Principal Software Engineer, ML System Architect

P-1125 Summary At Databricks, we are committed to empowering data teams to tackle the world’s most challenging issues, from detecting security threats to advancing cancer drug development. Our mission involves constructing and operating the leading data and AI infrastructure platform, enabling our clients to concentrate on the critical challenges that define their objectives. Our engineering teams create sophisticated products that meet significant real-world needs. We continually push the frontiers of data and AI technology while ensuring resilience, security, and scalability—key elements for our customers' success on our platform. Customers entrust Databricks with their most sensitive data, and our Trust & Safety team is dedicated to crafting the most reliable data analytics and machine learning platform globally. Security Engineering plays a pivotal role in this mission, safeguarding customer data against malicious actors. We seek visionary leaders to shape the strategy and direction of this critical area. The impact you will have: Enhance the security of Databricks for our clients by identifying and addressing vulnerabilities within our infrastructure and services. Attract elite talent from across the industry. Serve as a prominent advocate for the security engineering discipline throughout the organization, making data-driven decisions. Represent Databricks at academic and industry conferences and events. What we look for: A minimum of 10 years of experience in Data Security or related fields, with expertise in two or more of the following areas: Cryptography, Kubernetes Security, Web Security, Governance, Privacy, Trust, Safety, Authentication, Identity Management, Access Control, Key Management, Inter-Service Authentication, Secure Application Frameworks, and Detection & Response. Proven experience in building systems at large-scale internet companies is a significant advantage.

Waymo is a pioneering company in autonomous driving technology, dedicated to becoming the world's most trusted driver. Originating from the Google Self-Driving Car Project in 2009, our focus has been on developing the Waymo Driver—The World’s Most Experienced Driver™—which enhances mobility access and aims to save countless lives currently lost in traffic accidents. The Waymo Driver supports our fully autonomous ride-hailing service and can be integrated with various vehicle platforms and applications. With over ten million rider-only trips and a wealth of experience navigating more than 100 million miles on public roads coupled with extensive simulation across 15+ U.S. states, we are ready to expand into European markets.As we prepare for this expansion, we are in search of a skilled Privacy Engineer to spearhead the technical design and implementation of our global privacy systems.In this role, you will serve as the crucial link between legal obligations (such as GDPR) and technical execution. Your responsibilities will go beyond mere compliance management; you will develop the core engines, data pipelines, and anonymization frameworks that enable our autonomous vehicles to function within stringent regulatory frameworks. Collaborating closely with Legal, Product, and AI/ML teams, you will ensure that Privacy by Design principles are integrated from the outset into our sensor data ingestion, mapping technologies, and rider experiences.

Join our innovative team at LinkedIn as a Principal Staff Software Engineer specializing in Trust. In this pivotal role, you will lead the development of scalable and secure systems, ensuring user trust and data integrity. Collaborate with cross-functional teams to design, implement, and optimize solutions that enhance the platform's security and user experience.As a key contributor, you will leverage your expertise in software engineering and security practices to influence product direction and drive technical excellence. Your leadership will empower teams to deliver high-quality software that meets our users' needs and expectations.

Join Our Team!The Ads Infrastructure team at Unity Technologies is at the forefront of building and managing the backbone of one of the world’s largest real-time advertising platforms. Our robust infrastructure supports every aspect of Unity Ads, facilitating segmentation, optimization, bidding, traffic routing, experimentation, and analytics on a global scale.We prioritize the development of resilient, scalable, and cost-effective systems that handle immense traffic volumes across various regions while adhering to stringent latency and availability standards. Our platform leverages cutting-edge technologies such as Kubernetes, Kafka, Flink, Starrocks, Valkey, and other cloud-native components, empowering engineers, data scientists, and product teams to propel Unity Ads towards success.This senior individual contributor position holds significant technical influence across the organization. You will take ownership of pivotal architectural decisions, guide long-term platform advancements, and collaborate with team members, senior managers, and directors to shape the technical trajectory of Ads Infrastructure while maintaining a hands-on approach.

Role Overview DeepMind is seeking a Principal Engineer for the Gemini Application Infrastructure team in Mountain View, California. This position focuses on guiding engineering work to strengthen and expand the application infrastructure that supports Gemini. The role involves shaping systems for reliability, scale, and efficiency. What You Will Do Lead technical initiatives to improve and evolve the Gemini application infrastructure. Work closely with colleagues from various disciplines to design and deliver infrastructure solutions. Apply new technologies and methods that advance the capabilities of artificial intelligence applications.

