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

Upwork Network Security Jobs Completed Quarterly

On average, 113 Network Security projects are completed every quarter on Upwork.


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Time needed to complete a Network Security project on Upwork.

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Network Security Upwork freelancers typically receive a client rating of 4.75.

Last updated: October 1, 2015
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Tim T.

Tim T.

Senior Principal Consulting Hacker _ Security Specialist

Netherlands - Tests: 4

As ethical hacker it's my duty to identify and report vulnerabilities in networks; web applications etc. I'm a hard workers; out-of-the-box thinker and love to make things secure. Being an OCSP guarantees a quality job for whoever i work for. I'm not utilizing the standard tools; but provide excellent work with manual testing and detailed reports. With very well documented advisories and guides to fix problems. I've worked for energy companies; telco's; softwareco's and data-centers.

100% Job Success
$75.00 /hr
53 hours

Luis fernando A.

Luis fernando A.

Linux Sysadmin and AWS Architect with huge web hosting experience

Brazil - Tests: 5

I'm a creative and hardworking Linux System Administrator and Amazon Web Services Architect and developer. I've been supporting and delivering IT solutions especially for web hosting companies and its set of open source software (Apache, PHP, RoR, MySQL, HAproxy, iptables, OpenVPN and much more) since 2005. I've also worked at IBM managing a farm of more than 1000 Linux and AIX servers as well as its proprietary middleware (DB2, IHS, WebSphere and others).

100% Job Success
$50.00 /hr
45 hours

Roney B.

Roney B. Agency Contractor

Solution Architect for mobile, web based and SAP applications

India - Tests: 5 - Portfolio: 2

I am a Solution Architect with entrepreneurial skills. My skill sets are around niche technology areas and I particularly expertise in solving complex solutions (technology and business) and solve bottlenecks for business. I have worked with SAP for almost 10 years and have lanscaped, designed and perfected heterogenous systems and Enterprise Application Integration. Identity Management, HANA is one more area where I excel. Allow me to serve your technology needs and boost your business. My expertise in relevance to the current technology suites run around various Java Script Frameworks, web applications, REST API, OAuth, Rails, Java/J2EE, CakePHP, etc.

Associated with: Vertmac Technologies LLP Agency

$70.00 /hr
1,651 hours

Vladislav M.

Vladislav M.

Cloud Expert / AWS / DevOps / Linux System Admin / Cisco

Malaysia - 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 17+ years as an Systems Administrator 11+ years as Network Engineer 7+ years as Cloud Expert and SaaS Architect 3+ years @ DevOps Freelancer for last 8 years (over 30,000hrs worked @oDesk)

98% Job Success
$60.00 /hr
41,074 hours

Daniel Z.

Daniel Z.

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

Poland - 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

100% Job Success
$35.00 /hr
1,930 hours

Giorgi Javakhidze

Giorgi Javakhidze

MCITP | Vmware | Windows - Linux Systems Administrator

Georgia - Tests: 6

In the last 3 years, I have administered many IT networks, managing over 1000+ users. My core competency lies in complete managing of windows - linux based networks, including Active Directory, Exchange, MS-SQL, virtual clouds, based on VMware / Hyper-V and EVA Storage Area Network. I have deep experience in the following software solutions: Basic server services ( DNS, DHCP, WSUS, Vpn, etc. ) Windows 2003/2008 Server Windows 2003/2008 Active Directory Lync Server, Exchange Server, SharePoint Server. Monitoring: SCOM, Nagios Web Server: IIS, Apache Mail Servers : MDaemon, Postfix. Database: MSSQL, MySQL. Proxy / firewall solutions ( Squid, TMG, ISA ) VMware vShere and vCloud: ESXi, vCenter, vCloud Director, vShield

