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Job description
The pay range is $98,000.00 - $211,000.00
Pay is based on several factors which vary based on position. These include labor markets and in some instances may include education, work experience and certifications. In addition to your pay, Target cares about and invests in you as a team member, so that you can take care of yourself and your family. Target offers eligible team members and their dependents comprehensive health benefits and programs, which may include medical, vision, dental, life insurance and more, to help you and your family take care of your whole selves.Other benefits for eligible team members include 401(k), employee discount, short term disability, long term disability, paid sick leave, paid national holidays, and paid vacation.Find competitive benefits from financial and education to well-being and beyond at
JOIN TARGET AS A SR APPLIED DATA SCIENTIST – SEARCH RANKING
About Us
Working at Target means helping all families discover the joy of everyday life. We bring that vision to life through our values and culture. Learn more about Target here.
A role withApplied Data Sciences team at Targetmeans the chance to help develop and managestate of the art predictivealgorithmsthatuse data at scale to automateand optimize decisions at scale. Whether you join our Search, RecSys, Supply Chain Optimization or Machine Learning teams, you’ll be challenged to harness Target’s impressive data breadth to build the algorithmsthat power solutions our partners in Marketing, Supply Chain Optimization, Network Security and Personalization rely on. Every Scientist on Target’s Data Sciences team can expect modeling and data science, software/product development of highly performant code for Model Performance, and to elevate Target’s culture and apply retail domain knowledge.
About Our Search And Browse Team
The Search and Browse Applied Data Science team builds the core relevance, retrieval, ranking, and personalization systems that power Target’s Digital experience. We develop scalable ML systems that improve product discovery, semantic search, browse relevance, and customer engagement across Mobile and Web platforms.
E-commerce Search is rapidly evolving with advances in LLMs, semantic retrieval, and conversational AI. We are building next-generation discovery experiences that help millions of guests find the right products quickly and intuitively across massive and constantly changing retail catalogs.
Our team is solving large-scale Search challenges at enterprise scale, including natural language and long-tail search, semantic retrieval, zero-shot item understanding, and AI-native commerce discovery experiences operating at 10K+ QPS with strict latency and reliability requirements.
As a Sr Data Scientist – Search You Will
Develop and deploy scalable ML models for search ranking, browse personalization, semantic retrieval, and query understanding systems
Design and execute offline and online experiments to improve relevance, engagement, conversion, and customer satisfaction
Build scalable feature pipelines, evaluation frameworks, and ML workflows for production systems
Apply modern ML techniques including embeddings, retrieval/ranking models, transformers, NLP, vector search, and GenAI/RAG systems
Improve query understanding, catalog understanding, semantic retrieval, and long-tail search relevance across large retail catalogs
Partner closely with Product, Engineering, and Infrastructure teams to align technical solutions with business priorities and operational requirements
Drive data-informed decision making through deep analysis, experimentation, and business impact measurement
Balance model quality with latency, scalability, reliability, and infrastructure efficiency in large-scale production systems
Contribute to best practices in experimentation, ML engineering, and operational excellence
Mentor junior scientists and collaborate across teams to improve Search and Browse experiences
Core responsibilities of this job are articulated within this job description. Job duties may change at any time due to business needs.
About You
PhD or MS in Computer Science, Statistics, Applied Mathematics, Physics or related quantitative discipline
3+ years of industry experience in Machine Learning, Data Science, Search, NLP, Personalization or related ML systems
Exceptional experience and understanding with retrieval/ranking systems, semantic search, NLP, vector search, or related ML domains
Strong demonstrated coding skills in Python and SQL with experience in distributed data processing ecosystems
Demonstrated experience building and deploying end to end production ML systems
Strong understanding of production ML system tradeoffs including latency, scalability, reliability, and operational excellence
Experience with modern ML approaches such as embeddings, transformers, semantic retrieval, RAG systems, or GenAI technologies
Experience designing experiments and interpreting online/offline metrics
Strong problem-solving skills with the ability to independently drive projects in moderately ambiguous environments
Very good communication and cross-functional collaboration skills
Constant learner mentality who stays current with new and evolving AI technologies via formal training and self-directed education
This position will operate as a Hybrid/Flex for Your Day work arrangement based on Target’s needs. A Hybrid/Flex for Your Day work arrangement means the team member’s core role will need to be performed both onsite at the Target HQ in Sunnyvale, CA or MN location the role is assigned to and virtually, depending upon what your role, team and tasks require for that day. Work duties cannot be performed outside of the country of the primary work location, unless otherwise prescribed by Target. Click here if you are curious to learn more about Minnesota.
Target will consider for employment qualified applicants with criminal histories in a manner consistent with the San Francisco and City of Los Angeles Fair Chance Ordinances.
Benefits Eligibility
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Americans With Disabilities Act (ADA)
In compliance with state and federal laws, Target will make reasonable accommodations for applicants with disabilities. If a reasonable accommodation is needed to participate in the job application or interview process, please reach out to Non-accommodation-related requests, such as application follow-ups or technical issues, will not be addressed through this channel.
Application deadline is : 10/29/2026
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Worksite address
sunnyvale, CA, 94087, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.