Process Engineer

OLEOLOGY Asia Sdn. Bhd.; Kuala Lumpur; On-site; MYR 120,000 - 180,000; Full time

Job summary

OLEOLOGY Asia Sdn. Bhd. is hiring a Process Engineer to support design, optimization, and operation of water treatment systems for industrial clients in Malaysia, reporting to the Australian office.

You will work with Design Engineering and Operations teams, perform feasibility analyses, and help develop process control philosophies while coordinating with contractors through project execution.

Qualifications

• Bachelor’s degree in Chemical or Mechanical Engineering.
• 5+ years of proven process engineering experience.
• Feasibility studies, gap analysis and debottlenecking experience.
• Knowledge of GA drawings, PFD & P&ID.
• Experience in water treatment plant design is an asset.
• Experience in project management and cross-functional collaboration.
• Familiarity with Oil & Gas, Mining and general industry standards.
• Willingness to work in Malaysia and report to Australia.

Responsibilities

• Support process design with Design Engineering and Operations teams.
• Provide input for troubleshooting and maintenance activities.
• Monitor asset performance via remote tools and internal platforms.
• Help develop Process Control Philosophies for water treatment systems.
• Assist CTRs, technical write-ups and client proposals.
• Participate in MOC processes and documentation control.
• Contribute to risk assessments such as HAZOP/HAZID/JHA.
• Assist in Operation & Maintenance manuals and site coordination.
• Coordinate with contractors during fabrication, installation and commissioning.

Skills

Process Engineering

Equipment sizing

Process simulation

Design

Troubleshooting

Project management

HSE awareness

Independent worker

Education

Bachelor’s Degree in Chemical Engineering / Mechanical Engineering

Job description

We're Hiring – Join the OLEOLOGY Asia Team

Are you looking to be a part of Australia's Leading Water Treatment Company as a Process Engineer?

About Us

OLEOLOGY is a Perth-based company that's committed to creating cleaner water for our clients throughout Australia and New Zealand. We offer advanced oil and hydrocarbon removal solutions that make discharging and recycling water quicker, simpler, and more cost-effective. Work closely with the Director, Paul Callaghan to learn about the newest technology and adapt your skills to the leading treatment designs in the Australasian region.

About You

The position of Process Engineer has a dynamic application To provide process engineering support for the design, optimisation, and operation of water treatment systems, ensuring efficient, safe, and reliable system performance across all project phases—from conceptual design and FEED through to commissioning and operational support—while contributing to system improvement, troubleshooting, and technical documentation for industrial clients. OLEOLOGY has a fast-growing team looking for other motivated engineers to join this exciting new opportunity as part of the company’s expansion in Malaysia.

You Should Have:

Bachelor’s Degree in Chemical Engineering / Mechanical Engineering

At least 5 Years of proven experience in process engineering (equipment sizing, process simulation and design)

Experience in conducting feasibility studies, gap analysis, asset debottlenecking and troubleshooting.

Good understanding on process design and layout drawings (GA's, PFD & P&ID).

Experience in design of water treatment plants and facilities will be an added advantage.

Experience in project management.

Knowledge of general industry related standards for Oil & Gas, Mining and General Industry.

Learn quickly and able to adapt and work independently in Malaysia and reporting to the Australian office.

Familiarity with health and safety regulations – knowledge in Hazardous Area Classification requirements will be an added advantage.

Key Responsibilities

Work closely with Design Engineering and Operations teams to support process design of new systems and debottlenecking of existing assets.

Provide process engineering input for troubleshooting and maintenance-related activities.

Conduct asset surveillance and performance monitoring of installed systems via remote monitoring tools and internal engineering platforms.

Support development of Process Control Philosophies for water treatment systems.

Assist in preparation of CTRs (Cost Time Resource estimates), technical write-ups, and client proposals.

Participate in Management of Change (MOC) processes, including asset register updates and documentation control.

Participate in or support Risk Assessments including HAZOP, HAZID, and JHA workshops.

Support preparation of Operation & Maintenance manuals for water treatment systems.

Coordinate with contractors during fabrication, installation, and commissioning activities.

Assist Engineering Manager in day-to-day engineering tasks and project execution activities

Bonus points if you have

Previous experience working with engineering teams.

Tender Applications.

Experience in B2B environments.

Project costings.

Contacts within the Oil & Gas, Petrochemicals and Process Industries in the Asia market.

Experience in wastewater treatment.

Why Join Our Team?

Water is a significant element to industry & community.

Work with leading edge water treatment technology and R&D.

Develop Specialist skills in critical & significant industries.

A strong, supportive and close-knit team – co-working with colleagues in multiple location across Perth, Brisbane, Malaysia and India.

Inviting & accommodating work environment.

A part of Australasia’s fast-growing Environmental Water Engineering company.

Interact with industry professionals at social business events.

Your application will include the following questions:

• Which of the following statements best describes your right to work in Malaysia?
• What's your expected monthly basic salary?
• Which of the following types of qualifications do you have?
• How many years' experience do you have as a process engineer?
• How many years of project management experience do you have?
• How many years' experience do you have with change management?
• Do you have experience preparing and submitting tenders?
• Are you willing to undergo a pre‑employment background check?
• How many years of experience do you have in the Water Treatment Industry?