Senior Kernel & QEMU Engineer — Virtualization Expert

GlobalLogic Inc.; Wrocław; On-site; PLN 180,000 - 300,000; Full time

Benefits offered by this job

Relocation options

Flexible opportunities

DEI & inclusion

Career development

Comprehensive benefits

Job summary

GlobalLogic in Poland is seeking a Senior Software Engineer to join Platform Systems & Virtualization. You will work at the intersection of firmware and the OS, developing QEMU device models, SeaBIOS integrations, and contributing upstream.

You will architect virtualization components across QEMU, SeaBIOS, and the Linux kernel; optimize memory management and device pipelines; and implement PCIe models. The role requires strong C and kernel knowledge, and offers opportunities to work with

Qualifications

• BS in Computer Science, Computer Engineering or related field.
• At least 4 years in low-level systems and Linux kernel development.
• Strong C proficiency for low-level programming.
• Deep knowledge of Linux kernel internals, esp. memory management.
• Experience with QEMU device emulation and platform models.
• Experience patching or customizing BIOS/firmware (SeaBIOS, EDK2/UEFI, Coreboot, U-Boot).
• Understanding PCI/PCIe, ACPI, and device drivers.
• Experience with eBPF for tracing and profiling.
• Nice to have: upstream patches, Rust in kernel, VFIO/gpu drivers, Python scripting.

Responsibilities

• Architect, implement, and maintain virtualization components across QEMU, SeaBIOS, and the Linux kernel.
• Develop, debug, and optimize kernel memory management and virtual device pipelines.
• Implement and configure virtual and pass-through PCI/PCIe device models in QEMU.
• Maintain low-level SeaBIOS firmware code, ACPI table generation, interrupt handling, and system bootstrap routines.
• Profile platform latencies, hypervisor-to-guest performance, and memory footprints using eBPF.
• Deliver upstream-quality patches and root-cause complex platform-level issues.

Skills

C programming

Linux kernel development

QEMU device emulation

SeaBIOS / BIOS firmware

PCIe basics

eBPF usage

Python scripting

Rust (systems)

GPU drivers / vfio

Education

Bachelor's degree in CS/CE or related field

Tools

QEMU

SeaBIOS

EDK2/UEFI

Coreboot/U-Boot

ACPI tables

Job description

GlobalLogic in Poland is seeking a Senior Software Engineer to join Platform Systems & Virtualization. You will work at the intersection of firmware and the OS, developing QEMU device models, SeaBIOS integrations, and contributing upstream.

You will architect virtualization components across QEMU, SeaBIOS, and the Linux kernel; optimize memory management and device pipelines; and implement PCIe models. The role requires strong C and kernel knowledge, and offers opportunities to work with