**What you’ll do:** Eaton’s Electrical Critical Power Systems (CPS) is facing a massive growth. We are now seeking a **Senior Firmware Engineer** to extend our team in Vantaa. This position requires current residency in Finland. As a Senior Firmware Engineer, you will design, develop, and validate embedded firmware for high-reliability UPS systems. You will collaborate with global engineering teams to deliver robust, scalable, and mission-critical solutions that meet demanding performance standards. **Key Responsibilities:** - Design and implement embedded firmware solutions for UPS systems, including control algorithms and state machines. - Collaborate with global teams to develop, test, and release firmware across Eaton’s UPS product portfolio. - Analyze power system architecture and requirements to design and improve technical solutions that meet product specifications. - Develop firmware in C++ that adheres to coding standards and integrates with real-time operating systems (e.g., FreeRTOS). - Troubleshoot and enhance product features; write and maintain functional specifications and design documentation. - Conduct hands-on testing and debugging in high-voltage lab environments, ensuring strict safety compliance. - Create and execute test plans, including automated testing frameworks to validate firmware performance. - Apply modern software development practices including version control (Git), issue tracking (Jira), and continuous integration. - Stay current with embedded software strategies, tools, and processes, applying them to power electronics applications. - Mentor junior engineers and contribute to technical reviews and cross-functional collaboration. **Qualifications:** - Bachelor’s or Master’s Degree in Electrical Engineering or related Engineering - Previous work experience in Embedded Firmware **Skills:** **Required:** - Strong expertise in embedded firmware development, including state machines and control algorithms. - Proficiency in C++ and real-time embedded systems. - Solid understanding of 3-phase power systems and electrical schematics. - Experience writing automated tests and working in high-voltage lab environments. - Familiarity with FreeRTOS and modern development tools (Git, Jira, profilers, debuggers). - Excellent written and verbal communication skills. - Self-motivated, detail-oriented, and proactive team player. **Preferred:** - Experience debugging complex state machines and closed-loop control systems. - Design experience with UPS or high-reliability power electronics. - Ability to analyze and troubleshoot analog/digital control circuitry. - Experience with Hardware-In-the-Loop (HIL) systems and model-based design. - Knowledge of Linux OS and cross-functional collaboration on global projects. - Understanding of signal processing and timing constraints in embedded systems. - Self-motivated, detail-oriented, and capable of working independently and in teams. - Verbal and written communication skills in English. - Foster a collaborative and inclusive team environment that encourages innovation and knowledge sharing. - Inspire and motivate team members through technical excellence and integrity. - Promote a culture of safety, quality, and continuous learning.