Johan Geertsma

Johan Geertsma

Security, PKI, Linux, ETSI, CWA, ISO, CISSP, CISM, SABSA, | Kampen, Kampen, Netherlands

*50 free lookup(s) per month.

No credit card required.

Johan Geertsma’s Emails

Johan Geertsma’s Phone Numbers

Social Media

Johan Geertsma’s Location

Johan Geertsma’s Expertise

Johan Geertsma’s Current Industry

Johan Geertsma’s Prior Industry

Not the Johan Geertsma you were looking for?

Find accurate emails & phone numbers for over 700M professionals.

Work Experience

Kpn

Senior Security Officer @ KPN CISO

Mon May 01 2023 00:00:00 GMT+0000 (Coordinated Universal Time) — Present

Kpn Security

Security Manager

Sun Mar 01 2015 00:00:00 GMT+0000 (Coordinated Universal Time) — Mon May 01 2023 00:00:00 GMT+0000 (Coordinated Universal Time)

Kpn

Technical Consultant

Mon Jul 01 2013 00:00:00 GMT+0000 (Coordinated Universal Time) — Wed Jul 01 2015 00:00:00 GMT+0000 (Coordinated Universal Time)

Getronics Pinkroccade

Technical Specialist

Wed Apr 01 2009 00:00:00 GMT+0000 (Coordinated Universal Time) — Tue Jan 01 2013 00:00:00 GMT+0000 (Coordinated Universal Time)

Getronics Pinkroccade

Technical Support Specialist

Sat Dec 01 2007 00:00:00 GMT+0000 (Coordinated Universal Time) — Sun Mar 01 2009 00:00:00 GMT+0000 (Coordinated Universal Time)

Getronics Pinkroccade

Technical Specialist / Consultant

Tue Apr 01 2003 00:00:00 GMT+0000 (Coordinated Universal Time) — Thu Nov 01 2007 00:00:00 GMT+0000 (Coordinated Universal Time)

Pinkroccade

Project Employee

Wed Jul 01 1998 00:00:00 GMT+0000 (Coordinated Universal Time) — Sat Mar 01 2003 00:00:00 GMT+0000 (Coordinated Universal Time)

Skills

Languages

No languages available.