Network Security Developers & Programmers

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, 135 Network Security projects are completed every quarter on oDesk.

135

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 4.74.

4.74
Last updated: April 1, 2015
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Hakimuddin G.

Hakimuddin G.

Penetration Tester | Ethical Hacker | SQL Injectio...

Kuwait - Last active: 2 days ago - Tests: 9 - Portfolio: 17

IT Security Consultant providing Consistent, Timely, and Cost-Effective IT Security Services. "h.gheewala@owasp.org" ### Professional Security Services ### # Web Application/SaaS Security Testing and Defense (sql injection, cross site scripting) # Penetration Testing & Ethical Hacking # Vulnerability Assessment & Network Auditing # Implementation and auditing of various security compliance(ISO 27001, NIST, PCI-DSS) # Protection of hacked websites and servers, cloud security. # Security Testing Mobile Apps, Chrome Apps, Salesforce AppExchange Business Apps , RESTful Applications and APIs # Security Awareness - On Demand Phishing for Organizations. ### Value Added Services ### # Debrief with the client at the conclusion of each engagement. # Research and provide recommendations for continuous improvement. # Knowledge sharing. ### Certifications ### CISM,CISSP,Certified Ethical Hacker, ISO27001, Security+ ### Hands on Experience ### Web applications :- Wordpress, Joomla, Drupal, Network :- Cisco, Linksys, Netgear, TP-Link, E-Commerce Security - OScommerce, prestashop, Magento Forums - MyBB, phpBB cPanel, WHMCS Linux, Windows, Ubuntu, CentOS etc. ### Tools ### Manual SQL Injection Testing, Business Logic vulnerability testing, Kali Linux, Burp Suite, Metasploit Pro

$24.00 /hr
1,449 hours
4.99
Md Probal Rahman

Md Probal Rahman

Network, Firewall and Linux Systems Engineer

Bangladesh - Last active: 1 month ago - Tests: 10 - Portfolio: 3

Network Engineering position that capitalizes on expertise in CISCO Routers/Switches & ASA Firewalls, Linux/Unix (RedHat, Debian, SUSE, BSD, CENTOS, FC, Ubuntu etc), Windows 2000/2003/2012 R2 platform. Dedicated to pursue further challenges in the field of Networking Engineering wherein my skills and knowledge will be highly developed and utilized. Maintain focus on achieving end-results while demonstrating strategic problem solving skills and ability to follow through with multi-tasking job. Can work with any new challenges especially in the Networking and System platform with minimum instructions. I am also experienced with other vendor swithces such as 3Com, LinkSys, Prolink etc. Firewalls from other vendors such as NetScreen, Fortigate 1000FA2, SonicWall, Monowall...Confident in HTML troubleshooting, Mail Servers in Linux Platform, RDS in Windows 2008 & 2012 R2, MySQL, SQUID, DHCP/DNS Servers and Opensource applications in Linux platforms..

$33.33 /hr
53 hours
4.96
Geraint Jones

Geraint Jones

Linux - LAMP - Windows - EC2 - S3 - Vyatta - Cisco...

New Zealand - Last active: 7 days ago - Tests: 19 - Portfolio: 3

My main skills are in systems administration (Linux/Unix and Windows) and large scale networking (Cisco/Juniper and Vyatta). I have over 10 years full time experience work with some of New Zealand's busiest networks. If it beeps I can work with it! I have been involved with many complex projects mixing many technologies, I am extremely technically competent but at the same time fully capable of presenting my ideas to non-technical people in an easy to understand manner. I am able to think outside the box to deliver solutions that fit my customers needs rather than having to be spoon-fed ideas. Interview me today - you will not be disappointed. I specialise in : - Infrastructure Design - Security Design and Testing - Large Scale Networking - Large Web Deployments - Large Database Deployments - Large VoIP Deployments - Enterprise Grade VPN Solutions - All aspects of Linux/Unix/Windows design and deployment (from single server to 100 node web farms)

Groups: Joomla!
$94.44 /hr
771 hours
4.66
Rene B.

Rene B.

