Petrophysical Advisor
Current
Apr 2024 - Present
AeroLeads people directory · profile
Rafael Sierra Email & Phone Number
MBA | Petrophysical Advisor
at
Oxy
1 work email found
@oxy.com
LinkedIn matched
✓ Verified May 2026
4 data sources
Profile completeness 100%
Current company
Role
MBA | Petrophysical Advisor
Location
Denver Metropolitan Area, United States, United States
Company size
Who is Rafael Sierra? Overview
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Quick answer
Rafael Sierra is listed as MBA | Petrophysical Advisor at Oxy, a company with 13089 employees, based in Denver Metropolitan Area, United States, United States. AeroLeads shows a work email signal at oxy.com and a matched LinkedIn profile for Rafael Sierra.
Rafael Sierra previously worked as Petrophysical Advisor at Oxy and Sr. Staff Petrophysicist at Oxy. Rafael Sierra holds Master Of Business Administration - Mba, Finance And Sustainability from University Of Colorado Denver.
Company email context
Email format at Oxy
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{first}_{last}@oxy.com
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AeroLeads found 1 current-domain work email signal for Rafael Sierra. Compare company email patterns before reaching out.
Profile bio
About Rafael Sierra
Skilled Petrophysicist with expertise in evaluation of heterogeneous formations, conventional and unconventional reservoirs. Experienced in the use of geomechanics, reservoir characterization and reservoir engineering principles in integrated reservoir evaluation. Practical skills include all aspects of petrophysics as well as subsurface mapping, pore pressure prediction and reservoir engineering. I am passionate, organized, hardworking, perseverant, and detail oriented. Seeking challenging projects that require integration of multiple disciplines, timely turn around and team work.
Listed skills include Petrophysics, Petroleum, Petroleum Geology, Petrel, and 18 others.
Current workplace
Rafael Sierra's current company
Company context helps verify the profile and gives searchers a useful next step.
Oxy
8 roles
Rafael Sierra work experience
A career timeline built from the work history available for this profile.
Sr. Staff Petrophysicist
Apr 2022 - Apr 2024
Sr. Petrophysicist
Provide petrophysical evaluation (hydrocarbon in place, reservoir properties, petrophysical models, etc.) for incorporation into reservoir characterization and resource assessment in support of various exploration and exploitation teams across the Rockies in basins such as DJ basin, Powder River Basin as well as in projects developed by OXY Low Carbon.
May 2019 - Apr 2022
Petrophysicist
Supported multiple explorations programs for several basins in Colombia. Coordinated data acquisition programs required for a comprehensive evaluation of the subsurface in exploratory wells. This include logging, coring and well testing. Provided comprehensive petrophysical evaluation for existing wells in mature fields, including volumes in place, and.
Jul 2016 - Jun 2019
Petrophysicist Ii
Aug 2015 - Mar 2016
Petrophysicist
Provided petrophysical evaluation and innovative solutions for multiple teams across development and exploration. Improved data acquisition and analytical cost efficiency through vendor and workflow analysis for both conventional and unconventional reservoirs. DJ Basin Petrophysical Support (Colorado).-Evaluated a range of unconventional oil and gas.
Feb 2013 - Sep 2015
Geologist
Exploration West Africa Business Unit-Contributed to interpretation of 3D seismic data in historically unexplored intervals (deep prospectivity) offshore Cameroon -Tied seismic interpretation with geological setting (structural and depositional) using different combinations of seismic attributes -Conducted regional geological interpretation of depositional.
Jun 2011 - Feb 2013
Research Assistant
Member of the Poromechanics Institute and the Institute for Reservoir Characterization.Main topic of research: Reservoir characterization of unconventional shale plays, focused on geomechanics. Designed and conducted tests, some of them new technologies, to characterize the geomechanical properties of unconventional plays.
Jan 2009 - May 2011
Team & coworkers
Colleagues at Oxy
Other employees you can reach at oxy.com. View company contacts for 13089 employees →
FN
Firas Niaz Al Balushi
Colleague at Oxy
Oman, Oman
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KO
Keith Oconnor
Colleague at Oxy
Costa Rica, Costa Rica
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SK
Sami Khalifa
Colleague at Oxy
Libya, Libya
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DA
Detia Aurelia
Colleague at Oxy
Jakarta, Jakarta, Indonesia, Indonesia
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MS
Maranda Stanton
Colleague at Oxy
Broken Arrow, Oklahoma, United States, United States
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ZR
Zachary Ricketts
Colleague at Oxy
La Porte, Texas, United States, United States
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AD
Amanda Dufrene
Colleague at Oxy
Spring, Texas, United States, United States
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NL
Neil Legrow, P. Eng.
Colleague at Oxy
Spring, Texas, United States, United States
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LL
Larry Luu
Colleague at Oxy
Houston, Texas, United States, United States
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KW
Kirk Williams
Colleague at Oxy
Gilmer, Texas, United States, United States
View →
Firas Niaz Al Balushi
Colleague at Oxy
Oman, Oman
View →
KO
Keith Oconnor
Colleague at Oxy
Costa Rica, Costa Rica
View →
SK
Sami Khalifa
Colleague at Oxy
Libya, Libya
View →
DA
Detia Aurelia
Colleague at Oxy
Jakarta, Jakarta, Indonesia, Indonesia
View →
MS
Maranda Stanton
Colleague at Oxy
Broken Arrow, Oklahoma, United States, United States
View →
ZR
Zachary Ricketts
Colleague at Oxy
La Porte, Texas, United States, United States
View →
AD
Amanda Dufrene
Colleague at Oxy
Spring, Texas, United States, United States
View →
NL
Neil Legrow, P. Eng.
Colleague at Oxy
Spring, Texas, United States, United States
View →
LL
Larry Luu
Colleague at Oxy
Houston, Texas, United States, United States
View →
KW
Kirk Williams
Colleague at Oxy
Gilmer, Texas, United States, United States
View →
3 education records
Rafael Sierra education
Master Of Business Administration - Mba, Finance And Sustainability
Master'S Degree, Geology/Earth Science, General
Bachelor'S Degree, Petroleum Engineering
FAQ
Frequently asked questions about Rafael Sierra
Quick answers generated from the profile data available on this page.
What company does Rafael Sierra work for?
Rafael Sierra works for Oxy.
What is Rafael Sierra's role at Oxy?
Rafael Sierra is listed as MBA | Petrophysical Advisor at Oxy.
What is Rafael Sierra's email address?
AeroLeads has found 1 work email signal at @oxy.com for Rafael Sierra at Oxy.
Where is Rafael Sierra based?
Rafael Sierra is based in Denver Metropolitan Area, United States, United States while working with Oxy.
What companies has Rafael Sierra worked for?
Rafael Sierra has worked for Oxy, Anadarko Petroleum Corporation, Noble Energy, and University Of Oklahoma.
Who are Rafael Sierra's colleagues at Oxy?
Rafael Sierra's colleagues at Oxy include Firas Niaz Al Balushi, Keith Oconnor, Sami Khalifa, Detia Aurelia, and Maranda Stanton.
How can I contact Rafael Sierra?
You can use AeroLeads to view verified contact signals for Rafael Sierra at Oxy, including work email, phone, and LinkedIn data when available.
What schools did Rafael Sierra attend?
Rafael Sierra holds Master Of Business Administration - Mba, Finance And Sustainability from University Of Colorado Denver.
What skills is Rafael Sierra known for?
Rafael Sierra is listed with skills including Petrophysics, Petroleum, Petroleum Geology, Petrel, Geomechanics, Earth Science, Geology, and Gas.
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