Linux Expert – Embedded Systems

5 days ago

Bengaluru, Karnataka, India Quest Global Full time ₹ 12,00,000 - ₹ 36,00,000 per year

Job Requirements

We are seeking a skilled Linux Expert to join our Embedded Systems Validation and Infrastructure team. This role focuses on configuring, optimizing, and validating real-time, containerized, and virtualized Linux platforms for industrial applications.

Key Responsibilities:

  • Configure and optimize Linux-based embedded systems with real-time kernels (PREEMPT_RT).
  • Create Test Specification to verify if the objectives of the platform have been met
  • Design and develop Test setup
  • Develop Automated Test scripts
  • Set up and manage KVM virtualization and high-performance networking (NICs, SR-IOV).
  • Integrate and validate Docker/Podman containers in real-time and best-effort environments.
  • Conduct network performance validation (throughput, latency, jitter, packet loss).
  • Develop Bash/Python scripts for automation, monitoring, and diagnostics.
  • Perform real-time system tuning (CPU isolation, scheduler configuration, tuned profiles).
  • Support automated testing using LAVA and analyze system performance using tools like stress-ng, CoreMark, Sysbench, and iperf3.
  • Collaborate with cross-functional teams and troubleshoot system-level issues.

Work Experience

Required Skills & Competencies

  • Experience of testing multi-core platforms that run Linux (example - networking equipment)

o Peripherals and Drivers including USB, PCIe, NIC

o Verify compute and network performance

  • Experience of Installation, configuration of Linux-RT hosted systems containing KVM hypervisor, Docker containers
  • Proficiency in Bash and Python scripting.
  • Knowledge of scripting languages and tools for testing the above-mentioned systems
  • Experience on testing TCP/IP and Industrial Wired and Wireless Protocols
  • Knowledge of Data Models such as Matter, OPC-UA, IEC 61850
  • Experience of testing Wireless protocols
  • Network traffic Test Equipment like Omicron, Wireshark
  • Preferable if experience with LAVA test automation, Yocto/Buildroot, and time synchronization protocols
  • 5+ years in embedded Linux or system-level engineering.
  • Bachelor's or master's in computer science, Electronics, or related field.

Behavioural Traits:

  • Curious, self-driven, and eager to learn.
  • Strong collaboration and communication skills across global teams.
  • Self-motivated - work with several experts to develop test specification

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