Ralf Siebelt Email
Chief Information Security Officer (CISO) @ Gemeente Hollands Kroon
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Ralf Siebelt Location
- Netherlands
Ralf Siebelt Work
- 2026 -now Chief Information Security Officer (CISO) @
- 2025 -2025 Engagement Security Officer @
- 2025 -now Senior Information Security Consultant @
- 2024 -2024 Technisch Security Officer @
- 2023 -2025 Chief Information Security Officer (CISO) (hired) @
- 2023 -2024 Information Security Officer (hired) @
- 2022 -2023 Interim Information Security Specialist (hired) @
- 2021 -2022 Interim Information Security Officer (hired) @
- 2021 -2023 Interim Information Security Officer @
- 2019 -2024 Information Security Consultant (hired) @
- 2017 -now Owner and Senior information security consultant and interim (C)ISO @
- 2018 -2019 Information Security Manager (hired) @
- 2017 -2018 Information Security Manager (hired) @
- 2016 -2017 Freelance Information Security Officer and Security Consultant @
- 2016 -2017 Security Manager Play Digital (hired) @
- 2015 -2016 Security Manager @
- 2006 -2012 (Corporate) Information Security Officer @
- 2000 -2005 ICT Infra and Operations Medewerker @
- 2013 -2015 Business Consultant Identity and Access Management @
- 2010 -2012 Information Security Officer @
- 1998 -2000 Netwerk speciaist and Productmanager Telefonie @ Rabofacet
- 1997 -1998 Medewerker Clientenservice @
Ralf Siebelt Education
- Prowareness
Team Kanban Practitioner
2023-2023 - TFG Academy
(CIPP/e, CIPM, CIPT)
2016-2016 - CISSP
CISSP (Information Security)
2007-2008 - Rabofacet icm Intercai
(Opleiding tot netwerkspecialist)
1997-1998 - Het Utrecht College / MBO College Versfelt-Ruygenhoek
(MEAO Economisch-Juridisch (EJ))
1993-1996
Ralf Siebelt Skills
- CISA
- Leadership
- Informatiebeveiliging
- Information Security
- Banking
- Consulting
- Social Media
- CISSP
- ITIL
- IT Audit
- COBIT
- Physical Security
- Networking
- Incident Management
- Financial Risk
- Beveiliging
- Business Analysis
- ICT
- Role Based Acess Contro Rbac
- Identity And Access Management Iam
- Vulnerability Management
- Management Consulting
- Business Continuity
- Risk Management
- Role Based Acess Contro
- Security Awareness
- Change Management
- IT Management
- Editing
- Information Security Management
- PRINCE2
- ISO 27001
- Governance
- Informatietechnologie
- Operational Risk Management
- Management
- MS Office
- Security
- Process Management
- Cloud Computing
- Security Policy
- Business Continuity Planning
- IT Service Management
- ISMS
- SIEM
- ISO27001
- Identity and Access Management
Ralf Siebelt Summary
- Ralf Siebelt, based in Netherlands, is currently a Chief Information Security Officer (CISO) at Gemeente Hollands Kroon. Ralf Siebelt brings experience from previous roles at Sogeti, IBS Capital Allies, Anna Zorggroep and Amerpoort. Ralf Siebelt holds a 2023 - 2023 Team Kanban Practitioner @ Prowareness. With a robust skill set that includes CISA, Leadership, Informatiebeveiliging, Information Security, Banking and more. Ralf Siebelt has 1 emails on RocketReach.
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