Job
In this role, you'll take ownership of security operations, optimize Microsoft Defender XDR and Sentinel, lead incident response, and continuously enhance our detection and response capabilities.
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Your role in the team
- We're looking for a skilled and proactive Security Administrator (M/F/D) to lead the charge in strengthening our cybersecurity posture.
- In this role, you'll take ownership of our security operations-implementing and optimizing tools like Microsoft Defender XDR and Sentinel, driving incident response, and continuously improving detection and response capabilities.
- You'll work at the intersection of IT, security, and business teams to ensure our systems stay resilient against evolving threats, while supporting compliance and contributing to a security-first culture.
- Lead the implementation and optimization of security tools, including Microsoft Defender XDR and Sentinel. Lead and coordinate security incident response activities across IT and Security domains.
- Manage security alerts and incidents, performing triage, root cause analysis, and post-incident reviews.
- Monitor and manage security operations to detect, investigate, and respond to threats across the organization in a timely manner.
- Develop and maintain security incident response playbooks and procedures.
- Conduct threat hunting and analysis using Sentinel and Defender telemetry to identify suspicious activity and improve detection rules using MITRE Attack framework.
- Collaborate with IT, Information Security, and business units to ensure detection rules cover emerging threats.
- Continuously improve security posture by analyzing trends, implementing automation, and refining detection logic.
- Support compliance and audit activities by ensuring security policies, controls, and reporting align with internal and external requirements.
- Maintain and update security documentation, including runbooks, playbooks, and architecture diagrams.
- Train and support internal teams on security best practices, threat awareness, and secure configuration standards.
Our expectations of you
Qualifications
- Excellent knowledge of Microsoft Defender XDR and Microsoft Sentinel.
- Strong Knowledge of IT Security principles.
- Strong knowledge of ITIL, ISO27001, NIST CSF, GDPR, and DORA is preferred.
- Proficient in SIEM and detection tools and scripting.
- Strong process orientation: able to design, document, and roll out effective processes.
- Strong communication skills, able to explain IT processes and best practices to non-technical audiences.
- Certifications (ITIL, CISSP, CISM, etc.) are valued but not required.
Experience
- 5+ years experience in incident response activities across IT and security domains.
Topics you will work on
Job locations
About your employer
Wir möchten privaten Anlegern die besten Handelsmöglichkeiten an Börsen rund um den Globus bieten. Mit diesem Ziel ist LYNX 2006 in den Niederlanden gestartet. Heute gehören wir zu den führenden Anbietern in Europa. Kein Zufall, schließlich arbeiten wir jeden Tag daran, noch ein bisschen besser zu werden. Denn für uns zählt nur eines: der Erfolg unserer Kunden.
- 2006
- Established Company
- Onsite, Hybrid
- Banking, Finance, Insurance
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