Technical Architect

Responsibilities

• Kubernetes literacy: deployment patterns, environment separation, configuration and secrets basics.
• Infrastructure-as-Code: Terraform and/or Crossplane; configuration management (e.g., Ansible) as applicable.
• GitOps and CI/CD patterns: release automation and environment promotion (Argo CD familiarity is a plus).
• Observability: logs/metrics/traces concepts; dashboards and alerting (Prometheus/Grafana, ELK/Loki patterns).
• Backup and restore readiness for platform components and operational continuity.
• Federated IAM: OIDC/OAuth2, identity provider federation, authentication federation, and attribute/role mapping.
• Mutual authentication and trust establishment: mTLS, certificate lifecycle basics, and governance-issued credentials where applicable.
• Security architecture fundamentals: least privilege, defence-in-depth, key management concepts, and secure communications design.
• Network security basics: segmentation, firewall/VPN concepts supporting secure exchanges.
• Architecture views per initiative: context, functional/logical, component, integration, and deployment views.
• Integration specifications: identity federation, policy model, connector and catalogue integration, interface contracts.
• Reference configurations and templates: IAM configuration patterns, policy templates, validation rules, onboarding guides.
• Operational playbooks: monitoring dashboards, alerting and log strategy, operational readiness checklists
• Must have requirements:
• At least 4 years of experience in solution and integration architecture for distributed platforms (APIs, event-driven integration, IAM, security controls).
• Deep understanding of Cloud-Native patterns and designing systems specifically for Kubernetes environments.
• Designing secure, scalable data processing landscapes and defining API governance strategies, utilizing integration patterns and tools like Kafka, Apache Spark, and ELT/ETL workflows.
• Strong background in designing secure architectures using Keycloak (OIDC, OAuth2) with a focus on Role/Attribute-Based Access Control.
• Experience with Enterprise Architect (EA) or similar modeling environments. Proficiency in UML and architectural modeling with the ability to write clear, comprehensive technical documentation for developers and stakeholders.
• Fluent English B2/C1.
• Being open to occasional business trips abroad and visits in our office in Katowice.

Requirements

• Hands-on experience with Eclipse Dataspace Connector (EDC) or similar interoperability components (Gaia-X).
• Knowledge of techniques and algorithms for data anonymization, pseudonymization, and automated quality validation.
• Previous contribution to Open Source projects or experience working in an open community environment.
• Experience in bridging Cloud/Middleware architectures with High-Performance Computing (HPC)

Benefits

Additional Information

We are looking for a Technical Architect to join the Sopra Steria Poland team responsible for a program that creates an open-source middleware platform. Its main goal is to support data access and interoperability in European data initiatives. It provides multiple compatible components, free to use, that adhere to a common standard of data quality and data sharing. You will work with multi-party governance structures, heterogeneous technical stacks, and evolving EU-level standards and frameworks. Act as a solution and integration architect ensuring that Simpl-Open is applied consistently and effectively across three European initiatives with different domain constraints. Translate functional, governance, and non-functional needs into Simpl-Open-aligned architecture covering onboarding, publication and discovery, secure consumption, and operations. Note that we can only offer cooperation to people who has EU citizenship, are located in Poland and are willing to commute to our office in Katowice Poland.

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