Signal Integrity Engineer

About HarkHark is at the forefront of artificial intelligence, dedicated to creating advanced, personalized intelligence systems that are proactive, multimodal, and capable of seamless interaction through speech, text, vision, and persistent memory.Our mission is to revolutionize human-machine interaction by combining cutting-edge AI with next-generation har…

Job Title: Principal Engineer, Signal Integrity and Power IntegrityOffice Location: San Jose, CAWork Model: OnsiteAbout SK hynix AmericaAt SK hynix America, we are pioneers in semiconductor innovation, leading the development of advanced memory solutions that power a wide array of devices, from smartphones to data centers. As a global frontrunner in DRAM and NAND flash technologies, we are driving the evolution of mobile technology, enhancing cloud computing capabilities, and exploring future technologies. Our state-of-the-art memory technologies are crucial for the most advanced electronic devices and IT infrastructures, providing improved performance and superior user experiences across the digital realm.We invite visionary minds to join our mission of shaping the future of technology. Here at SK hynix America, you will collaborate with a team dedicated to pioneering advanced memory solutions while upholding a strong commitment to sustainability. We are not merely responding to technological advancements; we are leading them through significant investments in artificial intelligence, machine learning, and environmentally friendly practices. As we expand our market influence and redefine the boundaries of semiconductor technology, we welcome you to be a part of our journey in creating the next generation of memory solutions that will shape the future of computing.Job Summary:SK hynix America is on the lookout for a Principal Engineer to spearhead the Signal Integrity and Power Integrity (SIPI) strategy for cutting-edge advanced packaging technologies. In this role, you will be responsible for the design, analysis, and validation of next-generation advanced packaging solutions for HBM and beyond, including logic-memory integration. This position requires extensive technical expertise in high-speed interface design, collaboration with global R&D teams, and contributions to industry standards for advanced packaging.Responsibilities:Strategic Leadership: Define and manage the SIPI roadmap for advanced packaging families, ensuring alignment of technical direction with product and business objectives.Architecture & Design: Lead the development of high-performance SiP architectures (HBM, interposer, 3D stacks) and validate power delivery and signal integrity throughout the entire stack—from silicon to substrate.Methodology Development: Innovate and disseminate best-practice SIPI methodologies, including electromagnetic extraction, multi-port S-parameter modeling, and power-network analysis for complex packaging environments.Technical Ownership: Supervise the complete design flow (package definition, simulation, and validation).

Join Lumilens as a Senior/Principal Signal Integrity Engineer specializing in Silicon Photonics and AI Interconnects. In this pivotal role, you will collaborate with a talented team to innovate and develop cutting-edge solutions that enhance signal integrity in advanced photonic systems.Your expertise in high-speed digital and analog signal integrity analysis will be invaluable as you lead projects that bridge the gap between technology and application. You will be responsible for designing, modeling, and testing signal integrity for next-generation interconnects, ensuring optimal performance and reliability.

Join Western Digital as an Analog/Mixed Signal Design Engineer and play a pivotal role in developing innovative technologies that drive the future of data storage solutions. You will work alongside a talented team of engineers to design, develop, and optimize analog and mixed-signal components for cutting-edge products.

Join Our Innovative Team as an Analog/Mixed-Signal Circuit Design Engineer! At SK hynix America, we lead the charge in semiconductor innovation, crafting advanced memory solutions that power everything from smartphones to expansive data centers. As a pioneering force in DRAM and NAND flash technologies, our mission revolves around driving the evolution of mobile technology, enhancing cloud computing, and spearheading future innovations. Our state-of-the-art memory technologies are vital to today’s most sophisticated electronic devices and IT infrastructure, delivering superior performance and user experiences across the digital realm. We invite visionary minds to join us in shaping the future of technology. At SK hynix America, you’ll collaborate with a team dedicated to pioneering cutting-edge memory solutions while upholding a strong commitment to sustainability. We are not merely adapting to technological shifts; we are propelling them forward with substantial investments in artificial intelligence, machine learning, and environmentally conscious operational practices. As we expand our market presence and push the limits of semiconductor technology, we welcome you to be part of our journey in creating next-generation memory solutions that will define the future of computing.

