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Business Details
36 Years
experience
Precision Engineering Services in Melbourne
Established in 1990, N.j. Engineering has built a reputation as a leader in precision engineering, fabrication, and stainless steel welding. Our team combines over three decades of experience with advanced CNC machining capabilities, including 5-axis milling and large-scale turning, to deliver tailored solutions for complex industrial projects. With ISO 9001-2015 certification and AS-1554 compliance expertise, we serve diverse sectors including rail infrastructure, manufacturing, and defense. Our in-house design department transforms conceptual ideas into manufacturable products, supported by a 15-tonne lifting capacity and comprehensive assembly facilities. We prioritise quality through rigorous inspection processes and maintain strong client relationships through transparent communication and reliable delivery.

Our modern Broadmeadows facility houses state-of-the-art equipment, enabling us to handle both small and large-scale projects with equal precision. Specialising in rail machinery refurbishment and custom fabrication, we partner with major industry players while maintaining the flexibility to support niche requirements. Our commitment to innovation ensures continuous investment in cutting-edge technology, including a 6-axis CNC milling machine with 6,000mm travel capacity. With a dedicated operations team boasting 15+ years in rail infrastructure, we combine technical expertise with practical problem-solving to meet exacting specifications. Our services extend to complete project management, from initial design through to final delivery, ensuring seamless execution for clients across Australia.
Services
CNC Milling CNC Turning Stainless Steel Welding Fabrication Engineering Design Rail Machinery Refurbishment Assembly Services NDT Testing Spray Painting Machinery Manufacture
Details
  • Year established: 1990
Highlights and features
  • We offer 30 years of engineering expertise in Melbourne
  • Our ISO 9001-2015 certification ensures quality management systems
  • We operate a 15-tonne lifting capacity workshop facility
  • Our 6-axis CNC milling machine handles 6,000mm travel projects
  • We provide AS-1554 compliant welding documentation when required
Associations and certifications
  • QMS ISO 9001-2015
Services
CNC Milling
Our advanced CNC milling capabilities include 5-axis and 6-axis machining with 6,000mm travel capacity. We handle complex geometries and large components up to 15 tonnes. Our Hermle C42U vertical machining centre ensures 12m precision for critical applications.
Stainless Steel Welding
Specialising in AS-1554 compliant stainless steel and duplex welding, we provide structural fabrication with full documentation. Our certified welders use Lincoln Idealarc equipment for critical infrastructure applications requiring NDT testing and certification.
Rail Machinery Refurbishment
We offer complete refurbishment of Jackson 6700 tamper workheads and jack beam units. Our services include component testing, hydraulic system overhaul, and on-site painting. We provide comprehensive reporting and return logistics for rail infrastructure clients.
Engineering Design
Our in-house design team converts concepts into manufacturable solutions using CAD/CAM software. We specialise in rail machinery engineering and provide full technical support for custom equipment development and prototype testing.
Large Fabrication
With 8.5-metre turning capacity and 7-tonne table load capability, we handle large-scale fabrication projects. Our SHW Uniforce 6 travelling column mill enables precision machining of oversized components for industrial and infrastructure applications.
People
Neil Mathews
General Manager
Leading NJ Engineering's strategic direction with over 20 years in precision engineering. Oversees operations across design, manufacturing, and client relations in Melbourne's industrial sector.
Chris Price
Mechanical Engineer & Defence
Specialises in defence sector engineering solutions with 15+ years' experience in rail infrastructure projects. Manages technical specifications and quality assurance for critical defence contracts.
Kieran Jacquier
Estimating & Production Supervisor
Coordinates production workflows and cost estimation. Ensures efficient manufacturing processes while maintaining ISO 9001 compliance standards across all engineering projects.
Questions
What engineering services does NJ Engineering Melbourne offer?
We provide CNC machining, fabrication, stainless steel welding, engineering design, rail machinery refurbishment, and AS-1554 compliant documentation services.
Do you handle large-scale manufacturing projects?
Yes, our facility supports 15-tonne capacity with 8.5-metre turning capability and 6-axis CNC milling for oversized components.
Are you ISO certified?
We maintain QMS ISO 9001-2015 certification for quality management systems across all engineering operations.
What rail industry services do you provide?
We specialise in Jackson 6700 tamper refurbishment, rail bogie repairs, and custom rail machinery manufacturing for major infrastructure projects.