Senior Mechanical Designer: P&ID & Piping Lead

Downer; Gold Coast City; On-site; AUD 120,000 - 180,000; Full time

Benefits offered by this job

Flexible work

Global projects

Team collaboration

Career development

Benefits & wellbeing

Safety culture

Innovative solutions

Job summary

Mineral Technologies, a Downer company, seeks a Senior Mechanical Designer to lead P&ID development and deliver advanced piping design and 3D modelling for mining projects across Australia and beyond.

This role collaborates with Process and Mechanical Engineers to transform concepts into constructable designs, with a focus on safety, operability, and maintainability in design. You will guide a talented design team within an engineering and projects context.

Qualifications

• Proven experience developing P&IDs from process information and engineering data.
• Strong knowledge of piping systems and plant layouts.
• Advanced experience with AutoCAD Plant 3D for P&ID and piping.
• Experience delivering designs from concept to fabrication-ready packages.
• Ability to consider operability, maintainability and safety in design.

Responsibilities

• Develop and maintain P&IDs from concept to construction and as-built documentation.
• Create line numbering, equipment tagging and instrumentation conventions.
• Produce 3D piping models, general arrangements, isometrics and fabrication drawings.
• Support design reviews, clash detection and technical quality checks.
• Coordinate with multidisciplinary teams to deliver quality outcomes.
• Mentor junior designers and apply safety in design principles.

Skills

P&ID development

Piping systems & plant layouts

Fabrication-ready detailing

Operability & safety focus

AutoCAD Plant 3D experience

Education

Trade qualification/Advanced Diploma or Associate Degree in Design, Drafting or Engineering

Tools

AutoCAD Plant 3D

Autodesk design platforms

Job description

Mineral Technologies, a Downer company, seeks a Senior Mechanical Designer to lead P&ID development and deliver advanced piping design and 3D modelling for mining projects across Australia and beyond.

This role collaborates with Process and Mechanical Engineers to transform concepts into constructable designs, with a focus on safety, operability, and maintainability in design. You will guide a talented design team within an engineering and projects context.