FOSS Consultant

Mexico - Last active: 26 days ago - Tests: 3 - Portfolio: 6

Hello, My name is Renich Bon Ciric (yeah, I know it's up there...). I'm a FOSS professional and expert GNU & Linux Systems Administrator and Integrator; specialized in RedHat/Fedora. I live in Guadalajara, Jalisco, México. I can offer my skills remotely. I am willing to work by project, part time or full time. My favorite time of day are evenings. I am a night owl and am happy to work on odd shifts. # Experience - CloudSigma: Recently. I was in charge of integrating their current software stack for the cloud. Basically KVM/Qemu hosts. - (xpert) creations: I was in charge of their LAMP servers; all successfully migrated from several ISPs into KVM/Qemu virtualized servers. - Tools Net: I was in charge of their infrastructure. Migrated from a very old VMWare installation into a KVM/Qemu setup. - Mexican Foodbank Association (AMBA): Was in charge of the infrastructure; including mail, dns and LAMP. - Fedora: I am, currently, a Fedora packager. - LinuxCabal: I started the PHP and Python groups. In charge of new projects for this non-for-profit organization. I'll synthesize a skillset for you and am happy to answer any queries or question regarding these subjects: # Basis - Systemd and SysV - Puppet - Bacula (automated backup system) # Networking and Security - DHCP and DNS (ISC of course) - iptables, firewalld, tcp wrappers, SELinux, etc # Virtualization - KVM/Qemu/Libvirt - OpenStack - GlusterFS, XtreemFS and Ceph # Web - NginX, Apache and Cherokee - MySQL/MariaDB and a little Postgress # Programming and scripting - Bash/Dash, Perl, PHP, Ruby and Python - C and C++ # Misc - Fedora Packaging (RPM) and repo generation I am happy to learn whatever is needed with a few exceptions: - Java - Oracle # CV http://cv.woralelandia.com/ # References https://www.google.com/#q=renich

$50.00 /hr
48 hours
5.00
Vladislav M.

Vladislav M.

Network / Cisco / Linux Administrator / Cloud Expe...

Russia - Last active: 1 day ago - Tests: 10

Self-motivated professional with strong work ethic and productive self-starter – proven with success being a freelancer at oDesk. Team player - Participated in multiple projects, joining large teams, effectively co-working with other professionals Effective leader - Took over leadership and managed team resources to achieve goals meeting deadlines 16+ years as an Systems Administrator 10+ years as Network Engineer 6+ years as Cloud Expert and SaaS Architect 3+ years @ DevOps Freelancer for last 5 years (over 20,000hrs worked @oDesk)

$60.00 /hr
31,083 hours
4.96
Aaron Summers

Aaron Summers

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

United States - Last active: 1 day 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
5,489 hours
4.97
Rinat T.

Rinat T.

Software developer and server administrator

Kyrgyzstan - Last active: 1 month ago - Tests: 12

I'm a skilled software developer and system administrator. Short: — 4 years of Linux System administration — 7 years of PHP and web development Love to code, administer, find vulnerabilities and just make things work. Long: I have software development experience over 7 years including web development on engines like Wordpress, Joomla, DLE and system software on bash/perl/C++. I started to develop web with HTML, PHP using CMS. After that developed web software and applications for ISP under linux on Perl/C and PHP5 where I got system administration skills and networks knowledge. I planned and created server infrastructure on Linux Xen Virtualization (including corporate E-Mail, DNS, Webservers) with Zabbix monitoring with sms-notifications for my current job. I have a Bachelors in Software Engineering from American University of Central Asia, in Bishkek, Kyrgyzstan. Listed below are my experience and skills. — PHP: OOP, MVC — Javascript frameworks: JQuery, mootools — Core web: XML, JSON, HTML/CSS, JavaScript, AJAX — Linux: Debian, Ubuntu, Gentoo, Xen, VMware, Zabbix, Bash, Apache, Nginx, CPanel, Bind, Mail, iptables, ufw — DevOps: Jenkins — Security: Kali Linux, XSpider, nmap, Metasploit Framework, penetration testing — Databases: MySQL (and MariaDB), Oracle — Windows: Windows 2000/XP/7/8 — VCS: Git, SVN — SQL

