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Senior Detection Engineer
Senior Detection Engineer
Be the true you
Join us in protecting the Netherlands' critical infrastructure from cyber attacks. Work within the Netherlands' leading Security Operations Centers (SOCs). We leverage the latest technologies to structurally strengthen the cyber resilience of vital organizations. At Deloitte.
Benefits
- You will receive a profit-sharing bonus. On top of your fixed salary.
- Continue professional growth. Join our development program.
- A work-from-home office setup allowance to make sure you have everything you need for an ergonomically designed workstation and internet allowance.
- Work part-time (32 hours a week) or full-time (40-hours a week).
Be the true you
- 3–6 years of hands-on experience in detection engineering, threat hunting, or incident response.
- At least three years of experience with at least one of: Elastic (SIEM/EDR), Suricata, Zeek.
- Demonstrable experience writing, tuning and validating detection logic in at least two of: Sigma, YARA‑L, ESQL.
- Strong understanding of detection deployment across the Detection Engineering Spectrum.
- Experience with telemetry sources and threat modelling.
- Comfortable working in a fast‑paced environment where threat‑driven detection and rapid iteration are the norm.
- Strong familiarity with MITRE ATT&CK and detection mapping of adversarial techniques.
What impact will you make?
As a Senior Detection Engineer you develop and implement advanced detection rules and monitoring solutions to quickly and effectively identify cyber threats. You build monitoring capabilities for network traffic, security logs, EDR/NDR data and OT environments. You also translate threat intelligence and Red Team reports into innovative detection options and coach your colleagues to promote knowledge sharing and stimulate innovation.
Do you want to play a key role in protecting the Netherlands? Apply as a Senior Detection Engineer and join us in our cutting‑edge, intelligence‑driven SOCs that are leading the way in automation and innovation. Your work will have a direct impact on the digital security of vital organisations.
For this position, candidates must be an EU resident and fluent in Dutch. We do not offer relocation packages for this position.
Let's make progress together
Connect your future to Deloitte
How do you do this?
- Own the delivery of high‑quality detection content.
- Guide the Detection Engineering team on prioritisation, coverage and detection choke‑points.
- Partner with CTI and Red Teams and guide the process of converting regular assessments into refined detection strategies.
- Play a key role in shaping a comprehensive threat detection strategy aligned with business objectives and industry best practice.
- Mentor and support junior to medior detection engineers.
- Contribute to threat modelling efforts to identify high‑value detection opportunities and coverage gaps.
- Analyse telemetry sources (e.g. Windows Event Logs, Sysmon, cloud logs, network traffic) to identify detection use cases and ensure telemetry readiness.
We would like to meet you!
We are curious to know more about you. To learn what makes you exceptional. Because at Deloitte, we believe that our mutual differences add value to our client's needs. Please introduce yourself and apply for this great opportunity.
Our application process
Select one of the steps for more information
Step 1: Preparation
Step 2: CV and motivation
You can upload your CV and a motivation letter. We will send you a confirmation when we have received all your details.
Step 3: The assessment
When a recruiter sees enough of a match with your profile, we will ask you to complete an online assessment. By playing four online games, we can see which qualities and talents you possess and whether they align with the position you've applied for.
Step 4: The interview
Depending on the scores of the career scan, you will be invited for a first interview with the recruiter. The first interview is held with a recruiter and someone from the team. We are curious about who you are, what you have done and what you expect from a new job. We also give you more insight into what we are looking for and what the tasks are that belong to the position. If both parties would like to discuss it further, you will be invited for a next interview. In these conversations, we go deeper into the content. What is your talent and what skills do you manage? You can during one of the next interviews get a case study.
Step 5: The offer
When all conversations have been satisfactorily completed (for both parties), an offer will follow. The recruiter will draw up the contract for you which you will receive digitally.
Questions or doubts? Get in touch.
Teun Heidemann
Recruiter
We are pleased to offer you tips on how to responsibly combine AI with your unique qualities, ensuring that 'your recruitment process' truly represents you. Not sure if this vacancy is right for you? Please contact me.