Senior Fish Health and Water Quality Technician

Senior Fish Health and Water Quality Technician

Location: Bowen, Whitsundays, North QLD
Position: Full Time

About Us:

Coral Coast Barramundi is an industry leader in Barramundi aquaculture, located in Bowen in the beautiful Whitsundays. Australian owned and operated, we have been successfully farming Barramundi for over 25 years.

CCB is a fully integrated Barramundi operation, incorporating our own Breeding Facility, Hatchery and Nursery Rearing Facility, Growout Intensive Raceway System, and HACCP-approved Processing Facility.

We are seeking an experienced and motivated Senior Fish Health and Water Quality Technician to join our production team. This is an excellent opportunity for a capable aquaculture professional to contribute directly to fish welfare, disease prevention and treatment, water quality performance, research and development, and the ongoing optimisation of our farm operations.

The role combines hands-on work across the farm with office-based responsibilities including data collection, analysis, reporting, treatment planning, record keeping, and supporting continuous improvement initiatives.

We have a strong, established team of long-term managers, supervisors, leading hands, senior technicians and farm hands who will support you in your role.

This position is offered on an attractive 9-day fortnight roster, supporting a healthy work-life balance. Free onsite accommodation may be available for suitable candidates.

Employees of GFB Fisheries have access to Workplace Health and Wellbeing Support for themselves and their family, including assistance with personal challenges, mental health, grief, separation and financial concerns.

Key Responsibilities:

Monitor and assess fish health, behavior, condition, mortality and welfare across grow out operations.

Assist with the identification, investigation and management of fish health issues, including disease outbreaks, parasite monitoring and biosecurity risks.





Conduct routine and diagnostic microscope work, including skin, gill and parasite examinations.

Support the planning, preparation, implementation and evaluation of fish treatments in accordance with farm procedures, veterinary advice and regulatory requirements.

Undertake water quality monitoring, testing, analysis and reporting, including interpretation of results and identification of emerging trends or risks.

Maintain accurate fish health, treatment, mortality, water quality and production records using farm management software and internal reporting systems.

Assist with research and development trials, data collection and evaluation of new treatment methods and system improvements

Work closely with production managers, supervisors and farm teams to communicate fish health and water quality priorities.

Provide practical guidance and coaching to team members on fish handling, biosecurity, welfare, sampling, treatment procedures and water quality awareness.

Maintain a strong safety-first culture and ensure work is completed in line with company procedures, operational standards and relevant legislation.

Participate in general farm and production activities as required, including daily operational tasks, feeding, stock movements etc.

Required Skills & Experience:

Previous aquaculture experience in a role involving fish health, disease management and water quality

Relevant qualifications in Aquaculture, Marine Science, Animal Health, Biology, Veterinary Technology or a related field are highly regarded.

Demonstrated understanding of fish health, welfare, disease prevention, biosecurity and treatment practices.





Experience conducting fish health assessments and diagnostic work, including microscope examination of fish samples.

Robust practical knowledge of water quality parameters, testing methods and their impact on fish performance and welfare.

Strong Microsoft Excel skills are essential, including the ability to accurately enter, manage, analyse and report production, fish health and water quality data.

Competence using computer systems, spreadsheets, farm management software and digital data-entry platforms.

Strong attention to detail, sound judgement and a methodical approach to problem-solving.

Ability to work independently while also contributing effectively as part of a production team.

Clear verbal and written communication skills, with the ability to communicate findings and recommendations to a range of staff.

A practical, hands‑on approach and willingness to assist with broader farm operational tasks when required.

A commitment to workplace safety, animal welfare, continual improvement and teamwork.

What We Offer:

An attractive hourly rate above industry standards.

A 9-day fortnight roster to support work-life balance.

Free onsite accommodation may be available for the right candidate.

A supportive and collaborative workplace with experienced aquaculture professionals.

Opportunities to contribute to fish health innovation, research and development, and the ongoing improvement of a leading Barramundi operation.

Access to confidential employee health and wellbeing support for you and your family.

Our Commitment:

At Coral Coast Barramundi, we are committed to creating a rewarding workplace built on honesty, integrity, safety, teamwork and continual improvement. We value people who take pride in producing healthy, high-quality fish and who are motivated to contribute to the long‑term success of our farm.

Applications close: August 10th 2026. Please look us up at www.coralcoastbarra.com.au.

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📌 Senior Fish Health and Water Quality Technician (Bowen)
🏢 GFB Fisheries
📍 Bowen