Job Description

Reporting to the Geotechnical, Survey & Backfill Superintendent, the Senior Geotechnical Engineer is responsible for identifying potential geotechnical hazards and mitigating risks by providing sound and practical geotechnical strategies.

Roster

This role will be based onsite in Cobar, NSW working an 8/6 days FIFO roster from Brisbane or Sydney with local candidates highly regarded.

Responsibilities

- Identify opportunities for improvements in the geotechnical / backfill space such as optimise ground support, monitoring systems, work processes, and tasks to create a secure, effective, and efficient mine operation.
- Ensure all geotechnical / backfill aspects meet with the company standards and government regulations
- Ensure all critical controls are in place
- Periodically review and update relevant PHMPs, TARPS and SWIs.
- Identify potential long term geotechnical hazards and provide strategies to minimise risk to personnel & production
- Provide geotechnical input into the long-term mine design, 3MRS, LOM, and LOA
- Develop and maintain geotechnical records and databases with accuracy.
- Develop, review and maintain geotechnical monitoring and seismic systems
- Perform numerical modelling to improve geotechnical analysis and assessment
- Ensure effective application of critical controls in all backfill work plans
- Maintain positive communication and collaborate with all underground stakeholders to support objectives and achieve targets
- Provide cost and budget input to the Geotech, Survey, and Backfill Superintendent
- Mentoring and assisting career development of the team.

Qualifications

- Degree in Mining, Geology, Civil, or related Engineering field
- Manual Driver License
- 5-10 years of experience in underground mining, with at least 5 years in Geotechnical role
- Familiarisation with backfill (paste / rock) design process, and experience with inrush controls.




- Experience in using Microsoft Office
- Proficient with CAD software, Deswik is preferred
- Proficient with numerical modelling & geotechnical software (Rocscience)
- Experience with using seismic monitoring software (IMS software)
- Experience with ground instrumentation monitoring

Benefits

- Competitive salary including eligibility to participate in quarterly bonus.
- Opportunity to grow your career within a dynamic international organisation.
- Health and wellbeing initiatives, including access to gym and pool facilities to our employees and their dependants in Cobar.
- Join a business that is growing in Australia and exposed to the high growth commodities of copper and gold.

Eligibility & Requirements

Please note: All candidates must have the right to live and work in Australia and will be required to undertake a comprehensive pre-employment medical screen, including drug and alcohol testing.

About The Team

Harmony is the largest gold producer by volume in South Africa and is a significant operator of gold tailings retreatment facilities. In Papua New Guinea, Harmony owns and operates the Hidden Valley mine and owns 50% of the Tier 1 Wafi-Golpu copper-gold project. In Australia, Harmony owns the high-grade CSA copper mine in Cobar, NSW and is constructing the Eva Copper Mine in Cloncurry, QLD with first production targeted for the second half of the 2028 calendar year. These assets are supported by the Harmony Australasia regional corporate office located in Milton, Brisbane.

CSA, one of Australia's longest operating copper mines, has a history dating back almost 150 years. The mine is 1.9km deep and has a reserve grade of 3.4% Cu. Located near the vibrant regional town of Cobar, CSA Mine is a long-standing underground copper operation with a strong connection to its local community. Our people enjoy a supportive team environment, meaningful careers and the lifestyle benefits that come with regional NSW

Company Website

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📌 Senior Geotechnical Engineer (Cobar)
🏢 Harmony Australasia
📍 Cobar