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American Express

Issues credit cards and runs a payment network

Cybersecurity AI Engineer Intern - Enterprise Technology Services

Applied Machine LearningPosted on Nov 3
Internship · Summer 2027Phoenix, AZ, USAIn-person

About the Job

Requirements

  • Currently enrolled in a full-time bachelor's degree program, with an expected graduation date between December 2027 and June 2028.
  • Knowledge of Python and foundational data processing technologies.
  • Foundational understanding of computer science concepts, including data structures, algorithms, debugging, and testing.
  • Understanding of machine learning concepts such as model training, evaluation, feature engineering, and experimentation.
  • Experience using modern AI systems such as LLM APIs, prompt-based interactions, retrieval patterns, or generative AI applications.
  • Awareness of responsible AI, security, governance, compliance, and reliability considerations.
  • Communication, collaboration, documentation, and learning agility to work effectively in a team environment.

Responsibilities

  • Support the development and integration of AI/ML models, LLM integrations, or intelligent services into controlled or production-like systems under guidance.
  • Assist with data collection, preprocessing, transformation, and management to enable model training, testing, validation, and evaluation.
  • Contribute to testing, debugging, and improving AI-enabled solutions to strengthen performance, reliability, explainability, and maintainability.
  • Support AI capabilities such as basic model training workflows, inference endpoints, prompt-based interactions, evaluation routines, data retrieval pipelines, AI agents, or agentic workflows.
  • Collaborate with engineering, product, data, risk, security, and business partners to implement AI-driven solutions aligned to business requirements.
  • Document model parameters, prompts, evaluation assumptions, data pipelines, system integrations, and technical decisions to support reproducibility.
  • Participate in Agile development practices, including sprint planning, stand-ups, demos, retrospectives, code reviews, and team ceremonies.
  • Assist in ensuring AI systems and AI-enabled features align with enterprise expectations for reliability, safety, governance, security, and compliance.
  • Build foundational confidence working across AI-adjacent technology areas such as APIs, cloud environments, data platforms, CI/CD, containers, model deployment patterns, and monitoring.

Desired Qualifications

  • Demonstrated experience through academic coursework, research, projects, open-source contributions, internships, or extracurricular activities using Python, R, Java, JavaScript, or similar technologies.
  • Interest in machine learning, generative AI, natural language processing, intelligent automation, data engineering, agentic AI, or AI-enabled software development.
  • Experience building AI-powered applications, copilots, intelligent assistants, agentic workflows, research prototypes, or hackathon solutions using AI/ML technologies.
  • Familiarity with NLP techniques and model concepts such as fuzzy matching, embeddings, BERT, transformers, or other modern language models.
  • Exposure to prompt engineering, prompt evaluation, tools, function calling, or agent workflow concepts.
  • Experience or coursework involving machine learning algorithms and applying them to practical or real-world problems.
  • Familiarity with APIs, data pipelines, ETL processes, cloud environments, or containerized development.
  • Awareness of CI/CD, version control, testing, code reviews, and collaborative software engineering workflows.
  • Curiosity about AI-powered developer tools, responsible AI practices, governance, security, and enterprise-scale delivery.
  • Beneficial experience in one or more of AI/ML engineering, data engineering for AI, AI-enabled software engineering, generative AI/LLM applications, enterprise AI readiness, or cybersecurity and AI security. Relevant skills include Python, R, Java, machine learning fundamentals, model training, model evaluation, feature engineering, NLP, embeddings, transformer models, LLM APIs, prompt engineering, retrieval patterns, AI agents, model documentation, responsible AI, data collection, data preprocessing, data quality, ETL, data pipelines, SQL, big data concepts, data validation, feature pipelines, reproducible data workflows, APIs, microservices, inference endpoints, application integration, cloud-native development, Agile delivery, testing, CI/CD, containerization, observability, deployment practices, retrieval-augmented generation, evaluation of AI outputs, grounding patterns, guardrails, agent orchestration, human-in-the-loop review, security, compliance, model governance, risk awareness, system reliability, issue escalation, secure software development, application security, identity and access management, data protection, encryption concepts, secure API design, vulnerability awareness, threat modeling, AI security risks including prompt injection, data leakage, and model abuse, governance controls, and responsible handling of sensitive information.

About the Company

American Express

Issues credit cards and runs a payment network

American Express issues credit and pay-in-full charge cards to consumers and businesses, and unlike most card issuers it also runs the payment network its cards use. Its Travelers Cheque, launched in 1891, made carrying money abroad safer, and in 1959 it became the first major issuer of plastic cards. Cardholders earn points toward flights and hotels plus perks such as airport lounges, while companies use its corporate cards for employee travel and expenses. American Express earns a fee from merchants on each purchase, plus annual fees and interest on balances cardholders carry. Henry Wells and William Fargo, who later started Wells Fargo, co-founded it in 1850 as a freight delivery business; it is based in New York City.

Company size
10,001+
Company stage
IPO
Headquarters
New York City, New York
Founded
1850

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