Firewall Freelancers

Showing 224 freelancers

Firewall Freelancers

Showing 224 freelancers

  • Network and Security Engineer

    Hello, I am active Network and Security Engineer working for a company. I administrate daily hundreds of firewalls (ASA, Fortigate, Juniper, Watchguard and Checkpoint) and other network devices I have experience with the following: Fortigate firewalls:50B, 60C, 110C, 310B … more

    Hello, I am active Network and Security Engineer working for a company. I administrate daily hundreds of firewalls (ASA, Fortigate, Juniper, Watchguard and Checkpoint) and other network devices I have experience with the following: Fortigate firewalls:50B, 60C, 110C, 310B, 600C, 1000A etc Fortinet appliances: Fortimail, FortiAnalyzer ASA: 5510, 5520 and PIX firewalls Juniper: SSG-550, SSG-140 Cisco Switches: 2960, 3560, 3750 etc Cisco Routers: almost all Bluecoat: SG610, SG 510AV etc I have the following certifications: CCNA, CCNA:Security, CCNP, FCNSA and FCNSP.  less

    cisco-asa firewalls cisco-ios cisco-routers cisco-pix 00 more less
    • $20.00 HOURLY RATE
    • 5.0
    • 82 HOURS
    • ROMANIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 1 TEST
  • Security Professional

    Over the years of My Experience i have worked as Programmer with multiple languages then moved to be a system Admin for Linux and windows > RIght now i am a Application security Expert this giving me a power to understand … more

    Over the years of My Experience i have worked as Programmer with multiple languages then moved to be a system Admin for Linux and windows > RIght now i am a Application security Expert this giving me a power to understand the client need from Network Layer (Layer3) until the application Layer Layer 7.  less

    security network-administration linux-system-administration windows-administration firewalls 00 more less
    • $24.44 HOURLY RATE
    • 4.7
    • 3 HOURS
    • EGYPT
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
    GROUPS:
  • Access Network Engineer, Web Research, Virtual assistant

    Network administration expert with 3 years experience at ALGERIA TELECOM. Major tasks : -Access network maintenance (MSAN, BRAS, Metro Switch) - Network design - Network security -Troubleshooting transmission link CISCO CCNA certificat (routing, switching)

    cisco-routers firewalls network-administration internet-research cisco-ios 00 more less
    • $17.78 HOURLY RATE
    • 4.5
    • 393 HOURS
    • ALGERIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 8 TESTS
  • System | Networking | Web |Security

    7+ years on IT Experience: MCSE, CCNA, SCNP, Diploma of Information Technology, VPN, VMWare, Juniper... such as installation, configuration and troubleshooting Servers, Hardware and End-users.... Skills: --Experience on development website such as Joomla, Drupal, Open Cart, Presto Shop, Wordpress... -Microsoft … more

    7+ years on IT Experience: MCSE, CCNA, SCNP, Diploma of Information Technology, VPN, VMWare, Juniper... such as installation, configuration and troubleshooting Servers, Hardware and End-users.... Skills: --Experience on development website such as Joomla, Drupal, Open Cart, Presto Shop, Wordpress... -Microsoft: Windows Server (2003, 2008, 2012), SBS (2003, 2008, 2011), Exchange Server (2003, 2007, 2010), Lync (2007), ISA Server (2004, 2006), TMG 2010. -VMWare: Workstation, ESXI, VMWare Center. -Cisco: Switching & Routing -Linux: tools of management system such as iptables, squid proxy, sarg, cacti, mrtg, firewall (smoothwall, endian, astaro, ipcop) -Other hosting management tools such as Cpanel, Direct Admin, Kloxo.. -Hosting: Godaddy, Hostgator (MySQL, Phpmyadmin, Email, Filemanager)  less

    windows-administration firewalls cisco-routers website-development cpanel joomla 00 more less
    • $7.78 HOURLY RATE
    • 4.9
    • 6 HOURS
    • VIETNAM
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 10 TESTS
  • Cisco Network Engineer

