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Walter Nunez Email & Phone Number
Independent Upstream O and G, Energy Consultant
at
ESEI S.A.
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✓ Verified August 2026
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Profile completeness 86%
Current company
Role
Independent Upstream O and G, Energy Consultant
Location
Bogota, D.c., Colombia
Company size
Who is Walter Nunez? Overview
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Walter Nunez is listed as Independent Upstream O and G, Energy Consultant at ESEI S.A., a with 4 employees, based in Bogota, D.c., Colombia. AeroLeads shows a matched LinkedIn profile for Walter Nunez.
Walter Nunez previously worked as Energy Upstream O&G Consultant at Guidepoint and Independent Upstream O&G, Energy Consultant at Esei S.A.. Walter Nunez holds Executive Master Of Management In Energy, Energy Management New Business Models And Energy Market Designs from Bi Norwegian Business School.
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Email format at ESEI S.A.
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ESEI S.A.
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Profile bio
About Walter Nunez
Petroleum Engineer with a Master of Science in Petroleum Engineering, Executive Master of Management in Energy (EMME) focused on Energy Transition and Decarbonization Strategies, with a Financial Management degree and more than 25 years of experience in all areas of Production and Operations engineering in O&G, applied to field exploration and development businesses.I have administrative experience leading multidisciplinary teams. Ability to conduct pioneering research, introduce new technologies and provide specialized production engineering services as part of reservoir management practices. Expert advice and guidance in all aspects of oil production and operations engineering, including, designing, participating, and implementing best-in-class programs.Strong experience in well productivity and injectivity issues. Solid technical skills in well completion, well integrity, well evaluation and testing, production surveillance, artificial lift systems, sand control, formation damage diagnostic & remediation. Broad operational experience in workover, wire line, coiled tubing and well stimulation engineering and execution Frac-Acid, for conventional and tight gas reservoirs (vertical and horizontal wells - dual lateral).A combination of my practical experience in the Oil & Gas sector, the knowledge that I recently acquired in schools in Norway and France, which are pioneers in business models and energy market design, and the case studies of the best practices recognized worldwide, related to energy fundamentals, technologies, industries, markets, policies, and investment strategies for sustainable development and decarbonization, have given me the tools needed in order to meet expectations as part of an Energy Transition and Decarbonization Team as well.• 2024 South American Regional Liaison for the Society of Petroleum Engineers International (SPE) Hydraulic Fracturing Technical Section Committee (HyFTS).• I was selected as the recipient of the 2023 SPE Production and Operations Award for the Latin America and the Caribbean Region. This award recognizes the exceptional contributions in the field at the regional level, and it is a testament to the hard work and dedication to the industry.• Author of 31 Technical Articles/Papers, 23 published in OnePetro.• Five year experience as Production Engineering Professor, Master of Science Petroleum Eng. Programme at "Los Andes University", Colombia.• Former SPE Colombian Section Chairperson 2021-2023.
Current workplace
Walter Nunez's current company
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Esei S.A.
13 roles
Walter Nunez work experience
A career timeline built from the work history available for this profile.
Energy Upstream O&G Consultant
Current• To provide strategic insights for energy upstream O&G projects.• Conducted in-depth research and analysis to identify key trends and opportunities in the energy sector.• Developed customized solutions to address client challenges and drive business growth.
Dec 2024 - Present
Independent Upstream O&G, Energy Consultant
CurrentIn my role as an Independent Upstream O&G, Energy Consultant at ESEI S.A. I apply my expertise in operational/energy efficiency to support projects analyzing and optimizing energy efficiency (Exergy analysis) in O&G fields. I also evaluate opportunities to implement nanotechnology for production enhancement.
Jun 2024 - Present
Production Engineering Advisor
Focused on developing asset value while working with leaders and experts from across the business to evaluate company´s major development projects/studies and support the development of project optimization for production engineering’s long-term issues, such as: Initial well completion for exploratory and development wells, EOR, sand control, well stimulation, fracturing and conformance and artificial lift systems guaranteeing an adequate transfer of knowledge and technology.
