Principal Process Engineer Jobs

Zscaler (NASDAQ: ZS) accelerates digital transformation so customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Distributed across 200+ public data centers globally and thousands of private sites at the edge, the SASE-based Zero Trust Exchange is the world’s largest in-line cloud security platform. We believe the future of work is Human + AI and are building an AI-native enterprise where human potential is amplified by machine intelligence to solve the world’s hardest security challenges. Driven by deep customer obsession, we are committed to the mission, outcome, and to each other. We bring these commitments to life through three core behaviors: ownership and collaboration, trust through outcomes and impact, and a challenge culture with ongoing feedback. Ready to make an impact at the company pioneering security transformation in the AI era? Join us at Zscaler. Role We are looking for a Principal Sales Engineer to join our Public Sector team. This is a remote role in the East Coast, reporting to the Sales Engineering Manager in the SLED department. As a key technical driver in our SLED organization, you will partner directly with state and local government and educational entities to architect solutions, demonstrate value, and guide their Zero Trust transformation. What you’ll do (Role Expectations) Present and demonstrate the Zscaler platform to prospects, customers, and partners to articulate value and drive technical alignment Oversee the technical sales process end to end to accelerate deals and ensure technical success Run Proof of Value engagements from start to finish to validate outcomes and secure technical buy-in Collaborate across internal Zscaler teams to ensure seamless execution and customer success Act as a trusted advisor, translating customer desired outcomes into

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 Lead Principal Engineer, Layout Design at Micron, you will be at the forefront of developing groundbreaking memory solutions! This role is an outstanding opportunity to lead the physical implementation of modern DRAM and mixed-signal circuits, turning schematics and specifications into flawless, manufacturable layouts. You will collaborate with a world-class team of Circuit Designers, Verification Engineers, CAD/Methodology experts, Process Integrators, Product Engineers, Test/Probe specialists, Assembly professionals, and Marketing strategists. Together, we will drive cost, quality, reliability, time-to-market, and customer happiness through outstanding layout and build. Key Responsibilities Lead the layout build and physical realization of new memory products. Interpret device and circuit specifications to implement custom layout solutions meeting PPA (power, performance, area) and reliability targets. Develop hierarchical layouts for analog, digital, and memory-array-related circuitry using industry-standard EDA tools. Build block and top-level floorplans optimizing placement, routing resources, signal integrity, power delivery, and manufacturability. Optimize layout for critical metrics such as die size/area efficiency, matching, coupling/noise, and timing. Produce layout collateral and documentation for cross-team integration. Physical Verification and Tapeout Signoff Run and debug physical verification flows and ensure closure using indust

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. Key Responsibilities Be part of a highly skilled and challenging high-speed PHY design team working on advanced technology nodes (12nm and below). Own analog sub-blocks within the PHY and drive specification, design, simulation, reliability, and mixed-mode verification. Leverage AI-enabled tools to improve productivity and decision-making. Drive layout implementation through mask designers while ensuring compliance with process rules and DFM requirements. Participate in design reviews with internal teams and customers, explaining design choices and robustness. Collaborate with cross-functional teams across multiple global locations. Create IP EDA views including Behavioral models, Verilog-A, timing views, and abstracts. Participate in silicon bring-up, characterization, and correlation of silicon results with models and simulations. Mentor and guide junior engineers. Competitive compensation and equal opportunity workplace. Required Skills Strong analog/mixed-signal CMOS circuit design experience in deep sub-micron technologies (2nm to 28nm). Experience in High-Speed Memory Interfaces (DDR3/4/5, LPDDR5/6, GDDR5/6/7) or SerDes Interfaces (PCIe, MIPI, HDMI, USB, SATA, etc.). Full ownership experience of at least one critical PHY sub-block such as: PLL DLL CDR High-speed Receiver with Equalization Transmitter Front-End High-Speed Data Path </ul

Our vision is to transform how the world uses information to enrich life for all. Join an inclusive team passionate about one thing: using their expertise in the relentless pursuit of innovation for customers and partners. The solutions we build help make everything from virtual reality experiences to breakthroughs in neural networks possible. We do it all while committing to integrity, sustainability, and giving back to our communities. Because doing so can fuel the very innovation we are pursuing. As the Global Facilities Regional Engineering Electrical Engineer you will be responsible for providing technical support, expertise, and lead business process alignment on construction project design, management, schedule, cost control, testing & commissioning, operational and maintenance programs for the facility Electrical systems at all manufacturing sites in your location / region. As a global team member residing in your current site/geography, you will represent all facility design standard alignment, construction project management, O&M BKM alignment initiatives. You will also support the Global Facilities Central Engineering Team, Construction Team , Line Planning Team and O&M Team in providing critical design standard alignment, supplier quality improvement, operational and maintenance input and support construction projects. Critical metrics include construction project management, schedule, cost control, safety index, and facilities system reliability improvement program in eliminating production events that minimize lost moves and scrap. Responsibilities and tasks: Project Design and construction of regional green field project with alignment to global standards and collaboration with central sustainability

