Experteer Overview As Staff System Architect at Siemens, you own the end-to-end platform architecture for a high-scale, multi-service environment, combining diverse systems and data at speed. You will shape a secure, observable, and cost-aware enterprise platform, working with cross-functional teams to turn enterprise capabilities into concrete designs. You’ll remain hands-on to resolve architecture risks and prototype key parts, while guiding decisions without formal authority. The role offers impact on security, data integrity, and scalable delivery in a hybrid work setting. This is an opportunity to influence a large-scale, trusted platform that supports product transparency and vulnerability operations.Compensaciones / Incentivos
- Own the target architecture and roadmap, including migrations and cutovers for systems that cannot be switched off
- Translate enterprise architecture into system architecture with the Principal Key Expert Enterprise Architect
- Design component and data architecture with serverless, containerized, and managed cloud services
- Define APIs and interfaces with various data modalities and clear contracts
- Define data ownership and boundaries with explicit, versioned interfaces
- Architect security and identity, including RBAC/ABAC and threat modeling
- Set targets for performance, availability, scale, and cloud cost, justifying data store choices




- Record decisions and maintain architecture documentation, leading build-versus-buy analyses
- Lead technically across teams, review designs, prototype risky parts, and explain architecture across stakeholdersResponsabilidades
- 10+ years in software engineering and architecture with ownership of architectures across multiple systems and production delivery
- Architecture practice including ADRs, C4 or similar models, threat modeling, capacity planning, PoC-led build-versus-buy analysis
- Distributed systems and integration experience: event-driven design, resilience patterns, versioned REST/OpenAPI contracts
- Data architecture experience with relational, document, graph, search, and analytical stores, large-scale data modeling
- Security architecture experience: RBAC/ABAC, identity federation and SSO, least-privilege IAM, secrets management, auditability
- AWS and operations: cost-aware multi-service AWS designs with Terraform or CDK; SLOs, observability, incident response, non-disruptive migrations
- Hands-on engineering in Go, Java, Kotlin, C#, Rust, Python, or TypeScript
- Technical leadership without authority: clear reasoning and fluent English communicationRequisitos principales
- Hybrid work model
- belonging and inclusion
- continuous learning and growth opportunities
- share matching program
- flexible benefits

📌 Staff System Architect (M/F/D) (Madrid)
🏢 Siemens
📍 Madrid