Technical Principal Jobs

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Roblox’s database team develops the next-generation, multi-tenant database platform that elastically scales and underpins every online data workload at Roblox. As a principal engineer on the database team, you will shape the architecture, build and launch critical database capabilities that keep our services fast, reliable and efficient at global scale. You will report to the Technical Director for Storage. You will: Design and implement new engine features —indexing, storage formats, WAL and replication protocols, sharding, and query-planner enhancements—that push latency, throughput, and availability boundaries. Evolve the control plane to deliver elastic scaling, autonomous healing, and zero-downtime schema or tenant moves across global regions. Profile and optimize critical code paths using kernel-level tracing and advanced performance tooling; drive systematic tail-latency reductions. Establish engineering best practices by leading design reviews, performance benchmarks, failure drills, and post-incident retrospectives. Automate everything : develop frameworks for testing, CI/CD, rollout safety, observability, and autoscaling so that the platform operates hands-off at scale. Ment

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. About the Team Micron’s Cyber Defense & Resiliency organization is responsible for protecting the company’s global technology environment through modern security architecture, engineering, detection, and response capabilities. We drive strategic cybersecurity initiatives that strengthen enterprise resilience, advance Zero Trust principles, and ensure security capabilities evolve alongside emerging threats, cloud adoption, and AI technologies! About the Role As a Principal Cybersecurity Domain Architect, you will serve as the technical authority for Network Security, Endpoint Security, and Detection & Response! This is a deep, focused role for an architect who wants authority and mastery in a defined lane rather than breadth across the entire enterprise. You will set the direction for how Micron designs, deploys, and operates its network, endpoint, and detection and response capabilities, and be the go-to design authority that engineering, operations, and security leadership rely on within these domains. As we adopt AI and autonomous agent technologies at pace, this role extends detection and response to cover agentic defense, detecting and responding to threats against and originating from AI agents. Key Responsibilities Own and evolve reference architectures, standards, design principles, and multi-year roadmaps for Network Security, Endpoint Security, and Detection & Response. Serve as the enterprise security design authority, conducting architecture r

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. As a Principal Network Engineer, you will work cross-functionally to plan the growth of Roblox’s global production network to support rapid user growth. In this role, you are responsible for Engineering and Architecture of Roblox Backbone and Edge Network. You will ensure that we are making the right investments with our global expansion to provide a great experience for all our users worldwide. We run services and a hosting platform with some unique complexities, so this role is an opportunity for the experienced network engineer to take on new challenges in addition to applying their existing expertise. You Will: Serve as a Principle Engineer for Roblox's Backbone Network. Drive future design, deployment, and operations for Roblox’s large-scale Network Infrastructure. Engage in design, qualification, and validation of new technologies, and ensure new technologies are deployable at scale and are safely operable. Collaborate with the Network Tooling Team to automate workflows and improve telemetry, observability, and alerting. Work with net tools to automate existing workflows and improve our telemetry and alerting framework. Participate in on-call rotation to support the global netw

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 Analog Design Engineer to lead the design, integration, and delivery of advanced analog and mixed-signal IPs for High Bandwidth Memory (HBM) products. This role is critical in developing and integrating high-performance analog subsystems within the HBM logic die, enabling industry-leading bandwidth, power efficiency, and reliability. As a principal engineer, you will provide deep technical leadership across analog design, IP integration, system alignment, and silicon execution, driving end-to-end success of HBM solutions. Responsibilities will include, but are not limited to: Lead the d esign and own critical HBM analog circuits, including: High ‑ speed transmitters and receivers Clock generation and distribution (PLLs, DLLs, CDRs) SerDes ‑ related analog blocks Biasing, reference, and calibration circuits

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. Staff/Principal Full-Stack AI Engineer, IPAI, SMAI Job Summary Lead the Future of AI-Powered Manufacturing at Micron Micron is accelerating its transformation toward Autonomous Operations through Artificial Intelligence, advanced analytics, digital twins, robotics, and intelligent automation. As a Staff/Principal Full-Stack AI Engineer , you will be a technical leader driving the strategy, architecture, and delivery of next-generation AI products that power smarter manufacturing across Micron's global network of fabs and assembly/test sites. In this highly influential role, you will own AI solutions end-to-end—from data engineering, machine learning, and agentic AI systems to modern full-stack applications, digital twin platforms, robotics integration, and edge-to-cloud deployment. Working closely with data scientists, software engineers, robotics teams, and manufacturing leaders, you will transform innovative ideas into scalable, production-grade solutions that improve efficiency, increase automation, and enable intelligent decision-making at enterprise scale. This is a unique opportunity to shape the future of AI in semiconductor manufacturing and directly contribute to Micron's vision of autonomous, data-dri

