In-Demand Principal mechanical Jobs

Principal Mechanical Engineer
Quattro Project Engineering —Perth Airport WA
- Full-time
- AutoCAD
- Master's degree
- Communication skills
- Parental leave
- Employee assistance program
2h
Commissioning Manager (NSW)
Vertiv —Sydney NSW
- Education
- Bachelor's degree
- HVAC
Associate Civil Engineer - Water Utilities
WSP —Townsville QLD
- Management
- Construction
- Employee stock purchase plan
- Parental leave
Fire Safety Engineer
Lit Consulting —Surry Hills NSW
- $80,000 - $90,000 a year
- Full-time
- Engineering
- Education
- Bachelor's degree
- Annual leave
- On-the-job training
Quick Apply
8d
Principal Electrical Engineer
KBR —Matraville NSW
- 8 hour shift
- Management
- Office
- Business development
- Health insurance
- Annual leave
Civil Drafter/Designer - Water Pipelines
KBR —Maroochydore QLD
- Full-time
- AutoCAD
- CAD
- Engineering
Principal Electrical Engineer - HV / Primary
Acciona —Perth WA
- Bachelor's degree
- Parental leave
Associate Civil Engineer - Water Infrastructure
WSP Australia —Townsville QLD
- Management
- Construction
- Employee stock purchase plan
- Parental leave
Systems Engineer
Raytheon —Henderson WA
- Full-time
- Hybrid work
- Engineering
Senior Electrical Engineer
Orana Engineering —Chinchilla QLD
- Full-time
- AutoCAD
- Bachelor's degree
- Business
11d
Strategy and Growth Manager - Energy, Resources and Industrial
Saunders International —Perth WA
- Full-time
- Engineering
- Maintenance
- Business development
- Parental leave
- Employee assistance program
Quick Apply
Sales Manager New & Used Vehicles
Peter Warren Automotive Holdings —Tweed Heads NSW
- Full-time
- Management
- Sales
- Customer service
- Employee discount
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Amazon Corporate Services Pty Ltd —Sydney NSW
- Full-time
- Management
- AWS
- Bachelor's degree
Treatment Plant Operator
Urban Utilities —Australia
- Full-time
- Communication skills
- Parental leave
- Employee assistance program
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HYDAC Australia —Australia
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- Microsoft Office
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Principal Mechanical Engineer

Quattro Project Engineering -
Perth Airport WA

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Job Details

Full-time
2 hours ago

Benefits

Parental leave
Employee assistance program

Qualifications

AutoCAD
Mechanical Engineering
Master's degree
SolidWorks
Systems analysis
Communication skills

Full Job Description

2026

Full-time

Perth Airport

Job Description

An exciting role for a driven and experienced Principal Mechanical & Structural Engineer to join an award-winning company on a full-time basis.

Quattro Project Engineering, based in Western Australia, has over 15 years of experience delivering engineering and construction solutions to the Resources and Civil sectors. Partnering with diverse clients, Quattro manages projects from feasibility to commissioning, ensuring reliable outcomes through disciplined engineering.

With a focus on underground mining and paste plants, Quattro’s divisions - Engineering, Operations, and Manufacturing - drive innovation, efficiency, and safety. Guided by integrity, adaptability, and respect, Quattro seeks passionate professionals eager to excel and contribute to a culture of collaboration and growth.

More About

Principal Mechanical Engineer

The Role

Join our team as a Principal Mechanical & Structural Engineer on a permanent full-time basis. This is an exciting opportunity to lead the Mechanical & Structural Engineering discipline, providing technical direction, mentoring a high-performing team, and driving project success including international contracts while ensuring design excellence and regulatory compliance.

Duties include but not limited to;

Provide expert design input for mine processing plants and underground infrastructure (including de-watering and mechanical services)
Perform and oversee mechanical calculations, simulations, and analysis to ensure design integrity and compliance
Lead projects from concept to delivery, managing resources, timelines, budgets, and deliverables
Collaborate with multidisciplinary teams
Mentor and develop the mechanical engineering team; foster a high-performing and collaborative culture
Support business development by identifying opportunities, preparing proposals, and engaging with clients
Maintain strong client relationships and drive successful outcomes on domestic and international contracts
Ensure compliance with relevant codes, regulations, and company standards
Prepare technical documentation, reports, and tender submissions
Review vendor documentation and perform system modelling using engineering software

About you

Minimum 15 years' experience in engineering consultancy or equipment, piping, process, and mining-related design
Master's degree in Mechanical Engineering.
Australian recognised Mechanical Engineering degree that satisfies the entry requirements for Chartered membership with Engineers Australia
Strong communication skills for cross-functional teamwork and client engagement
Sound working knowledge of structural engineering fundamentals including load analysis, structural systems & relevant codes and standards.
Proven project coordination and time management abilities across multiple deadlines
Proficient in Solidworks and AutoCAD for structural analysis and design in heavy industry
Detail-oriented with excellent report writing and presentation skills
Proficient in structural analysis software such as SpaceGass or Strand7 is highly desirable
Willingness and ability to undertake travel as required to meet Project needs

Remuneration & Benefits

Agile Innovation: Operate in a flexible, growth minded environment backed by the strength of a global mining leader.
Career Growth: Enjoy direct access to senior management where your contributions are visible and valued.
Comprehensive Benefits: Quattro offers a range of benefits, including health and entertainment discounts, as well as a generous parental leave policy with 12 weeks of paid leave.
Work-Life Balance: Flexible work arrangements, including up to two days from home per week, and a strong commitment to wellness through partnerships and health initiatives.
Full time position
Competitive salary
Employee Assistance Program
Paid Engineers Australia Membership

Apply Now

Refine Your Search

principal mechanical jobs

Principal Mechanical Engineer

Commissioning Manager (NSW)

Associate Civil Engineer - Water Utilities

Fire Safety Engineer

Principal Electrical Engineer

Civil Drafter/Designer - Water Pipelines

Principal Electrical Engineer - HV / Primary

Associate Civil Engineer - Water Infrastructure

Systems Engineer

Senior Electrical Engineer

Strategy and Growth Manager - Energy, Resources and Industrial

Sales Manager New & Used Vehicles

BIM Client Information Manager, AWS Design Services

Treatment Plant Operator

Senior Hydraulic Technician

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Principal Mechanical Engineer

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