Senior Mechanical Engineer

GR Engineering Services; Western Australia; On-site; AUD 150,000 - 210,000; Full time

Benefits offered by this job

Weekly remuneration

EAP and well-being support

Team-oriented culture

24 weeks paid parental leave

Competitive benefits

Job summary

GR Engineering Services Limited (GRES) is a leading process engineering consulting and contracting firm focused on mining and mineral processing. We are seeking a Senior Mechanical Engineer to drive study development and provide technical leadership within a multidisciplinary team.

Based in Perth with project work across mining commodities, the role emphasizes design delivery, mentorship and hands-on leadership to deliver outcomes for our global clients.

Qualifications

• Bachelor’s or Master’s degree in Mechanical Engineering (IEA evaluated).
• 10+ years in design, construction and commissioning of mineral processing plants.
• Knowledge of design theories, principles and practices for conveyors, pumps and related equipment.
• Ability to contribute to conceptual layouts and designs.
• Knowledge of current engineering design standards and practice.
• Strong written and verbal communication and organisational skills.
• Proficient with Excel, Word and 3D viewing software.
• Australian working rights (full)

Responsibilities

• Provide mechanical engineering principles to inform study development across dry and wet plant components.
• Lead teams to provide technical direction for studies.
• Assist designers with process facility layouts and equipment specifications.
• Prepare and review mechanical equipment lists, data sheets, scopes and tender evaluations.
• Perform trade-off evaluations for study development.
• Support design reviews and mentoring for junior engineers.

Skills

Mentoring

Leadership

Communication

Excel

3D viewing software

Project management

Education

Bachelor’s or Master’s degree in Mechanical Engineering

Tools

Excel

3D viewing software

Job description

Senior Mechanical Engineer

Perth WA, Australia

• Drive study development for mineral processing projects


• Provide technical leadership within multidisciplinary teams


• Mentor engineers and contribute to design development

Do you want to work for a company who provides the financial peace of mind of a major ASX-listed company with the heart of a family business?

With a massive project pipeline, a hands-on leadership team, and the security of our industry reputation, your future is secured.

Our success is built collectively, through collaboration, trust, and a shared commitment to excellence. Prioritising diversity, professional growth and autonomy, we pride ourselves on measurable outcomes.

With us you aren't a number, but a trusted part of a team committed to delivering outstanding outcomes for our global clients.

You are empowered to take ownership of your role while working across full project lifecycles.

We offer stretch opportunities early and direct mentorship to ensure our teams have the chance to develop new skills and knowledge.

\"Family values. Premier performance. Shared success.\"

About Us:

GR Engineering Services Limited (GRES) is a leading process engineering consulting and contracting company that specialises in providing high quality engineering design and construction services to the mining and mineral processing industries.

We currently have multiple projects on the go and our projection for growth means we are actively looking for talent across all areas of our business.

The Opportunity:

We are looking for experienced Senior Mechanical Engineers to join our Engineering Team working alongside a multidisciplined team to deliver outstanding results across various projects in the mining and minerals industry.

Based out of our Ascot office you would work on various projects across a variety of commodities (gold, base metals, critical metals and others) with site visits depending on project requirements.

A typical day will consist of:

• Providing mechanical engineering principles to inform study development across both dry and wet plant components of material processing facilities.


• Working in teams to provide technical engineering direction for studies.


• Assisting designers in the development of process facility layouts.


• Completing mechanical engineering designs and calculations. Preparing and / or reviewing mechanical equipment lists, data sheets, scopes and tender evaluations for equipment.


• Performing trade off evaluations to inform study development.


• Assisting with internal and client design reviews and resolving outcomes.


• Providing mentorship and guidance to junior engineers

About you:

• Bachelor’s or Master’s degree in Mechanical Engineering, recognised by the Institute of Engineers Australia.


• Minimum of 10 years technical and practical experience in the design, construction and commissioning of mineral processing plants including detailed understanding of multi-disciplinary design delivery.


• Knowledge and practical application of design theories, principles, and practices including sizing conveyors, pumps and other equipment typical in mineral processing.


• Able to provide input into conceptual layouts and designs through.


• Knowledge of current engineering design, standards and practice.


• High level of communication, written, planning and organisation skills.


• Proficient with typical engineering software, particularly Excel, Word, 3D viewing software.


• Full and unrestricted Australian working rights

What's on offer:

We value you and understand that life happens outside of work.

Along with convenient amenities, we offer a work place that genuinely cares and as a team we ensure that you have the practical support you need.

This includes:

• Attractive remuneration on a weekly pay cycle


• Employee Assistance Program (EAP), well-being assistance, free for all the family


• A collaborative and supportive team environment with all the tools to succeed


• GRES provides 24 weeks of paid parental leave to primary caregivers


• Friendly supportive culture

With over 800 employees across Australia and growing, our focus is to create a rewarding working environment where you will be valued and appreciated for your knowledge, experience and innovative mind.

Discover what's under the bonnet at GRES by visiting our careers page https://careers.gres.com.au/ to find a culture where you are valued, make a difference and gain end-to-end project experience.

GRES is an equal opportunity employer and believes that diversity, equity and inclusion deepens our depth of knowledge, capability and experience.

We welcome applications from all backgrounds.

Type: Permanent

Category: Construction - No Selection Required

Reference ID: JP000013

Date Posted: 30/10/2026