Applied Scientist, Prime Tech, Prime

3 weeks ago

Arlington, Virginia, United States Amazon Full time

Interested in helping build Prime's content and offer experimentation system to drive huge business impact on millions of customers? Join our team of Scientists and Engineers developing algorithms to adaptively generate and experiment on new content, personalize, and optimize the customer experience with Amazon Prime. This includes identifying who our customers are and providing them with personalized relevant content. As an ML lead, you will partner directly with product owners to intake, build, and directly apply your modeling solutions.

There are numerous scientific and technical challenges you will get to tackle in this role, such as adaptive experimentation, structured multi-armed bandits and its application to various types of experimentation and multi-step optimization leading to reinforcement learning of the customer journey. We employ techniques from supervised learning, multi-armed bandits, optimization, and RL - while this role is focused on leading the space of multi-armed bandit solutions.

As the central science team within Prime, our expertise gets routinely called upon to weigh in on a variety of topics. We also emphasize the need and value of scientific research and have developed a strong publication and patent record (internally/externally) which you will be a part of.

You will also utilize and be exposed to the latest in ML technologies and infrastructure: AWS technologies (EMR/Spark, Redshift, Sagemaker, DynamoDB, S3, ...), various ML algorithms and techniques (Random Forests, Neural Networks, supervised/unsupervised/semi-supervised/reinforcement learning, LLM's), and statistical modeling techniques.

Major responsibilities

  • Build and develop machine learning models and supporting infrastructure at TB scale, in coordination with software engineering teams.
  • Leverage Bandits and Reinforcement Learning for Experimentation and Optimization Systems.
  • Develop offline policy estimation tools and integrate with reporting systems.
  • Establish scalable, efficient, automated processes for large scale data analyses, model development, model validation and model implementation.
  • Analyze and extract relevant information from large amounts of Amazon's historical business data to help automate and optimize key processes.
  • Work closely with the business to understand their problem space, identify the opportunities and formulate the problems.
  • Use machine learning, data mining, statistical techniques and others to create actionable, meaningful, and scalable solutions for the business problems.
  • Design, develop and evaluate highly innovative models and statistical approaches to understand and predict customer behavior and to solve business problems.

Basic Qualifications

  • 3+ years of building models for business application experience
  • PhD, or Master's degree and 4+ years of CS, CE, ML or related field experience
  • Experience programming in Java, C++, Python or related language
  • Experience in any of the following areas: algorithms and data structures, parsing, numerical optimization, data mining, parallel and distributed computing, high-performance computing

Preferred Qualifications

  • Experience using Unix/Linux
  • Experience in professional software development

Amazon is committed to a diverse and inclusive workplace. Amazon is an equal opportunity employer and does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status. For individuals with disabilities who would like to request an accommodation, please visit

Our compensation reflects the cost of labor across several US geographic markets. The base pay for this position ranges from $136,000/year in our lowest geographic market up to $222,200/year in our highest geographic market. Pay is based on a number of factors including market location and may vary depending on job-related knowledge, skills, and experience. Amazon is a total compensation company. Dependent on the position offered, equity, sign-on payments, and other forms of compensation may be provided as part of a total compensation package, in addition to a full range of medical, financial, and/or other benefits. For more information, please visit This position will remain posted until filled. Applicants should apply via our internal or external career site.


  • Finance Operations Manager, Prime Accounting

    2 weeks ago

    Arlington, Virginia, United States myGwork - LGBTQ+ professionals & allies Full time

    About UsThis inclusive employer is a member of myGwork – the largest global platform for the LGBTQ+ business community.Role OverviewThe Prime Accounting team plays a crucial role in supporting Amazon's Prime subscription services, overseeing the revenue generated through both direct consumer and B2B sales channels.This position is ideal for a proactive...

