Principal Engineer, Inference Cloud Cerebras SystemsPrincipal Engineer, Inference CloudSunnyvale, CaliforniaThis is one of the most senior IC roles on the team, for someone who can identify the highest-leverage platform problems, set direction across multiple teams, define long-term architecture, and write production code on critical paths. OpenAI recently announced a multi-year partnership with Cerebras, to deploy 750 megawatts of scale, transforming key workloads with ultra high-speed inference.
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.
Principal Engineer BlackLine SystemsPrincipal EngineerPleasanton, CA$257,000–$322,000 / yearMake Your Mark: As a Principal Software Engineer, you will play a crucial role in delivering high quality releases to our customers by defining application architecture, designing, developing, troubleshooting, maintaining, optimizing, and scaling BlackLine's cloud-based backend services and driving innovation into our product suite. You will research, test, benchmark and evaluate new technologies, propose scaling solutions, collaborate with other teams to define, and build new features, optimize existing features while writing elegant code, coaching, and mentoring less experienced software engineers and communicating with people at all levels.
Principal Wireless Protocol Architect/Engineer Sony Playstation NetworkPrincipal Wireless Protocol Architect/EngineerSan Mateo, CA$209,900–$314,900 / yearOur team recently delivered the new PlayStation Link, PULSE Explore and PULSE Elite products, recently announced the FlexStrike and PULSE Elevate products, and are hard at work on what comes next. SIE is a dynamic technology company, delivering cutting-edge hardware and network services to more than 100 million people and an entertainment leader, home to some of the most beloved and recognizable intellectual properties (IP) in the world.
Senior Principal Engineer, Product Software (Network Platform) Equinix, Inc.Senior Principal Engineer, Product Software (Network Platform)Redwood City, CAThe Senior Principal Architect is a highly influential technical leadership role responsible for end-to-end architectural direction, technical governance, and the evolution of software and network platforms within Network Platform Engineering (NPE). Through close collaboration with peer architects, engineering teams, and product leaders, this role shapes platform direction, influences how systems are designed and operated, and ensures Equinix can scale effectively as it evolves.
NewPrincipal Systems Software Engineer, Semiconductor Systems Inspection NVIDIA CorpPrincipal Systems Software Engineer, Semiconductor Systems InspectionSanta Clara, CAApply semiconductor metrology, inspection, review, and process context-including CD, LER, LWR, overlay, wafer maps, defect maps, SPC signals, and yield signals-to improve model quality and fab decision support. Partner with customers and internal teams to integrate and improve computer vision and multimodal workflows for defect detection, classification, localization, segmentation, nuisance filtering, ADC, and ADR.
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 I/II, MSAT / Viral Vector Downstream Third Rock Ventures LLCPrincipal Engineer I/II, MSAT / Viral Vector DownstreamBerkeley, CA$170,000–$215,000 / yearDefine and lead the external downstream process strategy for Azalea's viral vector programs, with an immediate focus on EDV and AAV manufacturing for Program 1. In collaboration with the PD team, assist with downstream process development, optimization, scale-up, and manufacturing readiness activities across clarification, filtration, chromatography, ultrafiltration/diafiltration, formulation interfaces, sterile filtration, hold-time strategy, and other relevant unit operations. Fraudulent emails claiming to be sent by Azalea or Azalea employees may come from similar sounding emails with endings like "@azaleajobs.com" or "@azalea.com" or even emails ending in common public domain addresses with endings like "@gmail.com,"
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.
Senior Principal Engineer, Software/Firmware Fox Point RecruitmentSenior Principal Engineer, Software/FirmwareSanta Clara, CaliforniaThe ideal candidate brings deep expertise in embedded firmware for optical transceivers, a track record of leading complex multi-generation programs, and the ability to work effectively across firmware, hardware, DSP, and customer-facing teams. A leading technology engineering company is seeking the expertise of a Senior Principal Firmware Engineer ( Software/Firmware Coherent Optical Module Firmware / SoC-Based Embedded Platforms / CPO) to join their Optical Connectivity firmware team in Santa Clara.
