Construction Estimator (Intermediate)

Headcount Type: New

Application Deadline: October 26, 2026

The Company

DILFO is proud to be trusted by the Ontario construction community to deliver the best for our clients’ needs. We design, install, and provide maintenance for HVAC, heating, cooling, refrigeration, and plumbing systems for large scale projects across different industries. Our team of skilled individuals shares a vision of building with integrity and collaboration to bring quality and innovation to our work every day, and we are honoured to have been recognized by the Ottawa Business Journal as one of Ottawa’s Best Places to Work.

The Team

DILFO has a strong team culture that heavily invests in team member wellness and our community. We host regular social events including Pub nights, golf day, pizza Fridays, and more. We are extremely invested in our local community, partnering with the YMCA for the Cycle for Strong Kids and other programs, donating to the Ottawa Food Bank, partnering with Boys and Girls Club Ottawa to create opportunities for young people, and donating to charities our team members support.

DILFO also offers additional benefits including:

• Health and Dental Benefit plan


• Group RRSP matching plan


• Employee Assistance Program that includes virtual medicine


• Fixed number of paid Wellness days


• Corporate program through Good Life Fitness


• Discretionary bonus program

The Role

As an Intermediate Estimator, you will independently manage assigned tenders, analyze project requirements, prepare cost estimates, and support proposal development. You'll collaborate with internal and external partners to ensure every bid reflects DILFO’s standards for accuracy and professionalism. If you’re detail-oriented, proactive, and thrive in a fast-paced environment — we want to hear from you.

Keys Tasks

The Intermediate Estimator’s responsibilities include, but are not limited to the following:

• Review drawings and specifications to determine project scope and requirements


• Complete detailed takeoffs for materials, labour, and equipment


• Obtain and evaluate subcontractor/supplier pricing and proposals


• Identify risks, scope gaps, and constructability challenges


• Support change orders, proposal development, and post-bid project handover


• Attend jobsite visits, pre-bid meetings, and value engineering sessions as required


• Collaborate across estimating, project management, and field teams


• Represent DILFO with professionalism when dealing with clients and trade partners

Education

• Diploma or degree in Mechanical Engineering Technology, Building Systems, Construction Estimating, or a related field.


• Completion of an Estimating Certificate is an asset.

Experience

• 3–8 years of experience estimating mechanical/plumbing scopes for ICI (Industrial, Commercial, Institutional) or high-rise residential construction projects.


• Proficiency in Trimble AutoBid or similar estimating software.

Technical Skills

• Proficient in blueprint and specification interpretation.


• Intermediate to advanced skills in Excel, Bluebeam, and estimating software such as AutoBid.


• Familiarity with OBC, SMACNA, ASHRAE, and LEED standards.


• Working knowledge of project delivery methods (Design-Build, Lump Sum).


• Strong understanding of mechanical and plumbing systems.

What you bring:

• Detail-oriented with strong analytical and problem-solving skills


• Able to manage multiple deadlines and shifting priorities


• Collaborative mindset and strong interpersonal skills


• Committed to DILFO’s core values and continuous improvement

Physical and Environmental Requirements

• Primarily office-based role with prolonged computer use.

• Sitting for prolonged durations, especially when performing computer-based tasks.


• Climbing stairs as needed.


• Performing tasks in a noisy environment.


• Manual dexterity for tasks such as typing and handling system-related tools or equipment.

• Occasional travel to construction sites for site walkthroughs.


• Must be able to navigate active construction environments when required (PPE provided).

We thank all applicants for their interest in working at DILFO; only those identified for further consideration will be contacted.

Accommodations for disabilities are available, where needed, upon request.

DILFO uses artificial intelligence as part of the screening process.

DILFO does not accept and is not responsible for any fees related to unsolicited résumés from recruitment agencies. Recruitment agencies should not submit resumes in response to this posting to DILFO employees or any associated company location.