Senior Data Scientist Jobs in California

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Senior Data Scientist

Leidos

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San Diego, California, USA

Full-time

Description Leidos currently has an exciting opportunity for a Senior Data Scientist to lead the development of Data Science solutions for the Information and Data Sciences Division of the Leidos Innovations Center. This position will support multiple programs and projects as well as being responsible for defining and maturing the organization's processes and building/supervising a core group of software engineers. Our projects focus on AI/ML, Resilient Systems, Quantum communications, and Cyber
Posted 2 days ago | Updated 2 hours ago

Sr. Data Scientist

Adobe Systems

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San Jose, California, USA

Full-time

Our Company Changing the world through digital experiences is what Adobe's all about. We give everyone-from emerging artists to global brands-everything they need to design and deliver exceptional digital experiences! We're passionate about empowering people to create beautiful and powerful images, videos, and apps, and transform how companies interact with customers across every screen. We're on a mission to hire the very best and are committed to creating exceptional employee experiences wher
Posted 42 days ago | Updated 4 hours ago

Senior Data Scientist

Booz Allen Hamilton

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Norco, California, USA

Full-time

Job Number: R0221820 Data Scientist, Senior The Opportunity: As a data scientist, you're excited at the prospect of unlocking the secrets held by a data set, and you're fascinated by the possibilities presented by IoT, machine learning, and artificial intelligence. In an increasingly connected world, massive amounts of structured and unstructured data open new opportunities. As a data scientist at Booz Allen, you can help turn these complex data sets into useful information to solve global chall
Posted 5 days ago | Updated 5 hours ago

Sr Data Scientist

Uber Corporate

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San Francisco, California, USA

Full-time

About the Role At Uber, we want our platform to be the best one for our users. A key strategic priority in improving their experience is making sure that the policies, processes and tools in gaining and maintaining access to the Uber platform are transparent and fair. We want to make sure that when access is at risk or lost, users have a clear, transparent and empathetic experience that adheres to a global standard consistently. As a Data Scientist on the Account Actioning Data Science team, yo
Posted 60+ days ago | Updated 4 hours ago

Senior Data Scientist

Ledgent Technology

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Sacramento, California, USA

Full-time

A leading organization in the financial services industry is seeking a Senior Data Scientist to join their growing analytics team. This role will lead end-to-end model development, mentor junior talent, and help mature the data science lifecycle to deliver measurable business impact. Direct Hire | $130-150k | Hybrid in Sacramento, CA Key Duties: Lead development and calibration of predictive and segmentation models Partner with cross-functional teams to deliver actionable insights Guide junior a
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Posted 23 days ago | Updated 1 hour ago

Senior Data Scientist (Reinforcement Learning must have)

InfoObjects Inc

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Remote

Contract

Senior Data Scientist (Reinforcement Learning must have) Location: 100% Remote Duration: 6 Months contract Reinforcement Learning (RL) Skill Set Understanding of Sequential Decision MakingRL focuses on agents making a series of decisions to maximize cumulative reward.Requires knowledge of Markov Decision Processes (MDPs), policy/value functions, and Bellman equations.Algorithmic Expertise in RLFamiliarity with algorithms like:Q-learning, SARSADeep Q-Networks (DQN)Policy Gradient methods (REINFO
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Posted 8 days ago | Updated 2 days ago

Senior Data Scientist

Kforce Technology Staffing

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Remote or Findlay, Ohio, USA

Full-time

RESPONSIBILITIES: Kforce has a client in Findlay, OH that is seeking an experienced Senior Data Scientist to join their Data Science and AI team. Summary: In this role, the Senior Data Scientist will help transform data into actionable insights, drive business strategy, and develop innovative AI-driven solutions. They will leverage advanced machine learning, statistical techniques, and analytics to solve complex challenges, collaborating with cross-functional teams to design, develop, and deplo
Posted 10 days ago | Updated 10 hours ago

Senior Data Scientist III

JBC powered by Workgenius

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Los Angeles, California, USA

Contract

A top Gaming Studio is Seeking a Senior Data Scientist to join their Los Angeles, CA team! Title: Data Scientist Industry: Gaming/Entertainment Location: Los Angeles, CA Duration: 12 months Rate: $106 - $132/HR (W2 ONLY) Job Description: Data Scientist - WOARior As a Data Scientist on the Central Product Insights Team, you ll be responsible for helping our client deepen their understanding of their players, our live games performance, and their R&D games performance. You ll conduct advance
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Posted 11 days ago

Sr Data Scientist (Python, PowerBI) - Hybrid Onsite

Irvine Technology Corporation (ITC)

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Calabasas, California, USA

Full-time

Job Title: Senior Data Scientist (Python, PowerBI) Location: Calabasas, CA (Hybrid 3 days onsite, 2 days remote) Employment Type: Full-time, Direct Hire Department: Data & Analytics Reports To: Director, Data Science & Analytics Position Overview We are seeking a Senior Data Scientist to join our growing analytics team in Calabasas, CA. This is a highly technical, hands-on role that also requires strong project leadership and stakeholder engagement skills. The ideal candidate will be comfor
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Posted 23 days ago | Updated 1 hour ago

Senior Data Scientist

Galent

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Los Angeles, California, USA

Third Party, Contract

Title: Senior Data Scientist Location: Woodland Hills, CA Type of Hire: Contract Healthcare is mandatory. Job Description: Role Summary: We are hiring a Senior Data Scientist with deep expertise in AI agent architectures, LLMs, NLP, and hands-on development experience with A2A Protocols and Model Context Protocols (MCP). This role is integral in building interoperable, context-aware, and self-improving agents that interact across clinical, administrative, and benefits platforms. Key Responsibil
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Posted 5 days ago | Updated 5 days ago

