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We are looking for an Embedded Linux Expert to drive kernel-level development and low-level system integration for next-generation network switch platforms. You will shape the software foundations of our high-performance switching systems.

By joining us, you become a member of the Embedded Competence Center at Sii, an internal organizational unit bringing together more than 500 specialists nationwide. We are currently working on about 100 projects for 50 clients from various industries, including automotive, IoT, telecommunications, and medical.

Sii ensures that all employment-related decisions are made solely on the basis of qualifications and competencies. We are committed to equal treatment of all individuals, regardless of any protected characteristics, and promoting a diverse and inclusive work environment.

Your tasks

• Develop and maintain Linux kernel modules and device drivers
• Bring up new hardware boards and debug low-level boot issues
• Work with hardware and firmware teams to validate system integration
• Optimize kernel performance and stability for high-speed network workloads
• Contribute to internal Linux distributions and BSP maintenance

Requirements

• Minimum 5 years of commercial experience in a similar position
• Extensive experience in C/C++ development in both user and kernel space
• Strong background in Linux kernel, device drivers, and peripheral interfaces (UART, SPI, PCIe, I2C)
• Experience with x86 and ARM architectures
• Hands‑on experience with bootloaders, BSPs, and board bring‑up
• Experience in debugging and performance tuning of embedded Linux systems
• Knowledge of Linux networking stack, DPDK, or netdev subsystem – strong advantage
• Excellent problem‑solving skills, self‑learner, team‑player
• Good knowledge of spoken and written English (everyday communication)
• Residing in Poland required

Nice to have

• Experience with communication and control protocols – advantage

Benefits For You

• Great Place to Work
• Solid financial situation
• Contracts with the biggest brands
• Centre of internal trainings
• Many experts you can learn from
• Open and accessible management team
• Profit sharing
• Passion Sponsorship program
• Regular integration events and trips
• Comfortable and well‑equipped offices
• MySii app
• Medical care

Seniority level

Mid‑Senior level

Employment type

Full‑time

Job function

Information Technology

Industries

IT Services and IT Consulting

Job no. 251230-LYHIP

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