Senior Flight Platform Software Engineer

Senior Flight Platform Software Engineer

ReOrbit

Helsinki, Finland

ReOrbit is looking for a Senior Flight Platform Software Engineer to join the ReOrbit team and support the software campaigns for our current satellite product lines UKKO, SILTA and future missions.

Responsibilities

• Perform the speciation, design, implementation, build and verification of Mission Critical Flight Platform Software aligned with ReOrbit’s software‑defined satellite philosophy.
• Perform thorough code reviews and contribute to architectural and design decision‑making of software.
• Contribute and support tool and infrastructure development and the engineering process evolution of the software team.
• Support mentorship of junior engineers, enhancing technical growth and capability within the team.
• Be able to communicate effectively with systems and test teams to troubleshoot defects and accelerate software integration.

Skills and Requirements

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, Aerospace Engineering, or a related field.
• Minimum of 5 years of professional experience in embedded systems, distributed systems, or mission‑critical software.
• Strong proficiency in C/C++ for embedded or real-time software, with solid software-design fundamentals including data structures, concurrency, and debugging.
• Demonstrated expertise in core software engineering practices, including system architecture, code reviews, static analysis, CI/CD pipelines, configuration management, and observability/logging.
• Solid knowledge of real-time systems, including scheduling, interrupts, concurrency, determinism, and efficient design for limited compute and memory resources.
• Experience with spacecraft software, satellite operations, or aerospace systems.
• Understanding of networking protocols, inter-process communication, or distributed autonomy.
• Experience with security-focused software development for mission-critical systems.