Senior Security Engineer

Posted 5 Days Ago
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Rijswijk, NLD
Hybrid
Senior level
Information Technology • Professional Services • Software • Cybersecurity
The Role
Designs and delivers Microsoft security solutions for clients, including Sentinel environments, SOAR automation, Defender XDR, threat hunting, incident response, Purview, and DLP. The role includes KQL-based detection engineering, Azure cost optimization, client workshops, architecture design, stakeholder reporting, security strategy, pre-sales support, and mentoring colleagues. Professional fluency in Dutch and English is required.
Summary Generated by Built In
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. 

Key Responsibilities
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 
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 
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 

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 

Skills, Knowledge & Expertise
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. 

Job Benefits
  • 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.  



About
We assess, develop and manage cyber threats across our increasingly connected society. We advise global technology, manufacturers, financial institutions, critical national infrastructure providers, retailers and governments on the best way to keep businesses, software and personal data safe.With our knowledge, experience and global footprint, we are best placed to help businesses identify, assess, mitigate & respond to the risks they face.We are passionate about making the Internet safer and revolutionising the way in which organisations think about cyber security.Headquartered in Manchester, UK, with over 35 offices across the world, NCC Group employs more than 2,000 people and is a trusted advisor to 15,000 clients worldwide.

Skills Required

  • Strong experience delivering Microsoft Sentinel solutions
  • Experience with Microsoft Defender XDR
  • Experience developing SOAR automation with Logic Apps or Power Automate
  • Experience with Microsoft Purview and DLP
  • Strong KQL skills
  • Scripting experience with PowerShell
  • Version control experience with Git
  • Experience optimizing Azure security data ingestion, retention, and table selection costs
  • Consulting experience, including client workshops, architecture design, stakeholder management, and structured reporting
  • Understanding of ISO 27001, NIST, and GDPR in a cloud context
  • Professional fluency in Dutch and English, written and spoken
  • Infrastructure as Code experience with ARM, Bicep, or Terraform
  • Experience with Entra ID and Conditional Access
  • Experience with Microsoft Defender for Cloud or Intune
  • Experience mapping detections to MITRE ATT&CK
  • Incident response experience
  • Certifications such as SC-200, SC-100, CISSP, CISM, or ISO 27001
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The Company
HQ: Manchester
2,140 Employees
Year Founded: 1999

What We Do

NCC Group is a global cyber security and resilience company that helps organizations manage risk, strengthen resilience, and build trust. They provide services in cyber security consulting, managed services, technical assurance, and software escrow.

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