Endpoint Security Engineer - OT (f/m/x)

Step out of your comfort zone, excel and redefine the limits of what is possible. That's just what our employees are doing every single day – in order to set the pace through our innovations and enable outstanding achievements. After all, behind every successful company are many great fascinating people.

In a spacious modern setting full of opportunities for further development, ZEISS employees work in a place where expert knowledge and team spirit reign supreme. All of this is supported by a special ownership structure and the long-term goal of the Carl Zeiss Foundation: to bring science and society into the future together.

Join us today. Inspire people tomorrow.

Diversity is a part of ZEISS. We look forward to receiving your application regardless of gender, nationality, ethnic and social origin, religion, philosophy of life, disability, age, sexual orientation or identity.

Apply now! It takes less than 10 minutes.

Welcome to ZEISS – a company that combines innovation and responsibility! Our corporate functions are diverse and make a decisive contribution to the strategic orientation and sustainable success of ZEISS

Your role

• Deploy, configure and operate TXOne Stellar, Malware Check Stations (MCS) and related OT endpoint security components across global manufacturing sites

• Maintain and continuously improve hardened security baselines for OT endpoints, including legacy OS, resource constrained devices, and production critical clients

• Integrate OT endpoint telemetry, health checks and alerts into central monitoring, dashboards and ITSM systems; automate routine tasks (packaging, updates, remediation)

• Investigate, troubleshoot and resolve OT endpoint security incidents; perform root-cause analysis and define preventive measures

• Ensure policy consistency, allow/deny list management, signature tuning and stable operation in production environments

• Collaborate with internal OT/IT stakeholders, production teams, and external integration partners to support rollout, upgrades and lifecycle management

• Maintain service documentation (runbooks, architecture diagrams, SOPs) and support compliance, audit readiness and continuous improvement initiatives

• Contribute to the overall OT security roadmap and alignment with Defender/XDR initiatives

• Hands-on experience with TXOne Stellar, Portable Inspectors, Malware Check Stations, and similar OT focused endpoint security solutions

• Strong understanding of OT environments, including legacy operating systems, network segmentation, production constraints, and safety considerations

• Good knowledge of endpoint security fundamentals: AV/EDR, application control/whitelisting, removable media governance, policy and signature tuning

• Scripting/automation experience (PowerShell, Python or similar) for telemetry, packaging, and operational efficiency

• Familiarity with Microsoft Defender ecosystem (MDE, XDR) and ITSM processes (Incident, Problem, Change)

• Strong troubleshooting skills and the ability to work effectively with production teams and external providers

• Excellent communication skills in English, with the ability to collaborate across global teams

• Working experience in multinational manufacturing or regulated OT environments

Security-related background checks may be conducted as part of the hiring process. At an advanced stage of the application process, a police clearance certificate must be submitted.

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