General information

Name: Senior Mechanical Designer

Ref #: 1272746

Date: Monday, July 6, 2026

City: Osborne Park

State: Western Australia

Country: Australia

Department: Drafting

Business unit: Design

Description & Requirements If you’re looking for a career with a company that has a ‘Can Do’ attitude, then look no further than Primero. We’re a team of skilled and determined problem solvers, who back our projects, and each other. We’re energised by our culture, anchored by our values, and driven to deliver for our clients. Join us if you take pride in having a ‘Can Do’ attitude.

About Us Primero, a subsidiary of NRW Holdings, is a multi-national engineering, procurement, and construction business. Since we were founded in 2011, we’ve grown and diversified, delivering projects in over ten different countries, spanning five continents, from locations in Australia and North America. Our rapid growth is testament to our ability to deliver quality project outcomes, safely and on time.

Working with us you’ll learn from some of the brightest and smartest minds in the business, while delivering important projects throughout Australia and overseas, giving you the opportunity to gain access to unique experiences across a huge range of sectors, from gold to lithium and new energy.

Find out what a career at Primero can do for you.

Your Prospect

We are seeking an experienced

Senior Mechanical Designer to join our Perth team, working on a diverse portfolio of projects across various commodities (including gold, lithium, rare earths). This role offers the opportunity to work across the full project lifecycle, from studies and detailed design through to construction support and commissioning.

You will play a key role within a multidisciplinary engineering team delivering mechanical designs for minerals processing plants and associated infrastructure. Depending on experience, the role may include technical leadership,



mentoring of designers, coordination of design deliverables and client interface responsibilities.

This role will be based at our new Head Office located at 219 St Georges Tce, Perth. Adjacent to the train station, the city office has state of the art end of journey facilities, including secure storage for bicycles and scooters, a gym, tennis court, basketball hoop and a swimming pool available for all Primero employees.

Your Key Responsibilities

Develop high-quality mechanical layouts, 3D models and detailed design drawings

Produce design deliverables for studies, detailed engineering and construction phases

Assist with equipment integration, constructability and plant layout optimisation

Participate in design reviews, model reviews and interdisciplinary coordination

Liaise with clients, vendors and project stakeholders

Support junior designers and contribute to continuous improvement initiatives

Ensure designs comply with relevant Australian and industry standards

What You ‘Can Do’

Experience in mechanical design within mining, minerals processing or heavy industry

Strong understanding of fixed plant and materials handling systems

Experience in the Autodesk suite of software including Advance Steel, Plant 3D is highly desirable

Experience working across feasibility and detailed design projects

Ability to work independently and collaboratively within multidisciplinary teams

What we ‘Can Do’ for you

Competitive Compensation

Flexible Working Arrangements

Career Opportunities

Paid Parental Leave

Health and Wellbeing Support

Benefits & Discounts

Employee Referral Rewards

If you're looking for a career where you experience more 'Can Do', then we're the team for you.

Find out what a Primero career Can Do for you.

Primero is an Equal Opportunity Employer and strongly encourages female, veteran and Aboriginal and Torres Strait Islander applicants.

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📌 Senior Mechanical Designer (Perth)
🏢 Primero
📍 Perth