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. We are seeking a Principal IO/Clocking Design Engineer to be a part of our design team working on critical high-speed circuits common to all DRAM related memory products! In this position, you will be responsible for the development, design, optimization, verification, and fan out of these high-speed circuits to all DRAM related projects at Micron. You will work on equalization and bandwidth extension to push the speed limits of the circuit and process technology, analyze resulting IO impairments, clock jitter and duty error impact to DRAM system and timing budget, and develop effective engineering solutions. Responsibilities: Innovate, design, optimize and verify high-speed IO and clocking circuits used in new DRAM products. Apply proven high-speed circuit design techniques and enhance critical performance evaluation of the IO data path and clocking path at circuit level. Develop accurate modeling, analysis and simulation methodology to capture key circuit performance metrics and their impact to product specifications at full-chip and system level. Work with Product Engineering and SI team to compare silicon performance with simulation results and support correlation activities. Collaborate with process integration and transistor modeling teams on Micron's next groundbreaking process node. Minimum Qualifications: Minimum MSEE &#43; 10 years or BSEE &#43; 12 years of industry experience in analog and mixed-signal circuit design. Proficiency w

Zscaler (NASDAQ: ZS) accelerates digital transformation so customers can be more agile, efficient, resilient, and secure. The Zscaler Zero Trust Exchange™️ platform protects thousands of customers from cyberattacks and data loss by securely connecting users, devices, and applications in any location. Distributed across 160+ public exchanges globally and thousands of private exchanges at the edge, the SASE-based Zero Trust Exchange is the world’s largest in-line cloud security platform. We believe the future of work is Human + AI and are building an AI-native enterprise where human potential is amplified by machine intelligence to solve the world’s hardest security challenges. Driven by deep customer obsession, we are committed to the mission, outcome, and to each other. We bring these commitments to life through three core behaviors: ownership and collaboration, trust through outcomes and impact, and a challenge culture with ongoing feedback. Ready to make an impact at the company pioneering security transformation in the AI era? Join us at Zscaler. Role We are looking for a Principal Sales Engineer to join our Public Sector team. This is a remote role in the West, reporting to the Sales Engineering Manager in the SLED department. As a key technical driver in our SLED organization, you will partner directly with state and local government and educational entities to architect solutions, demonstrate value, and guide their Zero Trust transformation. What you’ll do (Role Expectations) Present and demonstrate the Zscaler platform to prospects, customers, and partners to articulate value and drive technical alignment Oversee the technical sales process end to end to accelerate deals and ensure technical success Run Proof of Value engagements from start to finish to validate outcomes and secure technical buy-in Collaborate across internal Zscaler teams to ensure seamless execution and customer success Act as a trusted advisor, translating customer desired outcomes into te

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. Responsibilities Strategize and lead productivity, yield, quality, and cost improvement engagements with global sites and the network team via plasma process optimization, new/FOAK chemistry & hardware qualification , and CIP development collaboration with dry etch suppliers. Collaborate with cross-functional teams to drive breakthroughs in defect reduction, particle/residue control, CD uniformity, profile control, and chamber-matching across the global fleet. Develop the process and hardware CIP roadmap for Dry Etch — covering chamber parts, RF/match networks, gas delivery, ESC, endpoint, and plasma source upgrades. Drive process & hardware improvement with emphasis on safety, defect reduction, cost efficiency, throughput, quality, and sustainability across Dry Etch modules ( Conductor Etch, Dielectric Etch, Poly/Gate Etch, Metal Etch, High-Aspect-Ratio (HARC) Etch, Spacer/ALE, etc.). Partner with suppliers to establish equipment start-up acceptance criteria, chamber qualification flows, and tool service requirements ; work with global facilities to address new tool installation requirements (abatement, exhaust, RF compliance, gas/chemical infrastructure). Improve tool efficiency, WPD, and utilization across all Micron Dry Etch fleets through benchmarking, MAXOUT-style productivity programs, and pathfinding solutions . Set up IoT/FDC sensors and advanced chamber telemetry for defen

