Network Security Developers & Programmers

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

Network Security Job Cost Overview

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

Upwork Network Security Jobs Completed Quarterly

On average, 116 Network Security projects are completed every quarter on Upwork.

116

Time to Complete Upwork Network Security Jobs

Time needed to complete a Network Security project on Upwork.

Average Network Security Freelancer Feedback Score

Network Security Upwork freelancers typically receive a client rating of 4.74.

4.74
Last updated: May 1, 2015
More options
Clear all filters
  1. Naveed A.

    Naveed A.

    Sr. System Engineer/Information Security (CEH)/Malware Removal

    Pakistan - Last active: 2 days ago - Tests: 1 - Portfolio: 9

    I have done masters in Information security and doing job as senior security engineer. my expertise includes: 1. System Related Email server(Qmail,sendmail,postfix), DNS(Bind), Webserver(apache/tomcat/IIS),Samba,LDAP,bash scripting,zimbra 2. Programming Perl/Python development, C/c++, Djano framework, 3. Security Certified Ethical Hacker, PKI,S/MIME, Pen Testing, Vulnerability assessment, 4. Cloud computing. development and deployment openstack, IaaS, PaaS 5. Wordpress/Joomla 6. Latex writing, security policies and procedures 7. Digital forensics (Autopsy,SIFT,FTK imager,dropbox decryptor) 8. cryptography

    $16.67 /hr
    13 hours
    4.73
  2. John Pelster

    John Pelster

    Web Developer (LAMP Full Stack)

    United States - Last active: 1 day ago - Tests: 12 - Portfolio: 3

    With 15 years experience in Information Technology, I can handle many different kinds of tasks from operations issues (such as database performance tuning) to front end development (HTML5/CSS/jQuery, etc). On oDesk, I've been successful in the following areas: * LAMP (Linux/Apache/MySQL/PHP) Web Development * Python Scripting * Cloud Deployment (Amazon, Google, and others) There are many other different kinds of tasks I can handle, and many variations on the technical tools I am comfortable with and have experience with, so if you think your project is a close enough fit, please invite me to apply for your job. I live in Washington State have a degree in Mathematics. When I'm not online coding or working on servers, I enjoy the outdoors, studying chess and yoga, and spending time with my wife and two sons.

    $40.00 /hr
    1,901 hours
    4.96
  3. Pel L.

    Pel L.

    System Engineer

    Netherlands - Last active: 7 days ago - Tests: 5 - Portfolio: 1

    I have been working with computers both professionally and out of personal interest for over 10 years. I focus mainly on security, networking and penetration tests. My journey starts at an early age by developing simple programs and websites in HTML and PHP, going through documentation about computers, operating systems and security. During my time in school I was hired as the technical Lead for a big migration project on a website thats in the TOP25 of the world. I started my own company selling antivirus and SSL and worked for many companies as a security consultant and penetration tester. I'm MCTIP, Windows 7 and MSCA for Windows 8 and Server 2012. Besides that I have ITIL v3, And I'm a Kaspersky lab certified expert.

    $22.22 /hr
    138 hours
    4.80
  4. Vladimir D.

    Vladimir D.

    Senior System Engineer / MCSE / CCNP / VCP / Veeam / Nagios

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

    I have gained significant knowledge through 8 years of work experience in a variety of fields including network administration, hardware maintenance and VMware virtualized data centers. Successfully completed the following trainings: - Cisco CCNA, CCNA Security, CCNP - Microsoft MCSE - VMware VCP - Veeam Backup and Recovery - HP BladeServers, IBM BladeServers training - Nagios monitoring

