We are looking for a Chief System Architect to define and lead our overall architecture vision. In this role, you ensure our systems are scalable, secure and reliable, and that our technology choices support long‑term business goals. You’ll work closely with engineering, product management, security and leadership teams to guide architectural decisions across the organization. You will be based at our Tampere office and work in a hybrid model.

What you’ll do?

• Design scalable, secure and resilient architectures for products and internal platforms.

• Define and maintain the target architecture and roadmap.

• Set technical standards, principles and best practices.

• Lead architecture reviews and ensure architectural alignment across teams.

• Provide technical leadership and mentorship to senior engineers.

• Evaluate new technologies and guide adoption decisions.

• Ensure architecture meets performance, availability and scalability needs.

• Identify technical risks and define mitigation plans.

• Drive modernization initiatives such as cloud migration.

• Maintain architecture documentation and reference models.
  

What you bring?

• Bachelor’s or Master’s degree in Computer Science, Software Engineering or similar.

• 10+ years’ experience in software engineering, systems architecture or platform engineering.

• Proven experience with large‑scale distributed systems.

• Strong knowledge of embedded (Linux‑based) systems and cloud platforms.

• Experience with security architectures, performance optimization, APIs and integrations.

• Background in leading cross‑functional technical teams and architectural governance.
  

Key skills

• Strategic technical leadership – guiding long‑term architectural direction.

• Target architecture design – defining and maintaining a scalable system architecture.

• Cloud, embedded and distributed systems expertise – strong technical foundation across environments.

• Stakeholder communication – explaining complex topics clearly.

• Architecture governance – ensuring standards, alignment and quality in designs.

• Technology evaluation & innovation – assessing new technologies and driving improvements.

• Risk management – identifying technical risks and defining mitigation actions.

Got interested?

If this sounds like the next step for you, send us your application and CV latest on 9th of April 2026.
We review candidates throughout the process and will be in touch as soon as possible.

More information about the role from Sami Männistö (@teleste.com)


Teleste is an international technology group with an integrated range of products and services that help build a connected and secure society and reduce the burden on the environment.

Our solutions enable television and broadband services, ensure safety in public places and guide smooth use of public transport. Our innovation and solid experience have made us a world-leading technology company in our fields. Our customers include telecommunications operators, train manufacturers, public transport operators and public sector organizations.