Chief Estimator – Building Technologies Eastern

Chief Estimator – Building Technologies Eastern Canada –
Ainsworth Inc (a GDI company)

We are seeking an experienced Estimation Manager – Building Technologies to lead our estimating function in Ontario. This strategic role will oversee a team of estimators at varying levels of experience and will focus on complex pursuits within the Building Automation Systems (BAS), Electrical, Mechanical, and emerging technology scopes. The Estimation Manager will be responsible for delivering accurate, timely, and competitive bids while managing risk and aligning with company growth objectives.

• Lead, mentor, and manage a team of junior to senior estimators, with all BAS estimators in Ontario reporting directly to this role.
• Promote a culture of continuous improvement, accountability, and collaboration across the estimating team.
• Act as a chief estimator for large‑scale and complex projects, providing high‑level oversight and strategic input during the pursuit stage.
• Develop and implement best practices, tools, and processes to optimize estimating efficiency and accuracy.
• Partner with business development and operations teams to evaluate new opportunities.
• Present estimation outcomes and associated risks to senior leadership, providing insights and recommendations to support bid/no‑bid decisions.
• Provide expert‑level estimating for Building Automation Systems (BAS), with strong working knowledge in Electrical and Mechanical scopes.
• Demonstrate interest and capability in managing estimates for Security Systems and Healthcare Technologies, including Real‑Time Location Systems (RTLS), nurse call systems, and other smart healthcare infrastructure.
• Lead the analysis of drawings, specifications, and addenda to develop detailed and accurate estimates.
• Collaborate with the proposal team to manage and coordinate bid submissions.
• Ensure the completeness, competitiveness, and compliance of all bids with client requirements.

• 10+ years of experience in estimating roles, with at least 3 years in a leadership or senior estimating position.
• Strong background in Building Automation Systems, with additional expertise in Electrical, Mechanical, and low‑voltage technology systems.
• Proven interest and/or experience in estimating Security and Healthcare Technology projects.
• Demonstrated ability to lead and develop high‑performing teams.
• Excellent presentation skills and experience interacting with senior leadership.
• Proficient in estimation software tools and MS Office Suite.

• Professional Engineering (P.Eng.) designation or Certified Estimating Professional (CEP) is an asset.
• Experience working in a fast‑paced, deadline‑driven environment.
• Strategic thinker with strong analytical and risk management skills.

• Comprehensive health, dental and medical benefits, including wellness support, RRSP matching and generous vacation.
• Service milestones and peer recognition plus Employee Discounts and Incentives.
• Hybrid working models, where applicable.
• An inclusive organization that embraces diversity and belonging; work in a great team atmosphere with future potential for promotion within company.

Ainsworth (a GDI company) is an integrated multi‑trade company, offering end‑to‑end services and solutions for all asset maintenance and refurbishment requirements of our customers. We are continually striving to create better and more advanced products as well as provide the highest quality service. We are rapidly growing and need talented professionals to help drive our vision at becoming the best multi‑trade company in the country.

Ainsworth (a GDI company) is committed to building a diverse and inclusive workplace. Qualified designated group members are encouraged to apply as any reasonable accommodation of qualifications will be considered as per our Accommodation Policy, available upon request.

Director

Full‑time

Management and Manufacturing

Facilities Services