Senior Subsurface Geologist

Placements24; Sandton; Hybrid; ZAR 1,200,000 - 1,800,000; Full time

Benefits offered by this job

Competitive salary

Bonus structure

Insurance plans

Training & conferences

Retirement fund

Paid time off

Life & disability insurance

Hybrid work in Sandton

Job summary

Placements24 seeks a Senior Subsurface Geologist in Sandton, Gauteng, to lead subsurface modeling, seismic interpretation, and reservoir characterization for Oil & Gas projects. You will collaborate with geophysicists, reservoir engineers and petrophysicists to build robust geological models and support field development decisions.

The role requires a Masters and 8+ years in subsurface geology, with a strong track record in interpreting complex data and delivering integrated studies.

Qualifications

• Master's degree in Geology, Petroleum Geology or related earth science.
• 8+ years of subsurface geology experience in Oil & Gas.
• Strong seismic interpretation and well log analysis skills.
• Experience building and validating 3D geological models using Petrel/Kingdom/GeoGraphix.
• Excellent analytical and communication abilities; able to mentor junior staff.
• Residency or willingness to relocate to Sandton with hybrid schedule.

Responsibilities

• Develop and refine detailed subsurface geological models integrating seismic, well log, and core data.
• Perform prospect evaluation and play fairway analysis for exploration opportunities.
• Characterize reservoirs, including sequence stratigraphy, sedimentology, and structural interpretation.
• Contribute geological expertise to field development planning and reservoir management.
• Collaborate with geophysicists, reservoir engineers, and petrophysicists to ensure integrated subsurface understanding.
• Interpret well logs, core data, and other subsurface information to define lithology, stratigraphy, and fluid properties.
• Prepare geological reports, presentations, and risk assessments for management and technical teams.
• Mentor junior geologists and support their technical development.
• Stay current with advancements in geological software and methodologies relevant to the Oil & Gas sector.
• Ensure data quality and consistency throughout subsurface studies.

Skills

Seismic interpretation

Well log analysis

3D geological modeling

Analytical thinking

Communication

Multidisciplinary teamwork

Mentoring

Education

Master's degree in Geology or related earth science

Tools

Petrel

Kingdom Suite

GeoGraphix

Job description

About the Role

Our client, a prominent player in the Oil & Gas exploration and production sector, is seeking a Senior Subsurface Geologist to join their team in Sandton, Gauteng. This role is critical for understanding and modeling the subsurface, focusing on reservoir characterization, prospect evaluation, and field development support. The successful candidate will utilize advanced geological techniques and integrate diverse subsurface data to build robust geological models. We are looking for an experienced and analytical geologist with a proven track record in interpreting complex geological data and contributing to exploration and development success. This position offers a compelling opportunity to contribute to significant projects within the Oil & Gas industry, based in the commercial heart of Sandton, Gauteng.

Key Responsibilities

• Develop and refine detailed subsurface geological models, integrating seismic, well log, and core data.
• Perform prospect evaluation and play fairway analysis for exploration opportunities.
• Characterize reservoirs, including sequence stratigraphy, sedimentology, and structural interpretation.
• Contribute geological expertise to field development planning and reservoir management.
• Collaborate with geophysicists, reservoir engineers, and petrophysicists to ensure integrated subsurface understanding.
• Interpret well logs, core data, and other subsurface information to define lithology, stratigraphy, and fluid properties.
• Prepare geological reports, presentations, and risk assessments for management and technical teams.
• Mentor junior geologists and support their technical development.
• Stay current with advancements in geological software and methodologies relevant to the Oil & Gas sector.
• Ensure data quality and consistency throughout subsurface studies.

Requirements

• Master's degree in Geology, Petroleum Geology, or a related earth science field.
• A minimum of 8 years of experience in subsurface geology within the Oil & Gas industry.
• Strong expertise in seismic interpretation, well log analysis, and core description.
• Proven experience in building and validating 3D geological models using industry-standard software (e.g., Petrel, Kingdom Suite, GeoGraphix).
• Solid understanding of structural geology, sedimentology, and stratigraphy.
• Experience in prospect risk assessment and volumetric calculations.
• Excellent analytical, problem-solving, and communication skills.
• Ability to work effectively in multidisciplinary teams and manage multiple projects.
• This role requires residency or willingness to relocate to Sandton, Gauteng, with a hybrid work schedule.

Benefits

• Our client offers a competitive salary and bonus structure, aligned with the senior level of the position.
• Comprehensive medical, dental, and vision insurance plans are provided.
• Opportunities for professional growth through training courses, workshops, and conference participation are supported.
• A retirement fund with company contributions is available.
• Generous paid time off, including annual leave and sick leave, is granted.
• Life insurance and disability benefits are included.
• This hybrid role is based in Sandton, Gauteng, offering access to a vibrant business environment within the Oil & Gas sector.