Senior Estimator - Water/Wastewater Construction

Maple Reinders; Mississauga; On-site; CAD 105,000 - 155,000; Full time

Benefits offered by this job

Competitive salaries

RRSP with employer matching

Discretionary bonuses & profit sharing

Group Health Insurance

Life insurance & disability

Career growth and certifications

Job summary

Maple Reinders is seeking an experienced Construction Estimator to join our Civil Estimating team, focusing on water/wastewater projects across Canada. You will prepare tenders from concept to submission, review drawings, source subcontractors, and conduct risk assessments to ensure competitive, accurate estimates.

The role requires 7+ years in water/wastewater estimation or combined PM/Estimator experience, with proficiency in Bluebeam/Planswift/CostX and strong Excel skills.

Qualifications

• 7+ years experience estimating Water/Wastewater projects.
• Background as Project Manager & Estimator in Water/Wastewater considered.
• Mechanical experience in food & beverage or chemical industry is an asset.
• Process Mechanical experience preferred.
• Civil (excavation and site piping) experience would be an asset.
• Experience using Bluebeam, Planswift, CostX and advanced Excel.

Responsibilities

• Prepare detailed and accurate cost estimates and tenders.
• Review drawings and specs to understand project needs and risk.
• Source sub-contractors and suppliers and obtain quotations.
• Prepare and review scope of work for suppliers and subs.
• Produce quality take-offs for self-performed tasks.
• Support bid opportunities and tender closures with senior staff.

Skills

Estimating

Tendering

Risk assessment

Project coordination

Education

University degree / Technology Diploma in Engineering or Red Seal Certification

Tools

Bluebeam

Planswift

CostX

MS Excel

Job description

Maple Reinders is currently looking to add an experienced Construction Professional to our Civil Estimating team. The successful candidate will have the opportunity to work on a variety of civil projects across Canada with a focus on Water / Wastewater.

We are a growing organization and are continually winning new work! Whether the opportunities are Plan Spec, Design/Build, or Construction Management, our Estimator will prepare tenders from concept to submission with an emphasis on understanding and evaluating risk.

The successful candidate will have experience with the following:

• Assuming responsibility for the preparation of detailed and accurate cost estimates and tenders, employing your experience and working with Maple accepted practices and systems.
• Reviewing drawings and specifications, developing a thorough understanding of the project needs, requirements and risk.
• Selecting and contacting of sub-contractors and suppliers and obtaining quotations.
• Preparing and reviewing suppliers and sub-contractors' scope of work.
• Preparing quality take-offs, with specific focus on self-performed and self-priced tasks.
• Closing tenders in consultation with senior managers.
• Finalizing final tender submission.
• Assisting with coding of estimates where we are the successful bidder.
• Review of preliminary work schedules using MS Project.
• Identifying construction risks, opportunities and thorough assessment of site conditions, Sub-contractor and Labour availability.
• Liaise, consult, and communicate with Engineers, Architects, Owners, Contractors, and Subcontractors, and provide value engineering and adjustments to cost estimates.
• Assisting Chief Estimator with reviewing bid opportunities and strategies.
• Participating, as a member of a proposal team in the development of P3, Design/Build, Design Build Operate, Construction and/or Project Management opportunities, together with Major Projects staff.
• Participating in the preparation of presentations or proposals with the Major Projects staff.
• Cultivating and maintaining positive relationships with Sub-contractors, Suppliers and Engineers.
• Mentoring and coaching junior staff.

Also determining the following:

• The flow of product through an operating process facility and how proposed contract changes will need to be incorporated
• How the construction of the facility will need to progress from a practical standpoint including sequencing, tie-ins and staging of the work.

We are looking for an Estimator with experience working for a general contractor who currently have:

• 7+ years experience estimating Water/Wastewater projects or working in a combined role of Project Manager & Estimator in Water / Wastewater
• We would also consider applicants with a background as a Project Manager, Superintendent, or trades person with experience in Water / Wastewater construction.
• Mechanical experience in the food & beverage or chemical industry is also an asset
• Process Mechanical experience preferred
• Civil (excavation and site piping) experience would be an asset
• Experience using Bluebeam, Planswift, and Costx is considered and asset
• Advance knowledge of Microsoft Excel.
• A University Degree/Technology Diploma in Engineering, Red Seal Certification (mechanical related) or a combination of education and industry experience

About Maple Reinders:

Maple Reinders is one of Canada's most respected and trusted construction firms, delivering innovative solutions for over 55 years. We are a full-service construction provider specializing in ICI buildings (industrial, commercial, institutional) and civil/environmental projects such as water and wastewater treatment plants, composting facilities, energy‑from‑waste, and biogas systems.

With 500+ team members across six offices nationwide and more than 2,900 projects completed coast‑to‑coast, we've built a reputation for excellence, adaptability, and integrity.

We are proud to be:

• A Platinum Member of Canada's Best Managed Companies
• Certified Great Place to Work
• Recipients of numerous awards for innovation, sustainability, and design

We want an individual who will embody Maple Reinders core values of

• People - Supporting our people to thrive
• Integrity - Doing the right thing without compromise
• Relationships - Building trust with clients & partners
• Stewardship - Caring for communities & the environment
• Ingenuity - Embracing challenges. Encouraging ideas. Engineering solutions.

Why you should work here:

• Competitive Salaries (paid weekly)
• Starting at three weeks paid vacation plus additional gifted days off over the Christmas break
• RRSP with employer matching (up to 5%)
• Discretionary bonuses & profit sharing
• Group Health Insurance Plan (medical, dental, health care spending account)
• Life insurance and disability coverage
• Employee rewards program (Maple Points)
• Discount programs & memberships
• Employee and Project referral bonuses
• Employee Assistance Program
• Career growth and learning opportunities, including professional certifications

Salary Range: $105,000 - $155,000 / Year (depending on experience)

Location: Primarily looking for an individual in our Mississauga office but may consider other office locations for the right individual. Would also consider fully remote work for the right candidate.

Maple Reinders is an equal opportunity employer and supports employment equity and diversity in the workplace. We encourage applications from all qualified individuals including women, visible minorities, Indigenous Peoples, persons with disabilities, and others who reflect our ever‑changing workplace. Upon request, Maple Reinders accommodates candidates with disabilities throughout the hiring process.

If you require accommodation during the hiring process, please contact [e-mail].

https://www.maple.ca/