[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All Alphabet jobs](https://jobs.opennash.com/companies/alphabet/) · [Search jobs](/search/) Alphabet · San Jose, CA # Principal Engineer, Data Quality, AI Foundry San Jose, CA, USA Senior individual contributor Data & Analytics Listed on Alphabet’s official careers site. Listed as of October 23, 2026. Check that it is still open and apply there. [Apply on Alphabet’s careers site →](https://www.google.com/about/careers/applications/jobs/results/128964982514557638-principal-engineer-data-quality-ai-foundry) [OpenNash Jobs](https://jobs.opennash.com/) / [Alphabet](https://jobs.opennash.com/companies/alphabet/) / Principal Engineer, Data Quality, AI Foundry ## Job description ### Minimum qualifications Bachelor's degree in Computer Science, Engineering, Mathematics, Statistics, Economics, a related technical field, or equivalent practical experience. 15 years of experience in software engineering, building and working with systems in the technology organization. 7 years of experience in a technical leadership role with/without direct reports. 5 years of experience developing and deploying machine learning models on data sets. 3 years of infrastructure or data systems experience building or managing infrastructure products, such as distributed storage systems, data warehousing, or data processing pipelines. ### Preferred qualifications Master’s degree or PhD or in Computer Science, Artificial Intelligence, or a related field. Experience in Search or Generative AI training data journeys, or experience in product data needs with comparable journeys. Experience defining and tracking complex metrics across large-scale and dynamic ecosystems. Experience collaborating with high-level research teams (e.g., DeepMind Researchers) to translate abstract data needs into scalable engineering solutions. Track record of establishing "data flywheels" or self-healing data systems. About the job The AI Foundry team's mission is to power AI journeys with useful and trusted data at scale, and powers various Google products including Gemini model development and Google Search. The Data Quality team in AI Foundry focuses on advancing data quality to enhance the user experience of Google’s products. We are seeking a Principal Engineer who will be the Technical Lead (TL) for data quality and set the technical direction, vision, and strategy for the area. In this role, you will be responsible for delivering high-quality datasets for Search and DeepMind training by orchestrating upstream capabilities to meet downstream consumption requirements. This is a unique opportunity to influence how Google understands and utilizes the world's data at an unprecedented scale. The Core team builds the technical foundation behind Google’s flagship products. We are owners and advocates for the underlying design elements, developer platforms, product components, and infrastructure at Google. These are the essential building blocks for excellent, safe, and coherent experiences for our users and drive the pace of innovation for every developer. We look across Google’s products to build central solutions, break down technical barriers and strengthen existing systems. As the Core team, we have a mandate and a unique opportunity to impact important technical decisions across the company. Individual pay is determined by factors including job-related skills, experience, and relevant education or training. ### US $307000 - $427000 (USD) + 30% bonus target + equity + benefits Learn more about benefits at Google. ## At a glance - Posted by the employer: Not stated - First seen by OpenNash: Oct 23, 2026 - Last checked: Oct 23, 2026 - Listed for: Under a day - Location: San Jose, CA, USA[Apply on Alphabet’s careers site →](https://www.google.com/about/careers/applications/jobs/results/128964982514557638-principal-engineer-data-quality-ai-foundry) ## More jobs at Alphabet ### [Product Manager, AI Foundations Data Engineering](https://jobs.opennash.com/companies/alphabet/jobs/5b1ebd6a035b842c81a6/) San Jose, CA, USA ### [Product Manager, Multimodal Data Pipelines, AI Foundations](https://jobs.opennash.com/companies/alphabet/jobs/e817949c7d906905c956/) San Jose, CA, USA ### [Senior Director, AI-Ready Data](https://jobs.opennash.com/companies/alphabet/jobs/772e406b4a727eabcdf7/) San Jose, CA, USA ### [Senior Leadership Technical Program Manager, Data Intelligence, Core Systems](https://jobs.opennash.com/companies/alphabet/jobs/44ecae9b7108a1ae0758/) San Jose, CA, USA ### [Dev and AI Infra Software Engineer, Release and Test Infra, XR](https://jobs.opennash.com/companies/alphabet/jobs/13d97745bbfa27ed8d5b/) San Jose, CA, USA ## Similar jobs at other companies ### [Principal Quality Engineer - Program Quality](https://jobs.opennash.com/companies/bae-systems/jobs/6859a98ca965a70c31cd/) BAE Systems · Maple Grove, Minnesota, United States ### [Principal Quality Engineer – Design & Operations Quality](https://jobs.opennash.com/companies/bae-systems/jobs/4a65b5bcdbcdbf60b5aa/) BAE Systems · Maple Grove, Minnesota, United States ### [Program Quality Engineer Principal - E6](https://jobs.opennash.com/companies/lockheed-martin/jobs/bfc9fe42607a166a0d2b/) Lockheed Martin · Fort Worth, TX ### [Sr. Principal Quality Engineer](https://jobs.opennash.com/companies/cardinal-health/jobs/eb714def6e4f47d69111/) Cardinal Health · Earth City, MO LaVergne, TN ### [Sr. Principal, Product Software Design Quality Engineer](https://jobs.opennash.com/companies/cardinal-health/jobs/74ced726d2b356454e19/) Cardinal Health · Hazelwood, MO OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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