Senior Security Engineer
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Do you enjoy turning complex security data into intelligent, automated defence? At Fox-IT (part of NCC Group), you’ll help leading organisations across the Netherlands strengthen their security posture using Microsoft’s security ecosystem.
You’ll design and deliver Sentinel-led detection and response, build smart SOAR automation, and shape XDR strategies that drive real impact. This is hands-on consultancy work in a collaborative environment that values innovation, knowledge sharing, and high-quality delivery.
Microsoft Sentinel engineering:
Design, deploy and optimise Sentinel environments, including data connectors, normalisation, analytics rules, UEBA, watchlists, workbooks, and cost-conscious ingestion strategies
Automation & SOAR:
Develop and implement pragmatic SOAR playbooks using Logic Apps and Power Automate to reduce manual effort and improve response times
Design, deploy and optimise Sentinel environments, including data connectors, normalisation, analytics rules, UEBA, watchlists, workbooks, and cost-conscious ingestion strategies
Automation & SOAR:
Develop and implement pragmatic SOAR playbooks using Logic Apps and Power Automate to reduce manual effort and improve response times
XDR implementation:
Deploy and optimise Microsoft Defender XDR across endpoints, identity, email, and cloud. Align detections with MITRE ATT&CK and relevant threat scenarios
Threat hunting & response:
Use KQL for proactive threat hunting, support incident triage, and continuously improve detection use cases in collaboration with SOC teams
Deploy and optimise Microsoft Defender XDR across endpoints, identity, email, and cloud. Align detections with MITRE ATT&CK and relevant threat scenarios
Threat hunting & response:
Use KQL for proactive threat hunting, support incident triage, and continuously improve detection use cases in collaboration with SOC teams
Data protection & compliance:
Advise on Microsoft Purview, Information Protection, and DLP, supporting clients from design through to implementation and rollout
Client delivery:
Translate technical solutions into business value through roadmaps, reporting, and stakeholder communication
Advise on Microsoft Purview, Information Protection, and DLP, supporting clients from design through to implementation and rollout
Client delivery:
Translate technical solutions into business value through roadmaps, reporting, and stakeholder communication
Knowledge sharing:
Support and mentor colleagues, contribute to reusable assets, and share best practices within Fox-IT
Business development:
Support pre-sales activities, including scoping, proposals, and advising clients on security strategy
Strong experience delivering Microsoft Security solutions, including:
- Microsoft Sentinel (essential)
- Microsoft Defender XDR
- SOAR (Logic Apps / Power Automate)
- Purview / DLP
- Solid skills in KQL, scripting (PowerShell), and version control (Git)
- Experience with cost optimisation in Azure (ingestion, retention, table selection)
Proven Consulting Capability:
- Client workshops
- Architecture design
- Stakeholder management
- Clear and structured reporting
- Understanding of security standards and frameworks (ISO 27001, NIST, GDPR) within a cloud context
Language requirement: Professional fluency in Dutch and English (written and spoken)
Nice-to-have Skills:
- Infrastructure as Code (ARM, Bicep, Terraform)
- Entra ID and Conditional Access
- Microsoft Defender for Cloud, Intune
- MITRE ATT&CK mapping
- Incident response experience
- Certifications such as SC-200, SC-100, CISSP, CISM, ISO 27001
Ways of Working:
- Focusing on Clients and Customers.
- Working as One NCC.
- Always Learning.
- Being Inclusive and Respectful.
- Delivering Brilliantly.
- A good salary that matches the things you have already done and will do;
- Flexible working hours and flexibility in working from home or at the office, allowing you to optimally combine your private life with your work;
- A favorable pension scheme, 26 vacation days (+4 mandatory days off), and 8% holiday pay with a full-time contract;
- Plenty of development opportunities: you can gain and share knowledge through training, TechTalks, events, and our own Fox Academy;
- A laptop and business phone. If you use your own phone, you will receive a reimbursement of up to €25 per month;
- A remote work allowance (for hybrid working);
- A performance bonus and profit sharing because we value your effort;
- When we work in the office, we gather every day for a delicious lunch.