Bioprocess Engineer I

Rubi Laboratories•Alameda, CA

9d•$85,000 - $105,000•Onsite

About The Position

Rubi Laboratories is seeking a Bioprocess Engineer I to collaborate with engineers and scientists in executing experiments and supporting day-to-day operations. The role contributes to product development and the scale-up of carbon-negative materials for global brands, offering hands-on experience in a fast-paced startup environment. The position is based at Rubi Laboratories’ Alameda, California headquarters and requires on-site work.

Requirements

Bachelor’s degree in Chemical Engineering, Bioprocess Engineering, or a related field.
At least 2 years of industry experience.
Experience with bioreactor setup, cleaning, and operation.
Experience with filtration, such as TFF, depth, or membrane filtration, ideally with proteins.
Fundamentals of protein handling and purification.
Comfort with process-heavy, hands-on engineering work.
Legal authorization to work in the United States.

Responsibilities

Execute experiments hands-on in the lab.
Clean, set up, and operate bioreactors.
Perform enzyme downstream processing and filtration.
Perform homogenization for cell disruption.
Conduct Western blots and routine protein and enzyme analytics.
Support process scale-up to thousands of liters (1,000L+).

Benefits

Competitive salary and generous equity.
Medical, dental, and vision insurance, with 100% coverage of monthly fees for the base plan for employees and their dependents.
401(k) with up to a 2% company match at 100%.
Flexible paid time off.
16 paid company holidays, including a one-week company-wide winter break.
Daily $12 meal credit through Forkable meal delivery, Monday through Friday.
Free snacks in the office.
Mission-driven environment focused on sustainability challenges through biotechnology.
Hands-on experience with engineered enzyme platforms alongside an interdisciplinary team.
Opportunity to help scale technology from the lab to market and contribute to materials used by global brands.