Junior Project Manager - Mechanical Services

Job DetailsPosting Details
Posted on November 6, 2026
LocationsMississauga, ON L5R1B8, CAN
Hybrid
Project Management
Full-Time
Requisition #: JUNIO013248
DescriptionIf you thrive in a team-oriented workplace that challenges your skills, to drive your career development, embraces diversity and rewards innovation, with competitive pay and great employee programs, join the GDI Ainsworth team today!
Job Summary:
The Junior Project Manager - Mechanical Services is an integral member of the project team responsible for supporting the successful planning, execution, and delivery of retrofit and construction projects. This role combines project coordination, contract administration, financial tracking, and client support functions while providing opportunities to develop project management skills and progressively assume responsibility for managing projects independently.
Working closely with Project Managers, Operations Managers, field technicians, subcontractors, and customers, the incumbent will coordinate project activities, maintain project documentation, monitor schedules and budgets, and support the overall delivery of projects from award through closeout. The position supports all project management processes and procedures required by various corporate projects. The Project Manager also provides overall support to several Project and Operational Managers, according to the relative priority of projects around the office and region.
Key Responsibilities:
Project Coordination & Administration
Coordinate day-to-day project activities to support successful execution of mechanical service and construction projects.
Maintain project documentation including contracts, purchase orders, change orders, RFIs, submittals, permits, reports, and closeout packages.
Organize project meetings, prepare agendas, record minutes, and track action items.
Maintain accurate project records and document control systems.
Assist with project startup, mobilization, and turnover activities.
Technician Payroll & Labour Administration
Review, verify, and approve technician and field staff timesheets to ensure labour hours are accurately coded to projects, work orders, and service activities.
Coordinate weekly payroll submissions and resolve discrepancies related to labour hours, overtime, shift premiums, travel time, and on-call activities.
Ensure payroll data is submitted accurately and within established deadlines.
Monitor labour utilization, productivity, and project labour costs against budgets and forecasts.
Work closely with Operations Managers, Supervisors, and Finance to investigate and correct payroll and labour allocation issues.
Support workforce planning by tracking technician availability, vacation schedules, training requirements, and resource allocations.
Maintain payroll-related documentation in accordance with company policies and applicable employment standards.
Provide labour cost reporting and analysis to support project forecasting, financial reviews, and operational decision-making.
Project Planning & Execution
Assist in the development and maintenance of project schedules, budgets, forecasts, and cash flow projections.
Coordinate labour resources, subcontractors, suppliers, and material deliveries.
Monitor project progress against schedule, budget, quality, and scope requirements.
Conduct site visits to support project activities and verify project progress.
Support Project Managers in achieving project performance objectives.
Financial Management & Procurement
Track project costs, committed expenditures, purchase orders, and subcontractor agreements.
Assist with project billing, invoicing, and monthly financial reporting.
Support the preparation and review of quotations, estimates, and change orders.
Monitor procurement activities and ensure timely material and equipment deliveries.
Assist with project forecasting and profitability reviews.
Client, Vendor & Stakeholder Support
Support customer communication and help maintain positive client relationships.
Coordinate with field teams, vendors, subcontractors, consultants, and internal stakeholders.
Prepare project status updates and communicate project milestones and schedule changes.
Assist in resolving project issues and responding to customer requests.
Project Controls & Reporting
Monitor risks, issues, project changes, and critical path activities.
Maintain project dashboards, schedules, and performance reports.
Track project deliverables and ensure required documentation is completed on time.
Support project closeout activities, including commissioning documents, warranties, deficiencies, and final reports
Health, Safety & Compliance
Promote and support compliance with company Health, Safety, and Environmental (HSE) policies.
Ensure project activities comply with client requirements, quality standards, procurement policies, and contractual obligations.
Participate in safety meetings, site audits, and project reviews as required.
Support continuous improvement initiatives and best practices.
Qualifications
2-5 years of experience in project coordination, HVAC/R, mechanical services, mechanical construction, or related industries.
Experience reviewing timesheets, labour reporting, job-cost coding, payroll processing, or workforce scheduling in a service, construction, or mechanical contracting environment is considered a strong asset.
Diploma or degree in Mechanical Engineering Technology, Construction Management, Engineering, Business Administration, or a related field.
Basic understanding of HVAC, mechanical systems, service operations, and construction practices.
Strong organizational, problem-solving, and multitasking abilities.
Excellent verbal and written communication skills.
Proficiency with Microsoft Office, particularly Excel.
Experience with Procore, Autodesk Construction Cloud (BIM360), AutoCAD, JDE, Metrix or similar software is considered an asset.
CAPM, PMP coursework, or project management training is considered an asset.
Valid driver’s license and ability to travel to project sites as required
Career Development Opportunities
This position is designed as a developmental role with a pathway to Project Manager. Successful candidates will progressively assume greater responsibility for project planning, financial management, client relationships, and project execution while receiving mentorship from senior project management and operations leaders.
The salary is $85,000.00 - $100,000.00 per year. Actual salaries will vary based on factors such as education, experience, knowledge, skills, and abilities, as well as alignment with market data. The base salary is just one component of Ainsworth’s total compensation package, which also includes additional rewards and benefits such as short-term incentives and health insurance, among others.
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
#J-18808-Ljbffr