Network Security Developers & Programmers

Showing 227 freelancers

Network Security Developers & Programmers

Showing 227 freelancers

  • Windows System Admin, MCSE, CentOS, OpenGTS, OpenERP CCNA Security Exp

    Over the last 10 years, providing service and online trainings on IT fields such as LAN, Wireless, Windows Administration, Linux, setup ERPs. I also very well in website setup for small companies.  B.Tech – CSE and Diploma in Computer Engineering … more

    Over the last 10 years, providing service and online trainings on IT fields such as LAN, Wireless, Windows Administration, Linux, setup ERPs. I also very well in website setup for small companies.  B.Tech – CSE and Diploma in Computer Engineering with over 15 years of fruitful & extensive experience in infrastructure management entailing system administration, Security Admin, handling networks, managing user accounts, installing resource domain server, troubleshooting of LAN/WAN Network, Remote Installation Services.  Currently associate with Technocrats, Yamunanagar as IT Consultant and Freelancer IT Consultant.  Extensive Knowledge of Windows 2008/2003, Checkpoint NG/AI and NGX R60, SQL Server 2000, MS Exchange, Symantec Antivirus product, Lotus Notes 6.5, SCO Unix, Redhat Linux, MS Web Server IIS with CCNA Certification.  Proficient in monitoring network performance, commissioning activities, upgrading software’s. Secured exposure in service support activities.  Acquired wide exposure in handling matters related to installing software, diagnosing computer related malfunctions, troubleshooting & maintenance of the entire system.  Well versed with router configuration & maintenance of major server & network systems, solving problems related to Mail/ ISA/ Web Servers, implementing TCP/IP core networking services.  Excellent communication and interpersonal skills with proven abilities in resolving complex networking, hardware and software related issues.  less

    computer-networking windows-administration linux-system-administration cisco-routers network-security 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 5 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
  • Ethical Hacker and Penetration Tester

    I bring 15 years of experience in designing, configuring and installing corporate and production automotive and manufacturing networks. My broad focus has been network security, with a specialty in penetration testing and remediation. I have designed large scale firewall projects … more

    I bring 15 years of experience in designing, configuring and installing corporate and production automotive and manufacturing networks. My broad focus has been network security, with a specialty in penetration testing and remediation. I have designed large scale firewall projects for the automotive Big Three, Fortune 500 companies such as American Express, Delphi and Blue Cross/Blue Shield. I have participated in data recovery and encryption services for medical, automotive, financial and legal entities. Recently I have helped individuals retain their privacy by offering one-on-one services to find, remove and protect sensitive personal information residing on the Internet. I hold several industry standard certifications from Cisco, Checkpoint, Stonesoft and Novell.  less

    penetration-testing electrical-engineering vpn network-security cisco-ios circuit-design robotics 00 more less
    • $50.00 HOURLY RATE
    • 4.4
    • 101 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 17 TESTS
  • Lifelong Writer, Sky-High Aspirations

    Writing is in my blood. I love to write everything from prose to poetry to screenplays and much more. My passion is film, I'm an avid screenwriter and huge movie nerd. I've moved around a bunch since high … more

    Writing is in my blood. I love to write everything from prose to poetry to screenplays and much more. My passion is film, I'm an avid screenwriter and huge movie nerd. I've moved around a bunch since high school, having been in the Marines and living in four different homes in the last five years. I've been all over the Mid-Atlantic. I've worked office/admin, security, food service, warehouse, you name it. I'm eager to contribute to any and all projects you may have. Never hesitate to say "hi."  less

    security network-security computer-repair 00 more less
    • $13.89 HOURLY RATE
    • 5.0
    • 0 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 1 TEST
  • Ethical Hacker

    Penetration Testing/Ethical Hacking Exploit development Excellent troubleshooting and technical support abilities Productivity Improvement Administration, maintaining and troubleshooting of all kinds of Software, Hardware & Operating Systems Excellent Knowledge of LAN/WAN, VoIP, Wireless Network … more

