AI Engineer Intern — Enterprise Tech (Summer 2027)

Messiah University; Phoenix (AZ); On-site; USD 28,000 - 55,000; Full time

Job summary

American Express is offering a 10-week AI Engineer Intern role in the Enterprise Technology Services group in Phoenix, AZ. You will help build, test, and scale AI-enabled solutions and collaborate with cross-functional teams on responsible AI practices in a global enterprise environment.

You’ll work on data pipelines, model evaluation, and AI agents while learning enterprise product development and security standards. This internship emphasizes mentorship and hands-on experiences.

Qualifications

• Enrolled in a full-time Master’s degree program.
• Graduation window December 2027 to June 2028.
• Knowledge of Python and data processing basics.
• Foundational CS concepts including data structures, algorithms, debugging, testing.
• Understanding of ML concepts: training, evaluation, feature engineering.
• Experience using modern AI systems: LLM APIs, prompt-based interactions, retrieval patterns.
• Awareness of responsible AI, security, governance, and reliability.
• Strong communication, collaboration, documentation, and learning agility.

Responsibilities

• Support AI/ML model integration and AI-enabled features.
• Assist with data collection, preprocessing, transformation for model training.
• Contribute to testing, debugging, and improving AI solutions.
• Support AI capabilities: training workflows, inference endpoints, prompt interactions.
• Collaborate with engineering, product, data, risk, security, and business partners.

Skills

Python

Data processing

Machine learning concepts

LLM APIs

Prompt-based interactions

Generative AI applications

Responsible AI

Communication & teamwork

Education

Master’s degree program

Graduation window Dec 2027 – Jun 2028

Tools

LLM APIs

Prompt tooling

Data pipelines

Automation & AI toolchains

Job description

American Express is offering a 10-week AI Engineer Intern role in the Enterprise Technology Services group in Phoenix, AZ. You will help build, test, and scale AI-enabled solutions and collaborate with cross-functional teams on responsible AI practices in a global enterprise environment.

You’ll work on data pipelines, model evaluation, and AI agents while learning enterprise product development and security standards. This internship emphasizes mentorship and hands-on experiences.