Clinical Development Engineering Intern - Pleasanton, CA

Calyxo, Inc. is a medical device company headquartered in Pleasanton, California, USA. The company was founded in 2016 to address the profound need for improved kidney stone treatment. Kidney stone disease is a common, painful condition that consumes vast amounts of healthcare resources each year. Our team is led by executives and investors with a proven track record of commercializing paradigm-shifting devices to meet unmet needs within urology.

Are you ready to change the future of kidney stone treatment? We are seeking high achievers who want to be part of a dynamic team working in a fun, diverse atmosphere.

We are seeking a motivated and detail‑oriented intern to support ongoing efforts in advancing next‑generation kidney stone treatment technologies. In this role, you will assist the team by gathering clinical insights and research, assisting new product development, and supporting evidence‑generation activities, including bench testing and animal model studies under close guidance. You will help contribute to improvements in procedural workflows and support refinement of current Calyxo commercial products. Additional responsibilities include assisting with research for requirement definition and participating in physician evaluations during in‑vitro bench testing, simulated‑use studies, and in‑vivo testing as needed for new product development.

In This Role, You Will: 

• Develop an understanding of Calyxo’s products, kidney stone disease, treatment pathways, and the competitive landscape
• Assist in developing in‑vitro and in‑vivo kidney models by supporting data collection, literature review, and basic model preparation under the direction of senior team members.
• Research clinical benchmarks to establish customer and product requirements
• Support the setup and execution of test methods used to evaluate device performance, including preparing materials, collecting data, and documenting results for marketing, evidence generation, and design activities
• Support the team in gathering insights on procedural techniques by reviewing case materials, summarizing observations, and helping to define clinical best practices
• Assist in organizing and analyzing procedural data, such as case videos, questionnaires, and complaint summaries, under supervision.
• Support Marketing and R&D teams by gathering background information, organizing documentation, and assisting with preliminary analyses related to clinical performance goals and risk assessments

Who You Will Report To: 

•  Director, Clinical Development Engineering

Requirements: 

• Education: Currently pursuing a Bachelor’s or Master’s degree in Biomedical Engineering, Mechanical Engineering, Systems Engineering, or related field
• Incoming Junior or Senior preferred
• Work location: Pleasanton, CA
• Travel: 10%
• Full time employment
• Strong analytical and problem-solving skills
• Excellent interpersonal skills; ability to adapt to changing work priorities
• Strong written and verbal communication skills
• Ability to collaborate effectively with cross functional teams
• Ability to follow instructions, manage multiple tasks, and execute in a fast paced environment
• Proficiency with Microsoft Office tools (Excel, PowerPoint, Word) or Google Workspace, and comfort learning new software tools and systems as required. Exposure to basic programming or scripting relevant to data analysis or research workflows (e.g., Python, SQL, R, or similar), gained through coursework, projects, or internships
• Ability to sit or stand for extended periods while working at a computer, attend meetings, and perform standard office based tasks.
• Compliance with relevant county, state, and Federal rules regarding vaccinations.

Preferred Qualifications: 

• Experience with laboratory testing and ex-vivo tissue testing
• Exposure to CAD software (e.g., SolidWorks, Creo)
• Familiarity with data analysis tools (e.g., MATLAB, Python, Minitab)
• Understanding of design controls and medical device regulatory frameworks
• Experience with clinical literature analysis

What We Offer:

At Calyxo, you will be part of a knowledgeable, high-achieving, experienced and fun team.  You will work in a diverse work environment with experienced, proven leaders and have an opportunity to shape our company culture.  You will experience constant learning and dynamic challenges to help you grow and be the best version of yourself. 

We also offer a compensation plan as follows:

• Competitive hourly rate of $28/hr (undergrad) - $30.00/hr (graduate students)

Application close date: March 16, 2026

Calyxo is deeply committed to fostering an environment where diversity and inclusion are not only valued but also prioritized. We believe a diverse and inclusive community empowers us to act courageously, care deeply, and dream boldly to impact people in big ways. Diverse viewpoints bring diverse capabilities, which strengthen our focus and fuel our growth. 
 
Calyxo is proud to be an equal opportunity employer, seeking to create a welcoming and diverse environment. All applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, veteran status or any other applicable legally protected characteristics

Legal authorization to work in the United States is required. In compliance with federal law, all persons hired will be required to verify their identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire. 

Disclaimer:

At Calyxo, we prioritize a transparent and structured interview process to ensure the best fit for both our candidates and our team. Please be aware of the following:

• Structured Interview Process: Our hiring process includes multiple stages of interviews where you will have the opportunity to communicate directly with Calyxo employees. This ensures that you gain a comprehensive understanding of the role and our company culture.
• Verification of Identity: We do not extend job offers without first meeting candidates, either virtually or in person. This step is crucial to maintain the integrity of our hiring process and to ensure mutual alignment.
• Beware of Scams: Calyxo will never request sensitive personal information, such as your full name, address, phone number, or identification documents, via email or online forms before an official interview. Calyxo representatives will always contact you using an email format of firstname.lastname@calyxoinc.com. If you receive a request for information from any other domain, please contact us directly at info@calyxoinc.com to verify the legitimacy of the communication.

We appreciate your interest in joining Calyxo and look forward to getting to know you through our official channels.