Senior Process Engineering Engineer Jobs in Rockingham & Kwinana Perth WA - May 2026

Listed three days ago

Project Engineers

at Wesfarmers Chemicals, Energy & Fertilisers

This is a Full time job

Exciting opportunity for developing Project Engineers to make an impact!
Opportunity to work on multi-disciplinary brownfield projects.
Kwinana operaitons with flexible work arrangements and on-site parking.

Exciting opportunity for developing Project Engineers to make an impact!
Opportunity to work on multi-disciplinary brownfield projects.
Kwinana operaitons with flexible work arrangements and on-site parking.

Great opportunity for Project Engineers to make a difference whilst working on some dynamic brownfield projects located at our Kwinana facilities.

subClassification: Project EngineeringProject Engineering

classification: Engineering(Engineering)

3d ago

Listed thirty five minutes ago

Engineer Commissioning (Process)

at Tianqi Lithium Kwinana Pty Ltd

Be an early applicant

This is a Contract/Temp job

Kwinana Beach, Perth WA

First Lithium Hydroxide Plant in Australia
Attractive remuneration package including additional Superannuation
Great team culture and supportive work environment

First Lithium Hydroxide Plant in Australia
Attractive remuneration package including additional Superannuation
Great team culture and supportive work environment

At TLEA, you'll be part of a team that is excited to be involved in a world-class project that benefits not only WA but the world.

subClassification: Process EngineeringProcess Engineering

classification: Engineering(Engineering)

35m ago

Listed twenty five days ago

Process Engineer (Senior), Water Treatment

at KE Select

This is a Full time job

Rockingham & Kwinana, Perth WA

Site-based, Kwinana (No FIFO)
Long-term career development opportunities
Exposure to a high-tech water treatment facility with complex process systems

Site-based, Kwinana (No FIFO)
Long-term career development opportunities
Exposure to a high-tech water treatment facility with complex process systems

Process Engineer supporting water treatment operations, optimisation and continuous improvement | competitive salary | Site-based, No FIFO

subClassification: Process EngineeringProcess Engineering

classification: Engineering(Engineering)

25d ago•Expiring

Listed ten days ago

Lead Project Engineer

at Wesfarmers Chemicals, Energy & Fertilisers

This is a Full time job

Kwinana Town Centre, Perth WA

Exciting opportunity for you to join our business during our phase of growth!
Leading multi-disciplinary brownfield projects across an entire life cycle.
Kwinana WA operations; flexible work arrangements & on-site parking.

Exciting opportunity for you to join our business during our phase of growth!
Leading multi-disciplinary brownfield projects across an entire life cycle.
Kwinana WA operations; flexible work arrangements & on-site parking.

A great opportunity for a Project Engineering Lead to make an impact in our dynamic brownfield project environment!

subClassification: Project EngineeringProject Engineering

classification: Engineering(Engineering)

10d ago•Expiring

Listed twenty three hours ago

Senior Estimator & Estimators - Heavy Fabrication

at Allspec Engineering Pty Ltd

Be an early applicant

This is a Full time job

Hope Valley, Perth WA

Join a dynamic team with a wide range of projects and capabilities!
Ideal for skilled tradespeople looking for their next growth opportunity!
Excellent remuneration package and work/life balance!

Join a dynamic team with a wide range of projects and capabilities!
Ideal for skilled tradespeople looking for their next growth opportunity!
Excellent remuneration package and work/life balance!

Allspec Engineering Pty Ltd has an exciting opportunity for experienced Senior Estimators and Estimators to join our team in Hope Valley.

subClassification: EstimatingEstimating

classification: Construction(Construction)

23h ago

Listed twenty nine days ago

Lead, Capital Projects

at Tronox

This is a Full time job

Kwinana Beach, Perth WA

Work life balance: Enjoy a 38-hour week, compressed into a 9-day fortnight!
13% Superannuation + eligibility to participate in Annual Incentive Program!
Company paid salary continuance, journey, TPD & life insurances

Work life balance: Enjoy a 38-hour week, compressed into a 9-day fortnight!
13% Superannuation + eligibility to participate in Annual Incentive Program!
Company paid salary continuance, journey, TPD & life insurances

The Capital Projects Lead at Tronox’s Kwinana Pigment Plant is responsible for leading and delivering the site’s capital project portfolio.

subClassification: Strategy & PlanningStrategy & Planning

classification: Consulting & Strategy(Consulting & Strategy)