Waymo is seeking a Principal Software Engineer focused on Onboard Field Response to help advance autonomous driving technology. This position is based in Mountain View, CA. Role overview This role centers on improving how autonomous vehicles respond in real-world environments. The Principal Software Engineer will design and implement software for onboard systems, working to ensure vehicles operate smoothly and efficiently. What you will do Design and build software solutions for onboard field response Collaborate with cross-functional teams to integrate and refine technology Contribute to the ongoing innovation of Waymo's autonomous vehicle systems Requirements Expertise in software engineering and a strong background in developing solutions for complex systems are essential for this role.

Waymo is at the forefront of autonomous driving technology, dedicated to becoming the world's most trusted driver. Born from the Google Self-Driving Car Project in 2009, Waymo develops the Waymo Driver—The World's Most Experienced Driver™—to enhance mobility access and drastically reduce traffic-related fatalities. Our fully autonomous ride-hail service has completed over ten million rider-only trips, thanks to the Waymo Driver's extensive experience of autonomously navigating more than 100 million miles on public roads and executing tens of billions of miles in simulation across 15+ U.S. states.The Software Engineering team is instrumental in crafting the intelligence behind Waymo's autonomous driving technology. Our sophisticated software empowers the Waymo Driver to interpret its surroundings, make critical decisions in real-time, and transport passengers safely to their destinations. We tackle complex technical challenges in fields such as robotics, perception, decision-making, and deep learning, working closely with hardware and systems engineers. If you are a software engineer or researcher with a passion for Level 4 autonomous driving, we invite you to apply.Every mile logged by a Waymo vehicle generates a unique and invaluable dataset, which is crucial for refining our machine learning models and enhancing the safety and efficacy of the Waymo Driver. You will lead the architecture of a comprehensive data-driven self-improvement loop that integrates every autonomous mile into our machine learning processes. This involves collaboration with Waymo's infrastructure, modeling, and evaluation teams to continuously scale and improve the entire ML lifecycle.In this role, you will report to our Distinguished Engineer, Foundation Models.

Waymo is at the forefront of autonomous driving technology, dedicated to becoming the world's most trusted driver. Originating from the Google Self-Driving Car Project in 2009, Waymo has tirelessly worked on developing the Waymo Driver—The World's Most Experienced Driver™—to enhance mobility access and save lives lost to traffic accidents. The Waymo Driver fuels our fully autonomous ride-hailing service and can adapt to various vehicle platforms and applications. With over ten million rider-only trips completed, Waymo has amassed more than 100 million miles driven autonomously on public roads, supplemented by tens of billions of simulated miles across 15+ U.S. states.The Perception team at Waymo is instrumental in crafting the technology that empowers the Waymo Driver. Our advanced models enable the Waymo Driver to interpret its surroundings, make informed decisions, and ensure safe passage for passengers. Engaging in research to tackle real-world challenges, we collaborate closely with Alphabet's research teams. Our access to extensive driving data from diverse sensors allows machine learning practitioners to develop scalable multi-modal models and techniques.You will report directly to our Director of Engineering within the Perception Organization.

About Matic RobotsAt Matic Robots, we understand that 2.5 trillion hours are spent annually on mundane household chores. Our mission is to reclaim that lost time by innovating in the realm of home robotics.Our flagship product, the Matic floor-cleaning robot, embodies the future of home automation with its Wall-E-like design. Equipped with advanced features such as real-time 3D mapping, adaptive path-tracking, and a sophisticated semantic understanding of domestic spaces, Matic delivers a seamless cleaning experience. Our cutting-edge breakthroughs in spatial AI empower Matic to operate effectively in real-world environments, relying solely on RGB cameras and on-device neural networks.Commitment to PrivacyAt Matic, we prioritize your privacy. Our robots are engineered to keep data processing local, ensuring that what happens in your home remains private.Innovative ApproachJust as the iPhone unified multiple devices into one, we envision a future where home robotics evolve from simple tasks to comprehensive automation solutions, starting with specialized robots and progressively enhancing their capabilities.Our Team CultureWe are a collaborative and diligent team at Matic, united by our passion for creating products that enrich our customers’ lives. Our commitment to tackling challenging problems drives us to innovate and improve efficiency.Role OverviewAs the Principal Motor Engineer, you will lead the design of the actuators that drive our robotic systems, focusing on the motors that facilitate every movement. Your expertise will intersect electromagnetics, acoustics, and controls to develop motors that are not only quiet but also highly efficient and scalable for mass production.If you possess a passion for advancing motor technology and a desire to achieve an extraordinary balance of performance, quietness, and cost-efficiency, we invite you to join us in transforming home robotics.

