Senior Plant Production Engineer - Jet Fuel Manufacturing

Twelve is at the forefront of the industrial revolution focused on carbon transformation. By utilizing advanced electrochemistry, we convert CO2 into essential products—fuels, chemicals, and materials—previously dependent on fossil fuels. Our mission is to revolutionize the production of vital goods by transforming CO2 from a burden into a valuable resource,…

Twelve is at the forefront of a transformative industrial revolution focused on carbon transformation. Our innovative electrochemical processes convert CO2 into essential products such as fuels, chemicals, and materials that currently depend on fossil fuels. Our mission is to radically change the way the world produces vital goods by converting CO2 from a liability into a valuable resource, fostering robust, fossil-free supply chains, and promoting next-generation industry practices.Position OverviewAs the Plant Operations Manager at Twelve, you will play a crucial role in overseeing the operations of our Sustainable Aviation Fuel (SAF) facility. Your responsibilities will include managing the production processes, ensuring maintenance and reliability, enforcing safety and regulatory compliance, and optimizing overall plant performance.The ideal candidate will possess extensive experience in hydrocarbon or naphtha production, particularly in jet fuel production. A strong understanding of sustainable practices and a proven history of successful operations management in a chemical plant environment are essential.This is an onsite position based in Moses Lake, WA, with occasional travel to our headquarters in Berkeley, CA.Key ResponsibilitiesDevelop comprehensive policies, procedures, and processes for the operation of Twelve's inaugural SAF plant. Oversee all aspects of plant operations, maintenance, and reliability, including production, quality control, and safety, in collaboration with the VP of Plant Design and Execution.Effectively manage the plant's budget, establish sustainable production targets, and make strategic resource allocation decisions to ensure optimal safety, performance, and financial health.Continuously monitor and analyze plant safety and performance metrics to identify improvement opportunities and implement strategic optimization solutions.Cultivate a strong safety culture within the plant through regular safety meetings and audits, ensuring compliance with industry standards, while leading emergency response and recovery efforts to prevent future incidents.Stay informed about industry trends, emerging technologies, and regulatory changes to ensure the plant adopts sustainable, eco-friendly practices and remains competitive and compliant.Recruit and onboard new team members to expand the plant staff, manage personnel issues, and foster a positive and productive working environment.Support training and development initiatives to enhance team capabilities and performance.

Twelve develops carbon transformation technologies that use electrochemical processes to convert CO2 into fuels, chemicals, and materials. The team is committed to building sustainable, fossil-free supply chains and changing the way manufacturing works. Role overview The Senior Principal Electrical Engineer will be part of the Plant Design team in Moses Lake, WA. This group leads technical delivery for new capital projects, focusing on the electrical design of process plants, electrolyzers, and related equipment that transform CO2 into valuable products. The position spans the entire project lifecycle, from early concepts to stable operations. Regular collaboration with both internal engineering teams and external partners is a key part of the work. What you will do Create electrical engineering deliverables for Front-End Loading (FEL) phases 1, 2, and 3, acting as Twelve's owner's engineer throughout each project. Work with other electrical engineers on balance of plant electrical systems for process plants and electrolyzer installations. Coordinate with internal teams across process, controls, instrumentation, mechanical, procurement, and project management disciplines. Interface with external EPC firms, suppliers, manufacturers, contractors, OEMs, and consultants. Ensure plant designs meet standards for reliability, maintainability, constructability, operability, and safety. Collaborate with business development to integrate improvements into Twelve's core technologies. Review and validate electrical drawings, equipment data sheets, requisition packages, Engineering and Construction Work Packages, Material Take-Offs/Estimates, FAT/SAT plans, commissioning plans, and startup activities. Oversee or guide third-party electrical engineering interfaces. Conduct or direct electrical studies as needed. Provide technical support to on-site construction teams and assist with plant commissioning and startup.

About Stoke Space Technologies Stoke Space Technologies is building Nova, a fully reusable launch vehicle designed for daily operations. The team’s goal: make space transportation more reliable, frequent, and affordable. By lowering costs and increasing launch cadence, Stoke aims to help scale the space industry and support a sustainable future on Earth. Role Overview The Mid-Senior Test Engineer will join the Moses Lake, Washington team to help develop reusable systems that connect Earth and space. This role works closely with engineers and technicians to design, build, operate, and maintain test stands for rocket hardware. Expect hands-on involvement with both hardware and software, including mechanical and electrical systems. Testing covers rocket components, engines, and full stage vehicles. What You Will Do Work with colleagues to rapidly design and construct test stands Operate and maintain test systems once they are up and running Engage with a mix of hardware and software, mechanical and electrical systems Conduct tests on rocket components, engines, and stage vehicles Adapt quickly to changing requirements and priorities Maintain focus and self-direction in a fast-moving environment Location This position is based at the Moses Lake Test Site in Washington.

Join our dynamic team as a Product Event Demonstrator where you will engage with customers and showcase products in an interactive and compelling manner. This role is essential for driving product awareness and enhancing customer experience at various events.

Join Silana Technologies as an Electrical and Controls Engineer, where you will play a vital role in designing and implementing innovative electrical and control systems. Your expertise will contribute to the development of cutting-edge technologies that enhance our production capabilities.

Join our team at Silana Nano Technologies as a Mechanical Engineer, where you will play a crucial role in the design, development, and testing of innovative mechanical systems. You will collaborate with a talented group of professionals dedicated to advancing nano-technology solutions. This is a fantastic opportunity to make a significant impact in a cutting-edge field.

