Optimization Engineer Jobs in All Perth WA - Aug 2026

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Production Engineer

This is a Full time job

Hands-on engineering on the plant floor
Build your automation and process skills on live plant systems
Great work/life balance and free onsite parking

Matrix is seeking an experienced Production Engineer to join our team at our world-class Henderson manufacturing facility!

subClassification: Process EngineeringProcess Engineering classification: Engineering(Engineering)

Featured

This is a featured job

Long-Term Planning Engineer

at Global Lithium Resources Limited

This is a Full time job

West Perth, Perth WA

Shape the life of mine plan for Manna DSO.
Perth/site-based strategic role, direct to GM.
Join GL1 at a pivotal pre-production stage.

Own life of mine planning for the Manna DSO operation – schedules, pit optimisation and reserves that drive board-level decisions. Perth/site hybrid.

subClassification: Mining - Engineering & MaintenanceMining - Engineering & Maintenance classification: Mining, Resources & Energy(Mining, Resources & Energy)

Featured•Expiring

Listed three days ago

Reliability Engineer

at Ox Mountain Limited

This is a Full time job

Perth WA

Reliability Engineer delivering heavy haul rolling stock maintenance strategy optimisation using IronMan® platform.

subClassification: MaintenanceMaintenance classification: Engineering(Engineering)

3d ago

Listed two days ago

Mechanical Engineer

at WA Thermal Insulation Pty Ltd

This is a Full time job

Forrestdale, Perth WA

$75,000 – $85,000 per year

Mechanical Engineer to design, analyse, and optimise mechanical systems for industrial projects.

subClassification: Mechanical EngineeringMechanical Engineering classification: Engineering(Engineering)

2d ago

Listed one day ago

Mechanical Engineer - Asset Management & Reliability

at Genesis Minerals

This is a Full time job

Perth WA

Hotel Discounts, referral scheme + more!

Located in Modern office - Perth CBD
New role with competitive salary + bonus structure
Genuine pathways to further your career

Influence equipment strategy, reliability improvement, lifecycle planning, capital investment and long-term fleet performance

subClassification: Mining - Engineering & MaintenanceMining - Engineering & Maintenance classification: Mining, Resources & Energy(Mining, Resources & Energy)

1d ago

Listed two days ago

Water Networks Senior Engineer

at Water Corporation

Be an early applicant

This is a Full time job

Leederville, Perth WA

$135,693 + Super + Benefits that Matter

Drive Water Loss & NRW performance across WA water schemes
12-month fixed-term role, commencing September 2026
$135,693 + Super - specialist role with state-wide impact and influence

Use data and engineering expertise to reduce water loss, optimise WA's water networks and drive sustainable outcomes. $135k+ Super.

subClassification: Water & Waste EngineeringWater & Waste Engineering classification: Engineering(Engineering)

2d ago

Listed eight days ago

Production Engineer

at Matrix Composites & Engineering Ltd

This is a Full time job

Henderson, Perth WA

Hands-on engineering on the plant floor
Build your automation and process skills on live plant systems
Great work/life balance and free onsite parking

Matrix is seeking an experienced Production Engineer to join our team at our world-class Henderson manufacturing facility!

subClassification: Process EngineeringProcess Engineering classification: Engineering(Engineering)

8d ago

Listed two days ago

Water Networks Principal Engineer

at Water Corporation

Be an early applicant

This is a Full time job

Leederville, Perth WA

$155,648 + Super + Benefits that Matter

Join our Scheme Performance team in Leederville
Drive network performance and asset investment outcomes across WAs water schemes
$155,648 + Super - 12 month opportunity with flexible work arrangements

Shape WA's water future as a Principal Engineer, leading network performance, asset investment strategy and sustainable outcomes. $155k+ Super.

subClassification: Water & Waste EngineeringWater & Waste Engineering classification: Engineering(Engineering)

2d ago

Listed three days ago

Engineer - Control Systems I Kewdale

at Pacific Energy Ltd

This is a Full time job

Kewdale, Perth WA(Hybrid)

Enjoy a nine-day fortnight & flexible working arrangements
Fantastic remuneration package
Ongoing training and career progression and much more!

Our purpose is to transition the world to a clean energy future.

subClassification: Systems EngineeringSystems Engineering classification: Engineering(Engineering)

3d ago

Listed twenty nine days ago

Long-Term Planning Engineer

at Global Lithium Resources Limited

This is a Full time job

West Perth, Perth WA

Shape the life of mine plan for Manna DSO.
Perth/site-based strategic role, direct to GM.
Join GL1 at a pivotal pre-production stage.

