Security Detection Engineer (Microsoft Sentinel)

TL;DR

Security Detection Engineer (Microsoft Sentinel): Design, build and improve security detections in Microsoft Sentinel to protect over 48,000 colleagues and millions of customers with an accent on reducing noise, tuning rules and strengthening cyber resilience. Focus on developing threat-based and compliance-driven detections, continuously recertifying them for effectiveness and collaborating with analysts and stakeholders in a regulated banking environment.

Location: Hybrid in Utrecht (NL)

Salary: €4,931 - €8,451 gross monthly (scale 09, 36-hour week)

Company

hirify.global is a global cooperative bank serving personal, business clients and focusing on food and energy transitions with over 48,000 colleagues worldwide.

What you will do

• Develop and maintain high-quality detections in Microsoft Sentinel for threat-based, compliance-driven and application-specific use cases.
• Tune and recertify detections to optimize signal-to-noise ratio, performance and maintainability.
• Advise stakeholders, translate requests into effective detection strategies and challenge unclear requirements.
• Improve detection landscape through automation, documentation and enrichment aligned with evolving threats and regulations.
• Collaborate with security analysts and application teams to ensure detections support daily operations.
• Periodically review detections for relevance, effectiveness and coverage across the bank.

Requirements

• Hybrid work in Utrecht (NL) with balance between home and office.
• Higher professional or academic level with at least 3 years in security detection or monitoring.
• At least 3 years hands-on with Microsoft Sentinel or Microsoft Unified Portal, writing and tuning KQL detections.
• Experience debugging and improving complex KQL detections in regulated environments.
• Clear communication with technical and non-technical stakeholders; critical, quality-driven mindset.
• Team player able to work independently and take ownership.

Culture & Benefits

• Thirteenth month pay, 8% holiday allowance, 10% Employee Benefit Budget.
• €1,400 annual development budget for personal growth.
• Hybrid work environment with healthy work-life balance.
• Focus on continuous improvement, knowledge sharing and collaboration in an analytical team.
• Investment in personal and societal development, inclusive culture valuing differences.

Hiring process

• Application review, followed by one or more interviews (online possible) and potential assessments/assignment.
• Offer with legal screening and reliability assessment.
• Virtual assistant Bo schedules interviews via SMS/email; FAQs available.