Hybrid Security Administrator

at Lynx Software Technologies

• Job title: Security Administrator
• Job type: Full Time
• Experience level: Mid level, Senior
• Salary: Not specified
• Degree requirement: No Education Requirement
• Location requirements: Hybrid, Amsterdam, Netherlands

About the role

• Security Administrator leading security operations and incident response to bolster cybersecurity in a fast-paced fintech scale-up. Implementing tools like Microsoft Defender XDR and Sentinel for enhanced detection capabilities.

Responsibilities

• 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

Requirements

• Excellent knowledge of Microsoft Defender XDR and Microsoft Sentinel
• 5+ years experience in incident response activities across IT and security domains
• 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
• Certifications (ITIL, CISSP, CISM, etc.) are valued but not required

Benefits

• Competitive Salary, depending on your educational level and work experience
• Lunch, fresh juices & fruit
• Continuous growth potential and a training budget of €2,000 per year
• Trips & activities with your colleagues
• Relaxed and informal working environment
• Discount for membership of the Urban Sports Club
• Pension scheme
• In-house German and English courses with a native speaker and cover half of the costs