R&D Process Engineer: Lab to Pilot (H2S Chemistry)

Thiozen Inc.; Pasadena (CA); On-site; USD 100,000 - 130,000; Full time

Benefits offered by this job

Equity

Benefits

Travel allowance

Job summary

Thiozen Inc. seeks a Chem/Process Engineer to connect lab work with field-scale tests in Pasadena and the West Texas pilot campaigns.

You will run bench experiments, own analytical methods, and ensure data integrity between lab and unit results. You will travel to pilot sites, support process modeling, and help translate observations into operating recommendations while maintaining lab safety and rigorous documentation.

Qualifications

• BS in Chemical Engineering, Chemistry or related field with 1–3 years of experience.
• Strong wet chemistry skills including titrations, sample prep, analytical instruments, and well-documented experiments.
• Familiarity with process simulation; Aspen or equivalent preferred.

Responsibilities

• Design and run wet chemistry experiments in the Pasadena lab.
• Support the Aspen process model used to size units.
• Develop, validate and document analytical methods for lab and units.
• Travel to the pilot unit for campaigns; collect and analyze samples.
• Translate field observations into lab experiments and operating recommendations.
• Maintain process data and sample records for lab-field comparability.
• Keep the Pasadena lab safe: chemical handling, gas safety, waste procedures.

Skills

Wet chemistry

Experiment design

Notebook documentation

Self-direction

Communication

Education

Bachelor's degree in Chemical Engineering or Chemistry

Tools

Aspen (process simulator)

Job description

Thiozen Inc. seeks a Chem/Process Engineer to connect lab work with field-scale tests in Pasadena and the West Texas pilot campaigns.

You will run bench experiments, own analytical methods, and ensure data integrity between lab and unit results. You will travel to pilot sites, support process modeling, and help translate observations into operating recommendations while maintaining lab safety and rigorous documentation.