Harness is at the forefront of AI-driven software delivery, founded by technologist and entrepreneur Jyoti Bansal, who previously founded AppDynamics, which was acquired by Cisco for an impressive $3.7 billion. With around $570 million in funding and a valuation of $5.5 billion, Harness is supported by top investors such as Goldman Sachs, Menlo Ventures, IVP, Unusual Ventures, and Citi Ventures. In a landscape where AI is revolutionizing code generation, the focus has shifted to enhancing the post-code processes, including testing, deployments, application security, reliability, compliance, and cost management. Harness leverages AI and automation to streamline this "outer loop" of software delivery, empowering teams to accelerate their software releases while ensuring robust security and governance throughout the entire lifecycle. Utilizing Harness AI and the Software Delivery Knowledge Graph, our platform integrates deep context and intelligent automation across the software delivery lifecycle, embedding governance and policy-driven controls seamlessly. Over the past year, Harness has facilitated more than 185 million deployments, 82 million builds, 18 trillion flag evaluations, 8 million security scans, 9.1 billion optimized tests, and protected 3 trillion API calls, managing $2.8 billion in cloud expenditure. Our clients, including United Airlines, Morningstar, and Choice Hotels, have experienced up to 75% faster release cycles, reduced cloud costs by as much as 60%, and achieved an impressive 10x efficiency in their DevOps practices. With a diverse global team spread across 14 offices in 25 countries, Harness is poised to redefine the future of AI software delivery, and we are eager to welcome exceptional talent to propel us forward.

Join Databricks as a Lead Security Architect and play a pivotal role in fortifying our IT infrastructure. In this fast-paced environment, you will design and implement a secure and scalable architecture to safeguard our corporate assets. Your focus will encompass crucial aspects of IT security, including Identity and Access Management (IAM), Zero Trust architecture, and endpoint security, all while ensuring the protection of critical business applications and sensitive data.Your deep expertise in security principles and comprehensive understanding of the entire infrastructure stack will be invaluable in crafting robust security solutions that are future-ready. You will help enhance the resilience and integrity of our systems against the ever-evolving cyber threat landscape.This position is critical for shaping our security strategy across various modern platforms including AWS, Azure, GCP, and SaaS solutions. You will establish a strong least privilege (PoLP) model, provide specialized IAM expertise, and securely support SaaS with sensitive information. Additionally, you will contribute to our internal strategy for secure AI development.Collaboration with cross-functional teams is essential to embed security throughout the technology stack, ensuring that our internal strategies align with enterprise security standards.

ID.me seeks a Principal Technical Lead Manager to guide two core engineering teams: Organization Platform and Data Acquisition & Normalization. This leadership role is based in Mountain View, California. Role overview The Principal Technical Lead Manager will shape how organizations are represented, validated, and trusted within the ID.me Identity Trust Graph. The position also oversees management of attribute data that supports trust decisions across the platform. Organization Platform This team is responsible for building and maintaining APIs and services that create, validate, and manage organization records. Key areas include application management, domain verification, business onboarding, and managing relationships between organizations. Their work enables developer portal adoption, partner integrations, and supports downstream identity workflows by providing an authoritative source for business and institution representation. Data Acquisition & Normalization This group develops connectors to authoritative and commercial data sources, such as government registries, telecom providers, and licensing authorities. The team standardizes varied data into common schemas and integrates validated attributes into the trust graph at internet scale. What you will do Oversee technical architecture, delivery, reliability, and operational health for both the Organization Platform and Data Acquisition & Normalization teams. Support the growth and performance of engineering teams working on these platforms. Work closely with Product and other stakeholders to ensure alignment and successful outcomes. This position is located in Mountain View, California.

Aera Technology is at the forefront of Decision Intelligence Platforms, recognized as a leader in the Gartner® Magic Quadrant™ for 2026. Our innovative technology empowers organizations to digitize, enhance, and automate their decision-making processes using cutting-edge AI and machine learning. Through our Aera Decision Cloud™, we assist some of the most renowned global brands in making more intelligent and rapid decisions. As a privately-held, VC-backed company, we boast a diverse, global team of over 400 skilled Aeranauts and are on an exciting growth trajectory. We are dedicated to delivering innovative Decision Intelligence solutions and services that empower enterprises to streamline their decision-making with precision and agility. Our commitment to generating value has made us the preferred partner for market leaders seeking to unlock previously unattainable opportunities. The Principal Data Scientist is a pivotal role in advancing Aera’s data science strategy. This position spearheads impactful machine learning projects, architects and implements scalable AI solutions, and ensures that our data-driven capabilities evolve in alignment with business objectives. As a thought leader, the Principal Data Scientist collaborates with Product, Engineering, and Client Success teams to address complex business challenges, enhance product intelligence, and steer the overall data science vision for the organization. The ideal candidate will reside in the San Francisco Bay Area and be available to work in the office with the Senior Vice President of Data Science and Chief Technology Officer at our headquarters in Mountain View three days per week.

