Sr. Site Process Engineer

Syensqo is all about chemistry. We’re not just referring to chemical reactions here, but also to the magic that occurs when the brightest minds get to work together. This is where our true strength lies. In you. In your future colleagues and in all your differences. And of course, in your ideas to improve lives while preserving our planet’s beauty for the generations to come.

Syensqo is seeking a Sr. Site Process Engineer to provide process engineering leadership and technical expertise to the chemical manufacturing operation at the Cytec Canada Inc (a member of the Syensqo Group) Niagara Falls, Ontario site. The successful candidate will serve as a senior technical resource for process safety, process design, operational excellence, manufacturing optimization, capital project development and execution, and new product introductions.

This role works closely with Operations, Engineering, Maintenance, and Research & Innovation (R&I) to improve safety, reliability, quality, productivity, and sustainability performance while ensuring regulatory compliance and manufacturing excellence.

• Lead and support process improvement initiatives focused on Manufacturing Excellence, OEE improvement, process safety, variable cost reduction, quality improvement, reliability, and sustainability.
• Develop and maintain Process Flow Diagrams (PFDs), Piping & Instrumentation Diagrams (P&IDs), process design packages, standard operating procedures (SOPs), and engineering documentation.
• Perform process engineering calculations including mass and energy balances, hydraulic evaluations, pressure relief evaluations, equipment sizing, and process simulations.
• Develop specifications for new or existing equipment and instrumentation based upon specific manufacturing, process, and project requirements.
• Lead and support FEL/stage-gate capital projects from concept development and process design through detailed engineering, commissioning, startup, and post-startup optimization.
• Lead and support Management of Change (MOC) activities, Pre-job Hazard Assessments (PJHA) and Pre-Startup Safety Reviews (PSSR).
• Lead or facilitate Process Hazard Analysis (PHAs) and other process studies as required, and drive closure of resulting recommendations.
• Ensure process design, project execution, and operations support activities comply with Syensqo HSE requirements, TSSA requirements, and applicable federal, provincial, and local regulations.
• Troubleshoot plant operating and reliability issues and collaborate with Operations, Maintenance, and Control Engineers to identify sustainable solutions and improve process performance.
• Lead and support incident investigations, root cause analyses, and corrective action implementation.
• Utilize process data analytics and process historian tools to identify opportunities for improved yield, energy efficiency, asset utilization, and operational reliability.
• Work with Research & Innovation (R&I), Technology Development, and Operations teams to scale new processes from laboratory or pilot plant to production scale.
• Provide technical mentoring and coaching to junior engineers, interns, and operations engineers.
• Work with multidisciplinary teams to deliver capital and process improvement projects safely, on schedule, and within budget.
• Participate in development of long‑term assets, reliability, and process safety improvement strategies for the site.

• Bachelor’s or Master’s degree in Chemical Engineering.
• Professional Engineer (P.Eng.) designation in Ontario.
• Minimum 10 years of progressive experience in chemical manufacturing, including demonstrated leadership of process improvement, process safety, and capital project initiatives.
• Experience supporting continuous…