Senior Tunnels Testing & Commissioning Lead

John Holland Group; Adelaide; On-site; AUD 180,000 - 260,000; Full time

Job summary

John Holland Group in Adelaide seeks an experienced Testing & Commissioning Manager to lead end-to-end commissioning for the Torrens to Darlington tunnel project, ensuring all systems are tested, integrated, verified, and certified for safe public operation.

You will coordinate with construction, engineering, operations, road authorities and emergency services, manage budgets and schedules (Primavera P6), and mentor engineers and technicians while driving continuous improvement and a safe

Qualifications

• Proven senior Testing & Commissioning experience on major road/rail tunnel projects.
• Experience delivering multidisciplinary commissioning programs through testing, integration and handover phases.
• Deep technical knowledge of tunnel systems including ventilation, fire & life safety, SCADA, ITS.
• Demonstrated leadership in managing commissioning teams, contractors and stakeholders in high-risk live environments.
• Experience with defect tracking, turnover and commissioning assurance using Hexagon or similar.

Responsibilities

• Lead the testing strategy, governance framework, and execution plan across tunnel packages.
• Drive the transition from construction to operations with all systems tested and certified.
• Oversee commissioning delivery across electrical, mechanical, civil interfaces, and ITS.
• Manage integration of tunnel ventilation, life safety, lighting, power, and drainage systems.
• Develop and optimise integrated commissioning schedules using Primavera P6; align milestones.
• Govern FAT, SAT, IST and operational readiness testing with robust documentation.
• Lead defect identification, tracking, and punch-list close-out via structured systems.
• Monitor risks in live environments and implement mitigation for safety and delivery.
• Guide multidisciplinary commissioning teams and mentor engineers and technicians.
• Collaborate with contractors, designers, operators, authorities and emergency services.
• Ensure compliance with road authority standards, WHS, environmental requirements and safety systems.

Skills

Leadership

Strategic commissioning

Stakeholder management

Defect tracking

Team coaching

Primavera P6

Hexagon (completions)

Project controls

Safety culture

Live environment

Education

Degree or Masters in Electrical/Mechanical Engineering

Tools

Primavera P6

Hexagon

Microsoft Office

Job description

John Holland Group in Adelaide seeks an experienced Testing & Commissioning Manager to lead end-to-end commissioning for the Torrens to Darlington tunnel project, ensuring all systems are tested, integrated, verified, and certified for safe public operation.

You will coordinate with construction, engineering, operations, road authorities and emergency services, manage budgets and schedules (Primavera P6), and mentor engineers and technicians while driving continuous improvement and a safe