Astera Labs develops advanced rack-scale AI infrastructure, specializing in innovative connectivity for modern AI workloads. The company partners with hyperscalers and ecosystem collaborators to deliver solutions that integrate CXL®, Ethernet, NVLink, PCIe®, and UALink™ semiconductor technologies with the COSMOS software suite. This approach supports unified, flexible systems that scale easily, while custom solutions complement standards-based offerings. Learn more at www.asteralabs.com. Role overview This PhD internship focuses on Analog/Mixed-Signal IC Design (SerDes) and will be based in either Irvine, CA or San Jose, CA. The intern will join a team dedicated to advanced node CMOS products and high-performance connectivity solutions. What you will do Design and verify analog and mixed-signal integrated circuits for advanced node CMOS products Develop and validate circuits such as PLLs, DLLs, ADCs, regulators, amplifiers, transmitters, receivers, and CDRs Ensure circuits meet strict performance standards for connectivity applications Work on analog and clocking blocks for high-speed data interfaces Use industry-standard tools, including Spectre and MATLAB, for design and verification Who we’re looking for Astera Labs seeks a motivated designer with a strong interest in analog and mixed-signal circuit design. Curiosity about advanced connectivity products and a collaborative approach to engineering are important in this role.

About Hark Hark is at the forefront of artificial intelligence, developing innovative, personalized intelligence systems that are proactive, multimodal, and capable of engaging with the world via speech, text, vision, and persistent memory. We are merging this intelligence with cutting-edge hardware to forge a universal interface that connects humans and machines. Unlike conventional AI that operates through outdated chat boxes and devices, Hark is pioneering the future with agentic systems that engage naturally with individuals and their environments. Our mission is to create multimodal models and next-generation AI hardware, meticulously designed as an integrated interface for a new era of intelligent systems. About the Role As an Integration Engineer, you will take ownership of the integrations layer that empowers Hark's AI agent to be genuinely effective in real-world applications. Your responsibility will be to connect our AI to the tools, services, and data sources that users rely on daily. Your work will involve designing and implementing the protocols, connectors, and execution primitives that enable Hark to perform real actions, such as managing emails, calendars, and third-party API interactions. The true potential of our agentic system hinges on its ability to connect and act. This role offers significant ownership within a compact team where you will collaborate directly with platform engineers and model researchers. The integrations you develop will set the parameters for Hark's capabilities. Responsibilities Design and construct the integration layer connecting Hark's agent to third-party services, including email, calendars, productivity tools, communication platforms, and developer tools. Oversee the complete lifecycle of integrations: from authentication flows to API clients, schema normalization, action execution, and robust error handling. Ensure reliability beyond just the happy path. Establish and implement tool and action protocols that allow the agent to engage with external systems in a secure and consistent manner. Facilitate the seamless addition of new integrations. Collaborate closely with platform engineers to ensure that connectors are integrated smoothly into the agent runtime, ensuring fast, observable, and appropriately sandboxed tool execution. Work in partnership with model researchers to define tool schemas and action semantics that models can reliably interpret, as the quality of the interface directly influences model behavior. Instrument integrations for reliability and accuracy, tracking failures, surfacing regressions, and ensuring rapid feedback loops with the team. Identify high-leverage integration opportunities to maximize impact.

About LumilensAt Lumilens, we are pioneering the foundational photonics infrastructure that will drive the next generation of AI supercomputing. Our innovations, ranging from chip-to-chip optical interconnects to scalable photonic engines, are set to usher in an era of computing that is faster, cooler, and significantly more efficient.As a well-funded startup supported by Mayfield and led by industry veterans, we are not just making incremental advancements; we are embarking on a transformative journey to revolutionize the optical layer from the silicon up. You'll be part of a team comprised of world-class engineers tackling some of the toughest challenges in optics, systems, and scalability. Every line of code, every design decision, and every breakthrough you contribute will play a crucial role in shaping the future infrastructure.If you seek a mission-driven environment with momentum and the opportunity to make a significant impact, come join our exciting journey. We’re just getting started.