Own life of mine planning for the Manna DSO operation – schedules, pit optimisation and reserves that drive board-level decisions. Perth/site hybrid.

subClassification: Mining - Engineering & MaintenanceMining - Engineering & Maintenance classification: Mining, Resources & Energy(Mining, Resources & Energy)

29d ago•Expiring

Listed three days ago

Reliability Engineer

at Chandler Macleod

This is a Contract/Temp job

Perth WA

Immediate start, 6 mth assignment
FIFO, 8/6 Roster
Coastal Pilbara location

FIFO 8/6 Roster, Reliability Engineer | Investigate failures, optimise maintenance strategies, and drive asset performance improvements. 6 Months

subClassification: Mechanical EngineeringMechanical Engineering classification: Engineering(Engineering)

3d ago

Listed twenty three days ago

Senior Engineer - Generator Performance Standards

at Australian Energy Market Operator (AEMO)

This is a Full time job

Perth WA(Hybrid)

Lead generator performance standards in a transforming energy market.
Influence power system security, compliance and regulatory reform.
Work with industry leaders to shape WA’s renewable energy future.

Shape WA’s energy future as a Senior Engineer, leading generator performance and power system outcomes during the energy transition.

subClassification: Electrical/Electronic EngineeringElectrical/Electronic Engineering classification: Engineering(Engineering)

23d ago•Expiring

Listed eleven days ago

Power Systems Engineer

at GHD Pty Ltd

This is a Full time job

Perth WA(Hybrid)

We’re looking for a Power Systems Engineer (Mid to Senior level) to join our WA DDO Energy Delivery Group.

subClassification: Electrical/Electronic EngineeringElectrical/Electronic Engineering classification: Engineering(Engineering)

11d ago

Listed twenty three days ago

Production or Plant Engineer

at KLF CONTRACTS PTY LTD

This is a Full time job

Wangara, Perth WA

$95,000 – $105,000 per year

Production/ Plant Engineer wanted to optimise plant performance, improve operational efficiency and support major civil and mining projects across WA.

subClassification: Mechanical EngineeringMechanical Engineering classification: Engineering(Engineering)

23d ago•Expiring

Listed twenty six days ago

Principal Mining Engineer

at Mineral Mining Services

This is a Full time job

West Perth, Perth WA

Drive End-to-End Studies - Scoping through DFS, pit design to modelling
Shape the Pipeline - Direct strategic input into MMS's growing project portfolio
West Perth, Executive Reward - Principal-level role, competitive package

Lead pit design, financial modelling & DFS studies as our next Principal Mining Engineer - shape MMS's growing project pipeline from West Perth HQ!

subClassification: Mining - OperationsMining - Operations classification: Mining, Resources & Energy(Mining, Resources & Energy)

26d ago•Expiring

Listed twenty four days ago

Process Engineer Water Treatment and Tailings WA

at Lynas Rare Earths Ltd

This is a Full time job

Perth WA

$184,500 - $200,000 (including 12% superannuation)

Family friendly 8/6 roster
Competitive remuneration
Exciting and rewarding opportunity

Want to contribute to a sustainable future? Join Lynas Rare Earths, the world’s only significant supplier of separated rare earth materials outside...

subClassification: Process EngineeringProcess Engineering classification: Engineering(Engineering)

24d ago•Expiring

Listed nine days ago

Reliability Engineer

at Maca Mining Pty Ltd

This is a Full time job

Welshpool, Perth WA

Permanent full time position | Real career and development opportunities
Mon - Fri based in Welshpool with regular site visits
Real career and development opportunities

Join MACA and play a vital role in leading reliability improvement initiatives and strategies.

subClassification: MaintenanceMaintenance classification: Engineering(Engineering)

9d ago

Listed nine days ago

Project Engineer

at Brunel

This is a Full time job

Malaga, Perth WA

$140k - $150k + Super

End-to-end project ownership
Strong technical exposure across water treatment
Opportunity to step up to Senior Project Engineer

Perth-based role delivering water and wastewater projects, with exposure to clients, suppliers, contractors and multidisciplinary engineering teams.

subClassification: Project EngineeringProject Engineering classification: Engineering(Engineering)

9d ago

Listed eleven days ago

Production Engineer

at Randstad - Trades & Labour

This is a Contract/Temp job

Welshpool, Perth WA

$40 - $45 p.h.

