Intermediate Process Engineer

Sixone Labs; Burnaby; Hybrid; CAD 110,000 - 150,000; Full time

Job summary

Sixone Labs in Burnaby, Canada, is seeking an experienced chemical/process engineer with strong technical skills to translate our recycling technologies into large‑scale facilities.

You will support scale‑up tasks, equipment design, testing and optimization, and work closely with vendors and cross‑functional teams to ensure robust, scalable processes.

The role emphasizes problem‑solving, clear documentation, and proactive collaboration to advance our mission in chemical recycling.

Qualifications

• 6+ years of process engineering, chemical engineering, or materials science.
• Direct involvement in supporting scale-up projects and process design.
• Ability to troubleshoot complex engineering challenges and translate data into actionable insights.
• Strong communication and cross-functional collaboration skills.
• Experience in chemical recycling, polymer processing, or waste management is a plus.

Responsibilities

• Perform heat and mass balance calculations and create BFDs, PFDs, datasheets and reports.
• Lead scale-up tasks: equipment design, development, testing and optimization.
• Troubleshoot on-site technical and operational issues.
• Conduct process diagnostics and structured problem-solving for robust design.
• Support process integration and planning for optimized operations.
• Create clear technical documentation and ensure cross-team alignment.
• Engage with external vendors to improve engineering practices.
• Promote accountability, innovation and continuous improvement.
• Coordinate with tech and business teams to align developments with goals.

Skills

Process engineering

Chemical engineering

Materials science

Job description

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.

Role Overview:

We seek an experienced chemical/process engineer with strong technical engineering skills, chemical and materials processing , structured problem-solving, and effective communication to join this dynamic, diverse, and forward-thinking technical team. You will play a pivotal role in translating the company’s technologies into large-scale facilities. You will support planning and execution of scale-up tasks, hardware de-risking, working closely with cross-functional teams, stakeholders, and external vendors to ensure technical robustness and communication, and resolving challenges that arise during the project lifecycle. If you are energized by active problem-solving and thrive in dynamic environments, we want to hear from you.

We operate on a hybrid schedule (4 days in the office, 1 day remote) to keep our collaboration tight and our momentum fast.

Key Responsibilities

• Complete engineering design calculations (heat & mass balances) and create typical engineering design deliverables, BFDs, PFDs, datasheets and reports etc.
• Support and lead scale-up tasks, including equipment design, development, testing, and optimization.
• Conduct on-site troubleshooting to address technical and operational issues.
• Perform process diagnostics and structured problem-solving to ensure robust process design and performance
• Support process integration and planning for optimized operations.
• Develop clear and actionable technical documentation and maintain effective inter- and intra-team communication to ensure clarity and cross-team alignment.
• Improve engineering practices through detailed technical analysis and direct engagement with external equipment and process vendors.
• Foster a pro-active, hands-on culture of accountability, innovation, and continuous improvement.
• Collaborate with technical and business teams and other stakeholders to align technical developments with long‑term goals and strategies.

What We Are Looking For

• 6+ years of process engineering, chemical engineering, or materials science, with strong expertise in chemical or materials processing
• Proven experience having direct involvement in supporting practical engineering projects, technology scale-up, process design and optimization, or engineering construction
• Ability to troubleshoot complex engineering challenges and translate technical data into actionable insights through direct engagement
• Excellent attention to detail, structured problem-solving skills, and a pro-active mindset
• Strong communication skills and ability to work across multidisciplinary teams
• Experience in chemical recycling, polymer processing, or waste management is a plus
• Eligibility to work legally in Canada.

Why Join Us?

We offer 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.