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Unlike anywhere else in AI right now, Roblox is building AI for creation. The mission of our Foundation AI team is to put generative AI in the hands of millions of creators. Last year, we shipped our first 3D foundation model, which turns text prompt into a production-ready 3D object. We're now pushing further into multi-modal input, like image, video, and 3D assets, and toward 4D, fully interactive worlds, all while developers keep full control of their game rules and physics. Creators use these models to build everything from a single 3D object to an entire playable world, reaching tens of millions of people every day. That end-to-end loop, from a creator's first prompt to a player's first moment inside an experience, is what makes this space different. The story of what these tools can do, and where they're headed, is still largely untold. We are looking for a world-class Senior Product Marketing Manager to define how Roblox communicates the future of AI-powered creation. This is a high-visibility role requiring a blend of technical fluency, narrative craft, and the cross-functional instincts to move quickly in one of the most dynamic spaces in the industry. You will be embedded with our

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. WHY SAFETY? At Roblox, we strive to connect a billion people with optimism and civility, and the Safety organization’s mission is to become the leader in civil immersive online communities. We systematically detect, remove, and prevent problematic accounts, content and behavior, and we make Roblox accounts secure and free from compromise. We cover a broad area of the tech spectrum, including machine learning, classifiers for 3D models, experimentation, automation, detection workflows, and AI-powered text filters. Aligned and partnering with product teams, we use this toolbelt to discover new opportunities, influence and shape the product roadmap and prioritization, build safety products, and measure the impact on our community of users and developers. In doing so, we keep Roblox safe, civil, and inclusive, and we foster positive relationships between people around the world. WHY ALT DEFENSE? Safety and Civility is Roblox’s #1 priority. The Alt Defense pod is at the front lines of this mission, tasked with solving one of the most difficult adversarial problems on the platform: Alternate Account Detection and Prevention. When bad actors are removed from Roblox, they often attempt to return im

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. Micron is the fastest growing semiconductor company in India offering a wide & attractive range of career opportunities. One of the rapidly growing functions within Micron India is the Non-Volatile Engineering (NVE) System Integration (Solution) Product Engineering team in Hyderabad which is responsible for the integration of new non-volatile products into various system solutions (SSD, UFS, uSD ), end- to-end product challenges being solved for maximum value and streamlin ing of overall development effort, complexity, and risk. We enable parallel NAND and System development through feature optimization and innovative solutions, demonstrating technical expertise o n both sides. Responsibilities: System triage activities through failure analysis on both NAND Component and System-level to identify sources of failure, drive issue-based taskforces to establish solutions & unblock critical system development. Innovations in system triage methodology <span

At ClickUp, we're building the future of work: the first truly converged AI workspace unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI. We are an AI-native company. Every team member is expected to leverage AI daily, and we evaluate AI fluency as part of our hiring process. Join us and help redefine what's possible. 🚀 Role Overview We’re seeking a Principal Frontend Engineer to drive the long-term technical vision for frontend engineering at ClickUp. In this role, you will lead architectural strategy across major product surfaces, solve company-wide frontend challenges, and influence how teams build and ship at scale. You will partner deeply with engineering, product, design, backend, and integrations leadership to ensure ClickUp’s frontend systems remain fast, reliable, and adaptable as the business grows. This is a hands-on technical leadership role for someone who can operate at both strategic and implementation levels, especially in a high-growth, fast-paced environment. What You’ll Do Define and drive frontend architecture strategy across product areas and platform investments Lead the design of scalable, performant systems in Angular and React that support rapid product development Solve complex cross-team technical challenges related to performance, state management, scalability, and developer productivity Partner with backend and integrations teams to shape end-to-end architecture for major features and systems Raise the bar for quality, testing, maintainability, and engineering rigor across the frontend organization Provide technical leadership on the highest-impact initiatives and unblock teams working through ambiguous or difficult problems Guide teams toward pragmatic decisions that support both speed and long-term product quality Mentor senior and staff engineers, and help shape frontend engineering culture and standards Influence roadmap and organizational decisions through strong technical judgment an