$15.00 /hr
183 hours

Christopher Brower

Christopher Brower

Senior Network Architect

United States - Tests: 2

• Active Directory Implementation and Administration • Application and OS Automated Deployment • Database Administrator – Microsoft SQL Server 2000 and 2005 • Desktop Engineer – Automation of OS And Application Deployment • Help Desk Support • Group Policy and User Policy Administration • IIS Administration 5, 6, & 7 • Phone Engineer – Designed and Implemented 80 Phone VOIP PBX System • Physical and Logics Network Infrastructure Design • Physical Security Design and Implementation – IP Camera and IP Access Control • Network Security Design and Implementation • Messaging Administrator – Microsoft Exchange Server 2003 • Technical Documentation and Training • Vendor Relations & Purchasing • Virtualization Engineer – Microsoft Virtual Server and VMware ESX Server • Web Services Administrator • Wireless Network Infrastructure Design and Implementation • Adware / Malware / Spyware / Virus Removal • Architect Solutions for Customer’s Needs • Digital Achieving and Electronic Records Management • Disaster Recovery • Email Administration • Hardware Diagnostic and Repairs • Helpdesk Services • Network Diagnostics & Installations • Network Wiring • Server Installations and Provisioning • Server Maintenance • Software Installations • Software Patching and Upgrades • Phone System Installation and Support • Physical Network Repairs

100% Job Success
$66.67 /hr
116 hours

Christian Fernandez

Christian Fernandez

Linux Network and systems engineer/Ethical Hacker pentester

United States - Tests: 2 - Portfolio: 5

Skills: I currently provide computer security, operations, networking, and systems engineering, research, administration and development for the Linux operating system, and in general, in the FLOSS(Free/Libre Open Source Software) community, computer security/hacking research vulnerabilities and penetration testing. Dev: Ruby, Rails, C/C++, Bash, etc (when time permits I like to explore learn new languages at the moment playing with Java) Specialties: Open Source, Free Software, GNU/Linux, Network Engineering, Penetration testing, Computer and Computer Security research, GNU/Linux systems and network architecture. Amazon Web Services, Virtualization , GNU/Linux Systems engineering and developer.

72% Job Success
$77.78 /hr
345 hours

Kiril M.

Kiril M. Agency Contractor

Linux Admin / Networking / VoIP / Scripting / Web development

Bulgaria - Tests: 8 - Portfolio: 2

Non-comprehensive list of GNU/Linux skills: - Debian-based distros - bash scripting - TCP/IP (networking) - netfilter/iptables (firewalling) - OpenVPN (virtual private networks) - OpenSSL (certificate management) - apache/nginx (web services) - cron (scheduling) - dovecot IMAP/POP3 and postfix SMTP (email) - asterisk PBX (voice over IP) - git (revision control) - syslog (advanced logging) - nagios, icinga, munin, monit (monitoring) - backuppc (backup) Non-comprehensive list of network management skills: - solid understanding of TCP/IP & Ethernet - monitoring tools - VLAN management - manageable switches in general - IGMP & IGMP snooping - OSPF & BGP routing protocols - GePON OLT & ONU equipment About me: Solid understanding of communication and web technologies is my primary area of interest and expertise. Over the last 7 years I've been a tech support for an ISP, a systems & network administrator and a web developer. As a network administrator for 2 years, I discovered what it means to maintain a large-scale MAN (Metropolitan Area Network), including internet access, setting up and managing IPTV streaming through IGMP and IGMP snooping techniques. I've setup BGP so the provider can have a backup route for his services. I'm falimiar with the nature of the technical issues that can occur and the different ways of handling and preventing them. I'm experienced in ethernet & GePON networking equipment. I've managed network equipment from most major vendors, Cisco, HP, DLink, Dell and Fundry, just to name a few. I've been working with Debian GNU/Linux professionally for 2 years as a systems administrator for a Bulgarian tourist resort and 2 years maintenance the services infrastructure (web, mail, vpn, samba, domain management, monitoring, ticket resolution systems, asterisk voip). I worked at a web development company for a year, doing back-end web development with different and frameworks, such as django, rails, express.js, along with infrastructure administration tasks and support. Languages: html5, bash, python, ruby, javascript Databases: mysql, postgres, mongodb Hobbies & interessts: - x86 assembler - system security forensics - electronics

Associated with: Samsourcing

$16.67 /hr
59 hours