AppZen stands at the forefront of autonomous spend-to-pay software, leveraging patented artificial intelligence to meticulously process data from thousands of sources. Our innovative solutions empower organizations to gain comprehensive insights into enterprise spending, facilitating more informed business decisions. By integrating seamlessly with existing accounts payable, expense, and card workflows, AppZen transforms data into actionable insights, ensuring rapid processing and minimizing instances of fraud and unnecessary expenditures. Trusted by global enterprises, including one-third of the Fortune 500, our invoice, expense, and card transaction solutions replace manual finance processes, enhancing the speed and agility of businesses worldwide. Discover more at www.appzen.com.As an Integration Engineer at AppZen, you will play a pivotal role in designing, implementing, and maintaining integrations between our platform and client enterprise systems. This hands-on technical position demands a focus on delivering robust and scalable integration solutions. You will collaborate closely with customer technical teams, craft code, configure iPaaS platforms, troubleshoot production issues, and ensure seamless data flow across systems. If you thrive on solving intricate integration challenges and take pride in the direct impact of your work on customer success, this is the ideal role for you.

About EtchedAt Etched, we're pioneering the world's first AI inference system uniquely designed for transformers, offering over 10 times the performance with significantly reduced costs and latency compared to B200 systems. Our custom ASICs empower the development of groundbreaking products, including real-time video generation models and highly sophisticated deep reasoning agents. With substantial backing from top-tier investors and a team of exceptional engineers, we are revolutionizing the infrastructure layer essential for today's rapidly evolving industry.Job SummaryWe are on the lookout for a talented Rack Level Integration Engineer to take a pivotal role in the qualification and integration of various components within our data center racks. In this position, you will manage the rack-level integration for our Sohu system product, which includes top-of-rack (ToR) switches, advanced water cooling systems, Coolant Distribution Units (CDUs), heat exchangers, and rack management functionalities. Your responsibilities will include hands-on lab work for racking and stacking, setting up high-touch rack configurations, and ensuring optimal performance, reliability, and readiness for deployment.Key ResponsibilitiesIntegrate and configure all components within a data center rack, including servers, storage systems, networking equipment, power solutions, and cooling systems.Configure and integrate top-of-rack switches for effective rack operation.Manage and integrate high-power water cooling systems, including CDUs and heat exchangers.Set up, test, and qualify comprehensive rack solutions to ensure they meet performance, reliability, and efficiency standards.Integrate and configure smart PDUs to facilitate efficient power distribution and ensure compatibility with rack-level power management.Maintain a thorough understanding of rack-level management functions, including monitoring, control, and automation of components.Perform hands-on lab racking and stacking, including the assembly and setup of intricate rack configurations.Create and sustain detailed documentation for rack-level integrations, covering specifications, installation procedures, test results, and issue tracking.Collaborate closely with cross-functional teams including mechanical engineers, systems engineers, vendors, and integrators to ensure seamless operation at the rack level.Regularly engage with contract manufacturers in Taiwan, both remotely and on-site.

We are seeking a talented Power Integrity Engineer to join our innovative team at Lumilens in San Jose, California. In this role, you will be responsible for ensuring the integrity of power systems within silicon components, contributing to the advancement of our cutting-edge technology.As a Power Integrity Engineer, you will work closely with cross-functional teams to analyze and optimize power distribution networks, develop simulations, and conduct testing to ensure product reliability. Your expertise will play a crucial role in delivering high-performance solutions that meet our clients' needs.

About Archer Aviation Archer Aviation designs and builds all-electric vertical takeoff and landing (eVTOL) aircraft in San Jose, California. The company focuses on sustainable air mobility, aiming to move four passengers quietly and with minimal environmental impact. The team values ambitious problem-solving and believes that a diverse, inclusive workplace is essential for innovation and success. Every team member’s perspective contributes to the company’s progress. Role Overview: Integration and Verification Engineer, Turbogenerator This engineer leads the verification of integrated hybrid powertrain systems, with a focus on the turboshaft/turbogenerator powertrain and its related components. Main Responsibilities Direct the verification process for integrated hybrid powertrain systems. Apply systems engineering methods to validate the turboshaft/turbogenerator powertrain, including batteries, motors, and complex mechanical parts. Manage verification activities during both bench testing and aircraft integration, including the start of flight test campaigns. Offer technical input in design reviews, especially regarding testing and operational needs for the turbogenerator. Work closely with suppliers, engineers, and other stakeholders to keep verification activities safe and on schedule. Monitor third-party stakeholders to ensure they meet deadlines and uphold safety standards.