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.
Principal Software Engineer, Vehicle Dynamics Simulation - AV NvidiaPrincipal Software Engineer, Vehicle Dynamics Simulation - AVSanta Clara, CADeep knowledge of longitudinal and lateral vehicle dynamics, tire-road interaction, steering, braking, actuator limits, latency, saturation, kinematic and dynamic bicycle models, multi-degree-of-freedom dynamics, multibody simulation, and tire models such as Pacejka Magic Formula, Fiala, FTire, or TMeasy. Proven ability to calibrate and validate simulation models using measured logs, test-track data, controlled maneuvers, or simulation benchmarks while maintaining deterministic behavior and regression coverage.
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 Robotics Functional Safety Engineer Agility RoboticsPrincipal Robotics Functional Safety EngineerFremont, CA$207,000–$269,000 / yearThis is a high-impact role for an engineer who wants to shape the safety of complex robotic systems from architecture through deployment, and to help set functional safety direction across the broader engineering organization, not just a single product line. Agility's commercially deployed humanoids operate alongside teams in warehouses, manufacturing facilities, and distribution centers—tackling physically demanding and repetitive tasks while enabling workers to focus on higher-value work.
Principal Engineer, Product Compliance Bloom EnergyPrincipal Engineer, Product ComplianceSan Jose, CaliforniaOur cutting-edge solutions enable unparalleled “time-to-power” capabilities, reliability, and sustainability, ensuring our customers remain ahead in a world where soaring energy demand and intensifying energy scarcity are rapidly becoming the new norm. For over two decades, we’ve been at the forefront of the global energy transition, pioneering solutions that empower critical industries to thrive in a rapidly digitizing, energy-intensive world.
AI Principal Engineer AccellorAI Principal EngineerMountain View, CAOwn architecture patterns for prompt structure, dynamic context assembly, retrieval-augmented generation, long-context management, conversation memory, tool context, agent state, multimodal context, source grounding, permission-aware retrieval, context compression, and context auditability. They should be able to discuss GPU memory bottlenecks, distributed inference, model-serving reliability, context quality, cost optimization, release validation, eval pipelines, observability, and production rollout with engineering teams, while also explaining architecture decisions clearly to senior leadership.
Sr Principal Engineer, Enclosures Design Bloom EnergySr Principal Engineer, Enclosures DesignSan Jose, CaliforniaThey have experience in the automotive industry having delivered cars and trucks to the vehicle marketplace, or in NEMA 4X compliant enclosures, sealing strategies and manufacturing approaches that survive real world deployment for decades. Our cutting-edge solutions enable unparalleled “time-to-power” capabilities, reliability, and sustainability, ensuring our customers remain ahead in a world where soaring energy demand and intensifying energy scarcity are rapidly becoming the new norm.
NewSr. Principal DFT Engineer (AI2533) SiMa Technologies IncSr. Principal DFT Engineer (AI2533)San Jose, CA$231,100–$358,200 / yearGood working knowledge of non-DFT EDA tools like VCS/Verdi, Fusion Compiler, PrimeTime, PrimePower, RedHawk, StarRC, etc. is preferred plus. The actual annual salary offered will depend on several factors, including - among others - job-related skills, experience, technical expertise, qualifications, work location, and business needs.
Principal Engineer, HBM Field Application SK hynixPrincipal 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 Airfield Engineer RS&HPrincipal Airfield EngineerSan Francisco, California$170,000–$225,000 / yearActivities include the geometric design of runways, taxiways, and aprons; bituminous and concrete pavement design; stormwater and utility infrastructure design; coordination with airports, airlines, FAA and other tenants; and construction administration/management. The Team: Joining our Aviation team means an opportunity to explore your potential and apply your diverse skills to serve the large and small airports of the aviation industry as a trusted advisor.