Senior Reservoir Engineer

• Drive reservoir engineering studies and subsurface evaluations across assets

• Plan, coordinate and interpret well tests (PTA & RTA)

• Develop and maintain 3D dynamic reservoir models, including UGS systems

• Perform advanced reservoir analysis using:

o   well test interpretation

o   reservoir simulation

o   material balance

o   decline curve analysis

o   integrated network modelling

• Generate field development and optimization proposals
  (e.g. infill drilling, workovers, interventions)

• Support production forecasting and performance monitoring for active and idle assets

• Deliver documentation and technical reports
  (well test reports, FDPs, reserves/resources, internal reviews)

• Represent reservoir engineering in multidisciplinary project teams

• Collaborate closely with drilling, production, and facilities teams

• MSc/BSc in Petroleum Engineering or related discipline
• 10+ years of experience in reservoir engineering
• Strong experience in:
  • reservoir modelling & simulation
  • well test engineering (PTA & RTA)
  • production analysis & forecasting
• Proven experience with Underground Gas Storage (UGS)
• Solid understanding of:
  • PVT
  • SCAL
• Confident user of industry software such as:
  • Kappa / PanSystem
  • Eclipse
  • tNavigator
• Familiarity with SPE-PRMS standards
• Ability to work independently and deliver end-to-end studies
• Strong communication skills in English (written & spoken)
• Team player mindset with proactive stakeholder engagement

• Experience in:
  • well completions / stimulation
  • artificial lift
  • surface facilities
• Hungarian language skills
• Experience leading or coordinating small project teams

• Work on complex international assets, including UGS and mature fields

• Be part of a highly skilled subsurface team

• Opportunity to drive real operational impact through optimization

• Stable company with strong regional footprint and long-term strategy

• Enjoy a competitive compensation and benefits package including:

o   Annual cafeteria allowance of 800,000 HUF

o   13th month salary (Christmas bonus)

o   Life and accident insurance throughout the entire employment period

o   Private health insurance with access to exclusive private healthcare services and annual medical screenings

MOL Group is looking for a Senior Reservoir Engineer with strong expertise in reservoir development and underground gas storage (UGS) to join our Subsurface team.

Senior Reservoir Engineer 

Location: Budapest, Hungary, Mol Campus (On-site)

Department: MOL Upstream, Subsurface

In this role, you will drive reservoir engineering activities across assets, delivering development and optimization proposals that create tangible value. You will play a key part in well test analysis, dynamic modelling, and production forecasting, supporting both oil & gas fields and UGS operations.