Senior Factory Service Engineer

Company: Cellares
Location: South San Francisco
Posted on: February 15, 2026

Job Description:

Job Description Job Description CELLARES, South San Francisco Facility FULL-TIME 2nd Shift We are seeking an innovative and highly motivated Service Engineer who will contribute significantly to the success of service maintenance, repair, and support for Cellares' equipment. The primary focus of this position will be to perform preventive maintenance, repairs, calibration, and troubleshooting of GMP Cellares process equipment. This is a hands-on position and local to the South San Francisco, CA facility. Candidates should enjoy working in a fast-paced, mission-driven environment and be prepared to tackle a wide range of challenges as the company expands. This role will primarily be in our South San Francisco, California, facility, with up to 20% travel to our Bridgewater, New Jersey, and other Cellares locations. Responsibilities Perform installations, routine maintenance, and troubleshooting of Cellares and other process equipment within a Good Manufacturing Practice (GMP) environment in a cell therapy manufacturing facility Collaborate with cross-functional teams to ensure compliance with GMP standards and regulations Perform equipment calibrations and support validation testing to meet quality and regulatory requirements Respond promptly to equipment failures and implement corrective actions to minimize downtime. Execute preventive maintenance activities to ensure optimal functionality of manufacturing equipment Maintain accurate documentation of all maintenance activities and equipment logs in a Computerized Maintenance Management System (CMMS) Manage parts ordering and coordinate with equipment and area owners to schedule maintenance activities Maintain tools and test equipment, and ensure they are properly calibrated and in good, safe working condition Collaborate with manufacturing and quality control teams to address technical issues and optimize processes Support Quality Change Controls and CAPA investigations Stay updated on industry trends and advancements to contribute to continuous improvement initiatives Participate in training programs to enhance technical skills and knowledge Participate in an after-hours on-call rotation to support GMP facility operations is required and managed through PagerDuty Experience drafting and maintaining Standard Operating Procedures (SOPs) and Work Instructions (WIs) Requirements Bachelor’s degree or equivalent in engineering or a related field 5 years’ experience in a GMP manufacturing environment, preferably in cell therapy or biopharmaceuticals Strong understanding of GMP regulations and quality standards Experience as a technical/service lead on a multi-subsystem installation/qualification Proficient in troubleshooting and repairing complex manufacturing equipment Ability to read and understand technical documents and engineering drawings Excellent organizational and documentation skills Ability to work collaboratively in a team-oriented environment Effective communication skills to interact with diverse stakeholders Must be able to work a full-time, 40-hour work week, including swing shifts, weekends, and holidays, as required to support business needs Attendance at the plant site is considered an essential function Detail-oriented with a commitment to maintaining high-quality standards Must be able to lift and carry up to 50 lbs Excellent verbal, written, organizational, presentation, and interpersonal skills Self-Awareness, integrity, authenticity, and a growth mindset Nice to Haves Experience with PLC automated control systems Experience with 6-axis robots Experience working safely with high voltage systems (208V) Cellares total compensation package contains competitive base salaries, highly subsidized Medical, Dental, and Vision Plans, 401(k) Matching, Free EV Charging, Onsite lunches, and Stock options. All displayed pay ranges are approximate, negotiable, and location dependent. This is Cellares Cellares is the first Integrated Development and Manufacturing Organization (IDMO) and takes an Industry 4.0 approach to mass manufacturing the living drugs of the 21st century. The company is both developing and operating integrated technologies for cell therapy manufacturing to accelerate access to life-saving cell therapies. The company’s Cell Shuttle integrates all the technologies required for the entire manufacturing process in a flexible and high-throughput platform that delivers true walk-away, end-to-end automation. Cell Shuttles will be deployed in Cellares’ Smart Factories around the world to meet total patient demand for cell therapies at global scale. Partnering with Cellares enables academics, biotechs, and pharma companies to accelerate drug development and scale out manufacturing, lower process failure rates, lower manufacturing costs, and meet global patient demand. The company is headquartered in South San Francisco, California with its commercial-scale IDMO Smart Factory in Bridgewater, New Jersey. The company is backed by world-class investors and has raised over $355 million in financing. Leveling will be based on overall experience, education, and demonstration of knowledge throughout the interview process. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Keywords: Cellares, Newark , Senior Factory Service Engineer, Engineering , South San Francisco, California