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# Senior Solution Architect IT/OT Security Platforms

- **Company:** Siemens AG
- **Location:** Tres Cantos, Spain
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Data Analysis, Architectural Patterns, Cyber Security, Data Security, Network Segmentation, Operational Data Store, Public Key Infrastructure, Zero Trust Network Access, Systems Integration, Information Technology, Data Analytics, Enterprise Integration, Api Design, Legacy Systems
- **Published:** October 23, 2026
- **Apply:** https://www.jobstairs.de/jobview/stellenangebot-senior-solution-architect-fmd-itot-security-platforms-siemens-ag--2422923.html

## About the Role

You have a university degree in Information Technology, Computer Science, Engineering, Cybersecurity, or a comparable qualification. Experience & Skills: You possess strong expertise in Zero Trust and OT Security Architecture, including concepts such as identity-centric networking, PKI, certificate lifecycle management, and industry frameworks such as NIST SP 800-207 and IEC 62443. You have proven experience with OT Infrastructure and Brownfield Integration (of at least 3+ years), including industrial environments, legacy systems, machine-to-machine communication, industrial protocols, network segmentation, and hybrid IT/OT architectures. You are experienced in Platform and Enterprise Architecture (of at least 3+ years) and can translate business and security requirements into scalable technical solutions, governance models, operating concepts, and technology roadmaps. You possess strong capabilities in Platform Integration, Automation, AI and Analytics, including API-based integration,
monitoring, automation, operational data flows, and AI-ready platform design. You are able to communicate complex technical concepts to both technical and non-technical stakeholders and successfully align diverse stakeholder groups. Ways of working: You work in a structured and strategic manner and are comfortable operating in international and cross-functional environments. You provide your support during Central European Time Zone (CET). Languages: Fluent English skills complete your profile. German language skills are beneficial. You are much more than your qualifications, and we believe in the potential of every single candidate. We look forward to getting to know you!At Siemens, we believe that feeling valued and included is the foundation for doing great work. That's why we aim to create an inclusive workplace where everyone feels a sense of belonging, and where individual perspectives and experiences are celebrated. ...

## Description

environments, considering legacy systems, industrial protocols, and operational constraints. You translate business, security, and operational requirements into scalable platform architectures, governance models, technical standards, and implementation roadmaps. You collaborate with factories, cybersecurity teams, service owners, vendors, and technology partners to establish architecture standards and drive service adoption across Siemens. You define integration concepts between connectivity services, monitoring solutions, automation frameworks, and enterprise systems. You evaluate new technologies and architecture patterns and contribute to the continuous evolution of Siemens' IT/OT security and platform landscape. You enable data-driven and AI-supported operational use cases by designing architectures that support secure data flows, automation, analytics, and platform interoperability. You actively shape the journey to AI-native OT security services. What you bring to the table Education