Sake Blok

Sake Blok

Amsterdam Area, Netherlands

Current
  • Owner at SYN-bit
  • Research and Development Engineer at ion-ip
  • Core Developer at Wireshark Development Team
Past
  • Network Engineer at Inter Access BV
  • Network Engineer HQnet at ABN AMRO
  • Network Engineer - BBA at Belastingdienst Automatiserings Centrum (BAC)
  • Manager Implementation Team at EuroNet Internet
  • Assisting Manager Support Services at EuroNet Internet
  • Support Engineer at EuroNet Internet
Education
  • Universiteit van Amsterdam
  • Universiteit van Amsterdam
  • Universiteit Twente
  • Sint Nicolaas Lyceum
Connections
416 connections
Industry
Computer Networking

Sake Blok’s Summary

Network specialist with broad skills in implementing and troubleshooting complex networks based on firewalls (Juniper NetScreen, Checkpoint), loadbalancers (Nortel Alteon, F5 BigIP), SSL-offloaders (Nortel Alteon, F5 BigIP), Proxies (Netapp NetCache) and L2/L3 devices (Cisco).

A passion for Network Analysis, Protocol Analysis, bug chasing and problem solving.


Sake Blok’s Experience

  • Owner

    SYN-bit

    (Computer Networking industry)

    April 2009Present (8 months)

    Instructing:
    Giving wireshark and troubleshooting training.

    Coaching:
    Training Network Engineers to solve the problems they face in their network.

    Consultancy:
    Solving problems in Application Delivery Networks

  • Research and Development Engineer

    ion-ip

    (Privately Held; 51-200 employees; Computer Networking industry)

    October 2007Present (2 years 2 months)

    Mainly involved with:

    - Testing the functionality and performance of ion-ip application delivery solutions, based on a variety of products (F5, Juniper, Nortel)
    - Troubleshooting complex networking issues by building test-setups and/or going onsite (often resulting in bug-reports towards the vendors)
    - Coaching Network Engineers
    - Developing and managing the ion-ip testlab
    - Creating custom application delivery solutions for the specific needs of customers

  • Core Developer

    Wireshark Development Team

    (Non-Profit; Computer Networking industry)

    August 2007Present (2 years 4 months)

    In my spare time I do some development for Wireshark (http://www.wireshark.org), the worlds leading Network Protocol Analyser. My main contributions were in the field of GUI enhancements and bugfixes. I have come a long way since my first patch (back in 2006), but still have a lot to learn too, which is a nice challenge.

  • Network Engineer

    ion-ip

    (Privately Held; 51-200 employees; Computer Networking industry)

    April 2002September 2007 (5 years 6 months)

    Working with the following hardware, concentrating on installation, support-services and troubleshooting:
    - Nortel Alteon product line (NNCSS Alteon certified)
    - F5 networks BigIP's (F5SE v9 certified)
    - Juniper NetScreen firewall/VPN (JNCIS-FWV certified)
    - Cisco IOS routers (CCNP certified)
    - NetApp NetCache

  • Network Engineer

    Cable & Wireless

    (Public Company; 10,001 or more employees; Information Technology and Services industry)

    April 2002June 2003 (1 year 3 months)

  • Network Engineer e-Infra

    ABN/Amro

    (Public Company; Banking industry)

    January 2001April 2002 (1 year 4 months)

  • Network Engineer

    Inter Access BV

    (Privately Held; 501-1000 employees; Information Technology and Services industry)

    January 1999March 2002 (3 years 3 months)

  • Network Engineer HQnet

    ABN AMRO

    (Public Company; Computer Networking industry)

    October 1999January 2001 (1 year 4 months)

  • Network Engineer - BBA

    Belastingdienst Automatiserings Centrum (BAC)

    (Government Administration industry)

    April 1999September 1999 (6 months)

  • Manager Implementation Team

    EuroNet Internet

    (Internet industry)

    January 1998December 1998 (1 year )

  • Assisting Manager Support Services

    EuroNet Internet

    (Computer Networking industry)

    July 1996December 1997 (1 year 6 months)

  • Support Engineer

    EuroNet Internet

    (Internet industry)

    March 1995June 1996 (1 year 4 months)


Sake Blok’s Education

  • Universiteit van Amsterdam

    Business Information Systems 19931996

  • Universiteit van Amsterdam

    Sociology 19931995

  • Universiteit Twente

    Electrical Engineering 19891990

  • Sint Nicolaas Lyceum


Sake Blok’s Contact Settings

Interested In:

  • career opportunities
  • consulting offers
  • new ventures
  • job inquiries
  • expertise requests
  • business deals
  • reference requests
  • getting back in touch

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