Qualcomm

Performance Engineer, Staff

Qualcomm
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3 days ago

Base Salary

$160k - $240k/yr

Responsibilities

  • Lead investigations into critical customer, field, and development issues.
  • Perform root-cause analysis across applications, middleware, RTOS, drivers, firmware, hardware, and silicon.
  • Debug crashes, hangs, lockups, watchdog resets, memory corruption, data corruption, concurrency issues, and performance regressions.
  • Analyze application, operating system, driver, and hardware behavior using logs, traces, profilers, debuggers, and instrumentation.
  • Debug real-time scheduling, interrupts, memory management, timers, synchronization, kernel crashes, task starvation, and priority inversion.
  • Use JTAG, trace systems, protocol analyzers, oscilloscopes, logic analyzers, and hardware debug tools.
  • Profile and optimize CPU utilization, memory bandwidth, cache efficiency, interrupt load, latency, power efficiency, and system responsiveness.
  • Develop diagnostic, telemetry, automation, and performance-investigation tools.
  • Mentor engineering teams, author debug guides and postmortems, and influence hardware and software architectures.

Requirements

  • Bachelor's degree in Electrical Engineering, Computer Science, Computer Engineering, or a related field with 4+ years of relevant experience; alternatively, a master's degree with 3+ years or a PhD with 2+ years.
  • At least 2 years of experience with high-performance microprocessor design.
  • Extensive experience debugging embedded and real-time systems.
  • Expert knowledge of C/C++.
  • Strong understanding of application architecture, operating systems, RTOS internals, device drivers, firmware, processor architecture, memory systems, and interrupt architectures.
  • Experience with application debugging tools, profilers, crash analysis tools, and tracing infrastructure.
  • Strong understanding of multithreading, synchronization, concurrency, and memory management.
  • Proven ability to solve complex problems spanning software and hardware boundaries.
  • Preferred experience with Qualcomm SoCs, DSPs, NPUs, mobile computing platforms, Linux, Android, QNX, FreeRTOS, ThreadX, or Zephyr.
  • Preferred knowledge of ARM architecture, GIC, cache coherency, DMA, virtualization technologies, performance analysis, power optimization, silicon bring-up, and custom debug or telemetry tools.
  • Python or scripting experience for automation is preferred.

Benefits

  • Annual discretionary bonus program and opportunity for annual RSU grants.
  • Competitive benefits package supporting employees at work, at home, and at play.

Tech Stack

Categories

Qualcomm

About Qualcomm

10,000+ employees

Qualcomm is a public semiconductor company headquartered in San Diego, founded in 1985, that designs and sells wireless chipsets and platforms for mobile devices, automotive, IoT, and networking, notably the Snapdragon application processors and 5G modems. It also licenses a large portfolio of cellular patents to device makers, generating revenue alongside chip sales; its technology underpins many Android smartphones and emerging automotive and edge-compute systems, and it trades on NASDAQ as QCOM.

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