Co-Op: Research Engineer

Career-defining. Life-changing.

At iRhythm, you'll have the opportunity to grow your skills and your career while impacting the lives of people around the world. iRhythm is shaping a future where everyone, everywhere can access the best possible cardiac health solutions. Every day, we collaborate, create, and constantly reimagine what's possible. We think big and move fast, driven by our commitment to put patients first and improve lives. We need builders like you. Curious and innovative problem solvers looking for the chance to meaningfully shape the future of cardiac health, our company, and your career

About This Role:

iRhythm is seeking a Research Engineering Co-op to join our Product Development team for 6 months (December 2025 – May This is a part-time position for 16 hours/week, with at least 1 day/week on-site at our San Francisco, CA office. Our work environment is highly collaborative, and engineers at iRhythm work passionately to deliver innovative solutions that improve the quality of healthcare and the patient experience. We are looking for like-minded individuals to join our team

In this role, you will contribute directly to early-stage engineering efforts to develop wearable biosensors, collaborating alongside a team of multi-disciplinary engineers. You will be treated as a regular member of the engineering team, inclusive of involvement in critical projects, expectation of high-quality deliverables, and accountability for the work you do.

What You Will Be Doing

• Supporting early-stage research and scientific feasibility efforts to evaluate promising technologies for incorporation into wearable sensing solutions
• Conducting user studies to collect data from sensors on human subjects
• Developing and executing test protocols to characterize prototypes
• Identifying and applying various signal processing and analysis techniques to improve our understanding of data using Python or R
• Engaging in rapid prototyping activities, e.g., using evaluation kits and creating basic 3D models in SolidWorks
• Working with lab equipment like multi-meters, oscilloscopes, power supplies, etc.
• Gaining exposure to the healthcare environment, particularly the evaluation of clinical needs and use cases
• Working alongside a technical team to rapidly prototype electromechanical hardware platforms or fixtures
• Learning to be creative, flexible, and agile during research and early development stages at a medical device company
• Contributing to the generation of intellectual property

What We Need To See

• Pursuing a PhD or Master's degree in biomedical, mechanical, electrical, or a similar engineering discipline
• Familiarity with physiological parameters and sensing (e.g. ECG, pulse oximetry, respiratory flow/effort)
• Practical application of hypothesis-driven experimental design
• Strong foundation in math and physics, with an understanding of basic statistical principles
• Detail-oriented and diligent about maintaining a lab notebook
• Strong written and verbal communication skills, and a positive attitude
• Comfortable working with minimal supervision

Location:

San Francisco

Actual compensation may vary depending on job-related factors including knowledge, skills, experience, and work location.

Estimated Pay Range

$0.00 - $0.00

As a part of our core values, we ensure an inclusive workforce. We welcome and celebrate people of all backgrounds, experiences, skills, and perspectives. iRhythm Technologies, Inc. is an Equal Opportunity Employer. We will consider for employment all qualified applicants with arrest and conviction records in accordance with all applicable laws.

iRhythm provides reasonable accommodations for qualified individuals with disabilities in job application procedures, including those who may have any difficulty using our online system. If you need such an accommodation, you may contact us at

About iRhythm Technologies

iRhythm is a leading digital healthcare company that creates trusted solutions that detect, predict, and prevent disease. Combining wearable biosensors and cloud-based data analytics with powerful proprietary algorithms, iRhythm distills data from millions of heartbeats into clinically actionable information. Through a relentless focus on patient care, iRhythm's vision is to deliver better data, better insights, and better health for all.

Make iRhythm your path forward. Zio, the heart monitor that changed the game.

There have been instances where individuals not associated with iRhythm have impersonated iRhythm employees pretending to be involved in the iRhythm recruiting process, or created postings for positions that do not exist. Please note that all open positions will always be shown here on the iRhythm Careers page, and all communications regarding the application, interview and hiring process will come from a email address. Please check any communications to be sure they come directly from email address. If you believe you have been the victim of an imposter or want to confirm that the person you are communicating with is legitimate, please contact Written offers of employment will be extended in a formal offer letter from an email address ONLY .

For more information, see and