Senior Software Engineer II

We are seeking an innovative and highly motivated Senior Software Engineer II who will make significant contributions to the development of our advanced cell therapy manufacturing platform.

The primary focus of this position will be the design and implementation of software subsystems that live at the edge of the software-hardware boundary. Responsible for maintaining and refining system requirements and architecture: create and maintain documents, models & diagrams describing functional and physical decompositions, interface definitions, and flow diagrams. Support architecture definition by working with subsystem design teams to align overlapping design requirements /constraints and drive teams in developing concepts, evaluating risks, and efficiently converging on a design path.

Provide support to sub-system engineers in the development of models that guide lower-level design decisions. Assist teams with complex root-cause analysis in which there are many possible root causes that involve various areas of physics, using a structured approach for problem solving. Work closely with other members of the team to formulate, execute, and analyze verification and validation activities.

Candidates should enjoy working in a fast-paced, mission-driven environment and be prepared to tackle a broad selection of challenges as the company scales up from R&D systems to full-scale operations.

• Bachelor's degree in Computer Science or Engineering, Physics or Biotech Automation, and 6 years of experience as a Software Engineer, Software Architect, Software Developer, Application Developer or Development Operations Engineer. Experience must include C# or Java programming languages and familiarity with software development methodologies such as Agile or Scrum.

$213,512 - $220,000 a year

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.