    Penetration Testing/Ethical Hacking Exploit development Excellent troubleshooting and technical support abilities Productivity Improvement Administration, maintaining and troubleshooting of all kinds of Software, Hardware & Operating Systems Excellent Knowledge of LAN/WAN, VoIP, Wireless Network  less

    network-security penetration-testing 00 more less
    • $45.00 HOURLY RATE
    • 5.0
    • 0 HOURS
    • BOSNIA AND HERZEGOVINA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 2 TESTS
    ASSOCIATED WITH:
  • System Engineer - Administrator

    Over 14 years of experience architecting, deploying, and upgrading systems, including hardware, software, networks, databases, servers, mobile devices, and peripheral equipment. Extensive knowledge of security and disaster recovery applications to ensure complete protection. Strong background spearheading multi-platform solutions to optimize … more

    Over 14 years of experience architecting, deploying, and upgrading systems, including hardware, software, networks, databases, servers, mobile devices, and peripheral equipment. Extensive knowledge of security and disaster recovery applications to ensure complete protection. Strong background spearheading multi-platform solutions to optimize business goals. Excellent communication skills. Able to assess and resolve client issues quickly. Superior ability to manage multiple projects simultaneously in deadline-driven environments. Microsoft Certified Systems Engineer and Microsoft Certified Systems Administrator.  less

    windows-administration microsoft-exchange-server virtualization network-administration network-security network-planning 00 more less
    • $16.67 HOURLY RATE
    • 5.0
    • 8 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 0 TESTS
  • Technical Lead with 9+ Yrs of Servers/Cloud/Network/Hosting Experience

    I am having 9+ yrs of experience in IT Industry, working as a Technical Lead with a large software development company.I am managing a complex server structure with more then 300 dedicated servers based on different hosting providers, I … more

    I am having 9+ yrs of experience in IT Industry, working as a Technical Lead with a large software development company.I am managing a complex server structure with more then 300 dedicated servers based on different hosting providers, I am managing our Internal client servers , Exchange Server , MS SQL Servers ( All Editions) , Backup Servers , Cisco higher end routers , Firewalls and having good command in all desktop variants, All Linux edition Red-hat Enterprise , Ubuntu , Cent OS are the another part of my job profile. In terms of network security i am managing more then 1500 Client Pc's with all security implement + having different Anti-virus client-server editions, Anti-Trojans to managed for the company. From last 3 years I have start working on the AWS Clouds + Rack-space Cloud hosting as my profile is having almost all the required technical skills. here is the available list of my current profile Exeperience with almost all hosting providers , IE - Rackspace , Verio , Godaddy , 1And1 , BigRock , Hostmysite , the planet etc... - Cloud Administration - VM's , ESXI Management / Setup - AWS Administration - Windows Server 2003-2012, - All kind of Hosting Experience ( Windows, Linux, Cloud) - DHCP and DNS, - Active Directory DS, CS, FS, LDS, RMS, - Exchange Server from 2003 to 2013, - J-Boss Server , Flash Media Server , Live Streaming Setup - Apache , PHP , MYSQL - Print Server, - Remote Access (VPN, Direct Access), - Remote Desktop Services, - Web Server IIS (All Versions), - Windows Deployment Services, - Windows from XP to Windows 8, - SQL Servers 200- 2012 - Networking, Firewalls, Routers.. I believe in my skills and i believe to complete all the required tasks in time and with all satisfaction.  less

    rackspace-cloudservers amazon-ec2 windows-8-administration windows-7-administration iis windows-administration network-administration vmware-administration network-security 00 more less
    • $16.67 HOURLY RATE
    • 4.8
    • 578 HOURS
    • INDIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
  • Top Notch IT Consultant and Virtual Assistant

    My IT experience includes being a Network Engineer and Network Administrator for 4+ years, handling a range of devices: Cisco Routers and Cisco Switches, Juniper Firewalls, Checkpoint Firewalls, Linux-based Firewalls. I also have network troubleshooting skills for Linux and Windows … more