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 us as our next Principal Presales Engineer on Twilio’s ISV team! About the job This position is needed to enable our customers to build the future of communications. The Principal Presales Engineer is a critical part of the sales team focused on our ISV segment. Twilio’s Principal Presales Engineers are responsible for delivering the Technical Win and best Product Fit to our customers. They lead the technical pre-sales relationship, drive technical discovery, propose technical architectures, demonstrate the product, anticipate concerns and offer creative solutions. They build customer trust in Twilio’s solutions. Principal Presales Engineers should be comfortable engaging a CEO or sketching out an API flow on a whiteboard with customer software engineers. As a Principal Presales Engineer you will be fully autonomous. You will be capable of driving the technical side of all but the most complex opportunities independently. Furthermore, you will pr

For more than 30 years, SonicWall has delivered a partner-first unified cybersecurity portfolio that helps SMBs, MSPs, and IT teams consolidate network security, endpoint security, security service edge (SSE), and threat response across hybrid environments. By bringing connected technology, real-time threat intelligence, automation, and expert services together, SonicWall helps organizations simplify security operations, achieve better security outcomes, and lower total cost of ownership. Backed by a global ecosystem of more than 17,000 partners, SonicWall delivers enterprise-grade protection built for SMB and mid-market realities. For more information, visit www.sonicwall.com or follow us on X, LinkedIn , Facebook , and Instagram . Role Overview We are seeking a highly skilled and visionary Senior Principal Engineer to lead the architecture, design, and development of our next-generation Enterprise Wireless Access Point (AP) solutions. In this role, you will define the software architecture for state-of-the-art Wi-Fi 6, 6E, and Wi-Fi 7 access points. You will bridge the gap between low-level silicon firmware and high-level cloud management platforms, ensuring our APs deliver enterprise-grade performance, seamless roaming, high security, and cloud-driven scalability. If you have deep expertise in embedded Linux, 802.11 protocols, and cloud-managed networking, we want you on our team. Key Responsibilities Technical Leadership & Architecture End-to-End Architecture: Own the software architecture, design, and delivery of advanced Wi-Fi features from silicon SDK integration up to cloud-managed provisioning systems. Enterprise Wi-Fi Evolution: Design and develop advanced features utilizing Wi-Fi 6, Wi-Fi 6E, and Wi-Fi 7 standards to deliver enterprise-grade performance. Advanced Wireless Feature Design: Architect and implement high-value wireless application features including Wi-Fi Mesh, Neighbor Awareness Networking (NAN),

Everpure (NYSE: P) has evolved from storage pioneer to data platform, closing fiscal 2026 with $3.7 billion in revenue, its first billion-dollar quarter, and accelerating growth into FY27. Our strategic agenda spans the companies defining the next era of technology - hyperscalers, AI labs, the AI hardware supply chain, data platform providers, and the broader AI ecosystem. This type of work—work that changes the world—is what the tech industry was founded on. So, if you're ready to seize the endless opportunities and leave your mark, come join us. THE ROLE As a Principal Hardware Systems Engineer within Everpure’s EXA Hardware Engineering organization, you will serve as a primary technical authority driving the architectural vision, end-to-end design, and system-level validation of our next-generation enterprise and cloud-scale storage platforms. In this principal-level role, you will define the technology roadmap that bridges deep silicon/board-level hardware innovation with complex, multi-node cloud execution. You will establish design patterns, set high-speed and power/thermal benchmarks, and lead technical strategy across internal platform software teams, cross-functional executives, and global OEM/ODM/JDM partners. By defining next-generation server architectures, rack-scale power/thermal strategies, and zero-downtime resilience models, you will ensure EverPure maintains its industry-leading edge in storage performance and platform reliability. WHAT YOU’LL DO Architectural Leadership & Platform Strategy: Define and own the end-to-end multi-generational hardware roadmap for enterprise storage platforms. Drive architectural trade-off decisions across compute (x86/ARM), memory subsystems, DPUs, high-speed fabrics (PCIe Gen 5/6, CXL), and media technologies to maximize storage density, performance per watt, and TCO. JDM/ODM Governance & System Design: Lead system-level HW design reviews (schematics, layout, power tree design, thermal topology) across global

