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. Summary:   The Senior Category Manager, Sustaining, is responsible for driving sourcing and supplier strategies that support sustaining product initiatives within a regulated medical device environment. This role partners closely with Product, R&D, Engineering, Manufacturing, S&OP, and Commercial teams to ensure robust sources of supply, optimal supplier mix, and seamless lifecycle support—from NPD through production scale. The position owns multi‑year category strategies focused on quality, risk mitigation, cost improvement, and scalability, while serving as the primary relationship manager for strategic suppliers and contract manufacturers. Success in the role requires strong cross‑functional influence, hands‑on project leadership in ambiguous environments, and the ability to proactively identify and mitigate technical and operational risks while enabling continuous improvement across the supply base.  In This Role, You Will:  * Supply Chain lead on sustaining initiatives related to our supplier community.  Collaborate with R&D, Product, Engineering, and Commercial teams on Supply Chain and overall project deliverables to ensure robust sources of supply and optimal mix  * Develop multi-year category strategies to drive quality, risk mitigation, cost improvement, and scale efficiency through our supplier community; optimize supplier mix against category objectives  * Relationship manager for strategic suppliers and contract manufacturers  * Collaborate closely with New Product Development (NPD) teams to provide inputs for new products (evaluate current supply mix for future requirements, assist in DFM-type activities based on experience with similar suppliers and technology in the market, assist in running sourcing events for new product sources of supply)  * Work closely with S&OP and Purchasing teams to ensure material availability and supplier readiness  * Work closely with NPD teams on handover of new projects  * Identify and manage risks associated with meeting technical and operational targets  * Use your influencing skills to gain support from the Product, R&D, and Manufacturing teams to evaluate new sources of supply, drive spec improvements, and evaluate alternative methods / processes for incumbent suppliers to drive improvements    Who You Will Report To:  * Sr. Director, Supply Chain Requirements:  * 10+ years of relevant sourcing / procurement experience in a Medical Device industry REQUIRED  * Domestic and International travel to suppliers and contract manufacturers as needed (15-30%) * Proven experience managing a Direct Spend category such as raw materials and components  * Experience working with Contract Manufacturing  * Catheter based medical device experience a strong plus  * Strong project management skills  * Continuous improvement experience, experience with building new processes  * Self-starter, demonstrated ability operate and excel in ill-defined environments requiring structure  * Excellent business partner engagement skills, influencing will be a key component of this role  * Ability to navigate through a matrixed organization  * Global experience a plus      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 an attractive compensation package, which includes:  * A competitive base salary of $180,000 - $190,000 and variable incentive plan   * Stock options – ownership and a stake in growing a mission-driven company  * Employee benefits package that includes 401(k), healthcare insurance and paid vacation  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 [email protected]. If you receive a request for information from any other domain, please contact us directly at [email protected] 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.