Hands-on leader with a proven ability to build and grow Technical Operations departments focusing on internet facing products and their performance and availability needs. Solid knowledge of creating strategies and processes that improve and maintain a high level of security and enhance service offerings.
Diverse experience in big industry, service organizations and small start-up companies contributes to fast problem resolution times. Strong management and leadership skills, with the ability to manage cross-functional, cross cultural teams and to keep high tech professionals motivated. Excellent communicator, with an emphasis on building strong relationships with external and internal clients.

Professional Experience

• Qualys - July 2002 - present
  CTO/VP of Operations/Director of Operations
  Redwood City, California
  
  Initially responsible for the Operation and Security of the QualysGuard service, since 2006 heading both Operations and Engineering departments. Implemented the QualysGuard Software-as-a-Service (SAAS) application on a set of Linux based application and databases servers and several thousand appliances installed at customer locations. Built a team of System Administrators, Security Engineers, Database Administrators and Build Engineers. Improved uptime from 99.5% to 99.95%. Scaled the service's website through strong growth periods. Introduced redundant, robust firewalls and load balancers. Implemented performance and availability monitoring. Migrated QualysGuard servers into a secure, private suite datacenter. Implemented strong access control using RSA SecurID on all production servers. Conducted SAS70 audits on Qualys Operations. Negotiated national and international datacenter deals.
  


• Bertelsmann - July 2001 - June 2002
  Director of Network Operations
  Redwood City, California
  
  Responsible for the BeMusic/myplay website and music streaming services with over 100 Sun servers and 40 Terabytes of EMC storage. Managed a budget of 4.7 Million dollars. Designed new network infrastructure. Introduced a launch plan for site changes, a ticketing system, uptime monitoring/reporting and a documentation system. Managed projects for stabilization of the Oracle databases, restructured backup policies and implemented storage monitoring for 40 TB of NFS based storage. Contact person for due diligence regarding Network Operations during the Bertelsmann acquisition. Maintained Vendor relations with Sun, EMC, Cisco, Veritas and AboveNet. Hands-on administration of internet and corporate computing infrastructure, Microsoft Windows 2000 file servers, Exchange mail server, Checkpoint Firewall, Nortel phone switch and wireless network.
  


• iSyndicate - January 2000 - July 2001
  Manager of System Administration / Sr. Director of Operations
  San Francisco, California
  
  Responsible for the implementation of iSyndicate's internet services and corporate computing infrastructure and their continuous operation. Grew server base from 2 to 45 machines, Linux and Solaris. Managed team of 12 professionals. Migrated services from MySQL database to Oracle. Introduced Weblogic application servers. Implementation of SLAs, service and response time monitoring, documentation standards and Request tracking system, using a variety of open-source tools. Implementation of an East coast warm standby datacenter. Negotiation and implementation of foreign edge computing datacenters (UK, Germany, Japan). Managed 200+ corporate workstations.
  


• EDS - October 1998 - December 1999
  Senior Technical Architect - Unix Engineering
  Napa, California
  
  Responsible for the architecture, design and capacity planning of the Unix servers of a major EDS client. Designed and implemented the infrastructure for a Scopus/Siebel application using Oracle databases on a four domain Sun E10000 system and a three-tier Peoplesoft Financials 7.5 installation on Sun E450s/E5500. Defined several highly-available infrastructure architectures using Sun Microsystems Enterprise Servers, E450 to E6500 and Sun Storage A1000-A5000 and using Sun Cluster software. Lead large scale tuning project with external consultants from Sun and Oracle.
  
  
• Hypermedia Technologies Ltda. - 1993 - 1998
  Technology Consulting - Senior Partner
  Rio de Janeiro, Brazil
  
  Technology consulting in major Brazilian companies in the media and industry sector. Responsible for the technical architecture of all projects. Designed and implemented a software distribution system and a batch controller/output management system in 'C' (Pro-C, OCI) running on heterogeneous Unix platforms for a major Brazilian company. Designed and implemented several projects using web-based development tools. Developed methodology for tuning of Oracle databases on Unix Servers. Implemented and maintained Oracle Parallel Server (OPS) on IBM AIX/HACMP.
  


• IBM Brazil - 1990 - 1993
  General Business Marketing - AIX Specialist
  Rio de Janeiro, Brazil
  
  Worked on the introduction of the IBM RS/6000 platform in Brazil. Trained technical staff from clients and IBM internal. Provided support for migrations from competitors' platforms to AIX.


• Gellrich GmbH - 1989
  Health Care Software - Software Engineer
  Bochum, Germany
  
  Designed and coded software modules in 'C' for a health-care application.
  

• Master in Computer Science, Computer Graphics - 1989
  Technische Hochschule Darmstadt, Germany
• Bachelor in Computer Science - 1987
  Technische Hochschule Darmstadt, Germany

"Highly Available Oracle Databases" IOUG-A Live Orlando, FL, USA. May 1998. (http://www.kandek.com/pres_520_1.pdf)


Languages

Fluent in German, English and Portuguese