Secure Every Identity, from AI to Human Identity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate with speed and urgency and execute with excellence. This is an opportunity to do career-defining work. We're all in on this mission. If you are too, let's talk. Job Duties and Responsibilities: Own and deliver complex, cross-team quality initiatives end-to-end — from ambiguous problem definition through architecture, implementation, and production rollout with minimal oversight Lead technical design discussions and drive stakeholder alignment on test strategy, architecture, and quality standards across engineering, product, and design Generate original solutions to ambiguous or previously unsolved quality problems; use sound engineering judgment when there is no obvious answer Anticipate, communicate, and manage quality and release risk across team boundaries; make prioritization trade-offs in partnership with engineering leadership Champion CI/CD, observability, monitoring/alerting, and production-hygiene practices, and drive their adoption beyond your own team Guide new and existing engineers on execution of sub-tasks within larger quality initiatives; raise the bar on code review standards for reliability, performance, security, and maintainability Partner with Engineering, Product, Design, Support, and Field/CSM teams to identify recurring customer issues and drive systemic product and process improvements Respond to and help resolve critical production issues/customer escalations during on-call rotation, driving root-cause analysis Mentor engineers, contribute to hiring and interviewing, and help improve engineering culture across the team and adjacent teams Drive adoption of AI powered testing capabili

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 Fab Engineering team supports semiconductor manufacturing by driving process performance, product quality, and operational efficiency. The team partners closely with equipment, quality, and production organizations to enable stable processes, improve yield, and deliver consistent manufacturing outcomes. Join us and make a change! As Principal Engineer for Region E in Central Teams Advanced Development Team, you will own and sustain semiconductor manufacturing integration and processes within the fab. You will solve process and flow issues, analyze performance data, and implement solutions that improve yield, quality, and cycle time. This role plays a direct part in enabling high-volume manufacturing through structured problem solving and multi-functional execution. Responsibilities: Own process performance and drive improvements in yield, quality, and cycle time Troubleshoot manufacturing issues using structured methodologies (e.g., root cause analysis, FMEA, SPC, 8D) Analyze process data to identify trends, gaps, and improvement opportunities Define, monitor, and adjust process parameters across semiconductor manufacturing equipment Partner with cross-functional teams to resolve process excursions and implement corrective actions Support qualification and integration of new equipment, materials, and process changes Drive initiatives focused on yield improvement, cost reduction, and productivity Perform defect anal

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 Principal Engineer/Member of the Technical Staff in the Procurement and Operations Central Teams (PROCT) and Advanced Development Team (ADT), you will primarily focus in the early maturity phase of new products as they transition from technology development centers to our high-volume manufacturing sites. Your contributions to our team will support innovation and enable improvements in product yield, quality and cost reduction that are vital to enable our manufacturing strategy. We are looking for outstanding candidates experienced with semiconductor process development/optimization, hardware and supplier management, and an understanding of NAND & DRAM integration to contribute and grow with our organization. Good organization skills and the ability to work independently or in teams is a must and because this role is essential to the success of Micron's products it will require international travel to Micron manufacturing and technology development sites. Your responsibilities include, but are not limited to: Collaborate with Technology Development (TD) on future technology requirements and model of record requirements to ensure manufacturing roadmap is aligned with the forward technology path Partner with TD and Manufacturing on supplier engagement to ensure resources meet Micron's strategic objectives. Collaborate with Manufacturing as new products are introduced to improve performance and enable customer qualification. Connec

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 Principal Engineer/Member of the Technical Staff in the Procurement and Operations Central Teams (PROCT) and Advanced Development Team (ADT), you will primarily focus in the early maturity phase of new products as they transition from technology development centers to our high-volume manufacturing sites. Your contributions to our team will support innovation and enable improvements in product yield, quality and cost reduction that are vital to enable our manufacturing strategy. We are looking for outstanding candidates experienced with semiconductor process development/optimization, hardware and supplier management, and an understanding of NAND & DRAM integration to contribute and grow with our organization. Good organization skills and the ability to work independently or in teams is a must and because this role is essential to the success of Micron's products it will require international travel to Micron manufacturing and technology development sites. Your responsibilities include, but are not limited to: Collaborate with Technology Development (TD) on future technology requirements and model of record requirements to ensure manufacturing roadmap is aligned with the forward technology path Partner with TD and Manufacturing on supplier engagement to ensure resources meet Micron's strategic objectives. Collaborate with Manufacturing as new products are introduced to improve performance and enable customer qualification. Connec

