Sr Cyber Security Engineer

• Strong knowledge and hands-on experience with OT IDS / network monitoring platforms such as Nozomi, Claroty, or similar industrial-security solutions.
• Good understanding of OT environments, including industrial control system architectures, plant networks, Purdue-model concepts, segmentation, and communication patterns.
• Strong understanding of OT and enterprise network technologies, including routing, switching, firewalls, SPAN/TAP concepts, VLANs, and secure remote connectivity.
• Awareness of manufacturing, laboratory, and industrial operational constraints, including availability and safety considerations.
• Experience with design, implementation, rollout, and operations of IDS solutions in large-scale or multi-site environments.
• Strong understanding of security monitoring, alert handling, detection tuning, and security content management.
• Demonstrated ability in complex technical troubleshooting, root-cause analysis, and issue resolution across interdisciplinary teams.
• Strong collaboration skills and ability to work effectively in global, cross-functional teams.
• Strong cybersecurity mindset with familiarity in threat detection, incident response, and risk reduction in OT environments.
• Scripting or automation skills such as Python or PowerShell are a plus.
• Excellent written and verbal communication in English.
• Degree in Computer Science, Engineering, Cybersecurity, or equivalent experience; relevant certifications such as CISSP, GICSP, ISA/IEC 62443, Nozomi certification, or equivalent are advantageous.
• Experience with IT Service Management platforms and understanding of ITIL processes such as Incident, Problem, and Change Management.

At Bayer, we are committed to transparency, equal pay for equal work or work of equal value, and objective reward practices in line with EU and local regulations. The minimum annual gross compensation for this role is 20 240 PLN , with final pay determined based on objective factors such as experience, qualifications, scope of responsibility, and internal alignment.

This position is eligible for variable pay components , such as performance‑based bonuses, awarded in accordance with the applicable employee group, role scope, and compensation structure.

In addition, Bayer offers a competitive and holistic benefits package, including:

- Medical care above statutory requirements

- Flexible benefits supporting leisure, and well‑being/sports programs

- Life, accident, and disability insurance through group coverage

- Employer‑supported pension plans with regular company contributions

- Home office allowance to support hybrid or remote work

- Extra Paid Holidays

Benefits may vary depending on country, role, and employment conditions.

,[Lead and optimize the operation, continuous improvement, and global service delivery of OT Intrusion Detection / Network Detection platforms (e.g., Nozomi, Claroty) in a complex, global environment., Lead the design and enterprise-wide rollout of OT IDS capabilities, ensuring scalable and timely implementation across manufacturing, laboratory, and other OT sites., Provide accurate and up-to-date documentation, processes, and operational runbooks, including high-level design, low-level designs and standard operating procedures., Design OT IDS architectures and deployment patterns aligned with OT network segmentation, industrial communication requirements, and site-specific constraints., Analyze and ensure platform stability, sensor health, and high availability by proactively maintaining performance baselines and monitoring data quality., Monitor platform, sensor, collector, and integration health to identify visibility gaps, onboarding issues, or coverage deficiencies, and initiate corrective actions., Steer and perform Incident, Problem, and Change Management, including complex troubleshooting across OT, IT, and hybrid environments., Lead feature implementation, proof-of-concept activities, and rollout support for new OT IDS capabilities, integrations, and detection use cases., Own security content management for the OT IDS platform, including alert tuning, detection logic optimization, use-case development, policy refinement, and false-positive reduction., Coordinate and maintain integrations with adjacent security and operational tools, such as SIEM, CMDB, asset inventory, ticketing, and incident-response platforms., Conduct tool and technology life-cycle maintenance, including patching, upgrades, compatibility validation, and end-of-life planning., Support and improve automation for deployment, onboarding, health monitoring, reporting, and operational workflows where applicable., Provide an effective interface with vendors and service partners for support escalation, produc] Requirements: Cyber Security Additionally: Sport subscription, Private healthcare.