Senior Data Scientist

Bayforce

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Remote

Contract

**NO 3rd Parties or Sponsorship! Role Title: Senior Data Scientist Generative AI / LLM / Agentic AI / Computer Vision Duration: 6 month contract with extensions. Possibility for hire Preferred Location: Remote, no preference on time zone Role Description: We're seeking a Senior Data Scientist with deep, hands-on expertise in Generative AI, Large Language Models (LLMs), Agentic AI, and Computer Vision. The ideal candidate has a strong track record of designing and deploying AI models in producti
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Posted 8 days ago | Updated 2 days ago

Senior Data Scientist (Risk & Compliance)

Eliassen Group

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Anywhere, US

Contract

Description: **100% Remote** Our client, an industry leader in financial services and money transfers, has an excellent opportunity for a Senior Data Scientist (Risk & Compliance) to work on a 6+ month contract opportunity. Work will be remote, candidates local to Denver preferred. The Senior Data Scientist will manage the entire lifecycle of data science projects, from conception to deployment, while also mentoring junior team members and collaborating with other departments. You are responsi
Posted 12 days ago | Updated 4 hours ago

Sr. Azure Data Scientist

CBase Inc

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Remote

Full-time

Role: Sr. Azure Data Scientist Location: San Antonio, TX / Remote Duration: 12 Months Contract Visa: Open Key Must-Haves: 5+ years in Machine Learning/Data ScienceMaster s or PhD in CS, Statistics, Math, or related fieldStrong Python programming skillsExperience with TensorFlow, PyTorch, scikit-learnHands-on with Azure ML, Azure Synapse, or similar cloud platformsProven work in end-to-end ML pipeline: preprocessing, modeling, evaluation, and deploymentExperience in NLP, computer vision, Generati
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Posted 2 days ago

Sr. Data Scientist Python, AI, ML

Advent Global Solutions, Inc.

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San Diego, California, USA

Contract

SENIOR Data Scientist Python, AI, ML Location: SAN DIEGO, CA Duration: 6 Months Tax Term: W2 We are seeking a data scientist who is passionate about the physical world and wants to see their code come to life in the hum of machinery. You will be our go-to expert for translating high-frequency sensor data into predictive intelligence and for pioneering the use of Generative AI to solve core engineering challenges. You will collaborate shoulder-to-shoulder with mechanical, electrical, combustion a
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Posted 19 days ago | Updated 8 days ago

Sr. Data Scientist

INSPYR Solutions

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Glendale, California, USA

Contract

Position: Senior Data Scientist Duration: 7+ month contract Location: Glendale, CA (Hybrid) Compensation: $90-$105/hr Work Requirements: , Holders or Authorized to Work in the US. Senior Data ScientistThe Merchandise Business Insight and Analytics team has responsibility for providing core retail merchandise, planning, analytics, and reporting systems to support the product lifecycle management and drive actionable insights for the Global Product Creation Group and a large community of business
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Posted 24 days ago | Updated 11 hours ago

Sr Data Scientist (ERP Conversion)

Emergere Technologies

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Remote

Full-time

Sr Data Scientist (ERP Conversion) Remote Role Description This is a contract role for a Sr Data Scientist. The Sr Data Scientist will be responsible for data science, statistics, data analytics, data visualization, and data analysis. This role is remote and involves day-to-day tasks related to data analysis and visualization. Looking for someone with core ML skillset to be part of the ERP conversion projects. Qualifications Lead and participate in developing data science products, transforming
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Posted 16 days ago

Senior Data Scientist- Onsite

Spar Information Systems

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Los Angeles, California, USA

Full-time, Part-time, Third Party, Contract

Location is Woodland Hills, CA , Mason OH If Yes provide dates , details of account/project Location - WOODLAND HILLS CA,Mason OH Onsite Requirement - onsite need technically strong candidates Number of days onsite - M-F JD: We are hiring a Senior Data Scientist with deep expertise in AI agent architectures, LLMs, NLP, and hands-on development experience with A2A Protocols and Model Context Protocols (MCP). This role is integral in building interoperable, context-aware, and self-improving agen
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Posted 4 days ago | Updated 7 hours ago

Senior Data Scientist (Product)

Eliassen Group

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Anywhere, US

Contract

Description: **100% Remote** Our client, an industry leader in financial services and money transfers, has an excellent opportunity for a Senior Data Scientist (Product) to work on a 6+ month contract. Work will be remote, candidates local to Denver preferred. The Senior Data Scientist will lead the development of machine learning and deep learning solutions that power intelligent decision-making and innovative products. This role is ideal for someone with extensive experience in building, eva
Posted 12 days ago | Updated 4 hours ago

Senior Data Scientist

QinetiQ US

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Remote or Tysons, Virginia, USA

Full-time

Company Overview We are a world-class team of professionals who deliver next generation technology and products in robotic and autonomous platforms, ground, soldier, and maritime systems in 50+ locations world-wide. Much of our work contributes to innovative research in the fields of sensor science, signal processing, data fusion, artificial intelligence (AI), machine learning (ML), and augmented reality (AR). QinetiQ US's dedicated experts in defense, aerospace, security, and related fields a
Posted 21 days ago | Updated 4 hours ago

Senior Data Scientist - Competitive Intelligence

Coinbase

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Remote

Full-time

Ready to be pushed beyond what you think you're capable of? At Coinbase, our mission is to increase economic freedom in the world. It's a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform - and with it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the
Posted 60+ days ago | Updated 1 day ago