--Admin systems Extensive experience with the configuration, hardening, and maintenance of various Linux distributions, including: * Red Hat Enterprise Linux, Fedora, CentOS * Debian, Ubuntu * OpenSuse Able to set up vital Linux infrastructure components including load balancers, DNS servers, proxy, web/application servers, and mail servers. Familiar with os-level security policies as well as server-level security layers like SELinux. --Admin database Skilled in MySQL database administration for standalone servers as well as replicated and clustered environments. I have also worked with postgsql --Admin Network I've been working as a network administrator for 5 years. For now I'm working in a governmental agency as a network administrator and network security specialist. Have experience with almost every cisco and hp network devices, also I design governmental network and our agency network design. I'm certified ccna,ccnp and ccna sec. had trainings in ccnp sec, ccdp, gsec, CEH,ENSA and Microsoft products (server 2003/8, exchange server and etc) Monitoring and diagnosing faults of VPN connections with other organization, Data Exchange Agency IPS/IDS system and sensor setup, operation. Security concept, design, documentation and implementation. --Admin other Here is the incomplete list of technologies and solutions I have used over my 5 years of experience. -Zabbix, Zenoss, Nagios, Munin and Cacti for monitoring purpose -Configuration management - Puppet, SpaceWalk, Katello -Web servers - Apache, Ngnix, Lighttpd -Load Balancing with Haproxy and Barracuda Load Balancer -Virtualization - Vmware ESXi --Computer Skills, Trainings and Certification Windows; Windows Server (2003/2008/2012); MS Office; Linux; MacOS ; Network Monitoring Tools; Certified Ethical Hacking ( CEH ) - Self-study Course Security Certified Network Specialist - Self-study Course EC-Council Network Security Administrator - Self-study Course Metasploit Framework Expert - Self-study Course CompTIA Security - Self-study Course HISTORY * SpeedLine - Aug 2010 to May 2012 - Linux Engineer, System Administrator * DATA EXCHANGE AGANCY - Jun 2012 to May 2014 -CERT SPECIALIST * Unipay - Jun 2014 to Present -Linux Enginner, Network Administrator
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SECURITY CONSULTANT - 10 years provided IT security services for large Fortune 500 companies in the Energy, Healthcare, and Education sectors. Provided services in firewall and IDS management, vulnerability assessment, and penetration testing. Skills and tools include: CheckPoint, Juniper, Cisco, Nessus, Core Impact, BurpSuite, MetaSploit, and many others. SYSTEMS ADMINISTRATOR - Secured and maintained hundreds of Linux and *NIX based systems in corporate, university, and small business environments. Specializing in LAMP/LEMP configuration management and daily operations. Excellent in automation of routine processes via shell/Perl scripts. 21 years experience in providing administration in varying capacities. Skills include: Apache, Nginx, MySQL, Memcached, Varnish WEB DEVELOPER - PHP application developer. Provide programming and maintenance for two actively used applications. One provides access to DNS configuration management for thousands of customers daily and includes a full RESTful API for programmatic use. The other application provides data import, data analysis, and reporting capabilities for security consulting experts to streamline the reporting process when combining the output of multiple security tool data. Skills include: PHP, Perl, shell scripting, HTML, jQuery
1. Python development: Rich experience in distributed Python applications and web applications development using Django, Pyramid, and Celery. Released several mobile Python applications (kivy). 2. Security Assessment: I have a huge experience in vulnerability research and security assessment (currently this is my main occupation). Reached the top in many hacking contests, including DEF CON CTF. I usually specialize in web application security, however, I am experienced in network, database, cryptography and other security areas. Disclosed security advisories for many vendors including: - Cisco - Citrix - Yandex (Entered Bug Bounty Hall of Fame) - SAP - Qiwi 3. Game Development: Have an experience in game design and development using Game Maker Studio.
Graduated on Information Systems. Responsible for maintenance of Internet Security equipments of a Baking corporation. Pen-tester and Firewall deployment in many companies from Brazil. • CCSA – Checkpoint Certified Security Associate Course • CCNA - 640-801 – Cisco Certifield Networking Asssociate • Cisco Internetwok Troubleshooting 5.2 Course • BCPAA – Blue Coat Proxy Certified Associate • CCNA - Routing and Switching - Cisco Network Academy Course • CCNP – Cisco Certified Network Professional - Routing Course • BCPAA – Blue Coat Proxy Associate Course
CSSLP Certified Software Security professional with 13 years of experience in software security, performing penetration testing, security code review and secure SDL consultancy for large and specialized firms such as GE (Aviation, NBC, financial), Aspect Security, McAfee/foundstone, Softtek. Also hold a Master degree on e-commerce and I am a developer in Microsoft (ASP.NET, C#, Excel VBA, VB 3.0-6.0, Java EE 5-6), therefore I am able to find or fix vulnerabilities and speak "developer" fluently :). Seee my linkedin profile for references and andorsements http://www.linkedin.com/in/juancarloscalderon
I'm a Security Consultant with both Software & Hardware experience. I have a deep understanding of Industrial needs and constraints, thanks to very sensitive missions with large responsibilities in the Military Embedded System field and SASS companies with payments' security issues. My clients are Industrial groups & Consulting companies that want to secure their assets and business. I provide a complete offer of services such as: - Software Auditing (with code review and architecture analysis) - Penetration Testing (black, grey and white boxes) - Analysis of Hardware vulnerabilities (PCB & Embedded Systems) - Training of employees (technical or not) - Monitoring and maintenance against new IT vulnerabilities - Writing & Deployment of Safety Policies A typical mission is as following: 1. Study of the client's needs 2. Timed and Priced proposal 3. Kickoff meeting 4. Execution of the mission 5. Control of the results 6. Validation & Closing meeting
Arthur Duarte Agency Contractor
More than 7 years of experience in administration and security of Unix systems with certification issued by Sun Microsystems. Since 2010 experienced in cloud computing with two certifications issued by Amazon Web Services and systems virtualization using virtual machines. Experienced to perform auditing on systems and penetration test (PenTest) for the PCI-DSS certification. More than 7 years of experience supporting users both interal and external in an international environment, having 3 of these years in a Manager/Lead level. Hability to project computer structured network and segregation. Experienced in more than 7 years in systems automation for daily-basis routines using tools and Web/System programming languages. I have fluent English with certifications issued by the Michigan University. I have ease of communication and can work in a team easily.
I have a affinity for computing and networking and I am a linux enthusiast. I have worked for 2 years as a network administrator (windows and linux servers) and as a programmer with php, mysql, postgres, typo3. Since 2012 I worked in the IT security industry as a penetration tester, mainly for web applications, configuration audits (server, web server, os), mobile app and device reviews, firewall reviews and I am experienced in va/pci dss.