Process Scale-Up Engineer

Company

Sixone's mission is to enable a world where blended plastics products can be circularly recycled back into existing supply chains instead of being sent to landfill. Sixone is a leading technology startup company developing advanced recycling technologies for blended plastics and plastic-based products. The technology applies process digitalization and advanced analytics to build a recycling system to enable efficient plastics recycling. Our goal is to revolutionize the economics of recycled materials through innovative processing and materials technologies.

Overview of Role

The Process Scale-up Engineer will focus on Sixone's external scale-up work and ensure successful technology transfer to our manufacturing partners. This team is the bridge between internal development and large-scale production.

This role requires travel within Canada and the United States. Candidates must be legally eligible to travel cross-border and hold (or be able to obtain) a valid passport.

Responsibilities

The successful candidate will have the following duties and responsibilities:

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Technology Transfer and Knowledge Translation:

Transfer knowledge from internal R&D and process engineering teams to contract manufacturers.

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On-site Oversight and Auditing:

Work on-site with manufacturing partners to ensure processes are followed correctly and troubleshoot issues.

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Diagnosis and Problem Solving:

Quickly identify and solve deviations or problems in the manufacturing process, including hands-on troubleshooting during both scale-down and full-scale testing at vendor sites.

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Project Management:

Manage projects related to technology transfer and new product introduction, especially regarding timelines and communication.

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Data Gathering and Communication:

Collect data from external sites to inform internal teams and provide a clear communication pipeline between all stakeholders.

Candidate Requirements

To be considered for this role, candidates must meet the following requirements:

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Demonstrates the ability to effectively translate lab-scale processes into clear, scalable procedures for external manufacturing partners.

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Ensures critical process knowledge (e.g., tolerances, reliability requirements, quality standards) is captured and transferred without loss of accuracy.

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Builds strong working relationships with contract manufacturers, suppliers, and cross-functional internal teams.

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Balances technical oversight with diplomacy, ensuring expectations are clear and issues are resolved collaboratively.

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Applies a rigorous approach to auditing, process validation, and adherence to quality standards.

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Identifies risks early and enforces corrective/preventive measures to ensure safe, compliant, and reliable scale-up.

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Plans, tracks, and drives technology transfer and scale-up projects to completion, managing timelines, deliverables, and stakeholder communication.

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Proactively addresses risks and adjusts plans to keep projects on track.

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Responds quickly and effectively to unexpected challenges during external manufacturing runs.

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A bachelor's degree in a relevant technical field (e.g., Chemical Engineering, Mechanical Engineering , or similar).

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5+ years of engineering experience, preferably in scaling chemical processes and project coordination for external partners or in a highly collaborative cross-departmental environment.

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Legally entitled to work in Canada.

Why Join Us?

Sixone offers a dynamic environment with opportunities for professional growth, technical challenges, and leadership experience. Our team values communication, teamwork, and rigorous problem-solving to tackle industry challenges. We offer a competitive salary, benefits package, and opportunities for career advancement. Be part of a pioneering company driving the future of chemical recycling and sustainability and contribute to solving real-world environmental challenges while working with passionate and dedicated colleagues.

We thank all applicants for their interest; however, only those selected for an interview will be contacted.