Senior Power Delivery Engineer

Hireroo Ltd; Barcelona; Hybrid; EUR 110,000 - 140,000; Full time

Benefits offered by this job

Flexible hours

Hybrid work model

Relocation support

Private medical insurance

Language classes

Virtual shares

Visa support

Job summary

Hireroo Ltd in Barcelona, Spain seeks a Senior Power Delivery Engineer to own the architecture from rack input to die, designing high current VRMs and validating control strategies for demanding accelerator workloads.

The role requires 8+ years in power delivery, experience with sub-1V rails at hundreds of amps, and familiarity with PMBus/AVSBus style controls. Hybrid work arrangement offered.

Qualifications

• 8+ years of power delivery design experience.
• Background in HPC, networking or other high current digital systems.
• Proven multiphase VRM design experience.
• Sub 1 V rails at several hundred amps or more.
• Strong DC DC conversion fundamentals.
• Control loop and compensation design experience.
• Magnetics selection and transient response expertise.

Responsibilities

• Own power delivery architecture from rack input to die.
• Define bus voltage, conversion stages and rail partitioning.
• Evaluate 12 V, 48 V and alternative power architectures.
• Design multiphase VRMs for high current core rails.
• Define phase count, magnetics, controllers and power stages.
• Own OCP, OVP, UVP and thermal protection strategy.
• Coordinate with mechanical, thermal and component vendors.
• Automate validation and analysis where applicable.

Skills

Power delivery

Multiphase VRM design

DC-DC conversion fundamentals

Control loop design

Magnetics selection

Pac/PDN interaction

High current systems

Power integrity validation

Job description

Job Description

Our partner is looking for a Senior Power Delivery Engineer to own the power architecture for advanced compute hardware, from rack input through board level conversion to die level delivery.

This is a senior individual contributor role with architectural ownership. You will define the power strategy, design high current regulator solutions, and own control, protection and validation for demanding accelerator workloads.

Location: Barcelona, Spain, Hybrid
Level: Senior

Responsibilities

• Own power delivery architecture from rack input to die
• Define bus voltage, conversion stages and rail partitioning
• Evaluate 12 V, 48 V and alternative power architectures
• Design multiphase VRMs for high current core rails
• Define phase count, magnetics, controllers and power stages
• Design auxiliary rails, analog supplies and protection circuits
• Own schematic design and power layout requirements
• Define sequencing, telemetry and power control interfaces
• Support PMBus, AVSBus and PWM VID control
• Define transient, droop and voltage slew requirements
• Own OCP, OVP, UVP and thermal protection strategy
• Support hardware, firmware and BMC throttling behaviour
• Validate efficiency, ripple, transient response and thermal performance
• Work with power integrity teams on PDN impedance and decoupling
• Coordinate with mechanical, thermal and component vendors
• Automate validation and analysis where applicable

Requirements

• 8+ years of power delivery design experience
• Background in HPC, networking or other high current digital systems
• Proven multiphase VRM design experience
• Sub 1 V rails at several hundred amps or more
• Strong DC DC conversion fundamentals
• Control loop and compensation design experience
• Magnetics selection and transient response expertise
• Processor, GPU, ASIC or FPGA power delivery experiencePMBus knowledge
• AVSBus, PWM VID or similar fast voltage control experience
• Sequencing, protection and telemetry design
• Power simulation and lab validation experience
• Strong understanding of regulator and PDN interaction

Optional / Desired

• 48 V direct conversion
• Vertical power delivery
• OCP rack power standards
• ORv3 experience
• High voltage DC distribution
• NVIDIA OpenVReg familiarity
• On die droop management
• Adaptive clocking or throttling mechanisms
• Python for automation and test analysis
• EMC and conducted emissions experience

What’s in it for you?

• Flexible working hours
• Hybrid model, 4 days office, 1 day from home
• 1 week per year working from anywhere
• 25 days annual leave plus December 24 and 31
• Monthly food allowance
• Private medical insurance
• Relocation bonus
• Housing search support
• Visa support if required
• Family relocation support
• Virtual shares
• Language classes
• Tax incentive, subject to eligibility