Manufacturing Supervisor (Foundry Operations) Location: Port Hope, Ontario Work Arrangement: Onsite, rotating shifts (6a-2p, 2p-10p, 10p-6a)
What we do at Weir We are a global leader in mining technology for a sustainable future. We help our customers extract the resources the world needs more efficiently and more sustainably. Our planet’s future depends on the transition to renewable energy, and that transition can only happen with the metals and minerals our customers deliver. So, we work side by side with mines across the globe to move less rock, use less energy, use water wisely, and create less waste. Together, we drive the shift to smart, efficient, and more sustainable mining.
Make your impact You’ll play a key role in solving real-world challenges. You’ll apply your skills to deliver results that matter whether that’s through engineering, planning or customer support. You’ll work with purpose, learn every day and help shape a more sustainable future.
What you’ll do Operational Leadership: Supervise day-to-day foundry operations ensuring safe, productive, and compliant production processes across multiple shifts. You will be hands-on, spending approximately 60% of your time on the floor and 40% in the office.
Team Development: Lead, coach, and develop Team Leaders and production employees to build a high-performing, engaged workforce. Foster accountability, teamwork, and continuous learning to maintain strong employee relations.
Production Management: Plan, coordinate, and monitor labor and resources to meet production schedules and operational targets. Daily tasks include conducting shift-start safety talks, delegating work,



and sending end-of-shift reports outlining safety, production, and equipment status.
Continuous Improvement: Apply Lean manufacturing principles and structured problem-solving to identify root causes, improve processes, and sustain operational improvements. Collaborate with engineering, maintenance, and quality teams to resolve operational challenges.
Safety First: Demonstrate 100% commitment to our zero harm behaviors in support of our drive towards developing a world-class safety culture. Maintain vigilance on safety and PPE compliance throughout shifts.
What you’ll bring 5+ years of supervisory experience in heavy manufacturing environments such as foundry, construction, mining, or heavy industrial sectors
Proven experience working in a unionized workforce environment
Strong knowledge and application of Lean manufacturing and continuous improvement methodologies
Excellent communication, leadership, and problem-solving skills with a proactive, engaged approach
Nice-to-haves Post-secondary education in Engineering, Manufacturing, Business, or related field
Green Belt Six Sigma certification or equivalent continuous improvement training
Experience with ERP systems such as Oracle for production tracking and reporting
Previous foundry operations experience




Why join Weir? We live our values we think safety first, do the right thing, respect each other, aim high, and delight our customers. We encourage our people to lead by example and celebrate our successes. We’re passionate about our purpose to help deliver the natural resources that are essential to create a better future for the world. We do this by combining our deep customer insights, world-class engineering, materials science expertise, and intelligent automation to deliver innovative end-to-end solutions incorporating our signature technologies. We believe your voice matters and your ideas make a difference. We’re working hard to nurture a diverse culture where our people feel like they belong and can do the best work of their lives. You can help shape our unique culture through our inclusion networks and safety initiatives.
Benefits Competitive Compensation
Excellent Health / Dental / Vision Options
RRSP contributions
15 days Paid Time Off accrued in first year
Paid Statutory Holidays
Compensation: $77 - 96k, Annually and bonus eligible
This Job Posting is for an Existing Position.
Weir is committed to an inclusive and diverse workplace. We are an equal opportunity employer and do not discriminate on the basis of race, national origin, gender, gender, identity, sexual orientation, veteran status, disability, age, or any other legally protected status. We are committed to an inclusive and accessible recruitment process.
Accommodations are available for candidates with disabilities upon request at any stage of the selection process.
Thank you for your interest in joining us.

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📌 Manufacturing Supervisor (Ontario)
🏢 ESCO
📍 Ontario