Power the World

Power the World

Staff BIOS/Platform System Engineer

San Jose, CA · Staff+

Sponsorship not specified$15k-$20kDetected 23 days ago
PythonC++BashAlgorithmsGitCI/CDElectrical EngineeringPower ElectronicsControlsCommunicationCollaborationProblem Solving

About the role

  • Employees in sales positions may be eligible for our sales incentive bonuses.
  • The base salary range for this position in California is $140,000 - $220,000.

Responsibilities

  • Collaborate closely with Systems Engineers to troubleshoot and validate subsystems and components across the full platform stack.
  • Lead BIOS-level bring-up and validation for new hardware platforms, including debug of CPU, chipset, and memory (DDR5) subsystems.
  • Configure and validate DDR5 memory subsystems, including SPD/XMP programming, memory training tuning, RAS features, and JEDEC compliance.
  • Develop and execute validation test plans for BIOS features, power management (ACPI/S-states), security features (Secure Boot, TPM, AMD PSP, Intel TXT/SGX), and boot flows.
  • Author and maintain issue logs/notes, validation reports, debug guides, and internal technical documentation.
  • Participate in design reviews, hardware bring-up planning, and cross-functional meetings
  • Support manufacturing and sustaining engineering with BIOS customization, factory programming, and field issue resolution.

Requirements

  • Bachelor's degree in Electrical Engineering, Computer Engineering, Computer Science, or a closely related field.
  • 3+ years of hands-on experience in BIOS/UEFI firmware development or validation.
  • Strong understanding of DDR5 memory architecture, training algorithms, SPD/MR registers, and RAS features is highly desired.
  • Demonstrated experience with at least two of the following CPU architectures: AMD (AGESA, EPYC/Ryzen), Intel (FSP, Core/Xeon), or ARM (TF-A, EDK2).
  • Proficiency in C/C++ and scripting languages (Python, Bash) for firmware development and automation.
  • Experience with UEFI/EDK2 framework, SMM, DXE, PEI driver development, and ACPI/ASL.
  • Familiarity with hardware debug tools: JTAG debuggers (Intel ITP, Lauterbach), protocol analyzers, oscilloscopes, and serial console interfaces.
  • Experience reading and interpreting hardware schematics, datasheets, and silicon vendor documentation.
  • Excellent analytical and problem-solving skills with the ability to work across hardware and software boundaries.
  • experience authoring technical documentation.

Nice to have

  • Experience with AMD PSP, Intel ME/CSME, or ARM TrustZone security subsystems.
  • Familiarity with BMC firmware (OpenBMC) and IPMI/Redfish management interfaces.
  • Knowledge of server platform RAS features: DRAM ECC, memory mirroring, patrol scrub, and machine check architecture (MCA).
  • Exposure to PCIe Gen 5 or CXL 2.0/3.0 interconnect validation.
  • Hands-on experience with JEDEC DDR5 compliance testing and memory timing optimization.
  • Understanding of power management frameworks: ACPI, AMD STAPM, Intel DPTF, and platform telemetry.
  • Prior collaboration with silicon vendors (AMD, Intel, Arm Ltd.) on pre-silicon or early-silicon bring-up.
  • Experience with version control systems (Git), CI/CD pipelines, and agile engineering workflows.

Skills

  • JTAG debuggers (Intel ITP, Lauterbach), protocol analyzers, oscilloscopes, and serial console interfaces.
  • Pay is based on market location and may vary based on factors including experience, skills, education and other job-related reasons.

Compensation

  • The base salary range for this position in California is $140,000 - $220,000.

Benefits

  • Competitive salary and equity compensation.
  • Comprehensive health, dental, and vision benefits.
  • Opportunity to work on cutting-edge hardware with next-generation silicon.
  • Flexible work arrangements and professional development support.
  • MPS offers a comprehensive benefits package.
  • Employees in certain positions may be eligible for stock compensation.
  • For more information on MPS' benefits please view our company website at www.monolithicpower.com.

Company info

  • Monolithic Power Systems, Inc. (MPS) is one of the fastest growing companies in the Semiconductor industry.
  • We are worldwide technical leaders in Integrated Power Semiconductors and Systems Power delivery architectures.
  • At MPS, we cultivate creativity, are passionate about sustainability, and are committed to providing leading-edge products and innovation to our customers.
  • Our portfolio of technology helps power our world ---come join our team and see how YOU can make a difference.

Equal opportunity

  • Equal Opportunity Employer and embraces diversity in our employee population.
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