    Over the last 4 years, I have deployed a wide network all over the Armenia, working as a network engineer in an ISP company. The network includes Optical Fiber, WiFi, and copper cable connections. I'm holding an industrial CCNA … more

    Over the last 4 years, I have deployed a wide network all over the Armenia, working as a network engineer in an ISP company. The network includes Optical Fiber, WiFi, and copper cable connections. I'm holding an industrial CCNA and CCNP R&S certificates. I'm seeking opportunities to audit, build, configure or maintain a network for you or your business. I also have some experience in the following areas: Security, VOIP, VPN, Firewalls.  less

    ccnp cisco-routers firewalls wan tcp-ip russian network-planning 00 more less
    • $27.78 HOURLY RATE
    • 5.0
    • 212 HOURS
    • ARMENIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 2 TESTS
    ASSOCIATED WITH:
  • IT Architect - Network Specialization

    Education Technical Highschool Degree= Computer Programming Specializiation Associate Degree =Software Programming Bachelors Degree = Bch in Computer Science - Network Security Specialization Masters Degree(In progress)= Communication Systems (Internetworking) Professional Recognitions Cisco Certified Network Associate Cisco Certified Network Professional Cisco Certified Security … more

    Education Technical Highschool Degree= Computer Programming Specializiation Associate Degree =Software Programming Bachelors Degree = Bch in Computer Science - Network Security Specialization Masters Degree(In progress)= Communication Systems (Internetworking) Professional Recognitions Cisco Certified Network Associate Cisco Certified Network Professional Cisco Certified Security Professional Cisco Certified Internetwork Expert (Lab Pending) Cisco Certified Academy Instructor Public Recognitions Cisco NetPro (husycisco) https://supportforums.cisco.com/reputation.jspa?username=husycisco Experts-Exchange Qualified Expert (MrHusy) http://www.experts-exchange.com/M_3788926.html 8+ (Intense) years of experience I am already helping people out in above communities for free, you can feel safe that you wont have a poor delivery of tasks or projects.  less

    cisco-routers cisco-asa firewalls vpn network-planning mpls bgp juniper-routers 00 more less
    • $137.78 HOURLY RATE
    • 5.0
    • 186 HOURS
    • SWEDEN
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 4 TESTS
  • Network Admin. (CCNA/JNCIA/ITIL/MCP)

    Customer-focused, Cisco, Juniper, ITIL-F, and Microsoft certified IT professional. Expert in leading and contributing to projects designed to enhance system functionality and end-user productivity. Persistence, personal integrity, ethical, maintains a high degree of confidentiality. Have hands on experience on: Cisco … more

    Customer-focused, Cisco, Juniper, ITIL-F, and Microsoft certified IT professional. Expert in leading and contributing to projects designed to enhance system functionality and end-user productivity. Persistence, personal integrity, ethical, maintains a high degree of confidentiality. Have hands on experience on: Cisco Juniper SonicWall pfSense HP & Dell Switches WatchGuard Websense Blue Coat Citrix Trend Micro Neat Suite GFI Altiris CMS Fluke Network Inspector Certification: CCNA JNCIA ITIL-F MCP  less

    cisco-routers firewalls pfsense tcp-ip network-administration network-security cisco-asa cisco-ios ospf juniper-routers 00 more less
    • $22.22 HOURLY RATE
    • 4.9
    • 71 HOURS
    • CANADA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 6 TESTS
  • Secure Networking Software Developer, Web Developer, CompTIA/GIAC Cert

    An experienced software developer/architect/product development manager with over 15 years of solid experience in developing advanced and secure networking software for routers, switches, firewalls, servers and network appliances. Possesses deep working knowledge in IPv6, routing protocols, operating system … more

