Fuel Performance Engineer jobs in Santa Clara – Browse 407 openings on RoboApply Jobs

Fuel Performance Engineer jobs in Santa Clara

Open roles matching “Fuel Performance Engineer” with location signals for Santa Clara. 407 active listings on RoboApply Jobs.

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companyOklo logo
Full-time|$120K/yr - $165K/yr|Remote|Santa Clara, CA or Remote

We appreciate your interest in joining Oklo! We are on the lookout for a dedicated Fuel Performance Engineer to enhance our team. Position Overview As a Fuel Performance Engineer at Oklo, you will play a crucial role in conducting fuel performance analyses and validating both current and future fuel designs for our Aurora powerhouses. Your responsibilities will encompass engineering analyses, modeling and simulation, comprehensive documentation of your findings, and collaboration with our reactor design, fuel fabrication, and licensing teams. Key Responsibilities: Evaluate the performance of existing and innovative fuel designs under anticipated operating conditions and potential off-normal scenarios. Develop analytical methodologies to build confidence in fuel design, which may include creating software for modeling and simulation purposes. Conduct verification and validation of modeling and simulation tools to support your analyses. Assist in experimental fuel campaigns. Work collaboratively across teams to provide insightful technical feedback to design initiatives. Utilize modern documentation tools and techniques to produce clear and concise technical reports. Desired Competencies: We seek a Fuel Performance Engineer who is: Passionate about advancing clean energy and making advanced fission technology a reality. Quick to learn and adaptable to changing challenges. Excited to collaborate in a dynamic team environment, receptive to constructive feedback, and eager to grow. Comfortable in a fast-paced startup culture that encourages innovative thinking and novel approaches. Creative and analytical in addressing engineering challenges. Proactive in proposing innovative solutions to complex technical issues. Minimum Qualifications: Bachelor's degree in engineering with a minimum of 3 years of relevant experience. Demonstrated expertise in multi-physics system performance analyses. Proficient in finite element simulation software (e.g., Ansys, Abaqus). Experience with material analysis techniques. Knowledge of an object-oriented programming language (e.g., Python, C++). Preferred Qualifications: Experience in nuclear fuel performance analysis. Familiarity with metallic fuels. Background in fuel analysis and performance evaluation.

Feb 23, 2026
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companyOklo logo
Full-time|$100K/yr - $150K/yr|Remote|Santa Clara, CA or Remote

Thank you for considering a career with Oklo! We are on the lookout for a passionate and skilled Fuel Fabrication Project Engineer to enhance our team.Position OverviewIn the role of Project Engineer within Oklo’s fuel fabrication division, you will play a vital role in supporting a wide range of nuclear design, regulatory licensing, procurement, and construction activities. Your responsibilities will include coordinating project timelines, initiating nuclear-grade purchasing processes, and ensuring meticulous task tracking across various facility deployments for all team members. This position is crucial for upholding nuclear safety standards, ensuring regulatory compliance, and executing projects with discipline. The ideal candidate will possess a keen eye for detail, strong technical skills, and a thorough understanding of the strict protocols necessary in nuclear environments.This role requires a high degree of collaboration and technical proficiency.Key Responsibilities:Develop and manage integrated schedules for nuclear system design, equipment qualification, procurement, and construction activities.Incorporate regulatory milestones, quality assurance/quality control steps, readiness reviews, and hold points into project timelines.Monitor progress across various engineering disciplines including mechanical, electrical, instrumentation & control, safety analysis, and licensing.Identify schedule risks, critical-path items, and long-lead nuclear components.Facilitate regular project coordination meetings to ensure alignment between engineering, licensing, procurement, and construction teams.Prepare status reports for internal leadership and regulators as necessary.Create procurement documentation for safety-related, ASME-coded, and nuclear-grade equipment.

