Cellsense - Senior Mechanical Engineer
Confirmed on the employer's own hiring board on Nov 13, 2026. First seen by Alion on Jan 14, 2026. 43North scores B on the Alion truth index.
About Cellsense:
Cellsense manufactures sustainable products for the fashion, jewelry, and beauty industries utilizing our proprietary material made from Algae and Cellulose. Cellsense aims to replace plastics and resins, and in doing so eliminate major sources of microplastics and heavy metal pollution. With our material we can achieve a wide range of colors, clarities, forms, and even unique properties such as bio-fluorescence. Our novel manufacturing systems enable us to produce complex beaded textiles at scale, replacing overseas manual labor with highly automated domestic production. Currently, we are focused on scaling up our process while engaging in paid pilots with industry partners. You will join us at an exciting stage of our growth.
The Role:
We're looking for a hands-on engineer to own production at Cellsense as we scale. You'll be responsible for taking our manufacturing systems from prototype to pilot plant, developing and implementing the necessary tools and processes to meet growing demand from our brand partners. As a key member of our small team, you'll collaborate closely with our founder and have a meaningful impact on the development and deployment of Cellsense's next-generation production capabilities.
Responsibilities:
- Design and iterate on hardware necessary for Cellsense to scale production
- Build and optimize automated material deposition systems
- Customize molds for diverse customer use cases. Source components and work with suppliers to manage parts and lead times
- Work across disciplines to help develop exciting new products
- Own and develop engineering at Cellsense
What We're Looking For:
- Bachelor's degree in Mechanical Engineering, Manufacturing Engineering, or a related field
- 3+ years of engineering experience, including taking projects from concept to completion
- Hands-on experience designing, building, and troubleshooting physical systems
- Proficiency in 3D CAD software of choice
- Familiarity with prototyping methods such as machining, 3D printing, and laser cutting
- Experience with manufacturing processes or automation is a strong plus
- Strong organizational skills and attention to detail
- Self-motivated problem-solver who thrives in a startup environment
What We Offer:
- Compensation range: $90,000 - $140,000 per year + equity
- Health insurance
- Direct ownership of production systems and processes
- Opportunity to work on meaningful environmental impact as part of a tightly knit team
- On-site
Location:
- This role can be based in either Brooklyn and Buffalo New York
- On-site
Application Instructions:
- If you’re a builder who loves turning prototypes into production-ready systems, we’d love to hear from you.
- In addition to applying here, please send your resume, a portfolio of projects or systems you’ve built, and a note about why you’re excited about scaling bio-materials to [email protected].
- We are unable to provide visa sponsorship for this position.
Compensation
The base pay range for this role is $90,000 - $140,000 per year.