R&D Engineering Co-op Full Time Intern Jan-June 2027

iRhythm Technologies, Inc.; San Francisco (CA); On-site; USD 34,000 - 48,000; Full time

Job summary

iRhythm Technologies, Inc. invites you to join our engineering internship in San Francisco for six months, January through June 2027. You will work on wearable biosensing technology, contribute to feasibility studies, prototype development, and data analysis in a regulated medical device environment.

We seek biomedical, mechanical, or electrical engineering students pursuing a PhD or Master’s degree, who are eager to learn, prototype rapidly, and communicate technical findings clearly.

Qualifications

• 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

Responsibilities

• Support early-stage research to evaluate promising technologies for wearable sensing solutions
• Conduct user studies to collect sensor data from humans
• Develop and execute test protocols to characterize prototypes
• Identify and apply signal processing and analysis techniques using Python or R
• Engage in rapid prototyping with evaluation kits and SolidWorks models
• Work with lab equipment like oscilloscopes and multimeters
• Gain exposure to the healthcare environment and clinical use cases
• Collaborate with a technical team to prototype hardware platforms
• Be creative, flexible, and agile during research and early development
• Contribute to generation of intellectual property

Skills

Prototype development

Data analysis

Python or R

Multidisciplinary teamwork

Clear communication

Self-directed work

Education

Pursuing a PhD or Master’s in biomedical, mechanical, or electrical engineering

Tools

SolidWorks

Oscilloscopes

Multimeters

Evaluation kits

Job description

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:

Join Product Development at the front end of innovation, where engineers explore promising technologies for future wearable biosensing solutions. You will contribute to feasibility studies, prototype development, sensor evaluation, structured experimentation, and data analysis. You will learn how clinical needs and engineering evidence shape product decisions while building experience working through ambiguity and communicating technical findings in a regulated environment.

In this role, you will contribute directly to early-stage engineering efforts to develop wearable bio-sensors, 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.

Responsibilities & Opportunities:

Specific job responsibilities and opportunities may include:

• 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 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 generation of intellectual property

Assignment Details

This is a full-time, six-month Engineering Internship / Cooperative Education (Co-op) assignment for a current student. It offers internship-style learning, mentorship, and meaningful project work, but it is not a traditional summer internship. Candidates must be available for the full January through June 2027 assignment in San Francisco.

About You:

We are looking for an enthusiastic biomedical, mechanical, or electrical engineering student who is interested in cutting edge research in the medical device space. You should be excited about working on early-stage projects, be a quick learner, and enjoy working with a highly multidisciplinary team. You recognize the need for thoughtful, data-driven decision-making, and have strong prototyping and debugging skills to support technical feasibility studies. You have excellent engineering fundamentals, love to solve problems, and are resourceful.

Desired Qualifications

• 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

Full-time | January through June 2027 | San Francisco, California | $35.00 per hour

Housing assistance or a housing stipend is not provided. Candidates are responsible for arranging and funding their own housing during the assignment.

Location:

San Francisco

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

Estimated Pay Range

$25.00 - $35.00

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 [e-mail]

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.