Job Title: Principal Product ManagerLocation: Mountain View, CA - Hybrid (2 days per week in office)About Us: At Witness AI, we have pioneered intent-based AI security solutions. Unlike traditional tools that merely track user interactions with AI, we focus on understanding their objectives—preventing jailbreaks, data breaches, and unauthorized AI usage before they cause harm. Our platform provides critical insights into AI usage within organizations, enabling security teams to proactively manage risks, investigate incidents, and enforce compliance in real-time.The Role: This is an exceptional opportunity for a Principal Product Manager to shape the future of enterprise AI security. You will define how organizations secure their AI initiatives in a rapidly evolving field. Your contributions will set industry benchmarks, and the solutions you deliver will safeguard millions of AI transactions. You will lead the AI Firewall product line and collaborate with multiple engineering scrum teams to develop solutions that meet enterprise customer needs, enhance adoption rates, and maximize customer ROI, while acting as the key communication link between field teams and engineering.What You'll Actually Do:Strategic Planning: Conduct roadmap prioritization, customer discovery calls with enterprise CISOs and security practitioners, discuss governance for generative AI, and perform competitive analysis.Execution: Oversee sprint planning, create rapid prototypes with UX teams, and develop requirements using AI-assisted tools while making real-time trade-off decisions.Customer Engagement: Review proof of concepts with strategic accounts, analyze usage metrics and adoption trends, and translate security requirements into actionable product features.Key Responsibilities:Product Strategy & Roadmap: Own the product strategy and roadmap for the AI Firewall. Determine the competitive landscape and drive prioritization based on customer insights, market trends, and business objectives.Customer & Market Insights: Lead discussions with enterprise CISOs to uncover new AI risk patterns and translate their insights into product specifications, ensuring a balance of compliance, user-friendliness, and revenue considerations.Execution & Delivery: Guide 2-3 scrum teams through sprint planning, facilitate trade-off discussions, and ensure timely product launches.User Experience: Collaborate with UX teams to develop comprehensive user stories and prototypes prior to development, ensuring clear and consistent messaging throughout the product lifecycle.

Join our innovative team at dstaff as a Senior Principal Quality Assurance Engineer. In this critical role, you will lead the development and implementation of robust testing strategies, ensuring the highest quality standards in our products. You will collaborate closely with cross-functional teams to identify and resolve quality issues, enhancing our software development lifecycle.Your expertise will guide the team in adopting best practices and tools in quality assurance, playing a key role in mentoring junior engineers and fostering a culture of quality across the organization.

Join LinkedIn as a Principal Staff Software Engineer focused on AI-driven growth strategies for advertisers. In this pivotal role, you will lead the development of innovative software solutions that enhance the effectiveness of advertising on our platform. Collaborating with cross-functional teams, you will utilize your expertise in artificial intelligence to drive significant business impact and deliver exceptional value to our clients.

At Neurelo, we are committed to revolutionizing the technology stack for developers working with data. Our platform empowers developers to create software more efficiently and effectively, providing a seamless experience and ensuring predictable performance at scale. With the backing of prominent investors, we are rapidly expanding and looking for innovative thinkers to join our dynamic team! We are reimagining the modern workflow for developers, enabling them to effortlessly work with data and integrate various data sources into their applications. Join us in building the platform that makes this possible.

About UsAurora Innovation is dedicated to revolutionizing transportation through advanced self-driving technology, ensuring a safer, faster, and more accessible future for all.The Aurora Driver is set to pioneer a new era in mobility and logistics, enhancing safety and efficiency across the board.Join a team of passionate innovators at Aurora, where you'll engage with complex challenges and collaborate with exceptional minds. For the latest updates, visit aurora.tech or connect with us on LinkedIn.We seek a dynamic Principal People Business Partner (PBP) to join our People Team, someone who flourishes in complex, high-growth environments and is eager to drive meaningful change. As a strategic collaborator with our executive leadership, this role offers a unique opportunity to influence people strategies and enhance organizational effectiveness as we embark on our next growth phase. You will be a trusted advisor, empowering our key functions to scale and fortify a resilient workforce.

Join our innovative team at LinkedIn as a Principal Staff Software Engineer specializing in Ads Audience, Identity & Measurement. In this pivotal role, you will leverage your extensive expertise to enhance our ad solutions and drive impactful audience engagement strategies. Collaborate with cross-functional teams to design and implement scalable systems that utilize data-driven insights, ensuring our advertising products meet the highest standards of efficiency and effectiveness.