Senior Water & Wastewater Process Engineer - Hybrid NZ

SmartRecruiters, Inc.; Wellington; Hybrid; NZD 120,000 - 160,000; Full time

Job summary

AECOM is seeking a Senior Water & Wastewater Process Engineer to join our NZ team in Christchurch or Wellington. You’ll lead process engineering for water and wastewater facilities, guiding design from feasibility to delivery, and collaborating with civil, mechanical, electrical, and instrumentation specialists.

You’ll develop process calculations, PFDs, and P&IDs, while supporting commissioning and start-up activities, ensuring quality and performance across projects for local councils and

Qualifications

• Bachelor's degree in Chemical, Process, Environmental, Mechanical or Civil Engineering.
• Around 5+ years' experience in water and wastewater engineering.
• Strong experience in water and/or wastewater treatment process design.
• Experience developing process calculations, PFDs, P&IDs and treatment plant design documentation.
• A practical understanding of treatment plant operations and performance.
• Experience supporting commissioning, start-up, optimisation or operational activities.
• Strong technical problem-solving skills and attention to detail.
• The ability to communicate clearly and build strong relationships with clients and stakeholders.

Responsibilities

• Lead and deliver process engineering solutions for water and wastewater treatment facilities.
• Develop process designs from concept and feasibility through to detailed design and delivery.
• Prepare technical reports, feasibility studies, design calculations, specifications and supporting documentation.
• Contribute to the design and optimisation of complex treatment processes and facilities.
• Work alongside civil, mechanical, electrical, structural and instrumentation engineers to deliver integrated solutions.
• Support commissioning, start-up, optimisation and operational troubleshooting where required.
• Provide technical guidance and mentorship to engineers developing their careers.
• Build trusted relationships with clients, operators and project stakeholders.
• Contribute to successful project delivery across programme, budget, quality and technical objectives.

Skills

Process design

Water/wastewater

Project leadership

Client communication

Education

Engineering degree (Bachelors)

Job description

AECOM is seeking a Senior Water & Wastewater Process Engineer to join our NZ team in Christchurch or Wellington. You’ll lead process engineering for water and wastewater facilities, guiding design from feasibility to delivery, and collaborating with civil, mechanical, electrical, and instrumentation specialists.

You’ll develop process calculations, PFDs, and P&IDs, while supporting commissioning and start-up activities, ensuring quality and performance across projects for local councils and