Senior Petroleum Geochemist Job Vacancy in Malakal, South Sudan – Oil and Gas Exploration

August 2, 2026
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Job Description

Position: Senior Petroleum Geochemist

Company: ExxonMobil South Sudan

Location: Malakal, South Sudan

Experience: 8+ years

Education: Master of Science in Geochemistry or Petroleum Engineering

Employment Type: Full-time

Industry: Oil and Gas Exploration

Department: Exploration and Production

Salary: 4,500,000 – 7,200,000 SSP per month

Vacancies: 1

Company Overview

ExxonMobil is a global leader in energy and chemical manufacturing, dedicated to providing the energy that powers modern life. Our operations in East Africa are central to our mission of meeting the world’s growing demand for reliable and sustainable energy resources. We pride ourselves on technological innovation, safety excellence, and community development. As we expand our footprint in the region, we are looking for top-tier professionals to join our elite exploration teams. This role is critical to our long-term success in the Nile Basin, ensuring that we identify and evaluate hydrocarbon reservoirs with precision and scientific rigor. We offer a platform for high-level technical expertise and a chance to contribute to significant energy projects in the region.

Job Overview

We are seeking a highly skilled Senior Petroleum Geochemist to lead our geochemical assessment programs in the Malakal region. This role involves the complex analysis of organic matter and fluid compositions to optimize drilling strategies and reservoir management. You will play a pivotal role in reducing exploration risk by integrating geochemical data with seismic and geological models. This is a premier career opportunity in South Sudan for a scientist who thrives in challenging environments and seeks to apply advanced analytical techniques to real-world energy challenges. For more information on our global initiatives, please visit https://southsudanjobsearch.com.

Key Responsibilities

  • Lead the design and implementation of geochemical sampling and analysis programs for exploration and production wells.
  • Interpret complex geochemical data to determine source rock maturity, oil-to-source rock correlation, and fluid migration pathways.
  • Collaborate with petrophysicists and reservoir engineers to integrate geochemical models into dynamic reservoir simulations.
  • Oversee the management of laboratory workflows and ensure the highest standards of data quality and integrity.
  • Provide technical mentorship to junior geochemists and support multidisciplinary teams during well-planning phases.
  • Prepare comprehensive technical reports and presentations for senior management and regulatory bodies.

Required Skills

  • Advanced expertise in organic geochemistry and hydrocarbon fingerprinting techniques.
  • Proficiency in using specialized geochemical modeling software and integrated geological platforms.
  • Strong analytical reasoning and the ability to interpret complex datasets in high-pressure environments.
  • Excellent communication skills for presenting technical findings to non-specialist stakeholders.
  • Demonstrated ability to manage large-scale scientific projects and laboratory operations.

Education

A minimum of a Master of Science (MSc) in Geochemistry, Petroleum Geoscience, or a closely related field is required. A PhD is highly preferred and will be considered an advantage for this senior-level position.

Experience

Candidates must possess at least 8 years of professional experience in the oil and gas industry, specifically focusing on petroleum geochemistry. Proven experience in frontier exploration projects and working in remote operational environments is essential. You should have a track record of successful reservoir characterization and risk mitigation through geochemical analysis.

Salary

The monthly salary for this position ranges from 4,500,000 SSP to 7,200,000 SSP, depending on experience, qualifications, and performance metrics. This package is highly competitive within the local market.

Benefits

  • Comprehensive health and life insurance coverage for employees and dependents.
  • Performance-based annual bonuses and long-term incentive programs.
  • Relocation assistance and high-standard housing in secure residential compounds.
  • Access to world-class laboratory facilities and advanced computational tools.

Training

  • Continuous professional development through specialized technical workshops.
  • Leadership and management training for senior technical staff.
  • Safety and emergency response training tailored for field operations.

Working Environment

The role involves a mix of office-based analytical work and field-based site visits. You will work in a highly professional, multicultural environment that prioritizes safety and technical excellence. While the primary office is in Malakal, occasional travel to remote drilling sites may be required. For more job listings in the region, check https://zimbabwejobsearch.com/job-vacancy-in-zimbabwe/.

Application Process

Interested candidates should submit their updated CV and a cover letter detailing their relevant experience through our official recruitment portal. We are looking for individuals who demonstrate a passion for scientific discovery and a commitment to operational excellence. Please ensure all certifications are ready for verification upon request. For additional regional insights, visit https://tunisiajobsearch.com/.

Equal Opportunity Statement

ExxonMobil is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, or disability status. We are actively hiring in South Sudan to build a diverse workforce that reflects the communities where we operate.