Mar 12, 2026
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companyOklo logo
Full-time|$130K/yr - $200K/yr|Remote|Santa Clara, CA or Remote

Oklo is seeking a Senior Electrical Engineer to join the team supporting a new nuclear fuel recycling facility. This position can be based in Santa Clara, CA or remote. Role overview This position focuses on designing, developing, integrating, and validating electrical systems essential to a first-of-a-kind (FOAK) nuclear fuel recycling facility. Systems include facility power distribution, electrical infrastructure, equipment power, and interfaces with process and control systems. The work spans the full facility lifecycle: conceptual development, detailed design, construction, commissioning, and operations. Collaboration with teams across facility design, process engineering, controls engineering, equipment design, and regulatory licensing is essential. Key responsibilities Lead design and execution of facility electrical systems from initial concept through commissioning Design and specify high-, medium-, and low-voltage power distribution systems Define system architecture, including redundancy, backup power, and safety strategies Conduct and review power system studies such as load flow, short-circuit, and coordination analyses Create and review electrical documentation, including single-line diagrams, load lists, specifications, and cable schedules Oversee integration with control systems, including PLC, DCS, and HMI interfaces Develop strategies for grounding, bonding, and lightning protection Support procurement, installation, and commissioning phases

Apr 28, 2026
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companyOklo logo
Full-time|$80K/yr - $180K/yr|Remote|Santa Clara, CA or Remote

Thank you for considering a career with Oklo! We are seeking a talented Facility Design Engineer to enhance our fuel recycling engineering team.Position Description:In this pivotal role, you will be responsible for creating and optimizing the balance-of-plant design for a cutting-edge commercial-scale Used Nuclear Fuel (UNF) recycling facility. Your daily tasks will encompass process analysis, requirements generation, and the design and specification of equipment crucial to various facility operations. You will collaborate with cross-functional teams focused on process equipment design, chemical and electrochemical engineering, instrumentation and control (I&C), software engineering, quality assurance, and licensing. Furthermore, you will liaise with external Architecture and Engineering (A&E) firms to support facility development.Key Responsibilities:Designing facility layouts, workflows, and infrastructure plans to enhance efficiency, safety, security, and compliance.Defining specifications and performance criteria for facility process support equipment, which includes:Mechanical systems – pumps, heat exchangers, piping, valves, etc.Electrical systems – transformers, switchgear, high-power DC rectifiers, etc.I&C – Supervisory Control and Data Acquisition (SCADA), Distributed Control Systems (DCS), instrumentation sensors, emergency shutdown systems (ESD).Backup power generation – generators, fuel tanks, uninterruptible power supplies, etc.HVAC & ventilation.Water and waste systems.

Feb 23, 2026
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companyOklo Inc. logo
Full-time|On-site|Santa Clara, CA

Join Oklo Inc. as a Mechanical Design Engineer specializing in fuel recycling. In this role, you will be responsible for the design, analysis, and optimization of mechanical systems related to innovative fuel recycling technologies. Your contributions will play a crucial part in advancing sustainable energy solutions and promoting a cleaner environment.This position involves collaboration with a dynamic team of engineers and scientists, where you will apply your creativity and technical expertise to solve complex challenges in the field. Ideal candidates are passionate about sustainability and have a strong desire to make a positive impact through engineering.

Apr 2, 2026
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companyOklo logo
Full-time|Remote|Santa Clara, CA or Remote

Thank you for considering a career at Oklo! We are excited to announce an open call for talented engineers and dedicated professionals eager to join our innovative fuel recycling team.Oklo is on the brink of launching the first modern nuclear fuel recycling facility in the U.S., which entails specialized work across various domains including design, research and development, program management, operations, physical protection, safeguarding, and material control and accounting. If you are passionate about the nuclear fuel cycle, we want to hear from you!If you do not find a position that matches your skills, please feel free to submit your resume along with a cover letter detailing why you believe you would be an exceptional fit for our team.

