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, 106 Network Security projects are completed every quarter on Upwork.

106

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 4.73.

4.73
Last updated: July 1, 2015
More options
Clear all filters
  1. Corey M. Bobb

    Corey M. Bobb

    Network / Security Engineer - CISSP, CCNA-SEC, CCNA

    United States - Last active: 9 days ago - Tests: 6 - Portfolio: 1

    As a Network / Systems Engineer for the past 24 years, I can help troubleshoot most network issues on WAN / LAN with almost any network device vendor, administer Windows and Linux server environments from one small business office to large enterprises with multiple locations. As a security specialist in standards like PCI-DSS, HIPAA, NIST, ISO-27001(2), I can also help recommend and provide guidance to secure all aspects of data and network integrity, by providing assessments and audits of current environments. I also have excellent trouble isolation and resolution skills from a long history of working in the field, especially system and network engineering and administration. I look forward to helping you by using these skill sets to overcome any server or network task you should post. www.cmbnetworks.net Skills CISSP, PCI-DSS Compliance, HIPAA, PII Linux Server Engineering and Administration Windows Server Engineering and Administration Cisco Router, Switches and Firewalls Firewalls - Cisco, Juniper, SonicWall, Fortigate Engineered LAMP (+Java) for high volume e-commerce platform Engineered LAMP systems for 1500 node Linux / Windows network System Tuning for system performance and data optimization Apache Optimization, Website Security, Mod-Security, PHP VMWare / VSphere engineered production supplemental servers, Production, Development and QA Systems using complex Visualization (Citrix & VMWare) System administration and system tasks, scripts and management. MySQL / MSSQL DBA PMP

    $83.33 /hr
    597 hours
    4.95
  2. Roman T.

    Roman T. Agency Contractor

    UNIX and security expert, network and system administrator

    United States - Last active: 1 month ago - Tests: 9 - Portfolio: 3

    I offer the following key services: o Network and System Administrator Services o Information Security Services o IP-PBX and VoIP softswitchs: installation and maintenance o Software development: Web, desktop and server applications o SEO o Complex solutions for business-process automation Core Competencies o Network and System Security o Data Integrity and Recovery o Analysis and Planning o Risk Assessment and Cost Benefits Analysis o Research and Development o Project Management Experience Platforms: IBM, Sun SPARC, MikroTik, Cisco, Huawei, D-Link, Edgecore. OSs: UNIX (FreeBSD, OpenBSD, *BSD, Solaris), Linux (Debian, Ubuntu, Gentoo, Red Hat, SuSe, uLinux, ASP, Mandrake, Fedora Core), CiscoIOS, MikroTik Router OS, VRP (Huawei), Windows 95/98/NT/ME/200/XP/2003/Vista/7/2008. Languages: C/C++, UNIX Shell Scripting (Shell, sed, awk), Delphi (Pascal), Perl, PHP, SQL, T-SQL, Assembler (Intel and AT&T SysV/386 syntax), GTK+ applications, Erlang, HTML, CSS, JavaScript, JQuery, XML, XSLT, DTD. Databases Engines: PostgreSQL, MySQL, Oracle, SQLite, Mnesia, MS Access, Sybase, DB2. CMS: WordPress, Bitrix, osCommerce, Joomla, RoundCube. Panels: CPanel, Plesk, ISPManager, Webmin. Networking: TCP/IP, ISO/OSI, IPv6, Ethernet, VLAN (dot1q), ARP, VRRP, CARP, MPLS L2, MPLS L3, STP, GVRP, PPPoE, VPN, PPTP, L2TP, IPSec, OpenVPN, SNMP, SSH, XMPP, SIP, h323, BGP, OSPF, RIP, IRC, AJAX, Netflow.

    Associated with: IntLös

    $35.00 /hr
    275 hours
    4.92
  3. Prabitra B.

    Prabitra B.

