Senior Plant Production Engineer (Jet Fuel Plant)
Twelve
Company Overview
Twelve, Inc.
Berkeley, California, United States
2015
Approximately 100 employees (source: linkedin.com). Revenue data not available.
What They Do
Twelve operates in the carbon transformation and chemical technology sector, focusing on converting CO₂ into profitable chemicals and fuels. The company describes its technology as "industrial photosynthesis" (source: twelve.co). Unlike traditional renewable energy companies focused on generation or storage, Twelve's business model centers on capturing emissions and chemically transforming them into useful products. Their breakthrough technology utilizes polymer electrolyte membrane electrolysis to convert CO₂ and water into valuable chemical building blocks (source: twelve.co). This innovative approach allows them to produce a range of products, including sustainable aviation fuel and various chemical feedstocks, thereby addressing the urgent need for sustainable solutions in multiple industries.
Projects & Track Record
Twelve has established significant partnerships and projects that highlight its market traction and innovative capabilities. Notably, in February 2020, Twelve collaborated with Mercedes-Benz and Trinseo to create the world's first C-pillar made with polycarbonate derived from CO₂ electrolysis (source: twelve.co). Additionally, in March 2021, they partnered with Procter & Gamble to produce carbon-negative ingredients for Tide detergent (source: twelve.co). Their technology has also been applied in the aviation sector, with partnerships involving Alaska Airlines and the U.S. Air Force for sustainable aviation fuel applications (source: twelve.co). These collaborations underscore Twelve's commitment to transforming CO₂ emissions into valuable products across various industries.
Recent Developments
In June 2022, Twelve announced a significant $130 million Series B funding round, which was led by DCVC and the Chan Zuckerberg Initiative (source: twelve.co). This funding is intended to support the company's plans to build an industrial-scale carbon transformation platform, allowing them to deploy their reactor systems at partnered manufacturing locations (source: twelve.co). More recently, in May 2023, Twelve partnered with Emerging Fuels Technology to further develop sustainable aviation fuel (source: twelve.co). This ongoing expansion and collaboration reflect the growing confidence in Twelve's technology and its potential to significantly impact the market.
Working There
Twelve operates as a science and engineering company with roles spanning research and development, operations, environmental health and safety (EH&S), product ecosystem management, and business development. Recent job postings indicate active hiring in Moses Lake, Washington, and Berkeley, California (source: jobs.ashbyhq.com). The company prides itself on being mission-driven, focusing on creating a "fossil-free future" and addressing climate change through innovative chemistry (source: twelve.co). While specific benefits documentation is not available, the company's access to world-class resources and purpose-built R&D facilities suggests a strong commitment to employee development and a supportive work environment.
Last updated on Feb 23, 2026 | Report an issue
Job Description
At Twelve, a leading company in the power to liquids jet fuel industry, the Senior Plant Production Engineer plays a pivotal role in overseeing and optimizing plant production processes to ensure efficient and reliable operations. This role offers a unique opportunity to be part of a dynamic team dedicated to delivering high-quality jet fuel products.
The Senior Plant Production Engineer will have the opportunity to make a significant impact in the SAF jet fuel industry by maintaining a safe working environment, ensuring the plant operates at peak performance, and meeting production targets, all while navigating the uncertainty of deploying a new CO2 electrolyzer technology.
As a member of the Twelve team, you will report to the Operations Director and collaborate closely with a team of skilled process engineers, project engineers, maintenance engineers, and operation technicians. Together, you will be responsible for monitoring and optimizing daily process operations at the jet fuel plant, ensuring production targets are met while maintaining the highest standards of quality and safety.
One of the key objectives of this role is to develop and implement production plans and strategies that optimize plant performance. You will have the opportunity to identify and implement process improvements, cost-saving initiatives, and efficiency enhancements, ensuring the plant operates at its highest potential.
In this role, you will partner with various cross-functional teams, including maintenance, quality control, and logistics, to streamline operations and resolve any production-related issues. By monitoring production metrics and analyzing data, you will identify trends, address bottlenecks, and make data-driven decisions to drive continuous improvement.
What you will do
- Develop and implement production plans and strategies to meet production targets and quality standards.
- Optimize plant performance by identifying and implementing process improvements, cost-saving initiatives, and efficiency enhancements.
- Ensure compliance with safety regulations and protocols to maintain a safe working environment for all employees.
- Collaborate with cross-functional teams, including process engineering, maintenance, quality control, and logistics, to streamline operations and resolve any production-related issues.
- Monitor production metrics and analyze data to identify trends, address bottlenecks, and make data-driven decisions.
- Conduct regular inspections and audits to ensure equipment reliability, identify maintenance needs, and minimize downtime.
- Stay updated with industry trends, technological advancements, and best practices in plant production engineering.
- Assist with training, supervising, and managing production front line workers.
- Serves as operations mentor to establish safety culture, and validate compliance with safety procedures and regulatory compliance while protecting the company's license to operate.
Who you are
- Bachelor's degree in Chemical Engineering, Mechanical Engineering, or a related field. Advanced degree preferred.
- Extensive experience (8+ years) in Refining, Chemical Manufacturing, and/or chloralkali.
- Experience with Fisher-Tropsch Reactors, Hydrocracking, and/or Fractionation is a plus.
- Possess an In-depth understanding of OSHA PSM safety regulations and protocols in a manufacturing environment.
- Strong communication skills, both verbal and written, for effective communication at all levels of the organization.
- Strong knowledge of plant operations, process optimization, and production management.
- Proficient in using production software and tools for data analysis and reporting.
- Excellent leadership and interpersonal skills to effectively manage a team and collaborate with cross-functional departments.
- Problem-solving mindset with the ability to identify and resolve production-related challenges.
Twelve Benefits
- Medical, dental, and vision coverage.
- Paid sick days and vacation.
- Competitive salary and equity compensation commensurate with experience.
- Diverse and inclusive work environment.
At Twelve, it's important each employee is compensated competitively and fairly. In alignment with state legal requirements, Twelve conducts exhaustive research to understand compensation markets. A range for the included position is listed below. Be advised, actual offer details are determined by job category, job location, and candidate skill level.
United States Wage Range: $152,000 - $190,000
Please note that some pay bands may have wide ranges of compensation to accommodate candidate's diverse sets of skill levels.
We believe that the unique contributions of each individual is the driver of our success. To make sure that our products and culture continue to incorporate everyone's perspectives and experience we never discriminate on the basis of race, religion, national origin, gender identity or expression, sexual orientation, age, or marital, veteran, or disability status.
Want to work with us but don't see a current opening that fits your background? Submit a general application for Future Opportunities or email us at [email protected] for further inquiries.
Twelve is committed to the full inclusion of all qualified applicants, and complies with federal and state disability laws. As part of this commitment, Twelve will ensure that persons with disabilities are provided reasonable accommodations for the hiring process. If reasonable accommodation is needed to participate in the job application or interview process, please contact our Talent team by email at [email protected].
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Job expired?Please let Twelve know you found this job on Rejobs. This will help us grow and get more people to work on renewable energy!
Apply now
Job expired?Please let Twelve know you found this job on Rejobs. This will help us grow and get more people to work on renewable energy!
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About the role
March 20, 2026
Full time
Company
- Moses Lake, Washington, United States
8+ years
UTC-08:00