SandboxAQ Inc. logo

AI Research Scientist, Postdoctoral Fellow

Job Overview

Location

Remote

Job Type

Full-time

Category

Data Scientist

Date Posted

February 12, 2026

Full Job Description

đź“‹ Description

  • • Join SandboxAQ, a dynamic, high-growth company at the forefront of delivering transformative AI solutions, and contribute to solving some of the world's most significant challenges.
  • • This is a unique 12-month, full-time Postdoctoral Resident fellowship opportunity within the AI Generation Engine team, focused on pioneering foundational models for complex simulations in life sciences and financial services.
  • • You will be instrumental in building cutting-edge Large Quantitative Models (LQMs) that are driving advancements across critical sectors, including but not limited to drug discovery, personalized medicine, risk assessment, and algorithmic trading.
  • • This role demands a blend of strong theoretical understanding in machine learning and a practical, hands-on approach to implementing frontier research within a production environment.
  • • You will have the autonomy and responsibility to develop models from the ground up, encompassing the entire lifecycle: meticulous data acquisition and curation, designing robust infrastructure, implementing efficient pre-training strategies, rigorous evaluation methodologies, and sophisticated fine-tuning techniques.
  • • Collaborate closely with a diverse and talented team of software engineers, seasoned ML experts, product managers, and user experience researchers to translate groundbreaking research into tangible, impactful products.
  • • Play a pivotal role in the efficient and effective enablement of the cutting-edge technologies being developed at SandboxAQ, ensuring seamless integration of research outcomes into our product portfolio.
  • • Engage in exploratory data analysis and sophisticated feature engineering on vast and complex datasets, uncovering novel insights and patterns crucial for model development.
  • • Train and optimize state-of-the-art machine learning models utilizing the latest ML frameworks and libraries, pushing the boundaries of what's possible.
  • • Work hand-in-hand with the engineering team to seamlessly integrate your research findings and developed models into our production systems, directly impacting our clients and partners.
  • • Present your innovative work to a broad spectrum of audiences, ranging from academic peers to industry professionals, articulating complex concepts with clarity and conviction.
  • • Contribute to a culture of innovation, creativity, and collaboration, where your ideas are valued and your contributions make a real difference.
  • • This fellowship is an exceptional chance to immerse yourself in advanced AI research within a real-world, high-impact setting, offering unparalleled learning and growth opportunities.
  • • You will be part of a global team comprised of experts in AI, chemistry, cybersecurity, physics, mathematics, medicine, engineering, and other specialized fields, fostering a rich interdisciplinary learning environment.
  • • SandboxAQ emerged from Alphabet Inc. as an independent, growth capital-backed company, providing a stable yet agile environment for innovation and rapid development.
  • • We are committed to investing deeply in our people, cultivating a thriving, global workforce poised to tackle the world's epic challenges.
  • • Embrace an entrepreneurial spirit, take ownership of your work, and drive transformative impact in a supportive and forward-thinking organization.
  • • This role is ideal for a researcher who is eager to bridge the gap between academic discovery and practical application, contributing to solutions that have the potential to reshape industries.
  • • You will gain invaluable experience in building and deploying large-scale AI models in a commercial context, enhancing your professional profile and career trajectory.
  • • The fellowship offers a unique platform to explore novel research questions and develop innovative methodologies in a supportive and resource-rich environment.
  • • Your work will directly contribute to SandboxAQ's mission of advancing AI for the benefit of humanity, addressing critical needs in areas like healthcare, finance, and national security.
  • • This is more than just a research position; it's an opportunity to be part of a company that is shaping the future of artificial intelligence and its applications.

🎯 Requirements

  • • PhD in Machine Learning, Data Science, Computer Science, Physics, or a related quantitative field with a strong emphasis on Machine Learning and a demonstrated interest or background in Life Sciences or Finance.
  • • Proven track record of successful research in the field of Machine Learning, evidenced by publications, contributions, or significant project outcomes.
  • • Strong proficiency in Python programming and extensive experience with major ML frameworks such as Huggingface Transformers, LangChain, TensorFlow, or PyTorch.
  • • Demonstrated ability to build foundational models from scratch, including expertise in data acquisition, curation, infrastructure development, pre-training, evaluation, and fine-tuning.
  • • Experience in designing and developing software systems around AI models, with a collaborative approach to working within engineering teams.
  • • A genuine interest in frontier research and the ability to translate theoretical knowledge into practical, implementable solutions.

🏖️ Benefits

  • • A 12-month, full-time, paid postdoctoral fellowship with a focus on cutting-edge AI research.
  • • Opportunity to work on foundational models with real-world impact in life sciences and financial services.
  • • Collaborative and intellectually stimulating work environment with experts from diverse scientific and engineering backgrounds.
  • • Exposure to a production setting, allowing for the integration of research into impactful products.
  • • Potential for career advancement within a high-growth, independent company backed by leading investors.
  • • Competitive compensation and the chance to contribute to an inspiring mission.

Skills & Technologies

Python
AWS
GCP
TensorFlow
PyTorch
Remote
Degree Required

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SandboxAQ Inc.
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About SandboxAQ Inc.

SandboxAQ is an enterprise AI company spun out of Alphabet in 2022, focused on applying large quantitative models to solve complex problems in cybersecurity, encryption, sensing, and simulation. Its software and hardware solutions combine AI with quantum-inspired methods to help government and Fortune 500 clients secure data, accelerate materials discovery, and optimize sensing for healthcare and navigation. Based in Palo Alto with global offices, the company partners with large systems integrators and cloud vendors to deploy scalable, physics-aware AI platforms for defense, life sciences, and financial services organizations.

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