Summer Intern - AI/ML Engineer

A Career at HARMAN

As a technology leader that is rapidly on the move, HARMAN is filled with people who are focused on making life better. Innovation, inclusivity and teamwork are a part of our DNA. When you add that to the challenges we take on and solve together, you’ll discover that at HARMAN you can grow, make a difference and be proud of the work you do every day.

About the Role

We are hiring an Intern – LLM Testing Framework to join our AI/ML innovation team focused on building a robust testing and validation framework for large language models (LLMs) used in enterprise applications. This is an individual contributor role ideal for someone passionate about generative AI and looking to gain hands-on experience in AI quality assurance, prompt engineering, and model evaluation. You’ll work closely with solution architects and senior AI engineers to shape how LLMs are tested, monitored, and improved in real-world enterprise workflows

What You Will Do

• Assist in developing a structured testing framework for LLM-based enterprise applications

• Help define and execute test plans for accuracy, hallucination detection, bias analysis, and fail-safe behavior

• Simulate real-world user prompts and multi-turn conversations to evaluate LLM consistency and reliability

• Support in setting up dashboards, logging tools, and structured evaluation protocols

• Contribute to the creation of synthetic datasets, reusable test templates, and prompt variations

What You Need to Be Successful

• Foundational understanding of LLMs and prompt engineering concepts

• Proficiency in Python; exposure to testing tools or automation libraries is a plus

• Familiarity with AI evaluation metrics and techniques (e.g., precision, recall, hallucination scoring)

• Strong analytical mindset and structured approach to testing and documentation

• Curiosity to explore new AI tools and eagerness to contribute to applied research

Bonus Points if You Have

• Pursuing a Bachelor's or Master’s degree in Computer Science, Data Science, or related fields

• Experience with LLM toolkits like LangChain, Semantic Kernel, or vector databases

• Previous project or internship experience in AI, automation testing, or enterprise applications

• Awareness of ethical AI practices or experience with model governance frameworks

• Comfort with reading technical papers or contributing to open-source tools

What Makes You Eligible

• Available for a full-time internship (2 months)

• Based in Bellevue and able to work in PST timezone (hybrid)

• Legally eligible to work in USA without sponsorship

• Fluent in English, with strong written and verbal communication skills

What We Offer

• Flexible work environment, allowing for full-time remote work globally for positions that can be performed outside a HARMAN or customer location

• Access to employee discounts on world-class Harman and Samsung products (JBL, HARMAN Kardon, AKG, etc.)

• Extensive training opportunities through our own HARMAN University

• An inclusive and diverse work environment that fosters and encourages professional and personal development

Pay Transparency

Freshman: $21.00
Sophomore: $23.00
Junior: $25.00
Senior: $27.00  
Master: $32.00 
Doct: $38.00

Dependent on the internship offered, pay is based on factors, including without limitation, the applicant's level of education and business need.

Benefits

HARMAN is interested in your health and wellbeing and offers benefits designed to support your wellbeing. Benefits and perks may vary depending on the nature of your relationship with HARMAN, and may include paid sick leave and medical benefits.

HARMAN is proud to be an Equal Opportunity / Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, gender (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, gender expression, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.