    $22.22 /hr
    1,039 hours
    4.98
  5. Aleksey Prilutskiy

    Aleksey Prilutskiy

    Network and Security specialist | Cisco, Windows, Linux administration

    Ukraine - Last active: 11 hours ago - Tests: 7 - Portfolio: 6

    Certified Microsoft and Cisco network professional with experience of working at one of the leading industrial holding of Eastern Europe with large enterprise network. Offer design, installation, maintenance, configuration, support and pentest any size networks built on various vendors equipment. - OS: Windows server 2008 - 2012R2, CentOS, RedHat, Debian, Ubuntu - Platform: Bare-metal, Virtualaized (Hyper-V, VMWare), Cloud (Amazon, Azure) - Web services (Apache, Nginx, MySQL, PHP) - Security audit and pentest (OpenVas, Nessus, Nexpose, Metasploit, Burp suite) - Routing: RIP/OSPF/EIGRP/PBR/BGP/MBGP/PIM/PfR - Switching: VLANs/VTP/STP/RSTP/PVST/802.1q/LACP - HA: MEC/VSS/vPC/LAF/HSRP/GLBP/VRRP - VPN: Dynamic VPN/DMVPN/FlexVPN/IPSec/Q-in-Q/RAVPN - WAN: Ethernet/CWDM/PPP/Frame Relay - IP services: NTP/SMTP/SNMP/TFTP/FTP/HTTP/DHCP/DNS/NAT - IP multicast: IGMP/PIM-DM/PIM-SM/MSDP - Monitoring: Syslog/SNMP/Netflow - Wireless and security technologies/QoS/MPLS/CoPP Vendors: - Cisco Systems (Routers: 29xx, ASR; Switches: 65xx, 45xx, 37xxE/X, 35xx, 29xx; DC Swithes: Nexus 55xx, Nexus 22xx; Firewalls: ASA55xx, ASA55xx-X, Wireless: WLC5508, AP1130, AP1140, AP1500); - Allied Telesis Switch Blade 4000; - HP, 3Com; - ZyXEL IES-1000, different ZyXEL ADSL and SHDSL modems

    $22.22 /hr
    159 hours
    4.99
  6. Nouman Rifat

    Nouman Rifat

    Expert in php, Web Security, Malware Removing, Ethical Hacking

    Pakistan - Last active: 2 days ago - Tests: 5 - Portfolio: 3

    I have 4 years experience in ethical hacking. During this time, i have secured large number of websites. I know all common types of web attacks like SQL Injection, Uploading Backdoors & Malwares and Symlink etc. I can patch all websites having any common vulnerabilities. If your website got hacked or you are afraid of getting hacked then you can feel free any time to ask me suggestions.

    Groups: Bluehost Developers and Designers, Pilot Group

    $15.00 /hr
    97 hours
    4.99
  7. Javed S.

    Javed S.

    Sr.Network Engineer (Security/Data)

    India - Last active: 1 month ago - Tests: 8 - Portfolio: 7

    4+ years of experience in Networking, Firewalls, VPN & Web Security Network Security and R&S - Installation, administration and Troubleshooting Devices - Cisco Routers, Switches, Firewalls(ASA), Zone Based Firewalls(Router Firewalls) QOS Troubleshooting Dynamic Routing Protocols VPN - Setup and Troubleshooting IPS/IDS Idenitity Management, Radius, Tacacs, Cisco ISE (Identity Services Engine) Virtualization, VMware, Virtualbox Switch Security, Router security - Malware Removal - Restoring hacked websites - Network Maintenance/troubleshooting - Network security hardening - Wordpress Hardening/Migrations/Hosting/Optimizations - Website Monitoring & website security hardening

    $16.67 /hr
    61 hours
    4.68
  8. Sudhanshu R.

    Sudhanshu R.

    Security Consultant & System Admin (CEH|ECSA|CCNA|RHCE|MCSE|CISP|CISP)