    An experienced software developer/architect/product development manager with over 15 years of solid experience in developing advanced and secure networking software for routers, switches, firewalls, servers and network appliances. Possesses deep working knowledge in IPv6, routing protocols, operating system, firewall, client-server application, management protocols and applications. Very proficient in C, C++, Perl, Unix scripting, modular and OOP programming, client-server and has advanced working skills in PHP, Java, SQL and Web technologies. Mainly used FreeBSD and Linux in all projects. Heavily involved in all phases of development, from conceptualization, requirement specification making, designing, implementation, testing and maintenance. I am seeking opportunities to design and develop network appliances from the ground up, migrate networking applications to incorporate secure technologies and run on IPv4 and IPv6 and build intuitive and secure web sites or web-based management interfaces.  less

    c c++ php perl ruby-on-rails javascript unix-system-administration network-administration dns firewalls 00 more less
    • $23.33 HOURLY RATE
    • 4.9
    • 225 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • Certified, Professional Systems Engineer - Windows - Exchange -Virtual

    Exchange Migrations/Upgrades/Troubleshooting Windows Migrations/Upgrades/Troubleshooting VMware Deployments/Planning/Migrations/Upgrades F5 Deployments System Center Operations Manager Windows Server 2008 R2 Windows Server 2012 R2 EMC Backups As a Microsoft Certified engineer since 1999, I have provided support … more

    Exchange Migrations/Upgrades/Troubleshooting Windows Migrations/Upgrades/Troubleshooting VMware Deployments/Planning/Migrations/Upgrades F5 Deployments System Center Operations Manager Windows Server 2008 R2 Windows Server 2012 R2 EMC Backups As a Microsoft Certified engineer since 1999, I have provided support for companies of all sizes. Throughout my career, I have helped clients support Microsoft Windows NT 4.0, 2000, 2003, 2008 and 2008R2 along with many of the software and services that run on Windows including IIS, SQL, Exchange and more. I have held several certifications over the years from Microsoft, Citrix, Cisco and Novell. I am currently a VMWare Certified Professional and a Microsoft Certified Technology Specialist.  less

    vmware-administration microsoft-exchange-server microsoft-hyper-v-server iis photography isa-server firewalls load-balancing microsoft-active-directory microsoft-sql-server-administration 00 more less
    • $60.00 HOURLY RATE
    • 4.8
    • 148 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 7 TESTS
    GROUPS:
  • System Administrator

    11+ years of Linux (Debian, CentOS, Ubuntu, RHEL, etc.) and FreeBSD operating systems experience. * Web server: nginx, Apache, lighttpd, Varnish * MySQL, MariaDB, PostgreSQL * Mail server: Postfix, Dovecot, Postgrey, SpamAssassin, ClamAV * Virtual machines: KVM, ESXi, LXC, libvirt, Docker, OpenVZ, FreeBSD jails … more

    11+ years of Linux (Debian, CentOS, Ubuntu, RHEL, etc.) and FreeBSD operating systems experience. * Web server: nginx, Apache, lighttpd, Varnish * MySQL, MariaDB, PostgreSQL * Mail server: Postfix, Dovecot, Postgrey, SpamAssassin, ClamAV * Virtual machines: KVM, ESXi, LXC, libvirt, Docker, OpenVZ, FreeBSD jails * Tasks automation: Ansible, Bash, Chef, Python * DNS: BIND, PowerDNS, NSD * AWS, Digital Ocean, Linode * Cpanel, ISPmanager * Quagga, Open vSwtich, iptables, pf * Load balancing: nginx, Keepalived * VPN: StrongSwan, OpenVPN, Racoon * SAN: HP MSA, IBM DS * Performing backups * Monitoring: Nagios, Munin, Cacti * Scripting: Python, Ruby, shell  less

    linux-system-administration freebsd nginx firewalls mysql network-administration python tcp-ip unix-shell unix-system-administration 00 more less
    • $33.33 HOURLY RATE
    • 5.0
    • 431 HOURS
    • RUSSIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 11 TESTS
loading