29d ago•Expiring

Listed one day ago

Process Group Leader

at CSBP Ltd

This is a Full time job

Kwinana Beach, Perth WA

Competitive salary, including shares & bonus

Play a vital role in a high-performing team
Grow your career with a company that prioritises safety and innovation.
Full time, permanent role based in Kwinana

Play a vital role in a high-performing team
Grow your career with a company that prioritises safety and innovation.
Full time, permanent role based in Kwinana

Provide frontline leadership and supervision across our fertiliser production operations.

subClassification: Mining - ProcessingMining - Processing

classification: Mining, Resources & Energy(Mining, Resources & Energy)

1d ago

Listed four days ago

Operations Manager, O&M

at ACCIONA Australia

This is a Full time job

Bertram, Perth WA

Super + Bonus + Annual Review

Waste to Energy | Kwinana Location | Strong Leadership Role
Global leaders in sustainability | Inclusive culture with strong development
Operations and Maintenance | High Safety Focus, stable workforce

Waste to Energy | Kwinana Location | Strong Leadership Role
Global leaders in sustainability | Inclusive culture with strong development
Operations and Maintenance | High Safety Focus, stable workforce

Qual in Engineering, Mining, Heavy Industry or equivalent Previous experience within the renewable energy or waste management sectors 10+ Industry exp

subClassification: OtherOther

classification: Engineering(Engineering)

4d ago

Listed fifteen days ago

Principal Mechanical Engineer

at Maxima Recruitment Services

This is a Full time job

Kwinana Beach, Perth WA

Principal Mechanical Engineer

subClassification: Mechanical EngineeringMechanical Engineering

classification: Engineering(Engineering)

15d ago

Listed nineteen hours ago

Senior Technician E&I

at Tianqi Lithium Kwinana Pty Ltd

This is a Full time job

Kwinana Beach, Perth WA

First Lithium Hydroxide Plant in Australia
Attractive remuneration package including additional Superannuation and bonus
Private health insurance reimbursement

First Lithium Hydroxide Plant in Australia
Attractive remuneration package including additional Superannuation and bonus
Private health insurance reimbursement

At TLEA, you'll be part of a team that is excited to be involved in a world-class project that benefits not only WA but the world.

subClassification: Mining - Engineering & MaintenanceMining - Engineering & Maintenance

classification: Mining, Resources & Energy(Mining, Resources & Energy)

19h ago

Listed three days ago

Electrical Site Engineers & Project Engineers

at CGC Recruitment

This is a Full time job

Rockingham & Kwinana, Perth WA

Electrical Site & Project Engineers - Defence Infrastructure | HV/LV Works | Perth Metro | $90-145k + uplift

subClassification: Project EngineeringProject Engineering

classification: Engineering(Engineering)

3d ago

Listed nine days ago

Electrical & Instrumentation Manager

at Coogee

This is a Full time job

Kwinana Beach, Perth WA

Key Leadership Role Leading a Team of Seven EI&C Professionals
Permanent Full-Time Position | Free On-site Parking
Long Term Career Stability with a Leading Chemical Manufacturer

Key Leadership Role Leading a Team of Seven EI&C Professionals
Permanent Full-Time Position | Free On-site Parking
Long Term Career Stability with a Leading Chemical Manufacturer

Join Coogee as a qualified Electrical Engineer with at least 10 years experience in E&I roles to support EI&C project delivery across Coogee.

subClassification: Electrical/Electronic EngineeringElectrical/Electronic Engineering

classification: Engineering(Engineering)

9d ago

Listed four days ago

Mechanical Planner

at Maintenance Systems Solutions Pty Ltd

This is a Contract/Temp job

Kwinana Beach, Perth WA

Hourly rate + Super Paid Weekly (See advert)

Initial 3 month contract with extension possible
M - F Roster | 7.30 - 3.30 (8 hr Days)
SAP S/4HANA Cloud public system | Process plant experience required

Initial 3 month contract with extension possible
M - F Roster | 7.30 - 3.30 (8 hr Days)
SAP S/4HANA Cloud public system | Process plant experience required

Mechanical Planner role supporting process plant maintenance | Kwinana based | Monday to Friday.

subClassification: Mining - Engineering & MaintenanceMining - Engineering & Maintenance

classification: Mining, Resources & Energy(Mining, Resources & Energy)

4d ago

Listed nineteen days ago

Production Manager

at Doina Engineering & Construction Pty Ltd

This is a Full time job

Kwinana Beach, Perth WA

Lead steel fabrication projects, drive quality, and make an impact as our Workshop Production Manager

subClassification: ManagementManagement

classification: Manufacturing, Transport & Logistics(Manufacturing, Transport & Logistics)

19d ago

Listed nine days ago

Project Manager

at Ahrens Group

This is a Full time job

Kwinana Beach, Perth WA

120+ years strong — Family-owned, WA-rooted and growing.
Lead end-to-end delivery of large-scale projects.
Grow with us — We invest in our people and have the work to prove it.

