Hands-on leader with a proven ability to build and grow production operations departments into well-organized, productive business units. Solid knowledge of creating strategies and processes that improve fast code releases and maintain a high level of quality and security. Diverse experience in startup companies, service organizations and big industry translates into fast problem resolution. Strong management and leadership skills, ability to manage cross-functional, cross-cultural teams, keeping high tech professionals motivated. Excellent communicator, hands-on, and focused on building strong relationships with external and internal clients. Experienced technology presenter at national and international events. Excellent contacts with high-tech and security press.

Professional Experience

• Wikimedia Foundation - April 2020 - current
  Manager, Site Reliability Engineering (SRE)
  Mountain View, California, USA
  
  Resonsible for the team that assures the performance and availability of the Wikipedia online encyclopedias.
  
  
• Marketo - September 2017 - December 2018
  VP Site Reliability Engineering (SRE)
  San Mateo, California, USA
  
  Responsible for the performance and availability of the Marketo SaaS application in the legacy on premise global environment. Improved overall speed by 2x and uptime to 99.99%. Implemented SSL certificate management system improving service time by 400%. In addition in charge of its migration to the Google Cloud Platform a multi-month effort of transporting the application to GCP, porting where possible and using Google provided technology wherever of advantage. Implemented SRE teams and synchronized with the company DevOps movement. Evaluated CloudSQL as a replacement for hundreds of MySQL databases, Google Dataproc for on-premise Hadoop, Kubernetes as a virtualization replacement, MongoDB Atlas vs. local MongoDB and Kafka service options vs. local Kafka.
  
  
• Google - July 2016 - September 2017
  Director SRE
  Sunnyvale, California, USA
  
  Responsible for the Corp Eng Site Reliability Engineering teams in Sunnyvale, New York and Sydney. Corp Eng SRE is in charge of internal Google infrastructure such as DHCP and DNS, plus a large set of internal business applications.
  
  
• Qualys - July 2002 - June 2016
  CTO - 2011-2016
  VP of Engineering - 2009-2011
  VP of Operations - 2006-2008
  Director of Operations - 2002-2005
  Redwood City, California, USA
  
  Responsible for the overall technical direction of the Qualys SaaS architecture and all its innovation aspects. Technical spokesperson for the company and contact for major customers and partners. As VP of Engineering developed 3 new product lines (PC, WAS, MDS) for the QualysGuard SaaS (Linux, Apache, Oracle, PHP) platform. Initiated refactoring of the appliance code base (C/C++) and migration to a new internal scripting language (Lua). Grew the engineering team by 50% from 40 to 60 engineers. Implemented the first offsite Qualys engineering center in Beijing, China. As Director and later VP of Operations maintained the Qualys SaaS platform through periods of substantial growth from an initial footprint of tens of servers to hundreds of servers and thousands of appliances. Grew the Operations team from 3 system administrators to 15 system and database administrators. Improved uptime from 99.5% to 99.95%. Implemented performance and availability monitoring. 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.
  

• Blog: Laws of Vulnerabilities - http://laws.qualys.com
• RSA Conference - http://www.rsaconference.com/speakers/wolfgang-kandek
• Slideshare - http://www.slideshare.net/wkandek
• "Laws of Vulnerabilities 2.0" Black Hat Las Vegas, NV, USA. July 2009.
  
• "Highly Available Oracle Databases" IOUG-A Live Orlando, FL, USA. May 1998.
  

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

• US9432392 - System and Method for performing remote Security Assessments of firewalled Computer
• US8281396 - System and Method for assessing the Compliance of a Computer across a Network
• US8484694 - System and Method for performing remote Configuration Assessment of a networked Computer Device

Fluent in German, English and Portuguese