    My IT experience includes being a Network Engineer and Network Administrator for 4+ years, handling a range of devices: Cisco Routers and Cisco Switches, Juniper Firewalls, Checkpoint Firewalls, Linux-based Firewalls. I also have network troubleshooting skills for Linux and Windows servers as well. I am very knowledgeable in TCP/IP and IT Networking. In the last 7 years, I have been engaged in several virtual assistant tasks in my line of work. This includes administrative tasks such as making the minutes of our meetings and transcribing them, typing documentation reports, doing web research and data-entry, as well as data-mining related info from the Internet and putting it on a website, spreadsheet or a word document file. I have done advertisement postings in the web, e-mail and social media for marketing several of my businesses using catchy phrases and subject lines. I am a fast learner and very willing to be trained for new skills not included above as required for your task at hand. This all has been applied in my Information Technology work, my businesses and my career in sales and customer service.  less

    cisco-routers cisco-asa cisco-ios tcp-ip network-administration firewalls linux-system-administration network-security vpn wireless-network-implementation 00 more less
    • $6.67 HOURLY RATE
    • 5.0
    • 0 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 8 TESTS
  • System Engineer

    I am a self-motivated, hardworking, dedicated individual who is driven by goals and will work towards achieving those goals with passion and commitment. I enjoy challenges and take pride in my ability in facing and overcoming them. My wealth of … more

    I am a self-motivated, hardworking, dedicated individual who is driven by goals and will work towards achieving those goals with passion and commitment. I enjoy challenges and take pride in my ability in facing and overcoming them. My wealth of work experience helps me understand the requirements of my field and hence I keep striving to improve my skills and knowledge to be better at what I do. The field of IT is something I love being a part of and is the driving force behind my efforts Areas of expertise - Microsoft Windows server - Microsoft Windows client - Active Directory - Microsoft Exchange - VMware ESXi - Cisco Switches & Routers - Symantec backup Exec - Windows Backup - NAS Configuration - Network Security - Malware Detection & Removal - IT Infrastructure Security  less

    microsoft-exchange-server vmware-esx data-backup network-administration network-security cisco-routers microsoft-small-business-server-administration microsoft-active-directory mail-server-implementation computer-maintenance 00 more less
    • $16.67 HOURLY RATE
    • 4.4
    • 0 HOURS
    • NEW ZEALAND
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • Security expert- ITechsec.Ethical hacker. Penetration tester.

    If I want to introduce myself in one word , " I am a warrior against hackers or evil men do want waste your online business or reputation. I will ensure you 100% satisfaction with my development and hacking removal task. I … more

    If I want to introduce myself in one word , " I am a warrior against hackers or evil men do want waste your online business or reputation. I will ensure you 100% satisfaction with my development and hacking removal task. I work with below fields: -Penetration Testing - Joomla/Wordpress/osCommerce/Magento/Drupal and all CMS/forum devlopment. - Virus/Rootkit/Backdoors detection and removal - Web pages monitoring - Hacking recovery (shared hosting plans to dedicated servers) - Vulnerability patch - Audit - 24/7 Server Security Management - Full security audit (Linux dedicated/VPS servers) - System/Network Monitoring - Security updates/upgrades and hardening - Perl/CGI et PHP scripts audit -SQL Injection, XSS Cross site scripting - Havij, burp suite, sqlmap, web scarab - DDoS attack mitigation - Comment spams (blog, forum, contact form) As well as I do development work with different cms and php. Best regards, ASHRAFUZZAMAN .  less

    automotive-engineering network-security wireless-security security database-administration computer-networking penetration-testing mysql php data-entry 00 more less
    • $27.78 HOURLY RATE
    • 4.9
    • 4 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 3 TESTS
  • Consultant

    Previous owner of an I.T. consulting firm (5 years), plenty of experience in project management, teams of 4 - 10. I also have 9 years of experience managing servers and networks. Graduated with technical degree in computer science and engineering (4 year degree). Very well versed in Windows and Unix networking.

    network-administration network-security 00 more less
    • $17.78 HOURLY RATE
    • 5.0
    • 2783 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
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