$16.67 /hr
66 hours
5.00
Pushpendra Yadav

Pushpendra Yadav

Linux System Admin, AWS, WHM/Cpanel, Plesk

India - Last active: 2 days ago - Tests: 4 - Portfolio: 1

I'm a linux sysadmin and have worked in a web hosting company for more than eight years and now doing a full-time sysadmin consulting.  I handle servers from co-locations/data centers to different vps and cloud hosting providers such as Rackspace, Amazon, Linode, DigitalOcean, and Softlayer.  I managed mostly lamp-stack servers on CentOS/RHEL and Debian/Ubuntu and several cPanel/WHM servers for shared hosting clients.  I have designed and deployed mid to large scale highly scalable, fault tolerant, automated and secure IT infrastructures using cutting edge complex technologies such as cloud computing, aws/ec2, NoSQL databases, hadoop, load balancers, chef/puppet configuration management systems, varnish cache, nginx/apache web servers, solr search and indexing, virtualization, LAMP and python frameworks, RoR etc.   Operating Systems: - Servers: RHEL, CentOS, Debian, Ubuntu, openSUSE, solaris Cloud and Hosting Providers: - Manage instances deployed in Rackspace, Amazon, and Linode - Manage dedicated servers in datacenter co-locations and Softlayer Virtualization and Cloud technologies: - Xen: setup, configure, and manage virtual machines running Debian and CentOS -openvz : setup, configure, manage and migrate virtual machines running on CentOS - OpenStack and Eucalyptus: setup, configure, and manage private cloud deployments Hosting Control Panels: - Manage multiple cPanel servers for shared hosting clients and services - Previous experiences include Plesk, zpanel, directadmin, and Webmin control panels DNS: -- Manage DNS cluster on Cpanel DNSOnly versions. Manage zones hosted and integrated with Cpanel servers. - Manage Bind DNS service on dedicated and Cpanel servers (WHM and DNSOnly versions). Manage zones hosted at Softlayer and integrated with Cpanel servers - Managed DNS from different hosting providers (Godaddy, NetworkSolutions, SRSPlus) as well as migrating entire DNS/NameServers between different providers.  Backups: - Cpanel Backups, and different rsync scripts (rsnapshot, rsback, rdiff), remote ftp backup. - Administer backups from cloud providers such as AmazonS3 and Rackspace CloudBackup Version Control Systems: - Git: setup and manage dedicated git hosting server running Gitolite and Gitlab - Github: manage organizations and private repositories. Setup deploy keys and webhooks Alerts and Monitoring: - Configure Nagios/opesview and cacti for servers and services monitoring - Server graphing with NewRelic and Pingdom services. Previous work experience includes Cacti, Graphite, MRTG, and PRTG. Drupal CMS Administration: - Managed Drupal 5,6, and 7 sites on LAMP-stack from different hosting providers - Drupal server and site performance evaluation, tuning, and optimizations - Setup and configure Drupal integration with CiviCRM, ApacheSolr/Tomcat, Memcached, APC, and Varnish - Applies Drupal standard and security updates on different site environments Server Security: - Experienced with setting up PCI Compliant servers. Scanning tools include dedicated Nessus server and third-party scanner like Trustwave and ControlScan - Setup and manage firewall rules with iptables, ufw, configserver firewall (csf), Rackspace RackConnect, AWS SecurityGroups, dedicated firewall devices.  - Rkhunter, Chkrootkits, SSHD, TCP Wrapper, fail2ban.

$13.33 /hr
287 hours
4.97
Arseniy C.

Arseniy C.

GNU/Linux system administrator

Russia - Last active: 1 month ago - Tests: 7

Hello, my name is Arseniy Chernyakov. I have four years of experience in the field of professional system administration (small & medium office networks, 2000+ hosts university network), network planning, server, website and database administration. As a professional, my #1 goal will always be to meet your needs and deadline. When working on a new project, I like to speak with the client, so that I can have a clear understanding of his/her needs and vision of the project. I have 6 research publications on the subject of backup mechanics and algorithms, network security, highload systems and cryptographic protocols. Please take a look at my work history for comments from other clients, as well as oDesk test results. Thank you in advance for your time and consideration. I look forward to working with you soon. Listed below are my experience and skills: * OS: Windows Sever 2003, 2003 R2, 2008, 2008 R2, 2012; Windows XP, Vista, 7, 8; Debian 5-7; CentOS 5, 6, 7; Ubuntu (desktop 10.04-14.04, server 12.04-14.04); Arch, Slackware, Gentoo; Mac Os X * Coding: C/++, bash, powershell, HTML/CSS/PHP, SQL * Stacks: LAMP, WAMP, Denver * Web servers: Apache, Nginx * Databases: MySQL, PostgeSQL, Micosoft SQL (MSSQL) Server, Oracle database 12c+ * Backup services: Bacula, BackupPC, Amanda, Windows Backup (wbadmin), self-written scripts * VCS: Git, SVN * Domain administration: Active Directoy, Samba * Mailservers: Postfix, Dovecot * Mail tech: spamassassin, SPF, DKIM, un-blacklisting * Netwok secuity: fail2ban, snort, Sqiud, ClamAV

$20.00 /hr
34 hours
5.00
Bobish Augusthy

Bobish Augusthy

Web Scraping using Ruby Watir-webdriver, Selenium,...

India - Last active: 3 days ago - Tests: 10 - Portfolio: 6

I am an expert in the field of Web scraping, using Watir, Ruby, PHP, Javascript, HTML and VBScript. Experienced in tools like Firebug, Developer tools. Worked on ScraperWiki using Python and Ruby. Have completed web scraping with some complicated JSON and Ajax websites. Till date I have scraped more than 500+ different websites and still counting... I also have experience in MYSQL I am quick to learn new technologies and have a good eye for detail. I am looking for challenging Web scraping opportunities and also support related projects or web designing projects too.

$16.67 /hr
315 hours
4.92