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

August 19, 2026
Apply Now

Job Description

Position: Senior Petroleum Reservoir Engineer

Company: ExxonMobil South Sudan

Location: Malakal, South Sudan

Experience: 8+ years

Education: Master’s Degree in Petroleum Engineering

Employment Type: Full-time

Industry: Oil and Gas Exploration

Department: Subsurface Engineering

Salary: 4,500,000 – 7,200,000 SSP

Vacancies: 1

Company Overview

ExxonMobil is a global leader in the energy industry, dedicated to providing the energy that powers the world. Our operations in South Sudan focus on sustainable resource extraction and technological innovation to ensure long-term energy security. As a major player in the global energy market, we prioritize safety, environmental stewardship, and community development. We offer premier career opportunities in South Sudan for highly skilled professionals looking to make a significant impact in the upstream sector. Our commitment to excellence drives us to implement cutting-edge reservoir modeling and production optimization techniques across our diverse assets.

Job Overview

We are seeking a highly experienced Senior Petroleum Reservoir Engineer to join our technical team in Malakal. This role is critical to our mission of maximizing the recovery of hydrocarbon resources through advanced simulation and strategic field development planning. The successful candidate will be responsible for analyzing complex reservoir data to predict fluid flow and pressure changes, ensuring optimal production rates. This is a high-impact role that requires a deep understanding of fluid dynamics, rock properties, and advanced numerical simulation. For those seeking employment in South Sudan within the energy sector, this position offers unparalleled technical challenges and professional growth. You can learn more about our global mission at https://southsudanjobsearch.com.

Key Responsibilities

  • Develop and maintain complex 3D reservoir models using industry-standard simulation software.
  • Perform detailed material balance and decline curve analysis to predict field performance.
  • Optimize well placement and completion strategies to maximize recovery factors.
  • Collaborate with drilling and production teams to manage reservoir pressure and fluid flow.
  • Conduct uncertainty analysis and risk assessment for various development scenarios.
  • Monitor real-time production data to validate reservoir models and adjust strategies.

Required Skills

  • Advanced proficiency in reservoir simulation software such as Eclipse or Petrel.
  • Deep expertise in fluid thermodynamics and rock-fluid interaction.
  • Strong mathematical modeling and statistical analysis capabilities.
  • Excellent technical reporting and communication skills for multi-disciplinary teams.
  • In-depth knowledge of unconventional and conventional reservoir management.

Education

A minimum of a Master’s Degree in Petroleum Engineering, Reservoir Engineering, or a closely related Earth Science discipline is required. A PhD is highly preferred for this senior-level technical position.

Experience

Candidates must possess at least 8 years of direct experience in reservoir engineering, specifically within upstream oil and gas operations. Proven track record in managing large-scale field development projects is essential. We are looking for experts who have navigated complex geological settings and successfully implemented production optimization strategies.

Salary

The monthly salary for this position ranges from 4,500,000 SSP to 7,200,000 SSP, depending on the candidate’s expertise and technical proficiency. This competitive package reflects the high level of responsibility and specialized knowledge required for this role.

Benefits

  • Comprehensive health and life insurance coverage.
  • Performance-based annual bonuses.
  • Relocation assistance for qualified international candidates.
  • Subsidized housing and transportation in Malakal.
  • Retirement savings plan and pension scheme.

Training

  • Advanced software certification programs.
  • Leadership and management development workshops.
  • Specialized technical seminars by industry experts.

Working Environment

The working environment is a mix of high-tech office settings and field site visits. Professionals must be comfortable working in remote locations and adhering to strict safety protocols. We provide a robust support system for all our staff working in South Sudan. For more information on regional job trends, visit https://zambiajobssearch.com/.

Application Process

Interested candidates should submit their updated CV and a detailed cover letter outlining their technical achievements. Applications are reviewed on a rolling basis. Please ensure all documentation is submitted through our official recruitment portal. For more career opportunities in South Sudan, please monitor our updates regularly. You can also find similar vacancies at https://eritreajobsearch.com/job-vacancy-eritrea/.

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.