120+ years strong — Family-owned, WA-rooted and growing.
Lead end-to-end delivery of large-scale projects.
Grow with us — We invest in our people and have the work to prove it.

We are seeking an experienced Project Manager for fabrication and industrial projects across safety, quality, scheduling, and commercial performance.

subClassification: Project ManagementProject Management

classification: Construction(Construction)

9d ago

Listed sixteen days ago

Lead Electrical & Instrumentation Designer

at Embedded Expertise

This is a Contract/Temp job

Bertram, Perth WA

Lead role supporting complex resources projects in a high-performing consultancy
Hands-on design & coordination across multidisciplinary delivery teams
Kwinana-based position @ long-term stability & potential for ongoing work

Lead role supporting complex resources projects in a high-performing consultancy
Hands-on design & coordination across multidisciplinary delivery teams
Kwinana-based position @ long-term stability & potential for ongoing work

Senior E&I Designer role in Kwinana working on major resources projects with long term scope and strong career growth in a leading consultancy

subClassification: Electrical/Electronic EngineeringElectrical/Electronic Engineering

classification: Engineering(Engineering)

16d ago

Listed fifteen days ago

Principal Electrical Engineer

at Maxima Recruitment Services

This is a Full time job

Kwinana Beach, Perth WA

Principal Electrical Engineer

subClassification: Building Services EngineeringBuilding Services Engineering

classification: Engineering(Engineering)

15d ago

Listed ten days ago

Manager Procurement

at Tianqi Lithium Kwinana Pty Ltd

This is a Full time job

Kwinana Beach, Perth WA(Hybrid)

Hybrid working options available
Attractive remuneration package including additional Superannuation and bonus
Private health insurance reimbursement

Hybrid working options available
Attractive remuneration package including additional Superannuation and bonus
Private health insurance reimbursement

At TLEA, you'll be part of a team that is excited to be involved in a world-class project that benefits not only WA but the world.

subClassification: Purchasing, Procurement & InventoryPurchasing, Procurement & Inventory

classification: Manufacturing, Transport & Logistics(Manufacturing, Transport & Logistics)

10d ago•Expiring

Listed thirteen days ago

Quality Assurance Lead

at ATCO Structures & Logistics Pty Ltd

This is a Full time job

Hope Valley, Perth WA

Join a global leader with long-term stability

Competitive remuneration package + superannuation
Supportive workplace and a great team environment
Exciting opportunity with global market leader

Competitive remuneration package + superannuation
Supportive workplace and a great team environment
Exciting opportunity with global market leader

Step into a hands-on QA role where you can drive real improvements, influence standards and build a long-term career with a global leader.

subClassification: Quality Assurance & ControlQuality Assurance & Control

classification: Manufacturing, Transport & Logistics(Manufacturing, Transport & Logistics)

13d ago

Listed three days ago

Mechanical Supervisor

at CSI Mining Services

This is a Full time job

Kwinana Town Centre, Perth WA

Impressive Salary packages, Bonuses and Benefits

An exciting opportunity grow, diversify and challenge your skills
Financial benefits such as annual bonuses, share plan, employee referral rewards
Play an integral role in the building a strong and effective team

An exciting opportunity grow, diversify and challenge your skills
Financial benefits such as annual bonuses, share plan, employee referral rewards
Play an integral role in the building a strong and effective team

CSI are seeking an experienced Mechanical Supervisor to join a high-performing team at our Kwinana Workshop. Permanent full-time on Mon-Fri roster.

subClassification: Team Leaders/SupervisorsTeam Leaders/Supervisors

classification: Manufacturing, Transport & Logistics(Manufacturing, Transport & Logistics)

3d ago

Listed thirteen days ago

Asset Data Technical Officer

at Wesfarmers Chemicals, Energy & Fertilisers

This is a Full time job

Kwinana Beach, Perth WA

Competitive salary, including shares & bonus

Key role in driving a data informed culture across a range of business units
Gain exposure to data analytics and leverage leading technology support
Full time, permanent role based in Kwinana

Key role in driving a data informed culture across a range of business units
Gain exposure to data analytics and leverage leading technology support
Full time, permanent role based in Kwinana

