Oil & Gas Training
and Competency Development
Expert Network SLB NEXT

Multidisciplinary expertise

The NExT team of technical and software experts is committed to employing the best instructors, producing materials to the highest standard, and ensuring that curricula evolve to embrace the latest industry and technology advances. Our directors of curriculum and software training, with a wide variety of technical and regional experience, are fully up-to-date in their domains, as they continue to spend time working on real-world industry applications.



Director of Curriculum - Reservoir Engineering

With over 34 years of teaching and research experience in reservoir engineering, Birol has been one of the directors of curriculum for reservoir engineering with the NExT program since 2011. Prior to joining the NExT program, Dr. Demiral was the Schlumberger professorial chair at the Universiti Teknologi Petronas, Malaysia for 5 years where he held the position of director of EOR mission oriented research and was the head of the EOR Centre. Previously, he was chairman of the petroleum and natural gas engineering

Gary Gunter


Director of Curriculum Petrophysics

Gary has over 35 years of industry experience and prior to joining NExT, worked for integrated oil and gas producers as a field development reservoir engineer, conducted special advanced EOR studies as a research engineer, and provided technical leadership for the Amoco petrophysics development program. He has a special interest in wettability, carbonate reservoirs, practical aspects of relative permeability and special core analysis, and the evolving science of unconventional petrophysics. During the past 20 years, he

Juliane Heiland


Director of Curriculum Geomechanics

Juliane has over 15 years industry experience and over 20 years technical experience in geomechanics. She joined Schlumberger in 2001 and worked for 6 years in various roles in the Schlumberger research organization. Her research focused on geomechanics issues related to completions engineering, sand production prediction and perforating. Since 2007 she has applied her geomechanics knowledge to consulting projects in the US, Africa and Europe, first as a principal engineer and later as the manager for

Manuel Bramao


Director of Curriculum Production Engineering

With more than 30 years of industry experience, principally with Schlumberger, he has integrated and led multidisciplinary teams in Latin America, Europe, West Africa, North Africa, the Middle East, and the Far East on production engineering projects related to production optimization and completions. These projects focused on well diagnosis, formation damage, stimulation (matrix treatments and hydraulic fracturing), and sand face completions. He has also been actively involved in production engineering training (designing,

Maria Eugenia Yanez Banda


Director of Curriculum Drilling Engineering

Maria has over 20 years of experience in drilling engineering and field operations in oilfield projects, including full well design and execution of directional, horizontal, ERD, and short radius wells in offshore, onshore, remote and sour environments. She is experienced in developing the drilling component of FDPs and has worked as part of integrated asset evaluation teams.
Maria is well versed with the business drivers for drilling, having worked in integrated drilling services bidding teams, undertaking the

Valmore Rodriguez


Director of Curriculum Surface Facilities, Operations & Maintenance

Valmore oversaw all surface facilities and technological projects in PDVSA-Intevep in 1999, this included flow assurance, automation, reliability engineering, process design, facility design, environmental, corrosion, material technology and project engineering. For 3 years from year 2000, he held the position of reliability and maintenance corporate major leader, the highest technical career position in PDVSA, in charge of corporate policies and guideline for reliability engineering. Valmore’s more than 30 years of oil and gas industry


Curriculum Associate - Digital Technology

Stephanie joined Schlumberger in 2013 and has primarily worked in software portfolio positions, leading teams developing functionality for Petrel and Techlog, as well as the DELFI cloud-native E&P ecosystem. Since joining NExT in 2019 she has been responsible for curating and developing the portfolio of digital-themed training courses covering a variety of topics such as data analytics, machine learning and utilizing cloud computing to perform E&P workflows. She also focusses on using digital and online technology to


Curriculum Associate - Geoscience

Muriel Koné is the Curriculum Associate for Geoscience. In collaboration with the respective Directors of Curriculum and Portfolio teams, Muriel is responsible for designing training programs and managing the technical content of customized training solutions in the Geoscience discipline. In addition to providing mentoring and training



Training Manager - Drillbench and wellflo

Iman Ketabchi is the Training Manager for Drillbench and wellflo software as part of the NExT oil and gas training and development program. He has over 10 years of oil field experience in specialized and challenging Managed Pressure Drilling (MPD) and Underbalanced Drilling (UBD) engineering applications. He joint Schlumberger in 2012 as

Khaled Elghanduri


Director of Software Training Reservoir Engineering

Khaled has been with Schlumberger for over 23 years and worked in various positions at worldwide locations. His experience includes working in the field as a wireline engineer in Europe and Africa then moving to Caspian Sea as a senior reservoir engineer supporting formation testing and production logging. In 2008, he moved to

Luu Nguyen


Director of Software Training Production Engineering

Luu has over 20 years of experience working in the industry, holding a variety of positions from product development to business development, training and project consulting, both as a principal petroleum engineer and a technical project manager. He possesses a wealth of experience having played an instrumental role in the

Samuel Bankole Aderemi


Portfolio Training Manager - Reservoir Engineering

Samuel has over 13 years of extensive expertise in the fields of classical reservoir engineering, reservoir modeling, geostatistics, production surveillance, uncertainty analysis and optimization techniques. He started his career as a reservoir engineer and was responsible for project support and client training. He holds a master’s degree in

INTERSECT High-Resolution Reservoir Simulator
ECLIPSE Industry-Reference Reservoir Simulator
Victorie Roblet bambridge


Portfolio Training Manager - Exploration

Victoire joined Schlumberger as a petroleum system geologist in Aachen, Germany. Her prior professional experience with Total and Shell led her to develop interest for carbonates and diagenetic issues. Always interested in new ways of learning things and pedagogy, she started to work as a training manager assistant in 2014 while

PetroMod Petroleum Systems Modeling Software
GeoX Exploration Risk, Resource, and Value Assessment Software
Yahaya Mohammed


Portfolio Training Manager - Formation Evaluation

Yahaya is a geologist with a wide experience in petrophysics, field operations (WL and LWD) support, well log data processing and interpretation as well as geoscience center operations management. He has worked with national and international oil companies as well as local oil companies, from onshore to ultra-deep offshore, in Nigeria’s Niger

Techlog Wellbore Software Platform
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