Job Description

The Senior Analyst will drive the development and execution of data-driven strategies to improve Sales portfolio performance, working closely with senior leadership across Global Commercial Services (GCS). The position focuses on translating complex data into actionable insights that inform decision-making and support growth. The ideal candidate brings strong analytical curiosity and the ability to distill data into clear, scalable, business-relevant recommendations, combining business acumen with technical expertise. This role partners closely with Sales, Marketing, Finance, Technology, and Capabilities teams to identify opportunities, quantify risks, and prioritize high-impact initiatives. Responsibilities include developing analytical frameworks, advising leadership on performance trends, and enabling effective, data-informed decision-making across the organization.

The Senior Analyst will design, develop, and operationalize ML/AI-powered solutions to enhance client engagement and improve channel efficiency, applying advanced techniques across machine learning, NLP, and generative AI to solve business problems and unlock new growth opportunities. This is a business-facing data science role, with success measured by quantifiable impact. The environment is fast-paced and highly collaborative, requiring strong relationship skills, passion for applied data science, and a singular focus on excellence.

Responsibilities

Lead Data Science Projects: Design, develop, and deploy predictive and explanatory models to address key business problems using machine learning, NLP, and generative AI. Support forecasting, incentive design refinement, and detection of anomalous or gaming behaviors by translating business questions into measurable analytical frameworks
Deliver Analytics & Insights: Generate actionable insights on Sales and client behavior to inform strategy. Apply rigorous hypothesis testing and maintain reproducible, well-documented analytical workflows
Support GenAI Use Case Development: Contribute to the design, development, and operationalization of GenAI-enabled analytics solutions that integrate internal performance and external signals. Assist in defining success metrics, monitoring frameworks, and approaches for LLM-based feature generation on unstructured data. Support development of validation approaches (e.g., human-in-the-loop, hallucination detection)
Build Modeling Capabilities: Develop, evaluate, and iterate models using modern ML frameworks (e.g., TensorFlow, PyTorch), with attention to performance, scalability, and interpretability
Collaborate Across Teams: Partner with cross-functional stakeholders (Sales, Marketing, Finance, Technology) to understand business needs, refine analytical approaches, and deliver relevant solutions
Develop Scalable Solutions: Contribute to building and optimizing data pipelines and modeling workflows using cloud-based and distributed computing environments. Support efficient model training, including exposure to GPU and distributed training techniques
Lead Innovation Through External Perspective: Stay current on advancements in machine learning, deep learning, and generative AI; evaluate emerging approaches; translate theoretical advances into practical, scalable solutions that advance business outcomes. Challenge the status quo and demonstrate curiosity
Define Performance Indicators: Lead analytics and measurement across key performance indicators. Own stakeholder and executive-level communications on initiative progress, including automated monthly measurement tied to specific strategic initiatives
Communicate Insights Effectively: Present analytical findings and recommendations to both technical and non-technical audiences, including executive leadership, through clear visualizations, reports, and presentations, to enable data-driven decision-making

Qualifications

Minimum Qualifications

2–3 years of relevant work experience in data science, analytics, or a related quantitative field
Bachelor's degree in a quantitative field (e.g., Computer Science, Statistics, Mathematics, Engineering, Economics, or related discipline)
Strong analytical and problem-solving skills, with the ability to translate complex, unstructured business problems into quantitative frameworks and models
Ability to communicate analytical findings and recommendations clearly to technical and non-technical stakeholders
Experience applying machine learning techniques using standard libraries (e.g., scikit-learn, TensorFlow, PyTorch) to real-world problems; familiarity with NLP tasks such as text classification, summarization, or information extraction
Strong proficiency in Python and SQL; familiarity with distributed data processing tools (e.g., Spark) is a plus
Experience working with cloud-based data platforms (e.g., GCP, AWS, or Azure), including data processing and querying tools (e.g., BigQuery)
Experience with data visualization tools (e.g., matplotlib, seaborn, Tableau) to communicate insights effectively
Familiarity with data processing workflows (ETL) and version control (e.g., Git)
Proficiency in Excel and PowerPoint for analysis and presentation of results
Ability to work independently and collaboratively in a cross-functional environment, with strong attention to detail

Preferred Qualifications

Master's degree in a quantitative field (e.g., Data Science, Computer Science, Statistics, Mathematics, Engineering, or related discipline)
Experience with causal inference or experimentation methods is a plus
Experience applying machine learning techniques in production environments, including exposure to GenAI approaches (e.g., LLM prompting, retrieval-augmented generation, evaluation methods)

About Us

At American Express, our culture is built on a 175-year history of innovation, shared values and Leadership Behaviors, and an unwavering commitment to back our customers, communities, and colleagues. From delivering differentiated products to providing world-class customer service, we operate with a strong risk mindset, ensuring we continue to uphold our brand promise of trust, security, and service.

As part of Team Amex, you'll experience our powerful backing with comprehensive support for your holistic well-being and many opportunities to learn new skills, develop as a leader, and grow your career. Here, your voice and ideas matter, your work makes an impact, and together, you will help us define the future of American Express.

About The Team

We back you with benefits that support your holistic well-being so you can be and deliver your best. This means caring for you and your loved ones physical, financial, and mental health, as well as providing the flexibility you need to thrive personally and professionally:

Competitive base salaries
Bonus incentives
Support for financial-well-being and retirement
Comprehensive medical, dental, vision, life insurance, and disability benefits (depending on location)
Flexible working model with hybrid, onsite or virtual arrangements depending on role and business need
Generous paid parental leave policies (depending on your location)
Free access to global on-site wellness centers staffed with nurses and doctors (depending on location)
Free and confidential counseling support through our Healthy Minds program
Career development and training opportunities

American Express is an equal opportunity employer and makes employment decisions without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, veteran status, disability status, age, or any other status protected by law.

Offer of employment with American Express is conditioned upon the successful completion of a background verification check, subject to applicable laws and regulations.

Senior Analyst - Machine Learning/Data Science

Senior Analyst-Data Science (Machine Learning/AI & GenAI)