  • Finance Operations Manager, Prime Accounting

    2 weeks ago

    Arlington, Virginia, United States myGwork - LGBTQ+ professionals & allies Full time

    Inclusive Employer OverviewThis organization is proud to be a member of myGwork – the largest global platform for the LGBTQ+ business community.Position SummaryThe Prime Accounting team plays a vital role in supporting the revenue streams generated through both direct consumer and B2B sales channels for Amazon's Prime subscription services.This role is...

  • Senior Accounting Lead for Prime Services

    2 weeks ago

    Arlington, Virginia, United States myGwork - LGBTQ+ professionals & allies Full time

    Inclusive EmployerThis employer is a proud member of myGwork – the largest global platform for the LGBTQ+ business community.Position OverviewThe Prime Accounting team plays a crucial role in supporting Amazon's Prime subscription services, overseeing the revenue generated through both direct-to-consumer and B2B sales channels. We are seeking a proactive...

  • Part-Time Operations Coordinator

    19 hours ago

    Arlington, Virginia, United States ServiceMaster By Prime Full time

    Job SummaryWe are seeking a highly organized and detail-oriented Part-Time Operations Assistant to join our team at ServiceMaster By Prime. As a key member of our operations team, you will play a vital role in ensuring the smooth and efficient running of our janitorial services.Key ResponsibilitiesAssist with job postings, resume reviews, and candidate...

  • Contract Specialist

    4 days ago

    Arlington, Virginia, United States Tetra Tech Full time

    Job Summary:The Contracts Administrator will collaborate with Contracts Managers and provide beginning to end contractual support and oversight for multiple U.S. and field-based project teams. The Administrator will be expected to analyze and provide solutions to contractual issues, as well as communicate effectively with Project Managers, technical and...

  • Senior Administrative Coordinator

    2 weeks ago

    Arlington, Virginia, United States Amazon Full time

    Job ID: | Services LLCThe Worldwide Amazon Stores Organization is in search of a Senior Administrative Coordinator who thrives in a dynamic, stimulating, and expanding environment. We are seeking an individual to provide support to two Directors within our Prime Air division.How can we deliver items to customers swiftly, efficiently, and—most...

  • Applied Scientist II, Industrial Solutions

    2 weeks ago

    Arlington, Virginia, United States Amazon Full time

    AWS Industry Products (AIP) is a dedicated engineering division within AWS, focused on developing innovative AWS offerings by leveraging Amazon's unique innovation frameworks alongside cutting-edge digital technologies to revolutionize various sectors. We collaborate closely with industry leaders and pioneers to address challenges that hinder their progress,...

  • Applied Scientist II, Industry Solutions

    2 weeks ago

    Arlington, Virginia, United States Amazon Full time

    AWS Industry Products (AIP) is a pioneering engineering division within AWS, dedicated to creating innovative AWS offerings by leveraging Amazon's unique innovation frameworks alongside cutting-edge digital technologies. Our mission is to revolutionize industries by addressing the challenges that hinder their progress, empowering them to embrace new digital...

  • Applied Cyber Research Scientist

    2 weeks ago

    Arlington, Virginia, United States Lockheed Martin Corporation Full time

    Position Overview:Join us as an Associate Cyber Applied Research Scientist at Lockheed Martin Corporation, where we are dedicated to pushing the boundaries of cybersecurity innovation.About Us:For nearly two decades, our Advanced Concepts Laboratory (ACL) has been a leader in developing advanced cyber solutions for the Department of Defense (DoD) and the...

  • Data Scientist for GenAI Innovation

    4 days ago

    Arlington, Virginia, United States Amazon Web Services, Inc. Full time

    About the RoleWe are seeking a highly skilled Data Scientist to join our GenAI Innovation Center team at Amazon Web Services, Inc. As a Data Scientist, you will play a key role in designing, developing, and evaluating innovative machine learning models to solve diverse challenges and opportunities across industries.Key ResponsibilitiesDesign and develop...