    Network Security Engineer

    India - Last active: 1 day ago - Tests: 6

    In last 5 years i have been working on variety of network products and have gained wide experience in Cisco,Fortinet,Sonicwall,Checkpoint , HP, F5 ,Radware technologies. I have been involved in design, configuration and troubleshooting of Network products. Firewalls: Cisco ASA 5500 Series Cisco RV Series Cisco IAS 500 Series Cisco PIX Cisco IPS 4200 Series Fortigate 40C Fortigate 60C Fortigate 60D Fortigate 80C Fortigate 100C Fortigate 310B Fortigate 620B Checkpoint 4000 Appliance Checkpoint 2200 Appliance Checkpoint 1100 Appliances Checkpoint 600 Appliances Sonicwall TZ Series Sonicwall NSA Series DrayTek Vigor 3200 Series DrayTek Vigor 2925 Series DrayTek Vigor 2920 Series Pfsense Juniper SRX Series Juniper SSG Series Load Ballancers: F5 BIG-IP 4000s F5 BIG-IP 3900 F5 BIG-IP 2200s F5 BIG-IP 2000s F5 BIG-IP 1600 Radware LinkProof 200/208 Cisco ACE 4700 Application Control Engine Barracuda 440 Routers: Cisco 800 Series Cisco 1700 series Cisco 1800 series Cisco 2600 series Cisco 2800 series Cisco 2900 series Cisco 3800 series Switches: Cisco SG300 Cisco Catalyst 2900 series Cisco Catalyst 3500 series Cisco Catalyst 3600 series Cisco Catalyst 4500 series Cisco Catalyst 6500 series HP 3500 series HP 2500 series Netgear Prosafe GSM 7224 Netgear FS750T2 Netgear FS728TS Netgear FS728TP Wireless Controller & Access Points: Cisco WLC 2500 series Cisco WLC 2600 series Cisco Aironet 3600 Series Cisco Aironet 2600 Series Cisco Aironet 1600 Series NETGEAR ProSAFE® Wireless Access Points

    $22.22 /hr
    113 hours
    4.90
  4. Midhun KR

    Midhun KR

    Network & Security Consultant (Routing, Switching, Security)

    India - Last active: 5 days ago - Tests: 7 - Portfolio: 2

    Passionate & enthusiastic professional with more than 8 years of experience in Networking, Information Security, Application Loadbalancing & Wireless networking. Believes in professionalism, dedication and client satisfaction Expertise in network design & implementations, network security, migrations, datacenter consolidation and network build-outs. My rich & refined experience in the cutting edge technologies of networking enables me to offer the following services - Implementation of Routing, Switching, Security, Loadbalancing & Wireless networking solutions - Implementation & troubleshooting of VPN tunnels - Configuration of routers, switches, firewalls, Loadbalancers, IPS & wireless network devices manufactured by Cisco, Juniper, f5, Checkpoint, Citrix, Fortinet, Bluecoat, Nortel etc. - Malware removal (Virus/Worm/Trojan/Spyware/Adware/keylogger/Rootkit) - Packet sniffing & traffic analysis - Monitoring tools deployment and configurations (SNMP/Syslog/Netflow)

    $20.00 /hr
    246 hours
    5.00
  5. Duong Thanh Phuong

    Duong Thanh Phuong

    System | Network | Web Design | Security

    Vietnam - Last active: 3 days ago - Portfolio: 2

    7+ years on IT Experience: MCSE, CCNP,, VPS, VMWare, EXSI, Hosting... such as installation, configuration & troubleshoot on Active Directory, File Server, FTP, VPN, VMWare, ISA, TMG, DNS, DHCP, Exchange Server, OpenVPN, Softether VPN ... -Top 10: Install, configure, migrate, transfer or move those open source such as Joomla, Wordpress, Magentoo, Prestashop, Opencart -Top 10: Install, Configure on Cpanel, WHM, DirectAdmin, Plesk...

    $7.00 /hr
    113 hours
    4.99
  6. Khawaja asad latif S.

