Working at Walker

At Walker, your contribution matters. Become part of a team you can count on and where your health and safety are our
priority
. Our team of more than 1200 people work
in environmental waste management and recovery, renewable energy, paving and construction, aggregates, and
emulsions
chemistries. We are a fifth-generation, family-owned company founded in 1887, operating from our base in the Niagara Region with facilities across Canada and the United States.
We care about the environment, each other, and our
neighbours
, and give back to our communities
.
Join us on our journey to build a sustainable
future,
together.

About the Job

As
Quarry
Superintendent, y
ou’ll lead day-to-day operations at our Severn Quarry. You’ll supervise a large team, coordinate maintenance programs, and ensure that safety, environmental compliance, and production goals are consistently met. Your leadership will be key in maintaining efficiency, fostering a positive team culture, and upholding our commitment to community and regulatory engagement.

What You’ll Be Doing

• Lead and supervise daily operations at a large-scale aggregate and quarry site

• Manage and mentor a team of 40+ employees, overseeing hiring, training, reviews, and workforce planning

• Schedule and execute maintenance for stationary and mobile equipment to minimize downtime

• Oversee drilling and blasting operations, ensuring compliance with safety and environmental standards

• Identify and procure equipment, materials, and tools to maintain continuous, efficient operations

• Develop and manage both short- and long-term extraction plans and financial budgets

• Liaise with ministries and regulatory bodies (MOL, MNR, MOE) and maintain all required documentation

• Represent the company at community events and maintain strong public and stakeholder relationships

Here’s What You Need

• High school diploma plus a 3-year college diploma (CET, Operations Management, or Business)

• Valid G-Class Ontario driver’s license in good standing

• 5–7 years in aggregate, quarry, or related operations, including supervisory responsibilities

• Proven ability to lead a large crew, manage shift rotations, and work with subcontractors

• Hands-on experience managing multimillion-dollar budgets and high-volume production (2 million tons/year)

• Technical Knowledge:

• Familiarity with site plans and KPI reporting

• Experience with drilling and blasting (an asset)

• Strong understanding of Health & Safety regulations and WHMIS

What’s in it for you

• You become part of a team you can count on

• A comprehensive total rewards package and benefits to support your wellbeing

• Leaders who support your growth and success

• A workplace that provides the best health & safety practices in industry

• Give back to your community with two paid volunteer days annually and opportunities to become involved in events

If you're ready to bring your experience, leadership, and drive to a role that truly matters — we want to hear from you.

Apply now to become the next
Quarry Superintendent at our
Severn Quarry
.

At Walker, your contribution matters. If you share our commitment to giving back to your community and caring about the
environment
we’d love to hear from you. Our workplaces strive to reflect the diversity of the communities in which we operate. We welcome applications from qualified candidates of all ethnicities, race, religions, gender identities and expression, Indigenous communities, and persons with disabilities.

Should you require any accommodation in applying for this role, or throughout the interview process, please let us know when contacted and we will work with you to meet your needs. We thank all applicants for their
interest,
however, only those selected for further consideration will be contacted.