AI Platform Architect — Enterprise-Scale, Hybrid (Remote CH)

Herzum (now part of catworkx); Bern; Hybrid; CHF 76,000 - 84,000; Full time

Job summary

Herzum (now part of catworkx) is seeking an experienced Enterprise Platform Architect to lead an AI architecture initiative for a major Swiss client in the transport & infrastructure sector. You will develop a pragmatic, staged architecture vision and define AI capabilities, governance models and roadmaps for shared services.

The role requires 8+ years in IT architecture with AI/GenAI experience, strong knowledge of LLMs and security concepts, and business fluency in German and English.

Qualifications

• 8+ years in IT architecture with AI/GenAI experience in large organisations.
• Two references for overarching target architecture with roadmap (ideally AI or data platforms).
• Solid understanding of LLMs, RAG, agentic systems and related risks (prompt injection, data leakage, hallucinations).
• Experience with Security by Design, IAM (including non-human identities/agents), data classification and Zero Trust.
• Knowledge of EU AI Act, data protection and information security requirements.
• Experience with capability-based architecture and decisions between central, domain-specific and local models.
• Experience in building AI Governance (roles, processes, approvals, risk classification).
• Ability to link architecture with economic aspects (business case, FinOps, TCO).
• Business fluent German and good English.

Responsibilities

• Develop a pragmatic, staged and implementation-oriented architecture vision.
• Define scope, structure AI capabilities and prioritise the most important architecture questions.
• Define architecture workstreams and the deployment of Platform Architects.
• Develop architecture concepts, principles, target pictures and decision papers.
• Translate the overarching architecture into organisational and technical requirements for platforms and shared services.
• Define governance, responsibilities and operating model for shared services.
• Support the creation of an implementable architecture roadmap.
• Document and communicate the architecture to management and technical teams.

Job description

Herzum (now part of catworkx) is seeking an experienced Enterprise Platform Architect to lead an AI architecture initiative for a major Swiss client in the transport & infrastructure sector. You will develop a pragmatic, staged architecture vision and define AI capabilities, governance models and roadmaps for shared services.

The role requires 8+ years in IT architecture with AI/GenAI experience, strong knowledge of LLMs and security concepts, and business fluency in German and English.