Senior Security Engineer

Posted 9 Days Ago
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Rijswijk, NLD
Hybrid
Senior level
Information Technology • Professional Services • Software • Cybersecurity
The Role
Provide hands-on consultancy to design, deploy and optimise Microsoft Sentinel environments, build SOAR playbooks, implement Defender XDR, conduct KQL-based threat hunting and incident triage, advise on Purview/DLP, and translate technical solutions into client-facing roadmaps, reporting, and pre-sales support.
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
What do we offer in return?  
 
We have a high-performance culture which is balanced evenly with world-class well-being initiatives and benefits: 
  • Flexible Working: Balance your work and personal life with our flexible working options. 
  • Generous Holiday Allowance: Enjoy 25 days of holiday, plus bank holidays, with the option to buy up to 5 additional days of annual leave. 
  • Medicash & Critical Illness Scheme 
  • Financial & Investment Benefits: Enjoy peace of mind with our Pension, Life Assurance, and Share Save Scheme. 
  • Community & Volunteering Programmes: Make a difference in your community with our volunteering opportunities. 
  • Green Car Scheme: Drive green and save money with our eco-friendly car scheme. 
  • Cycle Scheme: Stay fit and healthy with our cycle-to-work scheme. 
  • Special Time Off: Take time off for those big moments in life, like getting married/entering into a civil partnership, becoming a grandparent, and welcoming home a new pet. 
  • Family Planning: Benefit from our generous maternity and paternity leave, as well as time off and support for those undergoing fertility treatments. 

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

  • Microsoft Sentinel experience (design, deployment, analytics rules, UEBA, watchlists, workbooks, ingestion strategies)
  • Microsoft Defender XDR (deployment and optimisation across endpoints, identity, email, cloud)
  • SOAR development using Logic Apps and Power Automate
  • Microsoft Purview and DLP design and implementation
  • KQL for threat hunting and detections
  • Scripting with PowerShell
  • Version control experience (Git)
  • Azure cost optimisation experience (ingestion, retention, table selection)
  • Consulting capabilities: client workshops, architecture design, stakeholder management, clear structured reporting
  • Understanding security standards and frameworks (ISO 27001, NIST, GDPR) in cloud contexts
  • Professional fluency in Dutch and English (written and spoken)
  • Infrastructure as Code (ARM, Bicep, Terraform)
  • Entra ID and Conditional Access
  • Microsoft Defender for Cloud and Intune
  • MITRE ATT&CK mapping experience
  • Incident response experience
  • Certifications (SC-200, SC-100, CISSP, CISM, 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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