Seeking Production Engineer for an immediate start

subClassification: Health, Safety & EnvironmentHealth, Safety & Environment classification: Construction(Construction)

11d ago

Listed ten days ago

Senior Engineer

at Australian Energy Market Operator (AEMO)

This is a Full time job

Perth WA(Hybrid)

Join a collaborative team shaping WA's clean energy future
Create lasting impact in an inclusive and flexible workplace
Apply power system expertise to solve complex energy challenges

Make a lasting impact on WA's energy future through innovation, collaboration and flexible ways of working.

subClassification: Electrical/Electronic EngineeringElectrical/Electronic Engineering classification: Engineering(Engineering)

10d ago

Listed four days ago

Lead Mechanical Engineer

at ACCIONA Australia

This is a Full time job

Alkimos, Perth WA

+ site uplift

Annual wellness and health benefits
Global career development programs
Inclusive and collaborative culture

Major water infrastructure project.

subClassification: Mechanical EngineeringMechanical Engineering classification: Engineering(Engineering)

4d ago

Listed twelve days ago

Seior Reliability Engineer

at Randstad Digital

This is a Full time job

Perth WA

Seeking a Senior Mechanical Reliability Engineer for a FIFO fixed plant contract. Must be an expe in crushing/conveyors & SAP PM.

subClassification: Engineering - HardwareEngineering - Hardware classification: Information & Communication Technology(Information & Communication Technology)

12d ago

Listed nineteen days ago

Senior Design Engineer

at Bradken

This is a Full time job

Burswood, Perth WA(Hybrid)

Competitive pay and benefits

Exciting opportunity for a Senior Design Engineer to join Bradken's engineering team in Burswood, WA

subClassification: Mechanical EngineeringMechanical Engineering classification: Engineering(Engineering)

19d ago

Listed four days ago

Planning Engineer

at Westgold Resources Limited

This is a Full time job

Perth WA

8/6 FIFO Roster
Base + Site Allowance + Health and Wellbeing Allowance + up to 15% STI
Ideal for a planning engineer ready for greater ownership

Underground Planning Engineer opportunity. Drive mine design, planning and optimisation in a growing long-life operation. 8/6 FIFO Roster

subClassification: Mining - Drill & BlastMining - Drill & Blast classification: Mining, Resources & Energy(Mining, Resources & Energy)

4d ago

Listed twelve days ago

Automation & Control Engineer

at Royal Mechanical Group Pty. Ltd.

This is a Full time job

Perth WA

$80,000 – $90,000 per year

Location: Perth, Western Australia Full-Time Salary: AUD $80,000 – $85,000 + Superannuation

subClassification: Oil & Gas - OperationsOil & Gas - Operations classification: Mining, Resources & Energy(Mining, Resources & Energy)

12d ago

Listed twenty four days ago

Senior Process Engineer – Lithium Projects (Contract)

at MINCORE PTY LTD

This is a Contract/Temp job

Perth WA

Join our Perth team to deliver process engineering for major lithium projects across studies, detailed design and EPCM delivery.

subClassification: Mining - ProcessingMining - Processing classification: Mining, Resources & Energy(Mining, Resources & Energy)

24d ago•Expiring

Listed two days ago

Mine Planning Engineer - Medium term

at Boab Metals Limited

This is a Full time job

Perth WA

Mine Planning Engineer (Medium term) to develop and optimise medium-term mine plans for the Sorby Hills Project.

subClassification: Mining - Engineering & MaintenanceMining - Engineering & Maintenance classification: Mining, Resources & Energy(Mining, Resources & Energy)

2d ago

Listed twenty nine days ago

Project Process Engineer - Water & Wastewater

at ABCO Water Systems

This is a Full time job

Kelmscott, Perth WA

Competitive remuneration | Autonomy in a vital role
Supportive management | Collaborative team environment
9-day fortnight | Full-time office-based position in Kelmscott

Join ABCO Water on our growth journey, and become a catalyst for 'Making Water Right'.

subClassification: Water & Waste EngineeringWater & Waste Engineering classification: Engineering(Engineering)

29d ago•Expiring

Listed five days ago

Senior Section Engineer

at NRW Pty Ltd

This is a Full time job

Perth WA

Deliver major metro infrastructure projects close to home
Access 450+ staff discounts plus salary sacrifice
Enjoy a Monday to Friday roster - no FIFO required

We are seeking an experienced Senior Section Engineer to provide technical leadership, guide project delivery and mentor engineering teams on major me

subClassification: Civil/Structural EngineeringCivil/Structural Engineering classification: Engineering(Engineering)

5d ago

Listed four days ago