Board power engineer

Company Description

Arista Networks is a leader in data-driven networking solutions for large-scale data center, campus, and routing environments. Recognized for its award-winning platforms, Arista delivers high performance, agility, security, and automation through an advanced network operating stack. The company focuses on enabling modern data-driven businesses with next-generation networks. For more information, visit the company website and various social media platforms.

Role Description

This is a full-time, on-site role based in San Jose, CA for a Board Power Engineer. The role involves designing, developing, and testing reliable power systems for network hardware boards. Key responsibilities include

• Power Analysis: Perform power analysis, ensuring robust power delivery throughout the product lifecycle.
• Collaboration with Design Teams: Work closely with hardware and design teams to define power delivery strategies, ensuring alignment with overall system requirements.
• Power Validation & Measurement: Use advanced lab equipment to validate power integrity, including oscilloscopes, DMMs, DC loads, and Bode plots.
• Optimization of Power Delivery: Design and optimize power delivery systems, including power trees and decoupling strategies, to meet performance and stability goals.
• Schematic & Layout Review: Review and provide feedback on schematics and layouts using Cadence tools to ensure optimal power distribution and integrity in the final design.
• Vendor Interaction: Collaborate with external vendors to align on design requirements and help debug power integrity issues.
• Advanced Power Technologies: Apply deep knowledge of DC-DC power technologies, control modes (current mode, voltage mode, constant-on-time), and multiphase architectures to address power challenges.
• Troubleshooting & Debugging: Use advanced problem-solving skills to troubleshoot and resolve power-related issues in both design and lab environments.
• Documentation & Reporting: Document power integrity analyses, design decisions, and test results, and present findings to cross-functional teams.

Qualifications

• Experience: 5+ years of experience in power integrity engineering, with a focus on high-performance computing or networking hardware.
• Education: BSEE, MSEE, or equivalent experience in Electrical Engineering or a related field.
• Power Expertise: Proven experience in analyzing, mitigating, and optimizing power integrity, including detailed troubleshooting in the lab.
• Lab Skills: Proficiency with lab equipment (oscilloscope, DMM, DC load, Bode plots) and experience with power measurement techniques.
• Control Theory Knowledge: Solid understanding of control theory, including gain margin, phase margin, stability, and related metrics for power integrity analysis.
• Power Technology Knowledge: In-depth understanding of DC-DC power converters, multiphase architectures, and various control modes (current mode, voltage mode, constant-on-time).
• Design Tools: Experience reviewing schematics and layouts, specifically with Cadence tools.
• Teamwork & Communication: Strong communication and teamwork skills, with experience working cross-functionally to implement power delivery strategies.
• Documentation & Reporting: Document power integrity analyses, design decisions, test results, and present findings to cross-functional teams.
• Adaptability: Ability to thrive in a fast-paced, dynamic environment with strong problem-solving and analytical skills.
• Bonus Skills: Knowledge of Python for automation and data analysis is a plus