Feb 23, 2026
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companyOklo logo
Full-time|$100K/yr - $190K/yr|Remote|Santa Clara, CA or Remote

We appreciate your interest in joining Oklo! We are on the lookout for a Radioactive Waste Handling Engineer to become an integral part of our Fuel Recycling Team. The Radioactive Waste Handling Engineer will be tasked with devising and executing compliant and efficient solutions for the shipping and storage of nuclear materials, encompassing byproduct waste to Class A and high-level waste (HLW) items. This pivotal role will contribute significantly to maintaining regulatory compliance, ensuring operational excellence, and upholding technical rigor in nuclear waste management. In this role, you will: Work collaboratively with internal teams, regulatory bodies, and external partners to design, implement, and oversee waste storage programs for the Oklo Fuel Recycling Team. Design, analyze, and implement waste storage systems and packaging that adhere to NRC regulations and industry standards. Manage contracts with licensed disposal facilities, transporters, and shippers to ensure the safe and compliant disposition of waste. Key responsibilities may include: Conducting engineering analyses of waste package performance (e.g., chemical, thermal, radiological) to support the development of the safety case for the Oklo Fuel Recycling Facility. Collaborating across functions with operations, engineering, and licensing teams to integrate waste storage requirements into facility and program designs. Facilitating the design of storage facilities and processes to ensure compliance with 10 CFR Part 72 regulations. Assisting in the development of compliant waste storage programs for various waste classifications (i.e., Class A, B, C, GTCC, and HLW). Coordinating with licensed shippers and disposal facilities to ensure safe and efficient waste transport and storage. Developing documentation and procedures to support licensing, inspections, audits, and regulatory reviews.

Feb 23, 2026
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companyOklo logo
Full-time|$50K/yr - $166K/yr|Remote|Santa Clara, CA or Remote

We appreciate your interest in Oklo! We are actively seeking a Fuels Licensing Manager to become an integral part of our dynamic team. Position Overview The Fuels Licensing Manager at Oklo plays a critical role in leveraging nuclear regulatory expertise to facilitate engineering advancements that align with licensing requirements. This position involves close collaboration with design engineers to thoroughly understand, interpret, and guide our design basis in compliance with U.S. nuclear regulations. The Fuels Licensing Manager will also be responsible for developing comprehensive documentation to support both pre-application initiatives and the submission and review of license applications. Key Responsibilities: Prepare, review, and maintain licensing documentation, programs, and related activities for Oklo's fuel fabrication and recycling technologies. Plan, organize, and execute complex assignments within a collaborative team setting. Assist in managing licensing activities and deliverables, ensuring timely submission of licensing documents and adherence to schedules and milestones. Collaborate with engineering teams to define and document engineering and licensing requirements for nuclear systems and components. Coordinate with design engineers to review technical materials, ensuring compliance with regulatory standards for new designs and modifications. Engage with nuclear regulators to facilitate regulatory planning and compliance. Prepare and advocate for Oklo's licensing positions in areas lacking existing regulatory frameworks or where development of new guidelines is necessary. Deliver presentations on licensing matters to internal stakeholders and external organizations. Lead the resolution of strategic licensing challenges.

Mar 12, 2026
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companyMindlance logo
Full-time|On-site|Santa Clara

Join our dynamic team at Mindlance as a CPU Performance Engineer. In this pivotal role, you will be responsible for optimizing CPU performance to ensure our products deliver unparalleled efficiency and speed. Your expertise will play a crucial part in driving innovations that shape our technology landscape.

Oct 27, 2016
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companyCyberArk Software Ltd. logo
Full-time|Hybrid|Santa Clara

Join CyberArk as a Staff Software Engineer specializing in Performance & Reliability for our cutting-edge Cloud Platform. In this dynamic role, you will be instrumental in ensuring the seamless functionality and robustness of our cloud services. You will leverage your expertise to optimize system performance, proactively address reliability challenges, and contribute to our mission of securing digital identities.

Apr 30, 2026
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companyMindlance logo
Full-time|On-site|Santa Clara

We are seeking a Senior Performance Architect to join our dynamic team at Mindlance. In this pivotal role, you will leverage your expertise to design and implement high-performance systems that meet the demands of our clients. You will work closely with cross-functional teams to optimize performance metrics and ensure the scalability and reliability of our software applications.

Nov 22, 2016
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companyServiceNow logo
Full-time|On-site|Santa Clara

Role Overview ServiceNow is looking for a Senior Staff Software Engineer focused on Performance Engineering to join the team in Santa Clara. This tech lead position centers on optimizing and advancing the performance of ServiceNow’s cloud-based platform. The work directly impacts the reliability and efficiency of infrastructure and operations, supporting strong service delivery for clients. What You Will Do Lead a team of engineers dedicated to performance improvements and platform optimization. Shape performance strategies that influence infrastructure and operational excellence. Mentor junior engineers, sharing knowledge and encouraging technical growth. Work closely with peers on architectural decisions and technical direction. Implement and promote engineering best practices to raise standards across the team. Guide projects through every stage, from initial concept to deployment. Support a culture of high performance and continuous improvement. Location This role is based in Santa Clara.