Axiado is looking for a System Engineer focused on Platform Integration in San Jose. This position centers on designing and implementing integrated systems that support the company's technology solutions. Role overview The System Engineer will work closely with teams across multiple functions to ensure that platforms connect smoothly and perform reliably. The work involves both planning and hands-on implementation of integration strategies. What you will do Design integrated systems that support Axiado's technology products Implement solutions to connect platforms effectively Collaborate with other teams to maintain seamless integration and system performance Collaboration This role requires ongoing communication with engineering, product, and other departments to deliver integrated solutions that meet company objectives.

Location: On-site in San Jose, California or Trondheim, NorwayAbout UsBacked by leading venture capitalists in Silicon Valley, Trener Robotics is at the forefront of revolutionizing robotics. Our approach merges cutting-edge AI for intuitive programming with pre-trained skill models, ensuring expertise in industrial tasks. With offices in San Jose (USA) and Trondheim (Norway), our software empowers users with exceptional ease of use and unparalleled capabilities, enabling robots to think, adapt, and execute complex tasks efficiently.About the RoleWe are on the lookout for a dedicated Software-Focused Integration Engineer to join our dynamic robotics team. In this pivotal position, you will enhance and deploy the software architecture that drives our robotic systems. Your primary responsibilities will include integrating sensors, peripherals, and control systems through robust software solutions, facilitating seamless communication between hardware components and our AI-driven robotics platform.Key ResponsibilitiesDesign and implement software integration strategies for robotic systems, including sensor suites, cameras, and peripheral devices.Develop and maintain drivers and interfaces for various peripherals such as machine tools, conveyor systems, sensors, and PLCs.Integrate and calibrate vision systems into robotic workflows.Set up robot workcells and conduct rigorous software validation testing.Review robot scripts to ensure proper functionality.Provide comprehensive technical documentation and support for software integration processes.Diagnose and resolve software integration issues and performance challenges.

Archer Aviation Inc. is pioneering the future of sustainable air travel with our innovative all-electric vertical takeoff and landing (eVTOL) aircraft. Based in San Jose, California, our mission is to enhance air mobility while minimizing noise and environmental impact. We are dedicated to designing, manufacturing, and operating an aircraft that can transport four passengers with unparalleled efficiency.At Archer, we embrace challenges and aspire to achieve greatness. We believe that a diverse workplace fosters intelligence and creativity, leading to better outcomes for everyone. We are committed to creating an inclusive culture that values our differences and supports the success of every team member.Key Responsibilities:Lead the design and optimization of environmental control systems for eVTOL aircraft, ensuring exceptional thermal and mechanical performance.Collaborate effectively with cross-functional teams, including mechanical, aerospace, electrical, and software engineers, to ensure seamless system integration and aircraft-level optimization.Develop comprehensive system requirements and verification procedures, supporting certification documentation to comply with aviation standards.Manage ECS development, integration, and verification activities, coordinating with both internal teams and external suppliers.

At Archer Aviation, we are pioneering the future of sustainable air mobility through the development of an all-electric vertical takeoff and landing aircraft. Located in San Jose, California, our mission is to enhance the benefits of eco-friendly air travel. Our innovative aircraft is designed to transport four passengers with minimal noise and environmental impact.We value high aspirations and tackle challenging problems, believing that a diverse workforce fosters smarter solutions and richer insights. Our commitment to fostering an equitable and inclusive workplace supports and celebrates all team members, driving us towards shared success.As a Design Engineer specializing in Avionics Integration, you will be integral to our Advanced Projects group, focusing on the integration of avionics systems at the aircraft level. Our dynamic and multidisciplinary team is tasked with the swift development of future aircraft concepts, transitioning them from conceptual stages to experimental flight testing within aggressive timelines. In this vital role, you will be responsible for the integration and optimization of avionics systems across Archer's upcoming hybrid-electric aircraft platform.

Astera Labs develops solutions for AI infrastructure, specializing in advanced connectivity technologies. The company partners with hyperscalers and industry leaders to help organizations take advantage of modern AI systems. Their platform combines semiconductor technologies such as CXL®, Ethernet, NVLink, PCIe®, and UALink™ with the COSMOS software suite to deliver reliable, high-performance connectivity. Role overview The Photonics Integrated Circuits Engineer will work on designing and developing photonics integrated circuits as part of Astera Labs' connectivity platform. This role contributes to the integration of advanced semiconductor technologies that support AI infrastructure. Location This position is based in San Jose, CA.

