Senior Gas Infrastructure Commissioning Lead

Zinfra-Group; Sydney; On-site; AUD 180,000 - 240,000; Full time

Job summary

Zinfra is seeking a Commissioning Lead to guide commissioning strategies from planning through handover on gas infrastructure projects. You will collaborate with engineering, construction, operations and delivery teams to ensure well-planned, resourced and compliant commissioning activities across facilities and pipelines.

The role emphasises safety, collaboration and continuous improvement, requiring extensive experience in high‑pressure gas environments and strong technical writing and

Qualifications

• Tertiary qualification in mechanical engineering or a recognised mechanical trade.
• Experience in gas transmission, gas distribution, utilities or related infra environments.
• Experience planning commissioning for high‑pressure gas facilities and pipelines.
• Experience supporting pipeline inline inspection (ILI) programs.
• Knowledge of commissioning processes, including pressure testing, isolations, purging and handover.
• Ability to read and interpret engineering drawings, specs and P&IDs.
• Strong stakeholder engagement and relationship-building skills.
• Excellent organisational, communication and technical writing capabilities.
• Willingness to travel and hold a current driver’s licence.

Responsibilities

• Plan and deliver commissioning activities, prepare plans and completion documentation.
• Coordinate pre-commissioning and commissioning across gas facilities and pipelines.
• Lead risk assessments, site briefings and toolbox talks for safety.
• Review technical documentation, FAT/SAT procedures and assist testing.
• Drive continuous improvement and share best practices across projects.

Skills

Stakeholder engagement

Communication

Technical writing

Project coordination

Education

Mechanical Engineering degree or recognised Mechanical Trade

Job description

Zinfra is seeking a Commissioning Lead to guide commissioning strategies from planning through handover on gas infrastructure projects. You will collaborate with engineering, construction, operations and delivery teams to ensure well-planned, resourced and compliant commissioning activities across facilities and pipelines.

The role emphasises safety, collaboration and continuous improvement, requiring extensive experience in high‑pressure gas environments and strong technical writing and