knowledge of Linux security, Firewalls ( IPtables, CSF, APF, BFD, Fail2Ban), Encryption ( SSL), SSH, Host Security Auditing; - Software: Apache servers (versions 1.3.x/2.2), DNS (BIND 9), QMail, Sendmail, exim, LAMP, Plesk/Exim/Cpanel (installing/upgrading/maintaining), Drupal, Wordpress, Joomla, OsCommerce applications, Yum/RPM usage; - Database Administration: SQL Server 2003/2008, MySQL, MS access. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ b(^_^)d Internet Marketing Specialist || Web Analyst DCoM Soft, Inc. December 2009 – August 2010 (9 months) Responsibilities: - Internet Marketing strategy and tactics - Information architecture and Web site content planning - Research of partners - Internet Market Research - Research Usability Design - Online promotion of company's web-based products Skills: - Search Engine Optimisation (SEO) - Paid online Marketing / Pay per Click Management (PPC) - SEO Copywriting/Editing - Social Media Optimization and Marketing (SMO/SMM) - Experience running USA-targeted social Marketing - Writing press releases - Social networking (Twitter, Facebook, Google follow etc) - Google Products, AdWords/AdSense, Google Analytics, Webmaster tools, Google Merchant, etc. ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ \(^_^)/ Customer Relations Representative || Advanced Technical Agent Ecommerce, Inc. May 2007 – October 2009 (2 years 6 months) Responsibilities: - Sales, billing and technical support in solving problems reported by clients; - Chat, helpdesk system, correspondence; - View, Adaptation, "repair" clients' sites; - Basic server/service diagnostic and reports to sysadmin department; - Internet research and work with technical documentation; - Work in team. Basic theoretical and practical skills in such areas: - Linux / Unix OS, Windows server 2000/2003, Windows XP/98; - Servers: Apache, bind, sendmail, ProFTP, MySQL, SQUID / SOCKS, MSSQL, Samba; - Easy coding: PHP, PERL / CGI, HTML, JavaScript, CF, ASP,. NET, C + +; - Widely used protocols (HTTP, HTTPS, SMTP, POP, IMAP, FTP (s), TCP / UDP, etc); - HSPHERE control panel (versions 2.3 and 3).

$34.88 /hr
1,203 hours
5.00
Ahmed Sayed

Ahmed Sayed

Senior Linux Administrator / Virtualization /Aster...

Egypt - Last active: 16 hours ago - Tests: 7 - Portfolio: 1

I am a senior technical engineer who has 15 years IT experience in the following areas: Advanced Linux Cluster Administration Advanced Knowledge of shell scripting Advanced Knowledge of Perl programming Network Administration Network Security (Penetration Testing) Server Auditing Technical Support Virtualization (mainly Parallels Virtuozzo/openVZ/ProxMox) Web hosting Control panels such as cPanel,Plesk,DirectAdmin Tweaking and Optimizing Apache for better performance Hardening PHP Data recovery Asterisk/Trixbox/Elastix/VoIP solutions.

$44.44 /hr
6,705 hours
5.00
Zohair H.

Zohair H. Agency Contractor

Linux System Admin, Tech Hosting Support, cPanel/W...