About Mach Industries Founded in 2023, Mach Industries is a rapidly growing defense technology company focused on developing next-generation autonomous defense platforms. At the core of our mission is the commitment to delivering scalable, decentralized defense systems that enhance the strategic capabilities of the United States and its allies. With a workforce of approximately 350 employees, we operate with startup agility and ambition. Our vision is to redefine the future of warfare through cutting-edge manufacturing, innovation at speed, and unwavering focus on national security. We are dedicated to solving the next generation of warfare with lethal systems that deter kinetic conflict and protect global security. The Role Mach Industries is seeking a Principal GNC Engineer to define, develop, and flight-prove the GNC architecture for autonomous aircraft and related defense platforms. You will own system-level technical decisions across guidance, navigation, flight controls, modeling and simulation, embedded implementation, and flight test. This is a hands-on technical leadership role. You will solve the program’s hardest problems, establish engineering rigor, and guide multidisciplinary teams from early vehicle design through flight qualification and deployment. The ideal candidate combines deep flight-vehicle expertise with strong software judgment, decisive technical leadership, and a record of fielding reliable systems. Key Responsibilities Own the end-to-end GNC architecture and technical roadmap across all mission phases, from launch or takeoff through terminal operations, recovery, or landing. Translate mission objectives and vehicle concepts into GNC requirements, interfaces, performance budgets, and verification criteria. Design, analyze, and mature guidance algorithms, control laws, state-estimation solutions, gain schedules, and control-allocation strategies. Ensure robust performance across the full operating envelope while accounting for aerodynamic u

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. Micron’s DRAM Design Engineering Group (DDEG) is where bold ideas become real technology. We push the limits of memory and storage innovation, and we thrive in a collaborative environment where engineers learn, build, and solve challenges together. We are driven by curiosity, creativity, and the pursuit of better solutions every day! We are seeking a Principal or Member of Technical Staff (MTS) in Analog Design to join our DRAM IP Design team. As a Principal/ MTS, you will help shape the next generation of Micron's memory products, while working closely with global design, verification, and product teams to bring innovative circuit designs from concept to silicon. Your work will directly influence product performance, quality, and reliability—and contribute to advancements that define the semiconductor industry. Responsibilities: Design, optimize, and verify block‑level analog and mixed-signal circuits for DRAM projects. Work with the internal data science team and EDA vendors to leverage and improve AI-assisted design flow and circuits optimization. Propose, evaluate and implement new or improved circuit topology to further enhance PPAC of the circuit block. Improve design verification scope and coverage to increase circuit robustness to enhance mass production yield. Partner with global design groups and provide layout guidance through post‑layout simulation. Compare silicon

Principal Solutions Engineer - UK Amplitude is where product teams go when they're serious about understanding their users. We're the leading product analytics platform, and our customers range from some of the most recognised brands in the world to fast-moving scale-ups. Our new product agent Wave closes the development lifecycle by connecting data insights into code and moving companies towards self improving products! In this role, you'll be the technical quarterback for our most strategic opportunities in the UK. You'll partner with Account Executives to win complex, multi-stakeholder deals by translating product capabilities into business outcomes that matter to Product, Marketing, and Analytics leaders. You'll lead technical discovery, architect custom proof-of-concept implementations, and serve as a trusted advisor to prospects navigating their digital analytics strategy. Your technical credibility and business acumen will directly influence the annual pipeline. What you’ll do… Deal Execution (70% of time) Lead technical evaluation phases for deals ranging from 100K to 1M+ ARR Conduct deep discovery to map prospect workflows, tech stack dependencies, and decision criteria to Amplitude's differentiation Design and execute hands-on proof-of-concepts that prove value within the prospect's actual data and use cases Handle technical objections related to data architecture, privacy/compliance, and integration complexity Present to C-level executives and translate technical capabilities into ROI narratives Internal Collaboration (20% of time) Partner with Software Engineering and Product Management to communicate feature gaps and customer requirements that affect deal velocity Act as a business partner to the Account Executives, advising and providing technical partnership throughout the sales cycle. Work with Customer Success to ensure smooth handoffs and technical alignment during implementation Mentor junior Solution Engineers on technical positioning and demo be