Apr 15, 2026
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companyUS Tech Solutions logo
Contract|On-site|Santa Clara

Senior CPU Performance ArchitectLocation: Santa Clara, CAContract Duration: 12+ MonthsJob Overview:We are actively seeking a talented and experienced CPU Performance Engineer to join our dynamic team. In this role, you will be instrumental in defining and implementing the performance model for our client's next-generation high-end ARM microprocessor. Your contributions will span various phases of the development cycle, depending on your specific skills and project assignments. You will engage in a multitude of technical areas, including but not limited to:(1) Conducting feasibility studies, cost and power estimations, performance projections, and competitive analysis(2) Analyzing workloads(3) Performance and functional modeling, along with software benchmarking(4) Evaluating CPU and memory subsystem performance(5) Establishing performance correlations(6) Collaborating closely with CPU Design teams on defining next-generation micro-architecture.

Nov 17, 2016
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companyOklo logo
Full-time|$85K/yr - $175K/yr|Remote|Santa Clara, CA or Remote

Thank you for your interest in joining Oklo! We are on the lookout for a dedicated Regulatory Engineer to enhance our fuel recycling team. Position Overview: The Regulatory Engineer will play a pivotal role in navigating the regulatory landscape associated with the licensing of recycling and fuel fabrication facilities. This position also involves participating in the engineering design of advanced technologies. Candidates will be expected to cultivate a thorough understanding of requirements set by the Nuclear Regulatory Commission and the Environmental Protection Agency, all while embracing Oklo's innovative approach to tackling complex regulatory challenges. Specific responsibilities will vary based on your experience and interests. As we embark on groundbreaking efforts in the licensing and operationalizing of modern fuel recycling facilities, we welcome individuals motivated by success to contribute significantly to our mission! Key Responsibilities: Responsibilities may vary based on your background: Research and interpret regulations and precedents in the regulatory field. Develop, refine, and review necessary licensing documentation. Assist in managing deliverables for various internal and external regulatory activities. Collaborate with technical staff, including reviewing technical documentation. Analyze regulatory documents and highlight key elements. Contribute to technical reports submitted to regulatory bodies and other external organizations. Engage in some design engineering tasks: provide technical feedback to rapidly evolving design teams; document work using contemporary tools and techniques; and produce clear, thoughtful, and informative technical reports.

Feb 23, 2026
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companyPure Storage logo
Full-time|$199K/yr - $299K/yr|On-site|Santa Clara, California

Join us at the forefront of technology as we revolutionize the data storage industry. At Pure Storage, you will be part of a visionary team that embraces innovative thinking and collaboration, shaping the future of enterprise storage.If you are passionate about making a significant impact in the tech world, we invite you to become part of our journey.THE ROLEWe are seeking a talented Performance Benchmarking Program Manager to spearhead and expand our benchmarking initiatives. In this role, you will drive competitive advantages by leading the development and delivery of formal benchmarks across various enterprise storage domains including File/NAS, HPC, AI/ML, and Block. You will serve as the strategic liaison between engineering, product, and our global marketing teams, ensuring that our benchmarks are timely, defensible, standards-compliant, and translate into actionable insights and compelling marketing narratives.WHAT YOU'LL DODesign and implement a global benchmark strategy along with a submission calendar (e.g., SPECstorage, IO500, MLPerf) to align seamlessly with product launch schedules and competitive objectives.Lead and scale domain-specific teams (e.g., File/NAS, HPC, ML/MLPerf) to enforce engineering best practices and a standardized approach to benchmark execution and data analysis.Drive organizational impact by collaborating with Platform Engineering and Product leaders to secure necessary tuning and optimizations for achieving top-tier public benchmark results.Oversee compliance, governance, and public communications by facilitating go/no-go reviews with Legal and Brand teams regarding external performance claims, ensuring traceable evidence and appropriate trademark usage.Transform technical results into market value by working closely with Technical Marketing to convert benchmark data and insights into engaging external content, whitepapers, and sales enablement materials.As our team primarily operates from the office, you will be expected to work from our Santa Clara location, adhering to Pure's policies, except during PTO, work travel, or other approved leave.

