Job Description

The Opportunity

We are seeking a Site Engineer Mechanical to join our team in Wellington, Seaview, supporting the delivery of a key thermal drying plant project.

In this role, you will be instrumental in the installation, integration, testing, and commissioning of mechanical systems, including thermal dryers, conveyors, piping, ducting, and associated plant equipment. You will work closely with project engineers, subcontractors, and multidisciplinary teams to ensure all works are delivered safely, efficiently, and to the highest quality standards.

This is a hands-on, site-based role where your ability to coordinate subcontractors, manage installation activities, and support commissioning will directly contribute to project success.

What we are looking for

We’re looking for a proactive and detail-oriented mechanical site engineer who thrives in a construction environment and is passionate about delivering quality outcomes.

You will bring:

• A Bachelor’s degree or diploma in Mechanical Engineering
• 3+ years’ experience in mechanical site engineering within industrial or construction projects
• Proven experience with installation of mechanical equipment, piping systems, ductwork, and structural supports
• Ability to interpret mechanical drawings, P&IDs, and specifications
• Strong understanding of construction sequencing, QA processes, and HSE requirements
• Experience coordinating subcontractors and managing on-site interfaces
• Exposure to pre-commissioning and commissioning activities
• Water, wastewater, or industrial/process plant projects
• Thermal dryers, conveyors, or material handling systems
• Work in brownfield or live operational environments
• Most importantly, you will demonstrate a strong commitment to safety, collaboration, and delivering results aligned to our Zero Harm culture.

What we offer

• Flexible working environment
• Opportunity for career growth with structured frameworks and supportive-inclusive team
• Competitive Salary and Employee Benefits
• Valued and respected position, with supportive and experienced team
• Work for a major ASX-listed company

About Energy & Utilities

Downer’s Energy & Utilities business unit is an integrated trans-Tasman team, providing services and solutions that connect communities to essential networks and infrastructure. We design, build, operate and maintain critical assets across the water, electricity, telecommunications, industrial and power generation sectors.

Our expertise spans in-house technical capability, specialist engineering, and dedicated crews delivering high-quality outcomes across complex infrastructure projects.

Downer Group is an employer that acknowledges and embraces the importance of our people’s diverse experiences, talents, and cultures. As an inclusive employer, we welcome applications from everyone.

How to apply

Click “Apply” to start your application. We look forward to hearing from you!

Downer does not accept unsolicited resumes, fees, or costs from recruitment agencies, search firms, or third parties. Candidates are welcome to submit their applications via the advertisement

At Downer we plan, create and sustain. Downer is the leading provider of integrated services in Australia and New Zealand. Through trusted relationships and world leading insight we work closely with our customers to design, build and sustain assets, infrastructure, and facilities.