Principal Hardware Engineer, DC/DC Power

Microsoft•Redmond, WA

9d•$142,800 - $274,800

About The Position

Microsoft Silicon, Cloud Hardware, and Infrastructure Engineering (SCHIE) is responsible for Microsoft’s cloud infrastructure and foundational technologies. Within SCHIE, the Cloud Hardware Systems Engineering (CHSE) team helps define and deliver operational measures of success for hardware manufacturing, including planning, quality, delivery, scale, and sustainability. The team is seeking a Principal Hardware Engineer, DC/DC Power to help develop and optimize cloud infrastructure hardware.

Requirements

Doctorate in Electrical Engineering, Computer Engineering, or a related field and 3+ years of technical engineering experience; OR a master's degree in one of these fields and 6+ years of technical engineering experience; OR a bachelor's degree in one of these fields and 8+ years of technical engineering experience; OR equivalent experience.
Ability to meet Microsoft, customer, and/or government security screening requirements, including passing the Microsoft Cloud Background Check upon hire or transfer and every two years thereafter.

Nice To Haves

MS or PhD in Electrical Engineering or a related field.
10+ years of DC-DC power system design and validation experience with an MS, or 5+ years with a PhD.
10+ years of experience with multiphase regulation, point-of-load conversion, and system-level integration with an MS, or 5+ years with a PhD.
Design knowledge and experience in power converter control theory and PWM converters such as buck, boost, and buck/boost, as well as resonant converters such as LLC.
Experience with design and simulation tools such as LTspice, Simplis/Simetrix, Cadence, or Altium.
Demonstrated ability to lead cross-functional initiatives and influence technical direction.
Experience with high-power DC-DC module design.
Experience with vertical power module design.
Signal-integrity/power-integrity experience with simulation tools such as PowerDC, PowerSI, SIwave, or ADS.
Experience in hyperscale data center infrastructure and ODM/JDM development.
Familiarity with PCB layout for low-loss and low-noise power conversion.
5+ years of product bring-up and troubleshooting experience, including power supply testing methodologies.
5+ years of experience developing design specifications, design guidelines, and test plans.
Familiarity with digital buses such as I2C/PMBus, Modbus, and CANbus.
Familiarity with power supply qualification standards and processes, such as component derating, MTBF, and EMC.
Detail-oriented communication skills.
Experience with data center power delivery.
Familiarity with DC-DC power system design and evaluation.
Experience with power system integration in ODM or CSP environments.

Responsibilities

Architect and validate DC-DC power delivery systems for compute, storage, and AI platforms.
Lead design and simulation of multiphase regulators, point-of-load converters, and high-power ASIC module integration.
Develop power solution concepts and assess trade-offs, risks, and benefits.
Oversee, guide, and review power development activities to ensure alignment with requirements and support risk mitigation.
Support engineering technical leads, power engineers, and signal-integrity engineers with constraints, component selection, power-tree design, test plans, bring-up, and debugging.
Participate in industry organizations and supplier engagements to advance power solutions.
Drive root-cause analysis and resolution of complex power-related issues in production and development environments.
Collaborate with ODMs and suppliers to qualify power components and systems.
Conduct EMI, thermal, and reliability testing across global deployments.
Influence product architecture and roadmaps through expertise in DC-DC power systems.
Provide technical mentorship and guidance to engineers and cross-functional partners.