At Stoke Space Technologies, we envision a thriving space economy that fosters a vibrant, sustainable, and equitable future on Earth. That’s why we are developing Nova, our fully reusable launch vehicle designed for daily flights. Nova addresses the fundamental challenges of space transportation by significantly reducing costs, enhancing availability, and boosting reliability. By drastically lowering launch expenses and increasing flight frequency, we aim to establish a truly scalable space industry.Our team is driven by a mission, thrives in collaboration, and takes pride in ownership of their work. If you're eager to collaborate with some of the most passionate and skilled individuals in the industry, we would be thrilled to have you join our team.As an Engines Test Lead, you will take full ownership of all facets of the engine test program for a 100% reusable rocket engine built for daily use.You will be responsible for the development and qualification test program for our Andromeda LH2/LOX expander cycle engine, overseeing everything from development through flight, and from component-level testing to fully integrated engine hotfires. Your work will be based at our Moses Lake Test Site, collaborating with both the test facility and engines teams to guide the engine through all phases of the product lifecycle. You must be prepared to stay focused, act swiftly, self-direct, and learn dynamically.

Join Silana Nanosolutions, Inc. as a Senior Project Manager in our Capital Projects division. In this pivotal role, you will lead high-impact projects that drive innovation and efficiency in our operations. Your expertise will be essential in managing project timelines, resources, and stakeholder engagement to ensure successful project delivery. As a Senior Project Manager, you will collaborate with cross-functional teams, utilize project management methodologies, and implement best practices to achieve project objectives. You will be responsible for identifying risks, mitigating challenges, and ensuring compliance with industry standards. If you are passionate about project management and thrive in a dynamic environment, we encourage you to apply and be part of our mission to advance nanotechnology solutions.

About Stoke Space Technologies Stoke Space Technologies is building Nova, a fully reusable launch vehicle designed for frequent and reliable spaceflight. By lowering launch costs and increasing flight rates, the team aims to make space transportation more accessible and support a scalable space industry. The company’s mission centers on advancing a sustainable and equitable future on Earth through a thriving space economy. Role Overview: Entry-Level Test Engineer This position is based at Stoke’s Moses Lake, WA test site. Test Engineers here play a direct role in developing reusable rocket systems by enabling rapid hardware testing. The job involves hands-on work with both hardware and software, spanning mechanical and electrical systems. What You Will Do Work closely with engineers and technicians to design and build test stands quickly Operate and maintain test stands for rocket components, engines, and stage vehicles Contribute to both hardware and software aspects of testing Engage with mechanical and electrical systems Support the testing of various rocket hardware, from components to full vehicles What Helps You Succeed Strong focus and attention to detail Ability to adapt and learn quickly Self-direction and initiative Willingness to collaborate and take ownership of your work Location Moses Lake, Washington

Twelve is at the forefront of an industrial revolution focused on carbon transformation. Leveraging cutting-edge electrochemistry, we convert CO2 into vital products—fuels, chemicals, and materials—currently dependent on fossil fuels. Our mission is to radically transform the production of essential goods by repurposing CO2 from a liability into a valuable resource, establishing resilient, fossil-free supply chains, and advancing the next wave of industrial innovation.As a Senior Procurement Specialist in Global Supply Chain, you will take on a pivotal role as an independent contributor, equipped with comprehensive expertise in key supply chain areas—Procurement, Material Management, and Logistics & Inventory. These skills are critical to our AirPlant program, ensuring supply continuity, enhancing competitiveness, managing vendor performance, overseeing inbound materials, and guaranteeing the timely and accurate movement of goods. This position is vital for implementing new ERP processes, fostering the adoption of these processes, maintaining adherence to standards, and supporting the operational success of new procedures and supply chain controls necessary for AP1 and AP2 readiness.Your Responsibilities:Oversee all procurement activities including planning, category management, and the development of RFQs, Purchase Orders, and material masters, as well as managing complex purchase orders from initiation to completion.Collaborate with Engineering, Construction, Project Management, Operations, Finance, and Legal to align procurement efforts with capital project execution.Direct EPC and construction procurement efforts for major capital projects and modularization initiatives.Possess Owner Operator experience within projects and operational facilities.Enhance supplier performance, optimize costs, and synchronize schedules for long-lead materials and construction scopes.

About Stoke Space Technologies Stoke Space Technologies is building Nova, a reusable launch vehicle designed for rapid turnaround and daily flights. By making space transportation more affordable, reliable, and frequent, Stoke aims to support a scalable space industry and a sustainable future on Earth. Role Overview The Vehicle Test Operations Manager will lead the team at the Moses Lake Test Site responsible for building and operating vehicle test facilities. This includes both component-level and integrated vehicle testing. The manager will play a central role in ensuring safe, efficient, and reliable test operations, with a focus on streamlining procedures and accelerating test schedules. Key Responsibilities Oversee construction and management of vehicle test facilities Direct both vehicle component and integrated vehicle testing activities Ensure all test operations meet safety and reliability standards Work to optimize processes and reduce testing timelines Collaborate with hardware, software, mechanical, and electrical teams Provide feedback to refine vehicle designs for high-frequency operations Adapt quickly to new challenges and shifting priorities What We Look For Ability to self-direct and maintain focus in a fast-changing environment Experience leading teams in technical or operational settings Strong problem-solving skills and a collaborative approach Comfort working across multiple engineering disciplines Location This position is based at the Moses Lake Test Site in Washington.