Dec 12, 2025
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companyOklo logo
Full-time|$135K/yr - $175K/yr|Remote|Santa Clara, CA or Remote

Oklo is seeking a Senior Nuclear Criticality Safety Engineer to help shape the safety framework for its used nuclear fuel recycling facility. This position is available to candidates based in Santa Clara, CA or working remotely. Role overview This role leads the design and implementation of the nuclear criticality safety (NCS) program at Oklo’s facility. The Senior Nuclear Criticality Safety Engineer will establish the safety basis, direct criticality safety evaluations, and ensure the facility meets regulatory standards as Oklo advances its recycling technology. Main responsibilities Analyze NCS hazards in nuclear fuel cycle facilities. Conduct criticality safety evaluations (CSEs) to confirm subcriticality under both normal and abnormal conditions. Prepare and document the criticality code validation report. Ensure all work follows the double-contingency principle. Document hazard analyses, CSEs, and supporting technical data. Review and implement controlled parameters for the NCS program. Develop the criticality accident alarm system and emergency response plan for inadvertent criticality events. Support the development of safety bases and licensing activities. Oversee methodologies and management practices for the NCS program. Minimum qualifications Bachelor’s, Master’s, or PhD in nuclear engineering, chemical engineering, chemistry, or a closely related field. At least 5 years of experience conducting CSEs as part of a nuclear facility’s safety basis. Preferred qualifications Experience with used nuclear fuel recycling technologies. More than 10 years performing criticality safety evaluations for an NRC-licensed fuel cycle facility. Key competencies Strong knowledge of nuclear science, criticality physics, and chemistry. Understanding of nuclear fuel cycle processes and accident scenarios. Proficiency with Attila4MC, MCNP, SCALE, and/or Serpent codes and modules. Familiarity with the objectives of critical experiments. Expertise in criticality-specific codes, standards, regulatory requirements, and industry practices for nuclear fuel cycle facilities. Awareness of NUREG-1513, NUREG-1520, NUREG/CR-6410, NUREG/CR-6698, NUREG/CR-7311, and NRC RG guidelines.

Apr 20, 2026
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company
Full-time|Hybrid|Santa Clara

At d-Matrix, we are pioneering the potential of generative AI to revolutionize technology. Positioned at the leading edge of software and hardware innovation, we are dedicated to pushing the limits of what is achievable. Our workplace culture is built on mutual respect and collaboration.We embrace humility and value direct communication. Our team is diverse and inclusive, allowing for a variety of perspectives that lead to superior solutions. We are looking for individuals who are eager to take on challenges and are motivated by results. Are you ready to discover your playground? Together, we can explore the infinite possibilities of AI.This position requires you to work on-site at our Santa Clara, CA headquarters for three days a week in a Hybrid work model.Role Overview: Principal Architect - Performance Analysis and Modelingd-Matrix is searching for exceptional computer architects to enhance AI application performance at the convergence of hardware and software, with a keen focus on cutting-edge hardware technologies (such as DIMC, D2D, 3D-DRAM, etc.) and innovative workloads (like generative inference, etc.). Our acceleration philosophy spans the entire system, encompassing efficient tensor cores, storage, and data movements, along with co-designing dataflow and collective communication techniques.Key Responsibilities:Analyze the latest machine learning workloads (including multi-modal LLMs, CoT reasoning models, and video/audio generation).Contribute to the Hardware and Software features that empower the next generation of inference accelerators in data centers.Stay current with research in ML Architecture and Algorithms, collaborating with various partner teams including Product, Hardware Design, Compiler, Inference Server, and Kernels.Daily tasks will involve (1) analyzing the properties of emerging machine learning algorithms and workloads to discern functional and performance implications, (2) creating analytical models to forecast performance across current and future generations of d-Matrix hardware, and (3) proposing new hardware/software features to facilitate or accelerate these algorithms.Qualifications:Minimum:Bachelor's degree in Electrical Engineering or related field with over 10 years of industry experience, or a Master's degree preferred with at least 8 years of experience.Comprehensive understanding of relevant areas through academic or industry experience, including computer architecture, hardware-software co-design, and performance analysis.

