Junior Construction Estimator - ICI

ONIT Construction is growing its estimating team. We are looking for a detail-oriented Junior Construction Estimator with ICI experience to support competitive tender submissions and project pricing.

The successful candidate will work closely with our Senior Estimator to prepare accurate, complete, and competitive bids for institutional, commercial, and industrial construction projects.

About Us

ONIT Construction brings proven experience across the institutional, commercial, and industrial sectors. Our clients include the University of Toronto, Durham Region, City of Toronto, City of Brampton, Niagara Region, and others.

We are COR certified and committed to maintaining a strong safety culture across all project sites and operations.

Role Overview

As a Junior Construction Estimator, you will support the estimating department in preparing project cost estimates, tender submissions, and pricing analysis. You will collaborate with the Senior Estimator, project managers, subcontractors, and suppliers to ensure all estimates align with the project scope, tender requirements, and company standards.

Our head office is located in Burlington, with projects throughout the Greater Toronto and Hamilton Area.

Key Responsibilities

- Identify and track new tender opportunities through industry tender platforms
- Review drawings, specifications, and tender documents to determine project scope of work
- Complete quantity take-offs and material/labour pricing analysis
- Assist with detailed cost estimates for ICI construction projects
- Request, review, and evaluate subcontractor and supplier quotations
- Assemble tender submissions and complete bid packages with the Senior Estimator




- Prepare prequalification packages for Senior Estimator review and approval
- Maintain organized bid files, pricing records, and estimating documentation
- Contribute to improvements in estimating tools, templates, and procedures
- Support project handover by providing estimating information to project management teams
- Maintain a proactive, safety-first approach consistent with COR standards

Required Qualifications

- Minimum 2 years of construction estimating experience; ICI experience preferred
- Demonstrated ability to accurately review tender packages, identify the full scope of work, and do so efficiently within tight bid deadlines
- Strong knowledge of construction divisions is a must
- Familiarity with construction methods, materials, and sequencing
- Experience using online tender platforms such as Bids & Tenders
- Ability to interpret architectural, structural, and MEP drawings and specifications
- Working knowledge of Bluebeam/PlanSwift
- Strong analytical, organizational, and problem-solving skills
- Strong written and verbal communication skills
- Proficiency with Microsoft Excel, Word, and Outlook
- Ability to work collaboratively and manage multiple deadlines

Preferred Assets

- Experience working within a COR-certified workplace or COR management system
- Knowledge of Ontario construction standards and tendering processes
- Experience supporting project managers during pre-construction and project handover

Job Details

- Job Type: Contract, Full-Time
- Schedule: Monday to Friday
- Salary: Competitive and based on experience
- Benefits: Extended health care, dental care, vision care, free parking, and casual dress
- Work Location: In person — 3228 South Service Road, Burlington, ON L7N 3H8

We thank all applicants for their interest; however, only those selected for an interview will be contacted.

📌 Junior Construction Estimator (Burlington)
🏢 ONIT Construction
📍 Burlington