Senior Lead Geologist: Subsurface Strategy & Mentorship

Crescent Petroleum Company; Sharjah; On-site; AED 350,000 - 700,000; Full time

Job summary

Crescent Petroleum Upstream is seeking a Lead Geologist to join the Subsurface Team. The successful candidate will provide technical leadership across geology activities and manage a team of geologists to ensure timely delivery of subsurface studies.

Responsibilities include overseeing regional evaluations, reservoir characterization, geomodelling, and integration with engineers for development planning. The role also covers team management, budgeting input, and training to foster technical

Qualifications

• MSc or PhD in Geology, Geoscience, or related field.
• 10-15+ years of experience in upstream oil & gas, with a focus on appraisal, development and reservoir characterization.
• Expertise in seismic interpretation, stratigraphy, structural geology, and basin analysis.

Responsibilities

• Deliver geological input to support asset maturation, evaluation, and ranking within appraisal and development portfolios.
• Define technical scopes, deliverables, and requirements for project proposals.
• Integrate seismic, well, core, and production data to develop and refine geological models, reservoir frameworks, and field architecture.
• Conduct probabilistic resource assessments in accordance with SPE-PRMS and other applicable classification systems.
• Collaborate with reservoir engineers, petrophysicists, and geophysicists to deliver integrated subsurface interpretations and maintain 3D geological models across all assets.
• Prepare and present technical documentation for internal reviews, partner meetings, Joint Management Committee meetings, and regulatory submissions.
• Mentor junior geoscientists and promote technical excellence through training and knowledge sharing.
• Ensure geological work meets governance and audit requirements and supports investment decisions through robust, evidence-based recommendations.
• Support well planning activities, including geological prognoses, geohazard assessment, and post-drill evaluations.
• Be accountable for all geological aspects of field development planning and execution.
• Develop and oversee geology workplans and contribute to annual work programme and budget submissions.
• Support business development activities through technical evaluations, due diligence, and opportunity screening

Skills

Geology leadership

Team leadership

Technical writing

Project management

Communication

Education

MSc/PhD in Geology

Geoscience related field

Tools

Petrel

GeoX

Job description

Crescent Petroleum Upstream is seeking a Lead Geologist to join the Subsurface Team. The successful candidate will provide technical leadership across geology activities and manage a team of geologists to ensure timely delivery of subsurface studies.

Responsibilities include overseeing regional evaluations, reservoir characterization, geomodelling, and integration with engineers for development planning. The role also covers team management, budgeting input, and training to foster technical