Senior Mechanical Project Manager - Calgary

Job Summary

If you thrive in a team-oriented workplace that challenges your skills, drives your career development, embraces diversity and rewards innovation, with competitive pay and great employee programs, join the GDI Ainsworth team today!

The Senior Project Manager leads the planning, execution, financial performance, and successful delivery of complex mechanical construction projects. This role provides senior operational leadership across multiple projects, ensuring excellence in safety, quality, scheduling, manpower utilization, and client satisfaction. The Senior PM also mentors project teams and supports the long‑term growth of the mechanical construction division.

Key Responsibilities

• Lead large‑scale mechanical construction projects from pre‑construction to turnover.
• Oversee procurement, scheduling, construction execution, commissioning, and closeout.
• Ensure compliance with contracts, drawings, specifications, codes, and company standards.
• Coordinate with field leadership on manpower planning and construction sequencing.
• Full responsibility for project budgets, forecasting, labour productivity, cash flow, and profitability.
• Review cost reports, identify risks/opportunities, and manage change orders.
• Support estimating and project transition activities.

Client & Stakeholder Relations

• Build strong relationships with owners, consultants, GCs, subcontractors, and suppliers.
• Represent Ainsworth in project meetings and resolve issues proactively.
• Support business development and pre‑construction planning.
• Mentor Project Managers, Coordinators, and junior operations staff.
• Promote accountability, professionalism, and operational consistency.
• Support onboarding, training, and performance development.

Scheduling & Coordination

• Monitor schedules and progress; coordinate with site teams, subcontractors, and suppliers.
• Support manpower planning, procurement, and long‑lead equipment coordination.
• Identify schedule risks and implement mitigation strategies.
• Ensure compliance with OH&S, site safety programs, and company policies.
• Support QA/QC processes, commissioning, and turnover requirements.
• Manage and resolve deficiencies.

Qualifications

• 8–15 years of mechanical construction project management experience.
• PMP, engineering, construction management, or Journeyman Trade certification considered assets.
• Strong knowledge of HVAC, hydronic, plumbing, controls coordination, and mechanical systems.
• Proven ability to manage multiple large projects and teams.
• Strong financial, contractual, scheduling, and project controls expertise.
• Proficiency with Procore, Bluebeam, MS Project, and ERP systems.
• Valid Driver’s License

Why work at GDI Ainsworth?

GDI Ainsworth is growing at an unprecedented rate and to help attract and retain top talent, we provide benefits on your first day with us. We offer a wide variety of benefits including the following:

Benefits

Comprehensive health, dental and medical benefits, including wellness supports, RSP matching and generous vacation.

Rewards

Service milestones and peer recognition plus Employee Discounts and Incentives.

Flexibility

Hybrid working models, where applicable.

Diversity

An inclusive organization that embraces diversity and belonging; work in a great team atmosphere with future potential for promotion within company.

While we appreciate all applications we receive, we advise that only candidates under consideration will be contacted.

GDI Ainsworth 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.

GDI Ainsworth 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! Join us... Make a difference.

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