Senior IT/OT Security Platforms Architect (Zero Trust)

Siemens; Tres Cantos; On-site; EUR 85,000 - 120,000; Full time

Benefits offered by this job

Attractive remuneration package

Siemens share plans

30 days paid vacation

Flexible work schedules

Professional development opportunities

Job summary

Siemens IT enables secure, reliable digital services and drives the IT/OT security platform strategy. As a Solution Architect, you will define the technical vision and target architecture for strategic offerings, collaborating with factories, cybersecurity experts, service managers, product teams and partners to design scalable, secure solutions that support Zero Trust and digitalization goals.

You will translate complex requirements into platform architectures, governance models, and

Qualifications

• Expertise in Zero Trust and OT Security Architecture.
• Experience with OT Infrastructure and Brownfield Integration (3+ years).
• Experience in Platform and Enterprise Architecture (3+ years).
• Strong capabilities in Platform Integration, Automation, AI and Analytics.

Responsibilities

• Design and evolve the target architecture for IT/OT Security Platforms (SINEC Secure Connect).
• Define secure IT/OT communication concepts based on Zero Trust principles and develop architectures for remote access, machine connectivity, and AI-driven use cases.
• Support factories in integrating modern security and management solutions into brownfield environments.
• Translate business, security and operational requirements into scalable architectures and roadmaps.
• Collaborate with factories, cybersecurity teams, vendors and partners to drive service adoption and establish architecture standards.
• Define integration concepts between connectivity services, monitoring solutions, automation frameworks, and enterprise systems.
• Evaluate new technologies and contribute to ongoing evolution of IT/OT security and platform landscape.
• Enable data-driven, AI-supported operational use cases and secure data flows.

Skills

Zero Trust architecture

OT Security Architecture

Identity-centric networking

PKI & certificate lifecycle

NIST SP 800-207

IEC 62443

Brownfield Integration

Platform & Enterprise Architecture

API-based integration

AI-ready platform design

Stakeholder communication

Education

University degree in Information Technology, Computer Science, Engineering, Cybersecurity, or a comparable qualification

Job description

Siemens IT enables secure, reliable digital services and drives the IT/OT security platform strategy. As a Solution Architect, you will define the technical vision and target architecture for strategic offerings, collaborating with factories, cybersecurity experts, service managers, product teams and partners to design scalable, secure solutions that support Zero Trust and digitalization goals.

You will translate complex requirements into platform architectures, governance models, and