Freelance Senior Information Security Consultant | Lead

Cingulum

Zaventem

On-site

EUR 165,000 - 248,000

Full time

14 days+

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Job summary

Cingulum is seeking an experienced Senior Information Security Consultant to join our trusted freelance network. You’ll lead projects that strengthen client cybersecurity postures, prepare for audits, and build long-term resilience.

You will coach junior consultants, review deliverables, and ensure quality across engagements while aligning with client timelines and scope. Fluency in Dutch and English is required, with French as a plus.

Qualifications

At least 5 years’ experience in cybersecurity, IT governance, or risk management.
A confident grasp of ISO 27001, CyFun, and related frameworks.
Strong stakeholder communication skills, both technical and business-facing.
The ability to work independently within structured engagements.
Fluency in Dutch and English is required. Professional knowledge of French is considered a plus.

Responsibilities

Lead NIS2 or ISO27001 implementation and readiness tracks.
Design governance, risk management, and business continuity frameworks tailored to each client’s needs.
Act as a CISO (ad interim or fractional) for clients, offering strategic guidance and oversight.
Coach junior consultants, review deliverables, and ensure quality across engagements.
Support external audits or take the lead on internal readiness assessments.
Monitor project performance and keep clients aligned on timelines, scope, and impact.