Egypt - Last active: 2 days ago - Tests: 9 - Portfolio: 8

I have more than 5 years in networking industries , 4 years in System Administration and hosting environment. Bsc in Computing .Certified with CCNA,CCNP in progress. 4 years in web hosting industries with Technical Support, System Administration and Business Development (web hosting) experience. TechnicalSkills and Experience: Ability to build, manage and troubleshoot control panel * Cpanel/WHM - DirectAdmin - PLESK - WebMin - Kloxo control panels Operating System * CentOS * Fedora Core * Ubuntu Including the following: • WWW Servers - Apache. • Control panels WHM/cPanel • Networking - TCP/IP, NFS, Telnet, FTP, DNS, DHCP, NAT, ifconfig, route, netstat, xinetd, HTTP, NIS/YP • Mail - SMTP, POP, IMAP, Qmail, Sendmail • Admin Tools - admintool ,linuxconf, vmstat, iostat, top, trace route, ping, sar, ntop, webmin • Backup - tar, cpio, dump (ufsdump) • Security - SSH, SSL, IPchains, IPtables, TCP Wrappers, Tripwire, port scanners, password crackers Server Security hardening * Firewall [csf/apf/iptables] * Tripwire * chkrootkit , rkhunter * Secure Shell * PHP hardening, sysctl hardening etc Web Server hardening and tweaking. * Apache optimization * Adding mod_security rules * Mod_evasive , mod_limitipconn for preventing DDOS * Tweaking of apache directives Billing System * WHMCS - Blesta Database * MySQL MTA * Qmail with SpamAssassin + ClamAV * Exim with SpamAssassin + ClamAV Primary Language * Arabic Secondary Language (excellent) * English * Please note I apologize to accept any work that contain Adult contents, Wine, Dating and gambling.

$22.22 /hr
2,082 hours
4.93
Rizwan Abbasi

Rizwan Abbasi Agency Contractor

Smartphone Developer, Wordpress Engineer, PHP, Cod...

Pakistan - Last active: 10 days ago - Tests: 7 - Portfolio: 29

Feel free to contact me for, - Mobile Website Development - Mobile Site Development - Smartphone Website Development - Smart Phone Simulator Development for your Website - Shopping Carts - Ecommerce store development - Mobile Redirection Scripts - Wordpress Websites' Management - Implementing Wordpress Security - Wordpress Websites' maintenance - Developing Membership Websites - Developing Custom Affiliate Websites - Developing High Quality Squeeze Pages I am experinced in developing websites for smartphones (iPhone, Android, Black Berry and etc). I am also experienced in developing websites using CMS. I have experience of using Genesis child themes framework, Elegant themes, Themeforest themes and Woo Themes. Moreover, I am proficient in Wordpress security where I can take appropriate measures to properly secure your website. I have developed wordpress blogs/ websites, written articles/ web content, done SEO /SEM over the last 4 years.I am looking forward to work with a company in order to polish my professional skills. Some of the websites I have developed, Smartphone Based Websites http://mistersearch.mobi http://m.DynamicOnlineConsulting.com http://m.VideoMadeEasy.com.au http://WineryTrailBlazer.com http://www.DanetteHibberd.com http://TotalTileCare.com http://CookingForBlokes.com.au Desktop Based Websites http://BetterBuiltHomes.com.au http://www.PCBServices.com.au http://WomensInnerWisdom.com.au http://CookingForBlokes.com.au http://TotalTileCare.com http://PenrithTiles.net.au http://AussieFurnitureCare.com.au http://WineryTrailBlazer.com Here are among some of the popular plugins I have used, All in One SEO Pack Contact Form 7 Google Analytics Google XML Sitemaps Generating Robots.txt file Easy Privacy Policy Premium Plugins: Revolution Slider EzMobileSiteGenerator S2Member (Complete membership solution) WP Mobile Pro WP Twin WPIMC - Autoupdate Remote Blogs WP Robot WP Zone Builder Easy Azon Optimizepress Review Azon Featured Posts PluginBuddy Mobile Video Showcase WP Pipeline Gravity Forms Mobile Device Detect - MDD Mobile Simulator Pro Premise Traffic Player Advanced Video Gallery Plugin WP Legal Pages WP OptBox Wp Optin Pro WP Pin Pro Membership Premium 3.3 (develop membership websites)) Affiliates Premium (develop custom affiliate websites) Premium Themes: Genesis Child Themes Elegant Themes Woo Themes WPLeadPro WP Theme Socrates WP Themes iThemes CleanBiz ElegantBiz LeadGenBiz Offline Business Themes Pro Affiliate Theme SALES PRESS PRO Framemarket Themeforest themes Shopping Carts: WP e-commerce WooCommerce WP Cart For Digital Products Marketpress Optin Forms/Mailing Lists: Aweber Mailchimp Languages: PHP/MySQL HTML CSS (It is long debate that CSS is a language or not) Java Java SWING C++ ANTLR (Compiler Construction) Tools: Adobe Dreamweaver Adobe Photoshop CS Eclipse Basecamp Insightly Google Docs/Drive Filezilla Market Samurai (Premium) SENuke (Premium) Keyword Tool - Google Adword Website Security: Domain Security Pro WP Internet Management Control Center I am also expert in troubleshooting and website customization as I was providing technical support of WP website for an outsourcing company.It was also my responsibility to choose domain names and register these on GoDaddy.

