Тип вакансії: Повна зайнятість

Розташування:

Sii Ukraine is a subsidiary of Sii Poland the leader in IT, engineering, and consultancy services with over 7500 IT experts in Poland and more than 250 prestigious customers. We are looking for ambitious and top-quality professionals to join our project teams.

We are looking for a Senior Networking & Linux Driver Engineer
Design, develop and optimize high-performance networking software, Linux kernel components and device drivers for next-generation DPU platforms powering hyperscale cloud, AI/ML and HPC infrastructure. The engineer will work close to the Linux networking stack, packet processing data paths and hardware acceleration technologies.

Mandatory Profile
10+ years of professional experience in networking software development.
Strong hands-on Linux kernel and device driver development experience.
Deep understanding of Linux networking internals.
Proven experience with Ethernet, TCP/IP and high-performance packet processing systems.
Strong C/C++ programming skills.
Track record of debugging and performance optimization in complex production environments.
Ability to demonstrate direct implementation ownership and technical leadership.

Requirements
Linux kernel development.
Device driver development and debugging.
Linux networking stack (netdev, packet processing, performance tuning).
Advanced C/C++ on Linux.
Network protocols: Ethernet, IPv4/IPv6, TCP, UDP.
Git and modern software development practices.
Strong system-level debugging skills.
Tax residence in Ukraine required

Your responsibilities
Develop and maintain networking software and Linux drivers for DPU platforms.
Optimize high-speed packet processing paths.
Collaborate closely with hardware, firmware and architecture teams.
Investigate and resolve networking performance bottlenecks.
Participate in architecture discussions, code reviews and system integration activities.
Contribute to software quality, automation and CI/CD processes.
Strong Advantages
Linux upstream contribution experience (kernel, netdev, drivers or networking subsystems).
RDMA experience (RoCE, InfiniBand, verbs, queue pairs, completion model).
DPDK development and optimization.
Experience with NICs, SmartNICs, DPUs or networking accelerators.
PCIe, DMA and low-level HW/SW integration.
Data center networking, cloud infrastructure or HPC background.
Previous experience in companies such as NVIDIA, Mellanox, Intel, Microsoft, Broadcom or Marvell.

Not Suitable If
Experience is primarily application-level software development.
No Linux kernel or driver ownership.
Limited exposure to networking internals or packet processing.
Primarily architecture or coordination roles without recent hands-on coding.

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