Dec 2020 - Feb 2023
Production Engineering Professor, Msc Pe Programme
Jan 2017 - Jun 2022
Production Engineering Advisor - Colombia Business Unit
Focused on developing asset value while working with leaders and experts from the business to evaluate company´s major development projects/studies and support the development of project optimization for production engineering’s long-term issues, such as: Initial well completion for exploratory and development wells, EOR, sand control, well stimulation, fracturing and conformance and artificial lift systems, guaranteeing an adequate transfer of knowledge and technology.
Oct 2019 - Dec 2020
Senior Production Supervisor
Responsible for ensuring that artificial lift, surveillance, and production optimization processes were met according to the strategy. I also helped achieve the production volumes in time and costs requiered. Monitored and supervised a 30 USDMM Budget.
Jan 2015 - Sep 2019
Production Engineering Advisor
I enhanced asset value in Colombia Business Unit, working with managers of Reservoir Management/Development Teams, district managers / operations, area leaders and engineers of production / operations. I evaluated company´s major development projects/studies, carried out by in-house resources and/or outside consultants/agencies, and have supported the development of projects of optimization of the production engineering on long-term issues, such as: Initial well completion for exploratory and development wells, Sand Control, stimulation, fracturing and conformance, guaranteeing an adequate transfer of knowledge / technology with stimulation, surveillance and conformance groups.
Jun 2011 - Jan 2015
Sr Petroleum Engineer
I directed a well completion and identified well candidates for remedial and stimulation action (Acid Matrix/Acid Frac stimulations, Hydraulic Proppant Fracturing stimulations), program preparation and On-Site Technical Support, Well Completion Design and Drilling and Workover Support, Special Projects and Investigations and Team Participation. Provided coaching and guidance for younger engineers, instructed them in well production monitoring and surveillance techniques and in rig completion and rig operation issues. Monitored decline curves and well productivity for assigned wells on a routine basis (currently 45 wells in Shedgum Field). I also worked with Reservoir engineering on gas production forecast rates and production priorities.
Nov 2006 - Jun 2011
Leader Join Venture And Other Associates
I led the field development and exploratory plans along with the Independent Oil Companies associated with Ecopetrol representatives. Plans were implemented and developed, then the expected business revenue was obtained. My technical background improved by operating efficiencies, reducing unit costs, and promoting better understanding of oil field producing.
Jan 2004 - Nov 2006
Technical Project Leader & Coordinator
Field Project controller, implementing ways to improve the “Loro-Puerto Colón Project” well productivities through designing well completion, workover, stimulation (chemical & mechanical) & artificial lift systems (ESP), and elaborating financial reporting of earned value. Lead of Production Department and General Operations Coordinator.
Jul 2002 - Dec 2003
Graduate Research Assitant
Jul 2000 - Jul 2002
Production Department Coordinator & Other Positions
Define, plan, and apply strategies in the field to complete wells, optimizing well completion costs and improving productivity. Oversaw budgetary control of resources allotted to coordination, Guarantee the well’s productive start by acquisition of the required equipment for this purpose, as well as guaranteeing the respective reconditioning equipment’s availability. In charge of Production Department in Head Dep absence.
Jan 1994 - Jun 2000
6 education records
Walter Nunez education
Executive Master Of Management In Energy, Energy Management New Business Models And Energy Market Designs
Excecutive Master Of Management In Energy, Energy Transition
Master Of Science - Ms, Petroleum Engineering
M.Sc, Petroleum Engineering
Specialist Financial Managing, Business/Managerial Economics
Pe, Petroleum Engineer
FAQ
Frequently asked questions about Walter Nunez
Quick answers generated from the profile data available on this page.
What company does Walter Nunez work for?
Walter Nunez works for ESEI S.A..
What is Walter Nunez's role at ESEI S.A.?
Walter Nunez is listed as Independent Upstream O and G, Energy Consultant at ESEI S.A..
Where is Walter Nunez based?
Walter Nunez is based in Bogota, D.c., Colombia while working with ESEI S.A..
What companies has Walter Nunez worked for?
Walter Nunez has worked for Esei S.A., Guidepoint, Sierracol Energy, Universidad De Los Andes (Colombia), and Oxy.
How can I contact Walter Nunez?
You can use AeroLeads to view verified contact signals for Walter Nunez at ESEI S.A., including work email, phone, and LinkedIn data when available.
What schools did Walter Nunez attend?
Walter Nunez holds Executive Master Of Management In Energy, Energy Management New Business Models And Energy Market Designs from Bi Norwegian Business School.
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