$25.00 /hr
1,278 hours
4.96
Nitin S.

Nitin S. Agency Contractor

Solutions Architect, Linux Administrator, AWS Ninj...

Australia - Last active: 5 days ago - Tests: 1 - Portfolio: 3

Melbourne based System Administrator with expertise in Linux Server optimization, security and service deployment on VPS/Physical, Cloud Platforms(AWS,Rackspace). I believe in getting the job done with the best possible quality. Period. Clear timely communication with the clients and their team is always my priority. I have been working with all the major providers: Rackspace, Amazon, Softlayer, Godaddy, Hostgator, Bluehost, Linode, DreamHost, Mediatemple, Lunarpages. Expertise in Linux Administration is as follows (but not limted to) Server Distributions: RedHat, Centos, Fedora, Debian, Ubuntu, Gentoo, Suse, Mandriva, Opensuse, Knoppix, Slackware. Web servers: Apache, Lighttpd, Nginx, Tomcat File servers: Proftpd, Pureftpd, Vsftpd, Sftpd, TFTP, NFS, Samba DNS servers: Bind9, MyDNS, NSD Mail servers: Postfix(TLS,SASL), Exim, Sendmail, Qmail, Dovecot, Courier. Logging services: Syslog, Rsyslog, Syslog-ng Proxy servers: Squid(forward and reverse proxy), nginx, pound, lighttpd. Firewalls: Iptable scripts and Advance Policies Firewall with bruteforce detection. Firewall configuration: NAT, IP Masquerade Jabber servers: Openfire, Ejabberd, Djabberd Database servers: MySQL, Postgresql Backup: Bacula, bash scripts. VPN: PPTP Virtualisation: Openvz/Virtuozzo, Xen, Qemu, KVM, VMware Server, Parallels Workstation, Virtualbox headless, HyperVM. Monitoring: Nagios, munin, zabbix, zenoss Automation: Puppet(fan), custom bash scripts. Revision control: Git(fan), Subversion Package management: yum, rpm, dpkg, aptitude, apt-get, emerge Security: Nessus, John The Ripper, Tiger, PGP, GPG, nmap, Openvas, Snort, Ettercap, arpwatch, SSH, SSL, TLS, TCP Wrappers, Ethereal, dsniff, tcpdump, portsentry, rkhunter, chkrootkit, clamav, SPF, Spamassassin, domain keys. Cloud computing: Amazon (EC2, EBS, S3, CloudWatch), Rackspace services. Assessment tools: sar, vmstat, iostat, mpstat, netstat, iptraf, iftop, lsof, ntop, serverstats Misc services: NTP, Cups, DHCP, Dnsmasq

Associated with: ProServerHelp
$70.00 /hr
1,814 hours
5.00
Vladan Simic

Vladan Simic

System Engineer - MCSE, Desktop Support

Serbia - Last active: 16 hours ago - Tests: 8 - Portfolio: 7

As a Microsoft Certified Systems Engineer, I provide IT administration and support. I'm experienced in troubleshooting common Windows problems, drivers, network issues, virus and malware removal, printers etc.

$15.56 /hr
7,065 hours
5.00