Sr. Principal Engineer, SoC Architect Ayar Labs IncSr. Principal Engineer, SoC ArchitectSan Jose, CA$250,000–$304,000 / yearBacked by industry giants like NVIDIA, AMD, MediaTek and Intel and manufactured in partnership with the world's leading semiconductor ecosystem, Ayar Labs' co-packaged optics solution is key to unleashing next-generation AI scale-up architectures. The ideal candidate will play a critical role in shaping SoC platforms from concept through silicon realization, with strong emphasis on high-speed interfaces, subsystem architecture, interoperability, power/performance optimization, and architectural innovation.
Senior Principal Engineer - Field Applications Astera Labs IncSenior Principal Engineer - Field ApplicationsSan Jose, CA$205,000–$260,000 / yearAstera Labs' Intelligent Connectivity Platform integrates CXL, Ethernet, NVLink, PCIe, and UALink semiconductor-based technologies with the company's COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. We know that creativity and innovation happen more often when teams include diverse ideas, backgrounds, and experiences, and we actively encourage everyone with relevant experience to apply, including people of color, LGBTQ+ and non-binary people, veterans, parents, and individuals with disabilities.
Principal Engineer, Mapping And Localization PlusAI Inc.Principal Engineer, Mapping And LocalizationSanta Clara, CA$200,000–$260,000 / yearDesign and implement robust, real-time algorithms for sensor fusion, visual/LiDAR odometry, and global localization using techniques like Factor Graphs, EKF/UKF, and particle filters. You will tackle the hardest edge cases-from GPS-denied tunnels to dynamic construction zones-ensuring our vehicles operate safely in complex L4 ODDs (Operational Design Domains).
IP Release Principal Engineer MarvellIP Release Principal EngineerSanta Clara, CAOwn and execute the IP delivery checklist at each milestone (iRTL, Code Complete, RTLF), verifying completeness of all required collateral including: RTL source files, file manifests (.f/.vc), SDC, UPF, memory lists, CDC crossing lists, static waivers, CSR/register descriptions, synthesis scripts, and integration guidelines. Bachelor's degree in Computer Science, Electrical Engineering or related fields and 10-15 years of related professional experience or Master's degree and/or PhD in Computer Science, Electrical Engineering or related fields with 5-10 years of experience or equivalent professional experience in lieu of a formal degree.
Principal Engineer, Power Electronics Graphcore Ltd.Principal Engineer, Power ElectronicsMilpitas, CAWork with vendors to ensure their planned future technologies are pulled into our system engineering roadmap AND ensure that our (system engineering) required technological innovation is being driven into their (power vendor) roadmap. The company designs advanced semiconductors and data centre hardware that provide the specialised processing power needed to drive AI innovation, while delivering the efficiency required to support its broader adoption. .
Senior Principal Engineer - Field Applications Astera LabsSenior Principal Engineer - Field ApplicationsSan Jose, CA$205,000–$260,000 / yearAstera Labs' Intelligent Connectivity Platform integrates CXL, Ethernet, NVLink, PCIe, and UALink semiconductor-based technologies with the company's COSMOS software suite to unify diverse components into cohesive, flexible systems that deliver end-to-end scale-up, and scale-out connectivity. We know that creativity and innovation happen more often when teams include diverse ideas, backgrounds, and experiences, and we actively encourage everyone with relevant experience to apply, including people of color, LGBTQ+ and non-binary people, veterans, parents, and individuals with disabilities.
NewSenior Principal Engineer, Hardware Application Engineering (SI/PI) 112G/224G SerDes Macpower Digital Assets Edge Private LimitedSenior Principal Engineer, Hardware Application Engineering (SI/PI) 112G/224G SerDesSanta Clara, CA$195,000–$266,400 / yearWhat You Can Expect As a Senior Principal Engineer, Hardware Application Engineering (SI/PI) 112G/224G SerDes you will be the senior technical authority responsible for ensuring that customer platforms built on our Ethernet Switch and UALink silicon meet the highest performance and quality threshold from first prototype through mass-production deployment. You will own layout guideline definition, post-silicon channel extraction and simulation, compliance testing, and SerDes tuning guidance, while also reviewing customer PDN designs and feeding learnings back to our silicon and hardware engineering teams as part of a continuous improvement loop.
NewSenior Principal Engineer (Board & System Hardware Design AI & Cloud Infrastructure) Macpower Digital Assets Edge Private LimitedSenior Principal Engineer (Board & System Hardware Design AI & Cloud Infrastructure)Santa Clara, CA$200,000–$266,400 / yearYou will spend most of your time reviewing and shaping customer hardware designs covering board architecture, PCB stack-up and material selection, power architecture, thermal design, mechanical integration, and reliability and retain full hands-on capability across the entire design lifecycle from architecture through schematic, layout guidance, and bring-up. Job Summary: As Senior Principal Engineer (Board & System Hardware Design AI & Cloud Infrastructure), you will be the senior technical authority guiding customer hardware design-in on the Ethernet Switch and UALink platforms, and a key technical bridge between the silicon teams, internal hardware engineering, and the field.
Senior Principal Engineer -Hardware Signal Integrity & Power Integrity Fox Point Recruitment LLCSenior Principal Engineer -Hardware Signal Integrity & Power IntegritySanta Clara, CA$199,800–$266,400 / yearAs the Senior Principal Engineer for Signal Integrity (SI) and Power Integrity (PI) , you will serve as the senior technical authority responsible for ensuring that customer platforms built on our Ethernet Switch and UALink silicon meet the highest performance and quality thresholds — from first prototype through mass-production deployment. Compliance & Lab Debug: Lead lab characterization and compliance testing (BER/SER, eye-opening margins, jitter, return loss, crosstalk) using VNAs, BERTs, scopes, TDR, and jitter analyzers.
