Senior Geologist Resource

Gold Fields Australia Pty Limited; Perth; On-site; AUD 180,000 - 240,000; Full time

Benefits offered by this job

STIP/LTIP

Private health insurance allowance

5 weeks annual leave

$10K employee referral bonus

Job summary

Gold Fields Australia is seeking an experienced Senior Resource Geologist to join the Group Technical Geology Resource team in Perth. You will generate, maintain and review mineral inventory and Mineral Resource models, and manage geological data and QA/QC systems.

This permanent role offers a Monday-Friday or 9-day fortnight roster with monthly 4-day site visits, flexible options (full-time, part-time or job share) and a competitive package with STIP/LTIP and private health insurance allowances.

Qualifications

• Bachelor degree in geology with strong numeric focus.
• Minimum 5 years combined mine, exploration or project geology.
• Experience in resource modeling and estimation techniques.
• Knowledge of QA/QC and industry standards.

Responsibilities

• Generate, maintain and review Mineral Resource models.
• Manage geological data and QA/QC systems.
• Develop strategies for resource evaluation and reporting.
• Ensure models meet SAMREC, JORC and SOX standards.
• Audit and review models for quality and reconciliation.

Skills

Mine geology

Exploration geology

Resource estimation

Statistical analysis

Geostatistics

Education

Bachelor of Science in Geology

Tools

Datamine

Leapfrog Geo

Supervisor

Isatis

Job description

• Monday-Friday or 9-day fortnight with monthly 4-day site visits
• Competitive package, STIP/LTIP and private health insurance allowance
• Senior technical role shaping Resource models across Gold Fields Australia

Gold Fields Australia is currently seeking an experienced Senior Resource Geologist to join the Group Technical Geology Resource team.

Reporting to the Superintendent: Resource Geology you will be responsible for generating, maintaining and reviewing mineral inventory and Mineral Resource models. The successful incumbent may also be required to manage geological data and quality assurance systems.

This role is offered on a Monday to Friday or 9 day fortnight roster at our Perth corporate office on a permanent basis with monthly 4-day site visits required. For this role we will consider full-time, part-time or job share options.

Why You'll Love Working for Us

• Permanent role with a leading gold producer
• STIP/LTIP and monthly private health insurance allowance
• 5 weeks annual leave, long service leave after 5 years, paid parental leave
• $10K employee referral bonus

Key responsibilities will include:

• Always act in a manner that seeks to enhance the safety culture and performance of Gold Fields and ensures that the Vital Behaviours are adhered to at all times
• Develop and implement strategies to identify and maximize new opportunities for the operation through improved evaluation methodologies
• Provide expert resource modeling skills and develop appropriate resource models for mines and exploration projects
• Prepare and complete all reporting requirements with the appropriate level of detail within agreed timeframes
• Maintain and align staff with a continuous improvement program that ensures the Resource estimation practices, procedures, guidelines, site standard software and peer review processes are effective, current and in line with industry best practice standards
• Comply with external audits and industry best practice by ensuring that all prepared models meet the requirements of SAMREC, JORC and SOX standards
• Maintain a strong involvement with the QA/QC function in order to ensure the quality of the data supporting the Resource models
• Demonstrate an understanding of the financial implications and impacts of Resource model quality on mining and exploration decisions, by producing high quality, accurate resource models in a timely manner
• Audit and review mine and exploration models as part of a peer review process and provide appropriate inputs to improve quality of estimation
• Strong focus on model reconciliation with an ability to interrogate the causes of changes to models and demonstrate the impact on the resulting model

Key factors to your success include:

• Bachelor of Science in Geology or related discipline with strong mathematical & statistical emphasis
• Minimum 5 years in combined Mine, Exploration or Project Geology plus at least 5 years as a Resource Geologist in the relevant gold mining and exploration industry
• Proven geological interpretation skills with the ability to apply this to resource estimation
• Experience with Ordinary Kriging and estimation quality optimisation
• Experience with linear estimation, recoverable estimation and simulation techniques with ability to decide on and apply the most appropriate methods
• Understanding of QA/QC procedures, drilling and sampling practices and standard gold industry laboratory and analytical methods
• Highly developed skills with Microsoft Office, Datamine, Leapfrog Geo and geostatistical software including Supervisor and Isatis

About Gold Fields

At Gold Fields, we believe great leadership is grounded in empathy, respect, and growth. Join Gold Fields and be part of a company where people, passion, and purpose come together to create enduring value beyond mining.

Join an organisation endorsed by WORK180 for our commitment to creating an environment where inclusion and belonging matter, and you can build meaningful, long-term careers in mining, with fabulous mentors to guide you through from day one. We recognise that everyone's circumstances are unique. We're always open to conversations about flexible working arrangements that can help you balance work, family, and life.

CLOSING DATE FOR APPLICATIONS: 22 September 2026