Onsite HVAC Commissioning Lead (TAB & Verification)

Thor; Hamina; On-site; EUR 60,000 - 82,000; Full time

Job summary

Thor in Hamina, Finland, seeks an experienced Commissioning Supervisor to lead on-site HVAC commissioning activities. You will test, balance, adjust and verify systems per project specs, coordinate the commissioning team, manage workflows and maintain safety standards while acting as the primary on-site contact for clients and contractors.

You will review drawings, develop commissioning plans, track deficiencies and produce documentation to ensure successful handover and project delivery.

Qualifications

• Minimum 3 years’ relevant experience in HVAC commissioning, Testing & Balancing or field technical supervision.
• Recognised training or certification in HVAC commissioning, Testing & Balancing (TAB), or mechanical services.
• Valid full driver’s licence (for travel to multiple project locations).

Responsibilities

• Supervise and coordinate commissioning activities of HVAC systems including TAB, functional testing and verification against design intent and performance criteria.
• Lead onsite commissioning teams, assigning tasks, monitoring progress, resolving issues and ensuring high work quality and consistency.
• Develop and implement commissioning plans and procedures based on project specifications, standards (e.g., CIBSE, BSRIA, ASHRAE) and client requirements.
• Review and interpret HVAC drawings, specifications and control sequences to verify compliance and anticipate commissioning needs.
• Track defects, deficiencies and system performance outcomes, driving corrective actions with contractors and reporting progress to project management.
• Produce and review commissioning documentation including checklists, logs, reports, test sheets and certification records to the required quality level.
• Maintain safety compliance on site, ensuring that commissioning activities follow company and statutory safety procedures.
• Communicate with clients, design engineers, contractors and internal teams to coordinate commissioning work and ensure clear expectations and handover readiness.
• Support commissioning management activities such as planning to resource needs, sequencing work and attending project coordination meetings.

Skills

Mechanical systems knowledge

Reading drawings

Problem solving

Communication skills

MS Office

Attention to detail

Safety focus

Education

HVAC or engineering qualification

TAB commissioning certification

Driver's licence

Tools

TAB instruments

Job description

Thor in Hamina, Finland, seeks an experienced Commissioning Supervisor to lead on-site HVAC commissioning activities. You will test, balance, adjust and verify systems per project specs, coordinate the commissioning team, manage workflows and maintain safety standards while acting as the primary on-site contact for clients and contractors.

You will review drawings, develop commissioning plans, track deficiencies and produce documentation to ensure successful handover and project delivery.