    India - Last active: 1 day ago - Tests: 11 - Portfolio: 4

    Information Security Consultant and System Admin with good Networking Skills 5 Years of experience in IT Industry and Expertise in Web security ,Linux Admin , Windows Admin, Network Security , Web Application Security , Vulnerability Assessment and Penetration Testing. I specialize in Black Box/White Box Penetration Testing,Computer Forensics,Auditing, Ethical hacking, Cloud Computing , Migration , Server installation , Server security hardening , DDOS attack , Malware removal , Ethical Hacking . # Hands-On Experience :- Vulnerability Assessment and Penetration Testing :- - OWASP 2013 top 10 Vulnerability Assessment and Mitigation - Web Application/Network/Mobile Penetration Testing - Wordpress/Joomla Security and Malware Analysis/Removal - Vulnerability Assessment of Network Devices/Databases/Web - Server/Application Server - Asp.net , PHP Security Guidelines , Scripting Attack module IDS/IPS :- - WIPS (Airtight spectragaurd enterprise , Wireless IPS ) - NIPS ( McAfee Network IPS ) - Proventia ( IBM GX4004 ) - Snort and OSSEC IDS ( Installation and monitoring Openstack ) Firewalls and Security :- - Checkpoint(R70.20/65,Fotigate600c&200B/Cyberoam/ Sonicwall/Gajshield/Kario Winroute/Riverbed - Identity Management: Security Protocols (RADIUS and TACACS+), Cisco Secure - Cisco LMS, Solarwinds, OPmanager Linux Server :- - Rackspace RackConnect, AWS SecurityGroups, dedicated firewall devices. - Rkhunter, Chkrootkits, SSHD, TCP Wrapper, fail2ban - Mitigate Mass mailing issue , DDOS scripting removal , IP Blacklisting - 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), 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 Hosting Control Panels:- Manage multiple cPanel servers for shared hosting clients and services - Previous experiences include Plesk, zpanel, directadmin, and Webmin control panels Operating Systems:- Servers: RHEL, CentOS, Debian, Ubuntu, openSUSE, solaris Windows Server :- - Server Administration: Windows Server Administration (Server 2003/2008/2012) - Web Server Administration: Web Server Administration (IIS6/IIS7/IIS7.5/IIS8). - Database Server Administration: MS SQL Server (2005/2008/2012), MySQL database Administration. - DNS and Mail Server Administration:DNS and MS Exchange/SmarterMail/. - Visualization & Cloud :Hyper-V server administration, Managing Microsoft Private Cloud - Web Hosting Panel: WHM/cPanel, Website Panel, Plesk panel administration. - Monitoring, troubleshooting network and OS. - Backup & Restore - Server Firewall/Security, email tracing for spoofed mails. Certification :- ECSA v 8 (EC-council Certified Security Analyst) CEH v 7 (EC- Council Certified Ethical Hacker) RHCE (Red Hat Certified Security Engineer ) CISP (ISO 27001:2005 ) ISMS Implementation CCSA(Checkpoint certified security administration) – Checkpoint ID:- CP0000065597 CCNP (Cisco Certified Network Professional) - (Routing & Switching)-Route(642-902)-certified CCNA (Cisco Certified Network Associate) Cisco ID-CSCO11759679 MCSE (Microsoft Certified System Engineer)

    $25.00 /hr
    88 hours
    5.00
  9. Roney B.

    Roney B. Agency Contractor

    Solution Architect for mobile, web based and SAP applications

    India - Last active: 11/05/2014 - 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
    5.00
  10. Guido De Vita

    Guido De Vita Agency Contractor

    IT Manager Expert on Email Marketing

    Argentina - Last active: 11/08/2014 - Tests: 11 - Portfolio: 2

    My skillset includes management for any IT project. I can handle budgets, hiring developers, managing resources and all the necessary tasks to get the job done. I have vast experience on all Unix systems (Unix Guru), servers (DNS and Mail Guru, LAMP Expert), networking Guru (plus Cisco, Juniper, Huawei advanced level). Expert in ALL Cloud services and panels, Databases (PostgreSQL, MySQL, MSSQL, NoSQL such as MongoDB). I prefer bulk marketing projects working with PowerMTA, Oempro, Interspire, RoboMail, etc on which I have tons of experience mostly building platforms. Experience deploying new technologies (such as IPv6, Web Application Firewalls). ISP, NOC and Hi SLA experience. I work very fast, I am professional, proactive, extremately reliable and responsible (proof of that is my 5/5 all time score). I also understand the business needs and I enjoy working on improving whatever is necessary to help you make money. I have business training and experience (as a sales engineer).

    Associated with: Netcrowd Agency

    $55.56 /hr
    188 hours
    5.00