HBM 3D Power Delivery Network (PDN) Engineer

About the Team OpenAI’s Hardware organization develops AI-native silicon and system-level solutions for the unique demands of advanced AI workloads. Building on efforts like Jalapeño, the team is developing future generations of AI-native silicon and tightly integrated systems to power the next generation of frontier models. By co-designing chips, systems, tools, and methodologies, the team helps deliver faster, more efficient, and production-ready hardware for OpenAI’s supercomputing platform. Role Overview We are seeking an experienced ASIC Package Signal Integrity / Power Integrity Engineer to drive electrical architecture, modeling, optimization, and validation for the most advanced AI/HPC silicon and package design. This role focuses on high-speed SerDes and memory channel architecture, advanced 2.5D/3D package SI/PI, substrate to package co-design, power-delivery-network optimization, electromagnetic modeling, and simulation-to-measurement correlation. The ideal candidate has strong hands-on experience with high-speed channel and PDN analysis across ASIC packages, interposers, substrates, and power-delivery structures, and can translate simulation results into practical design requirements for interposers and package substrate design optimization. The engineer will work closely with ASIC, package, system, mechanical, thermal, power, and silicon validation teams from early architecture and feasibility studies through production bring-up. In this role you will Own SI/PI architecture and analysis for advanced AI ASIC packages from early feasibility studies through production. Develop and optimize high-speed electrical channels for 200G/400G SerDes, PCIe, HBM, DDR, and chiplet/die-to-die interfaces. Perform package, interposer and substrate modeling using 2D/3D electromagnetic solvers. Define and optimize package stack-ups, transmission-line structures, via transitions, breakout structures, return paths, ground shielding, bump maps, and ball maps based on SI/PI re

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. As a Sr Design Engineer, you will work on design, simulation, and validation of next ‑ generation High ‑ Bandwidth Memory (HBM) architectures and circuit blocks. HBM requires advanced DRAM design knowledge combined with deep understanding of 3D stacked architecture, TSV signaling, wide I/O interfaces, PHY timing, power integrity, and system co ‑ optimization with GPUs/accelerators. This role sits at the intersection of DRAM design and high ‑ performance computing, enabling future AI/ML, HPC, and advanced graphics products. In this position, you will collaborate with Micron’s various design and verification teams all over the world and support the efforts of groups such as Product Engineering, Test, Probe, Process Integration, Assembly and Marketing to proactively design products that optimize all manufacturing functions and assure the best cost, quality, reliability, time-to-market, and customer satisfaction.

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. Department Intro: We are advancing the future of semiconductor packaging through innovative 2.5D, 3D, and heterogeneous integration technologies. Our team develops the processes that enable next-generation AI and high-performance computing products, working across materials, device, design, manufacturing, and test engineering to solve complex technical challenges. If you're excited by emerging packaging architectures and breakthrough integration approaches, you'll find meaningful opportunities to make an impact here. Position Overview: As a Process Integration Lead for Advanced Packaging, you will lead a team focused on developing and integrating advanced packaging technologies from concept through full-scale manufacturing. This role plays a critical part in enabling high-performance multi-die solutions by driving technology development, process integration, technology transfer, and collaborative execution. You will help shape the roadmap for next-generation packaging platforms while mentoring a highly skilled technical team. Responsibilities: Manage and grow a team responsible for seamless process integration across 2.5D and 3D packaging platforms, including advanced interconnect architectures, die-stacking solutions, and HBM implementation. Spearhead the development, optimization, and qualification of emerging packaging technologies through experimental design (DOE), process analysis, performance validation, and establishment of design rules. Improve

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. Department Intro: The Advanced Packaging Technology Development (APTD) department at Micron Technology is advancing next-generation packaging technologies that enable the performance and scalability requirements of tomorrow’s AI and high-performance computing applications. Our team brings together experts in process integration, materials engineering, and semiconductor development to solve complex technical challenges and turn new ideas into production-ready solutions. Join us and help shape the future of advanced memory and packaging technology! Position Overview: As a Process Integration Engineer for Advanced Packaging, you will play a key role in developing and integrating advanced package architectures, including 2.5D, 3D stacking, HBM, and hybrid bonding technologies. You will work across engineering disciplines to develop new processes, improve performance and yield, and support the transfer of emerging technologies into manufacturing. This is an opportunity to contribute to innovative products while working on some of the industry's most advanced packaging solutions. Responsibilities: Develop and optimize advanced packaging technologies, including 2.5D/3D integration, HBM, hybrid bonding, and advanced interconnects Design and execute experiments to qualify materials, process flows, and design rules for new package architectures Analyze yield, performance, and defect data to identify process improvements using SPC and advanced analytics Drive

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. The Advanced Packaging Technology Development (APTD) team at Micron is shaping the future of memory and storage technologies that fuel the AI era. We collaborate with global R&D groups, suppliers, and manufacturing teams to turn bold ideas into production-ready solutions. We innovate fast, learn continuously, and work as one team! This position is intended to be part of Micron's Technical Leadership Program (TLP). This is a career path for individuals seeking to advance as technical leaders and industry innovators. TLP members are expected to influence, lead, and mentor others. Position Overview: We are seeking an experienced organizational leader who will l ead and influence methodology improvements, including best practices in process development, data-driven decision-making, and application of AI/advanced analytics to drive innovation. In this role, you will drive strategic process development for Micron’s most advanced memory products, including HBM, 3DS DRAM, and emerging 3D architectures. You will guide end‑to‑end technology execution, partner across organizations, and influence both internal roadmaps and the external ecosystem. This is a high-impact role for someone who thrives at the intersection of innovation, complexity, and collaboration. Responsibilities: Own advanced packaging process technologies across wafer‑level and die‑level modules from pathfinding through manufacturing readiness Develop

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. As a SoC Design Engineer, you will be part of the Heterogeneous Integration Group (HIG), contributing to the design, development, and integration of next‑generation HBM SoC logic die. You will work closely with architecture, verification, physical design, firmware, and product teams to implement robust, high‑performance SoC solutions that meet ambitious power, performance, area, and schedule targets. You will also work to enable and integrate AI-driven tools and AI-enabled workflows into the team's methodologies. Key Responsibilities Design and implement RTL for SoC‑level blocks and subsystems used in HBM logic die. Integrate internal and third‑party IP (e.g., controllers, microcontrollers, NOC, RAS, MBIST, interfaces, adapters, buffers, PHY‑adjacent logic). Collaborate with SoC architects to translate architectural and micro‑architectural specifications into high‑quality RTL implementations. Participate in SoC‑level integration activities, including clocking, reset, power intent, and configuration infrastructure. Assist with pre‑silicon validation and post‑silicon bring‑up, including root‑cause analysis of silicon issues. Contribute to design documentation, block specifications, and design reviews. Collaborate multi-functionally with Product Engineering, Test, Probe, Process Integration, and Manufacturing to ensure robust and manufacturable builds. Minimum Qualifications Bachelor’s or master’s degree in electrical engineering, Computer Engin