Senior Process Improvement Engineer

Rinnai; Melbourne; On-site; AUD 120,000 - 180,000; Full time

Benefits offered by this job

Onsite car parking

Health and wellbeing programs with on‑

Job summary

Rinnai in Braeside, Melbourne is seeking a Senior Process Improvement Engineer to lead manufacturing process optimisation across the site. You will drive continuous improvement from concept through prototyping, testing and production release, acting as the manufacturing improvement expert.

The role reports to the Production Engineering Manager and offers hands-on responsibility, cross-functional collaboration, and opportunities to implement Lean initiatives in a growing manufacturing environment.

Qualifications

• Degree in Mechanical Engineering or Manufacturing Engineering.
• 3–5 years' experience in production engineering.
• Experience with welding and automation.
• Strong problem-solving and analytical skills.
• Good communication and project management skills.
• Ability to work across engineering, manufacturing and other functions.

Responsibilities

• Drive continuous improvement to enhance manufacturing efficiency, quality and productivity.
• Develop and optimise manufacturing processes, layouts and workflows with Production Managers.
• Support introduction of new products into production including prototyping and release.
• Design and implement production aids, fixtures, jigs and process controls for safety and quality.
• Lead investigations using root cause analysis to resolve issues.
• Collect and analyse manufacturing performance data to identify opportunities.
• Create and maintain production documentation (work instructions, SOPs, quality docs).
• Provide technical guidance and training to production teams on CI tools.
• Liaise with suppliers, contractors and internal stakeholders for projects.
• Drive Lean initiatives and waste reduction across value stream.

Skills

Mechanical Eng

Manufacturing Eng

Lean Manufacturing

Root cause analysis

Welding & Automation

Data analysis

Process documentation

Project management

Communication

Education

Mechanical Engineering or Manufacturing Engineering degree

Tools

Engineering drawing

Product simulation

Job description

Senior Process Improvement Engineer

This is an exciting opportunity to join a rapidly growing manufacturing site in Braeside, working with a well-established company that designs and supplies advanced heating, cooling, hot water and lifestyle products across the Australian domestic and commercial markets.

Reporting directly to the Production Engineering Manager, this is a hands‑on engineering role where you will be involved throughout the product development process, from initial concept and system design through to prototyping, testing, optimisation and production release. You will play a key role in driving the development, implementation and continuous improvement of manufacturing processes, serving as a manufacturing improvement expert across the business

What you'll do

• Drive continuous improvement initiatives to enhance manufacturing efficiency, quality and productivity.
• Develop and optimise manufacturing processes, layouts and production workflows in collaboration with Production Managers.
• Support the introduction of new products into production, including prototyping, testing and production release activities.
• Design and implement production aids, fixtures, jigs and process controls to improve safety, quality and operational performance.
• Lead investigations into manufacturing and quality issues, using root cause analysis to identify and implement effective solutions.
• Collect and analyse manufacturing performance data to identify improvement opportunities and reduce process variation.
• Create and maintain production documentation, including work instructions, SOPs and quality system documents.
• Provide technical guidance and training to production teams on manufacturing processes and continuous improvement tools.
• Liaise with suppliers, contractors and internal stakeholders to support engineering projects and manufacturing objectives.
• Drive Lean Manufacturing initiatives and waste reduction programs across the value stream.

About you

You will be experienced in Production Engineering with strong practical knowledge.

You will ideally have:

• A degree in Mechanical Engineering or Manufacturing Engineering
• At least 3-5 years' experience
• Understanding of design principles
• Previous experience with Welding and Automation
• Software skills - engineering drawing and design, product behaviour simulation
• Previous experience in a similar position within a manufacturing environment
• Strong problem-solving and analytical skills
• Good communication and project management skills
• The ability to work effectively across engineering, manufacturing and other functions

What's on offer

• An attractive salary package commensurate with experience
• Onsite car parking
• Supportive team environment with professional development opportunities
• Health and wellbeing programs, including onsite gym with personal trainers
• Corporate partnerships to help you with everyday savings on Rinnai products, corporate health insurance and banking products
• Great rewards and recognition programs within the team and broader business
• Stable, full-time role with a respected and well-known organisation
• Rinnai will support your efforts to achieve excellence

If you are a self-motivated professional looking to take the next step with a trusted industry leader, we want to hear from you.