Field-Focused Robotics Integration EngineerLocation: On-site in San Jose, CaliforniaAbout UsTrener Robotics, backed by leading venture capitalists in Silicon Valley, is pioneering advancements in robotics by integrating cutting-edge AI with expertly pre-trained skill models for industrial applications. With offices in both San Francisco and Trondheim, we deliver software solutions that empower users with seamless control and capabilities for their robotic systems, enabling them to think, adapt, and execute complex tasks with the proficiency of skilled workers.About the RoleWe are looking for a dedicated Field-Focused Integration Engineer to enhance our robotics team and oversee the deployment of our robotic systems in diverse industrial settings. Your role will involve hands-on installation, commissioning, and integration of robotic cells in production environments, ensuring compliance with safety standards and exceptional system performance.Key ResponsibilitiesLead the on-site installation and commissioning of robotic systems in client facilities.Design and implement effective integration strategies for industrial robotic cells, including manipulators and safety systems.Conduct system validations, safety assessments, and performance optimizations in production environments.Ensure compliance with industrial safety standards and electrical codes.Provide hands-on support, training, and troubleshooting services to customers in the field.Collaborate with clients to understand their production needs and adapt solutions accordingly.Develop detailed deployment documentation, risk assessments, and standard operating procedures.Drive continuous improvements in field integration processes and best practices.Execute Factory Acceptance Testing (FAT) and Site Acceptance Testing (SAT) to validate system performance.QualificationsBachelor's degree in Robotics, Mechanical Engineering, Electrical Engineering, or a related field.3+ years of hands-on experience in industrial robotics integration and deployment.Demonstrated ability to integrate robots in real production environments; academic or lab experience must be complemented by significant industrial compliance experience.

Archer Aviation is an innovative aerospace company located in San Jose, California, dedicated to revolutionizing sustainable air mobility. We are at the forefront of designing and manufacturing an all-electric vertical takeoff and landing aircraft that can transport four passengers while ensuring minimal noise pollution.We set ambitious goals and tackle complex challenges, believing that a diverse team fosters smarter solutions and drives success. Our commitment to creating an equitable and inclusive workplace allows us to celebrate the unique contributions of every team member.About the RoleAs a Design Data Integrity Engineer, your primary responsibility will be to ensure the precision, completeness, and compliance of our engineering drawings and models. You will play a critical role as the quality gate for design data, confirming that all work adheres to drafting standards, dimensioning practices, and configuration management requirements prior to release. Your efforts will directly facilitate the production of error-free, manufacturable, and compliant engineering designs.What You'll DoReview and verify engineering drawings, models, and documentation against company, industry, and regulatory standards.Ensure compliance with ASME Y14.5 Geometric Dimensioning and Tolerancing (GD&T) and ASME Y14 drafting standards.Identify and document errors, inconsistencies, and missing information within design data.Provide constructive feedback and recommendations for corrections and enhancements to design engineers.Validate the accuracy of CAD models and their associated metadata before release.Confirm that drawings accurately reflect design intent while supporting manufacturability and producibility.Collaborate with various design engineering teams across multiple commodity types, ensuring adherence to design standards and configuration management processes.Support drawing release processes within PLM systems such as Teamcenter, Windchill, or Enovia.Coordinate with the Configuration Management team regarding drawing/model issues that may affect change notices or configuration control.Participate in tolerance stack-up and interface checks to ensure fit, form, and function integrity.Contribute to process enhancements that improve drawing quality and release efficiency.

Archer Aviation is a pioneering aerospace company headquartered in San Jose, California, dedicated to designing and manufacturing an all-electric vertical takeoff and landing (eVTOL) aircraft. Our mission is to enhance sustainable air mobility, allowing four passengers to travel with minimal noise and environmental impact.We aspire to overcome significant challenges in the aerospace industry and believe that a diverse workforce is key to innovation and success. At Archer, we are committed to fostering an inclusive environment that celebrates our unique backgrounds and perspectives.The Electrical Engineering Team at Archer seeks a Senior Electrical Integration Engineer to spearhead the integration and testing of advanced powertrain electrical systems, including power electronics, battery management systems, dynamometers, and actuators.