Principal Mechanical Engineer

Downer Group

Carrara, AUunknownPosted Jun 16, 2026
Posting intelligenceActively listedReposted 15×, possible evergreen/ghost posting

At a glance

Why this role might suit you

The Principal Mechanical Engineer role offers the chance to lead high‑impact mineral processing projects, mentor engineering teams, and work within a globally recognised fine mineral solutions provider, delivering competitive remuneration and strong career development in a safety

Skills

mineral-processingwet-plant-designpumpingpipingslurry-systemsmechanical-equipment-selectionplant-layouttechnical-reviewscalculationsspecificationshazidhazopengineering-risk-reviewsstatutory-compliancesafety-standardseepmconcept-designfeasibility-designdetailed-designleadershipmentoringteam-development

About the role

Who We Are

Mineral Technologies, a subsidiary of Downer, is renowned as the world’s most relied upon fine mineral processing solutions provider. For more than 80 years we have partnered with customers in mining operations to deliver innovative, cost-effective process solutions for a wide range of fine minerals. Our teams help customers to produce quality mineral products that are used to manufacture everyday items including paint, ceramics, glass, steel making, sunscreen, cosmetics and much more. Recognised for our expertise, we employ a skilled and diverse workforce delivering metallurgical testing, equipment manufacturing and engineering solutions. Our teams are based in key mining regions across Australia, India, Africa, North and South America.

About the Role

The Principal Mechanical Engineer will lean on extensive industry experience to ensure all engineering project work complies with statutory and regulatory requirements and company policies and practices. Additionally, the Principal Mechanical Engineer will drive growth of overall discipline capability in line with business strategies and targets. The Principal Mechanical Engineer will liase with Department Managers, Project Managers, Study Managers, other engineering Discipline Principals/Leads, Designers and the broader engineering team to oversee and deliver engineering work product and strategic growth initiatives. The successful incumbent can envision themselves attending to duties such as:

Review, approve and govern mechanical engineering deliverables (concept through to EPCM)

Solve complex technical challenges across mineral processing projects

Provide leadership, coaching and mentoring across the engineering team

Ensure compliance with statutory, safety and design standards (SiD / HSEC)

About You

Degree in Mechanical Engineering + Chartered / RPEQ (highly regarded)

15+ years’ experience in mining / mineral processing design environments

Strong experience across study phases: Concept Feasibility Detailed Design EPCM

Demonstrated leadership in mentoring and developing engineering teams

Deep expertise in wet plant design (pumping, piping, slurry systems)

Strong knowledge of mechanical equipment selection and plant layout

Proven capability in technical reviews, calculations and specifications

Experience with HAZIDs, HAZOPs and engineering risk reviews

What We Offer

Employee benefits including health and wellness initiatives

Access to Downer Group benefits

Personalised career development and growth working with an industry leading team

Competitive remuneration package

Safety focused culture working within in leading services industry

Management support coupled with ongoing training and mentoring

Career enhancing opportunity to work within an ASX limited company

As an employer who embraces Equal Opportunity and promotes diversity, we encourage men and women of all ages and backgrounds, including Indigenous Australians, to apply.

We respectfully request no recruitment agency approaches. Please be advised that email applications will not be accepted.

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