Who we are At Twilio, we’re shaping the future of communications, all from the comfort of our homes. We deliver innovative solutions to hundreds of thousands of businesses and empower millions of developers worldwide to craft personalized customer experiences. Our dedication to remote-first work , and strong culture of connection and global inclusion means that no matter your location, you’re part of a vibrant team with diverse experiences making a global impact each day. As we continue to revolutionize how the world interacts, we’re acquiring new skills and experiences that make work feel truly rewarding. Your career at Twilio is in your hands. . Hiring and how we work We use Artificial Intelligence (AI) to help make our hiring process efficient. That said, every hiring decision is made by real Twilions! Also, while we are a remote-first company, you may be asked to report in person on an ad-hoc basis for team gatherings, functional off-sites or customer meetings. . See yourself at Twilio Join the team as Twilio’s next Principal Engineer. About the job The Compliance Experiences team sits at the heart of the Twilio platform, owning two critical domains: Phone Numbers and Compliance (KYC). In 2026, "getting a phone number" is no longer a simple API call; it requires sophisticated orchestration across global phone number inventory, real-time identity verification, regulatory compliance, and operational tooling at massive scale. Twilio’s KYC Platform, the gateway to accessing all of Twilio’s communication APIs, enables customers to securely provision and operate communication services globally while navigating complex, constantly evolving regulatory requirements. As a Principal Engineer (P5), you will own the technical strategy for a platform that processes millions of requests. You will be expected to pioneer AI-driven development workflows using LLMs and agentic agents to accelerate code generation, automate arch

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. Summary Department Overview The Fab Engineering team supports semiconductor manufacturing by driving process performance, product quality, and operational efficiency. The team partners closely with equipment, quality, and production organizations to enable stable processes, improve yield, and deliver consistent manufacturing outcomes. Join us and make a change! Position Overview As a Fab Engineer, you will own and sustain semiconductor manufacturing processes within the fab. You will solve process issues, analyze performance data, and implement solutions that improve yield, quality, and cycle time. This role plays a direct part in enabling high-volume manufacturing through structured problem solving and multi-functional execution. Responsibilities Own process performance and drive improvements in yield, quality, and cycle time Troubleshoot manufacturing issues using structured methodologies (e.g., root cause analysis, FMEA, SPC, 8D) Analyze process data to identify trends, gaps, and improvement opportunities Define, monitor, and adjust process parameters across semiconductor manufacturing equipment Partner with cross-functional teams to resolve process excursions and implement corrective actions Support qualification and integration of new equipment, materials, and process changes Drive initiatives focused on yield improvement, cost reduction, and productivity Perform defect analysis and long-term investi

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 Principal Engineer and Member of the Technical Staff in the Procurement and Operations Central Teams (PROCT) and Advanced Development Team (ADT), you will primarily focus in the early maturity phase of new products as they transition from technology development centers to our high-volume manufacturing sites. Your contributions to our team will support innovation and enable improvements in product yield, quality and cost reduction that are vital to enable our manufacturing strategy. We are looking for outstanding candidates experienced with semiconductor process development/optimization, hardware and supplier management, and an understanding of NAND & DRAM integration to contribute and grow with our organization. Good organization skills and the ability to work independently or in teams is a must and because this role is essential to the success of Micron's products it will require international travel to Micron manufacturing and technology development sites. Your responsibilities include, but are not limited to: Collaborate with Technology Development (TD) on future technology requirements and model of record requirements to ensure manufacturing roadmap is aligned with the forward technology path Partner with TD and Manufacturing on supplier engagement to ensure resources meet Micron's strategic objectives. Collaborate with Manufacturing as new products are introduced to improve performance and enable customer qualification. Connect with co

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. We are the Track & Trim Equipment Development Engineering team, driving innovation at the heart of advanced semiconductor manufacturing. We partner across process, integration, and manufacturing teams to bring next-generation lithography capabilities—including EUV—to life. If you enjoy solving complex technical challenges and crafting the future of high-volume manufacturing, you’ll feel right at home here! In this role, you will serve as a technical leader and recognized authority on photolithography Track and Trim systems. You’ll lead critical programs, influence process strategy, and ensure equipment performance at advanced nodes. Your work will directly impact yield, cost, and scalability throughout international fabrication facilities, making this a highly visible and rewarding opportunity. Responsibilities: Serve as SME for Track & Trim systems; define process strategy and resolve complex equipment and process issues Lead equipment lifecycle programs including selection, installation, qualification, and deployment for advanced nodes including EUV Improve tool uptime, reliability, and performance to meet yield and cost targets in high-volume manufacturing Drive safety and operational perfection by embedding safe practices (PPE, LOTO, chemical safety) into equipment and processes Partner with multi-functional teams and vendors to develop, optimize, and scale solutions across global fabs Minimum Qualifications: B