  • AQR - Lead Systems Engineer - TS/SCI

    2 weeks ago

    Arlington, Virginia, United States Nationwide IT Services Full time

    Position Overview:We are seeking a highly skilled Lead Systems Engineer with a TS/SCI clearance to join our team at Nationwide IT Services. This role involves significant collaboration and technical expertise in the realm of Parts and Materiel Management for AQR. About AQR:AQR plays a pivotal role as the Air Force's Science and Technology Executive,...

  • Photonics Research Scientist

    2 weeks ago

    Arlington, Virginia, United States Leidos Holding Full time

    The Leidos Innovation Center (LInC) Quantum Technologies Team is seeking a Photonics Research Scientist with expertise in quantum technologies and quantum information science, particularly in the realms of quantum optics and integrated photonics. While familiarity with photonic computing hardware may be advantageous, this role is NOT intended for quantum...

  • Senior Data Scientist

    3 months ago

    Arlington, Virginia, United States Technomics Inc Full time

    OverviewTechnomics is a growing employee-owned, decision analytics company that specializes in cost and economic analysis to facilitate better decisions faster. We enable a wide range of clients across the Federal government, from senior level policy makers to program managers, to choose smartly, buy effectively and operate efficiently. We deliver practical,...

  • Finance Operations Manager

    2 weeks ago

    Arlington, Virginia, United States myGwork - LGBTQ+ professionals & allies Full time

    Company OverviewThis inclusive employer is a member of myGwork – the largest global platform for the LGBTQ+ business community.Position SummaryThe Prime Accounting team plays a crucial role in supporting Amazon's Prime subscription services, overseeing the revenue generated through both direct consumer and B2B sales channels.We are seeking a proactive...

  • Mid-Level Data Scientist

    3 months ago

    Arlington, Virginia, United States Technomics Inc Full time

    OverviewTechnomics is a growing employee-owned, decision analytics company that specializes in cost and economic analysis to facilitate better decisions faster. We enable a wide range of clients across the Federal government, from senior level policy makers to program managers, to choose smartly, buy effectively and operate efficiently. We deliver practical,...

  • Senior Business Development Executive

    5 days ago

    Arlington, Virginia, United States Logically Full time

    About LogicallyLogically is a pioneering company that harnesses the power of artificial intelligence to combat misinformation and deception online. Founded in 2017, we have established ourselves as a leader in the field of threat intelligence and independent fact-checking.Our mission is to provide governments and organizations with the tools and expertise...

  • Photonics Research Scientist in Quantum Technologies

    2 weeks ago

    Arlington, Virginia, United States Leidos Full time

    Position Overview The Leidos Innovation Center (LInC) is seeking a skilled Photonics Research Scientist specializing in Quantum Technologies. This role focuses on quantum optics and integrated photonics, and while familiarity with photonic computing hardware is advantageous, this position is not centered on quantum computing. This is a unique opportunity to...

  • Expert AI/ML Developer for Cyber Applications

    7 days ago

    Arlington, Virginia, United States ZTI Solutions, LLC Full time

    ZTI Solutions, LLC is seeking a highly skilled Senior AI/ML Developer to join our team of experts in the field of cybersecurity. In this role, you will contribute to cutting-edge projects that leverage artificial intelligence and machine learning technologies to enhance national security. As an integral member of a diverse team, you will collaborate with...

  • MBSE Systems Engineer

    2 days ago

    Arlington, Virginia, United States Global Systems Technologies Full time

    Job DescriptionGlobal Systems Technologies (GST) is seeking a highly skilled MBSE Systems Engineer to join our team in the DC, Maryland, and Virginia area. As a prime federal contractor for the Transportation Security Administration, we are building a team to assist the TSA in developing a major MBSE centralized environment for systems modeling and...

  • Quantum Communications Research Scientist

    2 days ago

    Arlington, Virginia, United States Leidos Full time

    Job SummaryWe are seeking a highly skilled Quantum Communications Research Scientist to join our team at Leidos. As a key member of our Quantum Technologies Team, you will play a critical role in advancing our quantum communications portfolio through research and development of cutting-edge technologies.Key ResponsibilitiesConduct research and development of...