Water and Wastewater Technician

About Us

Centurion – Asia Pacific Rentals and Services supplies high-quality, certified equipment solutions to the mining, energy, industrial, infrastructure, and construction sectors. Our range includes water and wastewater treatment services, power generation, pumps, winches, and lifting equipment. Our Bibra Lake facility focuses on sustainable water and wastewater services, delivering innovative, environmentally responsible solutions that ensure operational excellence for our clients across Australia.

About the role

We are looking for an experienced Water and Wastewater Techincian with a proactive, hands-on attitude to join our team. You will be responsible for the daily operation and maintenance of water and wastewater treatment systems — including but not limited to filtration, reverse osmosis (RO), chlorination, UV disinfection, SAF, SBR, and MBR technologies. This role will be required to work in remote locations.

Responsibilities

• Conduct preventive and corrective maintenance on water and wastewater treatment equipment, including pumps, motors, instrumentation and control systems.
• Diagnose and troubleshoot mechanical, electrical and process-related faults to minimise downtime and ensure operational reliability.
• Inspect, test and calibrate instrumentation, sensors and monitoring equipment to maintain system accuracy and performance.
• Support the commissioning, optimisation and continuous improvement of water and wastewater treatment systems.
• Analyse operational data and treatment performance trends to identify opportunities for improved efficiency and compliance.
• Assist with asset management activities, including maintenance scheduling, equipment condition assessments and lifecycle planning.
• Ensure treatment systems operate in accordance with regulatory requirements, environmental standards and company procedures.
• Investigate process issues and implement corrective actions to maintain water quality and treatment performance.
• Coordinate with contractors, suppliers and site personnel to facilitate maintenance and improvement works.
• Prepare technical documentation, maintenance records, inspection reports and compliance-related documentation.
• Participate in emergency response and breakdown maintenance activities as required.
• Promote and maintain a strong commitment to workplace health, safety and environmental practices.

What we are looking for?

• Previous experience in maintaining and operating reverse osmosis and wastewater treatment plants (required)
• Engineering background or relevant discipline (highly regarded)
• Must have previous SBR experience
• Proven hands-on mechanical aptitude and equipment maintenance experience
• Demonstrated ability to work independently with strong problem-solving and process knowledge
• Experience in troubleshooting and calibrating instrumentation and sensors
• Combine the ability to read and interpret engineering drawings into one dot point
• Accurate and timely documentation in line with company procedures, quality systems, and safety standards

About you

• Strong trouble-shotting and problem-solving skill
• Strong commitment to workplace safety and health (WSH) practices
• Ability to work autonomously and as part of a team
• Strong commitment to quality workmanship and attention to detail
• Proficient in computer systems and data entry
• Excellent communication, interpersonal, and report writing skills
• Must hold HR licence

What We Offer

• Competitive hourly rate and hours
• A supportive, safety-first/quality first workplace culture
• Exposure to diverse equipment and interesting projects
• Long-term career prospects in a growing business

If this sounds like you, we’d love to meet you! Apply now!