or apply directly on Biosphere's site. We never take the application ourselves.
Is this posting real?
- This role has been open
- 1 day Biosphere's roles stay open a median of 3 days
- Reposted
- No
- Salary listed
- No 20% of Biosphere's roles list one
- Ghost-job risk at Biosphere
- moderate 1 stale, 0 reposted of 5 open
- Hiring momentum
- 6 roles opened in the last 90 days ↑ up vs. the prior 90 days
- Last confirmed on the employer's board
- 2026-10-29
Measured from postings appearing on and disappearing from Biosphere's own greenhouse board since 2026-08-03. Full hiring picture for Biosphere.
About this role
The Prototyping Engineer will work on building and modifying prototypes and test rigs for bioreactor technology, collaborating with the R&D team. Daily tasks include mechanical assembly, wiring control systems, troubleshooting equipment, running experiments, and documenting processes. This role offers hands-on experience with industrial fermentation equipment and opportunities to learn about bioprocess hardware.
- benefits
- 3/5
- freshness
- 5/5
- career value
- 4/5
- role clarity
- 4/5
- pay transparency
- 0/5
Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Biosphere as an employer.
What you need
- Have built physical things that work, at school, at a job or on your own.
- Can wire and troubleshoot basic electrical and control systems, and have programmed a PLC, an Arduino, a Raspberry Pi or similar.
- Are handy with tools, and ideally have done some machining or fabrication.
- Have worked around bioreactors, fermenters or other lab or process equipment, in a lab, a brewery, a food or biotech plant, or similar.
- Take safety seriously around electricity, pressure, steam, compressed gases and chemicals.
- Have a degree in mechanical, electrical, chemical or biological engineering, mechatronics, or equivalent hands-on experience.
Nice to have
- Industrial automation: CODESYS, Siemens, or SCADA and HMI tools such as Ignition
- Sanitary process hardware: tri-clamp fittings, diaphragm valves, cleaning in place
- Building or running fermentation or cell culture equipment
What you get
- Competitive compensation through a mix of salary and equity.
- Unlimited paid vacation and sick/leave days + public holidays.
- Comprehensive health insurance for employees and their dependents, including dental and vision.
- Paid family leave.
- Membership at Pacific Pipe Climbing gym next door.
Worth weighing
- No salary listed.
- Role is suited for someone early in their career, which may imply limited seniority or mentorship opportunities.
- The posting emphasizes a hands-on approach, which may not appeal to those seeking a more theoretical or design-focused role.
Summarised from Biosphere's posting. Read the full original.
Listed by Biosphere on their greenhouse job board, last confirmed open on 2026-10-29. PitchMeAI is not the employer.
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