Process Engineer (Water Infrastructure)

W3 Associates; Newcastle; On-site; AUD 120,000 - 160,000; Full time

Job summary

W3 Associates Pty in Newcastle, NSW, is seeking a Process Engineer to join its expanding engineering and projects team. You will contribute to process design, project delivery and operational support across water, wastewater and recycled water assets.

Reporting to the Manager - Projects and Engineering, you will work on multiple projects from concept through detailed design to construction, commissioning and ongoing operations, delivering practical, cost‑effective solutions and enhancing plant

Qualifications

• Degree in Chemical Engineering or related discipline.
• Experience in water, wastewater or recycled water infrastructure.
• Experience across engineering design, construction, commissioning or plant operations.

Responsibilities

• Support process engineering design and delivery of water and wastewater infrastructure projects.
• Contribute to concept design, detailed engineering and technical documentation.
• Provide technical and operational support to existing water treatment assets.
• Assist with construction, commissioning and project delivery activities.
• Identify opportunities to improve plant performance, reliability and operational efficiency.
• Collaborate with internal engineering, projects and operations teams, as well as external clients.
• Apply technical knowledge and problem-solving skills across water and wastewater infrastructure.
• Work collaboratively with project teams and clients to deliver practical engineering solutions.

Skills

Process engineering

Water/wastewater treatment

Project delivery

Team collaboration

Education

Bachelor's degree in Chemical Engineering or related discipline

Job description

Our client is an established and growing Australian water infrastructure business specialising in the ownership, operation, design and delivery of water and wastewater assets.

Operating nationally across municipal, industrial and agricultural sectors, the business provides engineering, project delivery and operational support to a diverse portfolio of water infrastructure assets and clients.

The company is experiencing significant growth, with recent major project wins in recycled water infrastructure, including projects supporting the rapidly expanding data centre sector.

As part of this continued expansion, the business is seeking a Process Engineer to join its Newcastle-based engineering and projects team.

Position

Reporting to the Manager - Projects and Engineering, this is a varied role combining process engineering, project delivery and operational support across water, wastewater and recycled water infrastructure.

The successful candidate will work across multiple projects and operational assets, supporting engineering design, technical problem-solving and the delivery of practical, cost-effective solutions.

The position offers exposure to the full project lifecycle, from concept development and detailed design through to construction, commissioning and ongoing operations.

Key Responsibilities

• Support process engineering design and delivery of water and wastewater infrastructure projects.
• Contribute to concept design, detailed engineering and technical documentation.
• Provide technical and operational support to existing water treatment assets.
• Assist with construction, commissioning and project delivery activities.
• Identify opportunities to improve plant performance, reliability and operational efficiency.
• Collaborate with internal engineering, projects and operations teams, as well as external clients.
• Apply technical knowledge and problem-solving skills across water and wastewater infrastructure.
• Work collaboratively with project teams and clients to deliver practical engineering solutions.

What's On Offer

• Opportunity to join a growing Australian water infrastructure business.
• Exposure to major water infrastructure projects and emerging markets, including recycled water supply for data centres.
• Diverse engineering experience across municipal, industrial and agricultural water projects.
• Involvement in both project delivery and operational water assets.
• Flexible working arrangements and a supportive team environment.
• Long-term career development opportunities within an expanding national business.
• Competitive salary package based on experience.

Candidates should ideally hold a degree in Chemical Engineering or a related discipline, with experience in water, wastewater or recycled water infrastructure.

Experience across engineering design, construction, commissioning or plant operations will be highly regarded.