Sr Principal Engineer, Application Engineering & System Design Fox Point Recruitment LLCSr Principal Engineer, Application Engineering & System DesignSanta Clara, CA$200,000–$266,400 / yearYour primary mission is to ensure that customers’ next-generation switches, AI fabric platforms, and networking systems are designed right the first time—performant, manufacturable, reliable, and ready for high-volume production. Develop and deliver high-impact technical training to customers and internal teams covering proprietary silicon, reference designs, high-speed design best practices, and productization methodologies.
Principal Engineer, SCADA Engineering (BESS) Invenergy LLCPrincipal Engineer, SCADA Engineering (BESS)Oakland, CA$155,000–$180,000 / yearThis role is accountable for defining and documenting control strategies and data interfaces between substation devices, generation resources, data centers, remote operation centers, and external entities, and for driving reliable data connectivity and control readiness from design, commissioning, and turnover. Monitor construction progress remotely and via on site visits, support resolution of field issues, attend in person meetings with stakeholders, and provide on-site programming and field support during commissioning when required.
Principal Engineer, AI Tooling And Workflows NvidiaPrincipal Engineer, AI Tooling And WorkflowsSanta Clara, CAIn this role, you will define and build agentic AI systems, developer productivity platforms, and intelligent workflow automation that accelerate software delivery across NVIDIA's engineering organization. Partner with engineering leaders, teams across products, infrastructure, security, and research to identify high-leverage opportunities and deliver solutions with broad impact.
Principal Engineer, AI Tooling and Workflows NVIDIA CorpPrincipal Engineer, AI Tooling and WorkflowsSanta Clara, CAIn this role, you will define and build agentic AI systems, developer productivity platforms, and intelligent workflow automation that accelerate software delivery across NVIDIA's engineering organization. Partner with engineering leaders, teams across products, infrastructure, security, and research to identify high-leverage opportunities and deliver solutions with broad impact.
Sr. Principal Electrical Engineer, Microgrid Modeling Bloom EnergySr. Principal Electrical Engineer, Microgrid ModelingSan Jose, CaliforniaThis position is intended for an engineer with deep domain expertise and extensive hands‑on experience in microgrid modeling and simulation, capable of independently evaluating complex systems and operating scenarios and delivering high‑confidence, model‑driven insights to support system design and validation. This role focuses on advanced electrical and dynamic modeling of inverter‑based resources, energy storage systems, generation assets, microgrid controllers, and distribution networks to ensure robust performance, stability, resilience, and compliance with project requirements and applicable grid codes.
Principal Engineer, Mapping and Localization PlusAIPrincipal Engineer, Mapping and LocalizationSanta Clara, CADesign and implement robust, real-time algorithms for sensor fusion, visual/LiDAR odometry, and global localization using techniques like Factor Graphs, EKF/UKF, and particle filters. You will tackle the hardest edge cases—from GPS-denied tunnels to dynamic construction zones—ensuring our vehicles operate safely in complex L4 ODDs (Operational Design Domains).
Principal Engineer, HBM Field Application SK Hynix America IncPrincipal Engineer, HBM Field ApplicationSan Jose, CA$190,000–$230,000 / yearOur cutting-edge memory technologies are essential in today''s most advanced electronic devices and IT infrastructure, enabling enhanced performance and user experiences across the digital landscape. As a global leader in DRAM and NAND flash technologies, we drive the evolution of advancing mobile technology, empowering cloud computing, and pioneering future technologies.
Principal Engineer, Signal-Integrity And Power-Integrity SK hynixPrincipal Engineer, Signal-Integrity And Power-IntegritySan Jose, CA$185,000–$220,000 / yearMethodology Development: Invent and propagate best‑practice SIPI methodologies, including electromagnetic extraction, multi‑port S‑parameter modeling, and power‑network analysis for complex packaging environments. Architecture & Design: Lead the creation of high‑performance SiP architectures (HBM, interposer, 3 D stacks) and validate power‑delivery and signal‑integrity across the full stack-from silicon to substrate.
Principal Engineer, Signal-Integrity and Power-Integrity SK hynixPrincipal Engineer, Signal-Integrity and Power-IntegritySan Jose, CaliforniaMethodology Development: Invent and propagate best‑practice SIPI methodologies, including electromagnetic extraction, multi‑port S‑parameter modeling, and power‑network analysis for complex packaging environments. Architecture & Design: Lead the creation of high‑performance SiP architectures (HBM, interposer, 3 D stacks) and validate power‑delivery and signal‑integrity across the full stack—from silicon to substrate.
NewSoftware Engineer - Principal Siemens AGSoftware Engineer - PrincipalSanta Clara, CA$154,200–$277,600 / yearWorking alongside a senior group of engineers, you'll tackle complex technical challenges in a fast-paced environment, taking ownership of strategic initiatives from conception through delivery. Bachelor's or Master's degree in Computer Science, Electrical Engineering, Electronics Engineering, or a related technical field from an accredited institution.
NewPrincipal Engineer - Biological Sensors Engineer Western Digital CorpPrincipal Engineer - Biological Sensors EngineerSan Jose, CAWe combine deep engineering expertise with global-scale manufacturing to deliver the storage systems that make AI possible, powering hyperscale data centers, cloud platforms, and enterprise infrastructure worldwide. An employee's pay position within the salary range may be based on several factors including but not limited to (1) relevant education; qualifications; certifications; and experience; (2) skills, ability, knowledge of the job; (3) performance, contribution and results; (4) geographic location; (5) shift; (6) internal and external equity; and (7) business and organizational needs.