Support asset management and master data for plant and equipment across CSBP and Kleenheat depots and production facilities.

subClassification: MaintenanceMaintenance

classification: Engineering(Engineering)

13d ago•Expiring

Listed nine days ago

Project Engineer

at FREDON INDUSTRIES

This is a Full time job

Rockingham, Perth WA

Australian Owned and Operated Business
Great Team and Great Clients
Great opportunity in a growing business

Australian Owned and Operated Business
Great Team and Great Clients
Great opportunity in a growing business

We are currently looking for an experience Project Engineer to join our WA Electrical Construction team located in Rockingham.

subClassification: Project EngineeringProject Engineering

classification: Engineering(Engineering)

9d ago

Listed seven days ago

Process Operator

at Kleenheat

This is a Full time job

Kwinana Town Centre, Perth WA

Competitive salary, including shares & bonus

Grow your career in Process Operations with a company that prioritises safety
Enjoy long-term career development, competitive remuneration & share allocations
Full time, permanent role based in Kwinana

Grow your career in Process Operations with a company that prioritises safety
Enjoy long-term career development, competitive remuneration & share allocations
Full time, permanent role based in Kwinana

We're seeking a motivated and experienced Process Operator to join our team at our Kwinana based Kleenheat Production Facility

subClassification: Oil & Gas - Production & RefinementOil & Gas - Production & Refinement

classification: Mining, Resources & Energy(Mining, Resources & Energy)

7d ago

Listed thirteen days ago

Mechanical Coordinator

at Maintenance Systems Solutions Pty Ltd

This is a Contract/Temp job

Kwinana Beach, Perth WA

Hourly rate + Super Paid Weekly (See advert)

Kwinana Industrial Area
M - F Roster
6-month initial contract | Possible Extension

Kwinana Industrial Area
M - F Roster
6-month initial contract | Possible Extension

Mechanical Coordinator role supporting refinery maintenance and shutdown activities | Kwinana.

subClassification: Mining - Engineering & MaintenanceMining - Engineering & Maintenance

classification: Mining, Resources & Energy(Mining, Resources & Energy)

13d ago

Listed three days ago

Water Treatment Process Operator

at WorkPac - Rockingham

This is a Full time job

Hope Valley, Perth WA

$110,000 – $125,000 per year + annual bonus

4:4 roster DS/NS
Permanent position with our Client
Competitive salary package with nightshift allowance and annual bonus

4:4 roster DS/NS
Permanent position with our Client
Competitive salary package with nightshift allowance and annual bonus

We are seeking experienced Water Treatment Process Controllers for full time roles on Alcoa's Kwinana/Hope Valley site.

subClassification: TechniciansTechnicians

classification: Trades & Services(Trades & Services)

3d ago

Listed fifteen days ago

Technician Condition Monitoring (Kwinana)

at Covalent Lithium

This is a Full time job

Kwinana Beach, Perth WA

Globally recognised shareholders
Drive reliability with proactive monitoring across critical refinery assets
Enjoy a 5/2 roster & a healthy work-life balance

Globally recognised shareholders
Drive reliability with proactive monitoring across critical refinery assets
Enjoy a 5/2 roster & a healthy work-life balance

Drive asset reliability through proactive condition monitoring in a refinery role, with a 5/2 roster offering stability & work-life balance

subClassification: Mining - Engineering & MaintenanceMining - Engineering & Maintenance

classification: Mining, Resources & Energy(Mining, Resources & Energy)

15d ago

Listed thirteen days ago

Production Supervisor

at Diamond Precast

This is a Full time job

Naval Base, Perth WA

Immediate start
Full Time Opportunity
Good working environment

Immediate start
Full Time Opportunity
Good working environment

Excellent opportunity to join our expanding company and develop your career further!

subClassification: Team Leaders/SupervisorsTeam Leaders/Supervisors

classification: Manufacturing, Transport & Logistics(Manufacturing, Transport & Logistics)

13d ago

Listed more than thirty days ago

Area Manager

at Ecolab Pty Ltd

This is a Full time job

Rockingham & Kwinana, Perth WA(Hybrid)

Fantastic opportunity, where you can make a difference
Leadership role
Do you have a passion to succeed?

Fantastic opportunity, where you can make a difference
Leadership role
Do you have a passion to succeed?

Are you a people leader looking to work in the fascinating water industry? Here's a great opportunity to make a difference and lead a team to their...

subClassification: Management - Area/Multi-siteManagement - Area/Multi-site

classification: Retail & Consumer Products(Retail & Consumer Products)

30d+ ago•Expiring