Data Science Co-op

Johnson & Johnson • Cherry Hill, NJ

10h • Onsite

About The Position

Johnson & Johnson is currently seeking a Data Science Co-op to join our Critical Care team (Applied Sciences & AI) located in Danvers, MA. At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn more at https://www.jnj.com/. Program Dates: January 12 – June 26, 2026. Position Summary: The Critical Care team is looking for a co-op or intern to support our early-stage research and development programs. The candidate will be involved in solving data science and data analytics problems. With defined requirements, the candidate will be responsible for designing algorithms for products, building machine learning tools and doing data analysis.

Requirements

• Senior or Grad student pursuing a degree in data science, computer science, computer engineering, software engineering, AI, or statistics
• Strong Machine Learning background with experience in Deep Learning (along with tools like Tensorflow, Keras, Pytorch), time series modeling, LLMs, natural language processing.
• Proficient in at least one programming language (Python preferred) and solid understanding of data structures & algorithms.
• Solid understanding of statistics, strong analytical skills
• Self-motivated, execute tasks in a timely manner
• Demonstrated communication skills, both written and verbal
• Permanently authorized to work in the U.S., must not require sponsorship of an employment visa (e.g., H-1B or green card) at the time of application or in the future. Students currently on CPT, OPT, or STEM OPT usually requires future sponsorship for long term employment and do not meet the requirements for this program unless eligible for an alternative long-term status that does not require company sponsorship.

Nice To Haves

• Demonstrated experience with tuning and evaluating Large Language Models on variety of tasks including Named Entity Recognition and Question-Answering
• Knowledge in Data Science / Machine Learning libraries (numpy, pandas, matplotlib, sklearn, nltk)
• Experience in signal processing
• Big data / cloud experience (AWS, Azure, Google Cloud, Hadoop, Spark, Hive)
• Displayed interest in medical device industry

Responsibilities

• Implement machine learning for new or existing algorithms
• Design and translate algorithms for products and internal analysis tools
• Research in new applications of data science within the company
• Conduct data analysis for internal or external groups
• Assist in the design and training of Machine Learning models for Clinical Decision Support
• Provide input into process development and improvement
• Analyze data and present results to larger Engineering team

Benefits

• Co-Ops/Interns are eligible to participate in Company sponsored employee medical benefits in accordance with the terms of the plan.
• Co-Ops and Interns are eligible for the following sick time benefits: up to 40 hours per calendar year; for employees who reside in the State of Washington, up to 56 hours per calendar year.
• Co-Ops and Interns are eligible to participate in the Company’s consolidated retirement plan (pension).

What This Job Offers

• Job Type: Full-time
• Career Level: Intern