At Road Science, our team is committed to driving innovation and finding new and exciting ways to create superior road and pavement solutions for every New Zealand situation. As an industry, we believe there can be improvement, and through our people and processes, we are leading the charge in meeting customers’ needs. 

We are looking for a skilled and experienced Mechanical Engineer to join our Engineering team. This is a pivotal role focused on ensuring the business assets are soundly engineered, modified, and maintained. 

Te kōwhiringa | The Opportunity 

As Mechanical Engineer you will investigate and analyse opportunities to enhance design, asset rationalisation and standardisation, and reduce production costs, while improving safety, quality, and operational performance. This position has a strong focus on project management, major plant maintenance, engineering design, operational efficiency, energy performance, and driving technical innovation. 

Key responsibilities include: 

• Engineering & Asset Management: Lead capital upgrades, plant improvements, and asset optimisation initiatives, delivering cost-effective maintenance solutions while supporting budgeting and standardisation efforts.
• Projects & Major Maintenance: Provide engineering support and manage projects, including preventative programs and accurate documentation through CMMS systems.
• Leadership & Collaboration: Coordinate contractors and collaborate with internal teams to deliver high-quality outcomes while supporting operational capability and training.
• Safety, Compliance & Risk: Ensure all work complies with legislation and standards, actively promote a Zero Harm culture, and manage risks through audits and safe project delivery.
• Innovation & Continuous Improvement: Drive innovation by exploring new technologies and improving plant efficiency, energy use, and production performance.

Nga pūkenga matua | Important Skills

We’re seeking a strong communicator and collaborative team player who thrives in a dynamic environment and embraces a continuous improvement mindset, with the ability to adapt and respond to changing priorities.

To success in this role, you will bring:

• Tertiary qualification in Mechanical Engineering with practical experience in plant maintenance and/or manufacturing environments

• Senior level design & project execution skills with 10yrs+ experience

• Proven ability to manage multiple projects from design through to execution, ideally supported by project management experience or qualifications

• Strong understanding of piping design, plant processes, and the interpretation of P&IDs

• Working knowledge of mechanical design codes and standards (e.g. API 650, API 653)

• Proficiency in engineering design software such as AutoCAD and/or SolidWorks

• Sound understanding of electrical and control systems

Ko te take ka parekareka e koe ki te mahi ki kōnei | Why you will enjoy working here

Downer is committed to delivering excellence by ensuring our people have the environment and the means to be successful. We offer:

• Free access to Marram health care benefits and discounted holiday homes 

• All the tools of trade you need to do your job

• Discounts for Samsung, PB Tech, Gym memberships and more!

• $500 bonus for current employees who refer a friend to Downer

• Progression and development programs on offer including our inspiring leader’s programme for top performers

Have a look at our other great benefits here!

Ko wai mātou | Our Organisation 

Want to know more about what it is like to work at Downer? Then head to our People Site here!

Me pēhea ki te tono | How to apply 

If this sounds like the opportunity for you, click Apply Now to submit your application! 

We are committed to a safe working environment for everyone - all successful applicants will be required to undertake a pre-employment drug test, medical and a Ministry of Justice check prior to starting employment. If you need support with this requirement, please talk to our team.