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October 31, 2026
OT Security System Analyst
Senior • On-site
62,400 - 62,400 EUR/yr
Düsseldorf, NW, Germany
Quick Facts
Role: OT Security System Analyst
Description
You will operate and improve OT/IT security capabilities with a focus on SOC operations and SIEM-based monitoring. You will design, administer, and harden security solutions, analyze complex security incidents in second/third-level support, and build monitoring to ensure availability, integrity, and performance. You will also participate in on-call duty for critical incidents.
Responsibilities
Design, administer, and further develop security solutions (SIEM, firewalls, VPN) and security-harden them
Independently analyze and remediate complex incidents and security events in second- and third-level support
Design and implement monitoring solutions to ensure availability, integrity, and performance of the security infrastructure
Technically steer SOC tools, ensure their quality, and continuously develop related operating processes
Participate in on-call duty and handle critical incidents and security events when required
Requirements
Degree in Computer Science or Business Informatics; or state-certified technician training in Informatics; or IT system electronics training with several years of professional experience
Experience operating Security Operations Centers (SOC) and SIEM systems
Knowledge of IT/OT security and administration of security solutions
Experience operating core IT infrastructure (virtualization, servers, storage, networks)
Experience with server and client administration plus analysis and remediation of complex incidents
Knowledge of ISO 27001 and relevant BSI standards
Security certifications are advantageous
Analytical, structured, independent working style
Ability to stay in control and act solution-oriented in complex, security-critical situations
Responsibility, reliability, and strong communication skills
Team spirit and willingness for continuous professional development
Willingness to participate in on-call duty
Benefits
Permanent employment contract
30 vacation days plus four additional relief days; Christmas and vacation pay plus allowances
Attractive compensation according to TV-N
Personal and professional development
Employer-funded occupational pension
Fitness room; bike leasing; access to Urban Sports Club
Free DeutschlandTicket; discounted companion ticket
Subsidized staff restaurant and Corporate Benefits
Laundry service for work clothing
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