    Khawaja asad latif S.

    Network Security Engineer CCNP Routing Switching and Security

    Pakistan - Last active: 5 days ago - Tests: 8 - Portfolio: 5

    In last 5 years i have been working on variety of network products and have gained wide experience in Cisco,Juniper routers, switches and firewalls. i have been involved in design, configuration and troubleshooting of Network products. Routers: Cisco 2600 Cisco 2800 Cisco 3800 Juniper J Series Switches: Cisco Catalyst 2900 Cisco Catalyst 3500 Cisco Catalyst 3600 Cisco Catalyst 4500 HP 3500 HP 2500 Firewalls: Cisco ASA 5500 Series Juniper SSG Series Pfsense Zyxel Zywall USG Series WatchGuard XTM series Cisco RV Series Cisco PIX Cisco IPS 4200 Series

    $25.00 /hr
    324 hours
    4.97
  7. Aleksey Prilutskiy

    Aleksey Prilutskiy

    Network Security Expert | Cisco, Linux, Windows

    Ukraine - Last active: 1 day 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
    209 hours
    4.99
  8. Sergii Lysiuk

    Sergii Lysiuk

    Network Security VoIP Specialist - Cisco, Juniper, Linux, Asterisk

    Ukraine - Last active: 13 days ago - Tests: 17

    I am looking for projects that I can complete on a part-time basis. They can be either short term projects or long term projects. I can also provide ongoing consulting and administration if needed. I am experienced in Cisco Routing & Switching, MPLS, Security, Network infrastructure applications ( SNMP, Radius, DNS, DHCP , etc) Voip - including Asterisk, Call-Manager , Unity, FreePBX, Elastix. Server administration experience ( Linux, FreeBSD)

    $38.89 /hr
    381 hours
    5.00
  9. Tyler W.

    Tyler W.

    Network Security | Penetration Testing | Intrusion Detection Systems

    United States - Last active: 8 days ago - Tests: 2 - Portfolio: 1

    I am the primary consultant and founder of Nightside Security, an infosec firm that specializes in penetration testing, vulnerability audits, and network security monitoring with IDS/IPS frameworks like Snort and Bro. I help clients develop resilient, dynamic and scalable security solutions in order to identify, understand, and mitigate threats before they are exploited. I have been working on my own for over two years now, and I have over four years of experience within the IT security industry prior to this. I have extensive experience with server administration, website development and design, and I am proficient in Python (which allows me to write my own pentesting tools should the situation call for them). With regards to lower-level languages, I know C and I am currently teaching myself assembly. I am also skilled in system administration and server configuration, especially within the Unix ecosystem. For more information, please refer to my company website: https://nightside.sx/ or my profile on Elance: https://www.elance.com/s/tyler-w/

    $30.00 /hr
    108 hours
    4.92
  10. Haseeb Maqsood

    Haseeb Maqsood Agency Contractor

    Systems, Network Administrator & Security Expert, Cloud Support,

    Pakistan - Last active: 8 days ago - Tests: 4 - Portfolio: 9

    Over the last 7 years, I have applied my self as a Network Professional Highly experienced in Windows Systems Administration 2003, 2008, 2012 Microsoft Active Directory, Microsoft Exchange, Microsoft SharePoint, etc I love to provide support of any kind of troubleshooting and installation. My core competency lies in complete end to end management of networks including routing/switching, firewall, spam filtering, network security. I have deployed, troubleshoot, tuned and optimized various networks My Profile ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CCNA CERTIFIED Cisco ID CSCO11966404 (Certified) MCSE MCP MC ID: 10794426 (Certified) IELTS International English Language Testing System Certified (6.0 Bands) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- MSC- IT (NETWORK Expertise) BCS ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

    Associated with: IT Solution Services Ltd, INOVATIVE SOLUTIONS LTD Agency

    $22.22 /hr
    358 hours
    4.94