Mar 11, 2026
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company
Full-time|Hybrid|Santa Clara

At d-Matrix, we are on a mission to harness the power of generative AI and revolutionize technology. We stand at the cutting edge of software and hardware innovation, continuously exploring new frontiers of possibility. Our culture thrives on respect and collaboration.We embrace humility and prioritize direct communication. Our inclusive team values diverse perspectives, fostering enhanced problem-solving. We are in search of passionate individuals eager to tackle challenges and driven by results. Are you ready to explore your potential? Together, we can redefine the limitless opportunities of AI.Work Location:This is a hybrid position, requiring onsite work at our Santa Clara, CA headquarters 3-5 days per week.Key Responsibilities:• You will lead pre-silicon power estimation for design blocks, encompassing both RTL and physical design power assessments.• Collaborate with front-end and DV engineers to pinpoint power activity windows in designs, ensuring that feedback from estimations is effectively implemented to optimize power.• Develop an architectural power estimation tool tailored for AI workloads, calculating power based on system configuration and die-level metrics, including workload profiling with respect to memory size, bandwidth, and gate counts of compute/memory blocks.• Work alongside frontend architects and backend designers to compile necessary performance monitoring capabilities, system requirements, and usage analysis, contributing to hardware enhancements and die modifications.• Integrate analysis feedback into design processes with the frontend team.• Design micro-architecture and RTL, perform synthesis, and verify logic and physical power performance using state-of-the-art CAD tools and semiconductor technologies.• Design and implement performance enhancement and power-saving/monitoring functions that facilitate efficient design, testing, and debugging, participating in silicon bring-up and validation.Qualifications:• Master's degree in Electrical Engineering, Computer Engineering, or Computer Science with 10-15 years of relevant industry experience or equivalent.• Strong understanding of power, performance, micro-architecture, RTL, and physical design, with a focus on digital systems and IC design.

Apr 9, 2026
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companyIntegrated Resources Inc. logo
Database Optimization Engineer

Integrated Resources Inc.

Full-time|On-site|Santa Clara

Join Integrated Resources Inc. as a Database Optimization Engineer in Santa Clara, CA, where you will play a critical role in enhancing the performance and efficiency of our database systems. You will collaborate with cross-functional teams to design, implement, and maintain optimized database solutions that meet the dynamic needs of our organization.

Jul 27, 2016
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companyTenstorrent logo
Full-time|Hybrid|Santa Clara, California, United States; Toronto, Ontario, Canada

Join Tenstorrent, a pioneer in the AI technology landscape, where we are reshaping the future of computing with innovative solutions that integrate software models, compilers, platforms, networking, and semiconductor advancements. Our talented team has successfully developed a high-performance RISC-V CPU and shares a strong dedication to AI, committed to building an unparalleled AI platform. We foster a culture of collaboration, curiosity, and a relentless pursuit of solving complex challenges. We are expanding our team and invite professionals of all experience levels to contribute.We are in search of a skilled PCB Layout Engineer with a strong background in board layout for high-performance computing and AI hardware. Candidates should possess hands-on experience with multi-layer boards, including HDI vias, blind vias, back drilling, DFM, DFA, as well as routing and layout of high-speed interfaces such as GDDR, LPDDR, DDR, PCIe Gen 5 & 6, Ethernet IEEE 802.3bj, cd, cf, USB, and more. The successful candidate will collaborate closely with cross-functional teams of systems, power, signal integrity, and mechanical engineers to ensure our products adhere to layout specifications and margins for mass production in data centers, workstations, and consumer computing applications.This position offers a hybrid work model based in either Toronto, ON or Santa Clara, CA.We welcome candidates across various levels of experience. During the interview, we will assess each candidate's skills and level to ensure alignment with our needs and expectations.

Mar 25, 2026

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