Mr. Ron Mossbarger


Seasoned professional with extensive experience in the petroleum industry in a variety of positions, including reservoir engineering, reservoir simulation development, technical sales, and management.

Simulation experience includes model building, history matching, uncertainty and sensitivity analysis, field planning, and scenario modeling. Previous experience in service companies providing leading edge software, consulting, and services to clients ranging from large NOC and IOC organizations to small independents. Expert level simulation skills include Nexus, VIP, and Eclipse, as well as Decision Management System (DMS).


HALLIBURTON   (Landmark Graphics Company), Houston, TX                                                                      1996 - 2015

Global Practice Manager,   Reservoir Management                                        2014 - 2015

Managed global reservoir management projects.
  • Managed team of reservoir engineers available to provide services globally on an as-needed basis, focusing on reservoir simulation training, integrated workflow implementation and training, pilot projects, and technical sales support.
  • Acted as primary resource for both external and internal Nexus training, conducting approximately 50 training classes from 2010 - 2014.

Senior Manager,   Reservoir Engineering, Global Technology Deployment        2011 - 2014

Managed group providing reservoir engineering services to global customer base.
  • Led projects, including model migration to Nexus, pre-sales Nexus pilots, Nexus training (internal and external), and workflow analysis and improvement.
  • Conducted multiple successful migration efforts from other software models to Nexus, resulting in either new sales or increased Nexus licenses in over 90% of cases.

Senior Manager,   Strategy and Business Management                                  2007 - 2011

Oversaw product management for reservoir simulation and decision management product lines with the goal of increasing market share for Nexus.
  • Implemented project enabling BP to globally migrate from VIP to Nexus.

Senior Product Manager,   Nexus                                                                2014 - 2015

Directed development direction of Nexus.
  • Managed liaison activity, providing technical support for global sales force.
  • Acted as Product Manager for Nexus software suite through commercialization and initial deployment with highest annual revenue in Landmark history for a product's initial rollout.

Senior Technical Consultant                                                                       2001 - 2005

Oversaw Nexus reservoir simulator software development in the areas of relative permeability and surface facilities.
  • Conducted successful initial Nexus pilots with BP on multiple deep-water assets for offshore West Africa.

Senior Technical Consultant                                                                       1999 - 2001

Worked with regional sales force in North America and Europe to increase market share for VIP reservoir simulator.
  • Managed project for BP's successful global migration from Eclipse to VIP.

Senior Technical Consultant                                                                       1997 - 1999

Member of VIP Technical Assistance Group (TAG team).
  • Provided global assistance to sales force, bringing parallel version of VIP to market.

Senior Technical Consultant                                                                       1996 - 1997

Led pre-sales activity.
  • Conducted demonstrations, presentations, and technical work, supporting selling VIP reservoir simulator into North American region.



Manager, Global Support
Conducted simulation development and pre-sales technical support. Managed group that provided pre-sales and post-sales support for SSI software in the Western Hemisphere and China.

CHEVRON, Houston, TX, Saudi Arabia, and Denver, CO

Reservoir Engineer
Conducted reservoir simulation and pipeline simulation development and support, including 3 year assignment at Saudi Aramco (Dhahran).


System's Engineer, South Texas Project (Nuclear Power Plant)


Bachelor of Science (BS), Nuclear Engineering, Texas A&M University, College Station, TX