JM
Joshua D. Miller Executive Geoscience Leader

Executive Portfolio

Driving Subsurface
Excellence.

20+ years of proven execution in exploration, reservoir characterization, and asset development across conventional, deepwater, shale, and tight-reservoir environments.

Joshua D. Miller

5%

Production Increase & <10 Day Cycle Times

~200

Days Well Control Saved

$3M–$6M

Annual Budgets Managed

14 Blocks

Gulf of America Captures

Mission Statement

Resolute belief that superior subsurface knowledge underpins the success of top quartile industry performers.

Combining fundamental geoscience principles with new technologies and integration across transdisciplinary functions is core to premier operation and execution. Committed to continual development of the organization, asset, team, and individual.

Academic Foundation

  • M.S. Geology — University of South Carolina (GPA: 3.97)
  • B.A. Geology & English Minor — SUNY Geneseo (GPA: 3.88)

Core Technical Domains

Global Basins

Deepwater GoM, Williston/Bakken, Eagle Ford, North Sea, West Africa, Australia.

Reservoir Characterization

Integration of seismic, core, and petrophysical data in conventional and unconventional assets.

Asset Optimization

Economic modeling, NPV evaluation, and resource forecasting to drive strategic capital allocation.

Chronostratigraphy

Development and implementation of global stratigraphic standards unifying international asset teams.

Risk Mitigation

Geohazard ensemble modeling and SWD overpressure prediction to ensure safe drilling.

Cross-Functional Leadership

Bridging geoscience, reservoir engineering, and drilling for unified, executive-level decision support.

Career Progression

2026

Phoenix Energy Houston / Denver

Vice President Exploration

  • Directed asset exploration and development strategies that extended laterals, optimized spacing and completions, increasing production 5% and reducing cycle time to under 10 days.
  • Evaluated onshore resources and offshore growth opportunities while advising VP/SVP leadership on partnerships and subsurface strategy.
  • Led strategic planning across stakeholder data while addressing H2S and SWD overpressure risks.

2022 - 2025

Hess Corporation Houston, TX

Senior Manager Bakken Geoscience

  • Led an integrated subsurface organization spanning geoscience, drilling, planning, engineering, and wellsite operations.
  • Managed $3M–$6M annual budgets advancing imaging, modeling, simulation, forecasting, and history-match capabilities.
  • Evaluated exploration acquisitions, NOJV development, and reservoir opportunities using integrated analysis.

2017 - 2022

Hess Corporation Houston, TX

Manager Geoscience Development

  • Directed technical development programs for early-career and experienced geoscientists.
  • Mentored geoscience professionals through targeted development opportunities, supporting technical growth and business needs.
  • Presented workforce needs and hiring strategies to VP/SVP leadership for organizational planning.

2014 - 2017

Hess Corporation Houston, TX

Team Leader Reservoir Analysis

  • Led sedimentologists, stratigraphers, geocellular modelers, and deepwater reservoir specialists within a multidisciplinary tech organization.
  • Established subsurface evaluation strategies, reservoir frameworks, and OOIP assessments across six global regions.

2007 - 2014

Hess Corporation Houston, TX

Geologic Advisor

  • Advised multidisciplinary teams on biostratigraphy and sequence stratigraphy.
  • Delivered real-time geological insights from field operations to influence operational decisions, cost management, and safety.

2006 - 2007

ConocoPhillips Company Houston, TX

Regional Geologist

  • Identified, defined, and high-graded exploration opportunities, contributing to successful bids on 14 deepwater Gulf of America blocks.

2001 - 2006

Paleo-Data, Inc. New Orleans, LA

Staff Biostratigrapher

  • Delivered data-driven stratigraphic interpretations and oil-and-gas targets for major and independent energy companies.

Strategic Leadership

Executing high-value asset development requires navigating uncertainty, incomplete data, and rigorous capital allocation. I utilize a structured 6-step framework to balance risk-reward tradeoffs and ensure alignment from the technical level to the executive suite.

Understand

Define the fundamental geological and business problem.

Assess

Evaluate subsurface data, economic parameters, and risk profiles.

Align

Build consensus across cross-functional teams and stakeholders.

Decide

Commit to a strategic direction backed by quantitative analysis.

Execute

Deploy resources effectively and oversee operational delivery.

Measure

Track outcomes against forecasts and iterate based on real-time data.

People & Team Development

Technical excellence is driven by people. I am committed to mentoring talent, fostering transparent communication, and ensuring team members have the technical ownership needed to excel.

  • Developed global training programs for 15-20 early-career geoscientists.
  • Mentorship actions led directly to 17 individual promotions and asset placements.
  • Led talent acquisition with diverse interview teams, ensuring proper representation.
  • Ensured proper technical representation for developing geoscientists at senior leadership engagements.

Verifiable Impact & Case Studies

operations

Madison Depletion & Well Control Risk Mitigation

Challenge

Managing subsurface risk and drilling efficiencies in depleted zones.

Action & Leadership

Led strategic planning on optimized drilling locations.

Result

Saved as many as 200 days of well control activities, directly protecting capital and schedule.

strategy

Bakken SWD & Geohazard Ensemble Modeling

Challenge

Overpressure zones and geohazards associated with Saltwater Disposal (SWD).

Action & Leadership

Initiated seismic reprocessing and reservoir modeling to history-match/forecast geohazards. Collaborated with drilling/mud engineers on casing & fluid design.

Result

Successfully managed risk and revised budget through predictive overpressure mapping.

operations

Reservoir-Driven Water-Cut Reduction

Challenge

High water-cut during production impacting asset economics.

Action & Leadership

Led an integrated subsurface team combining completion design/intensity with reservoir fluid properties.

Result

Reduced production water cut by up to 20%, significantly enhancing profitability.

exploration

Gulf of America Acreage Capture

Challenge

Identifying high-value exploration targets in frontier/deepwater basins.

Action & Leadership

Conducted regional to prospect-scale mapping, volumetric evaluation, and economic assessment presented to VP leadership.

Result

Successful bids on 14 Gulf of America blocks; technical reviewer for 3 Atlantic margin blocks.

strategy

Global Chronostratigraphic Standardization

Challenge

Disparate stratigraphic frameworks across international offices hindering global asset evaluation.

Action & Leadership

Developed a unified global stratigraphic standard and centralized digital database.

Result

Reviewed and accepted by 4 international offices and implemented across over 10 asset teams.

operations

Operational Execution & Cycle Time Optimization

Challenge

Need to accelerate development timelines while lifting production.

Action & Leadership

Directed asset exploration/development strategies optimizing spacing, laterals, and completions.

Result

Achieved a 5% production increase and reduced cycle times to below 10 days.

Publications & Technical Authority

Contributions to the geoscience community through peer-reviewed papers, symposiums, and internal technical forums.

Improved Regional Characterization of Bakken-Three Forks Reservoir Integrating Special Core Analysis, Advanced Logs, and Production Using Petrophysics and Geologic Framework

Sushanta Bose; Virginia Smellie; Jeff Hamman; Josh Miller

SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, TX, June 2025

View DOI

Ensemble Based Reservoir Modeling of Produced Water Disposal Injection Improving Pressure Prediction and Derisking Bakken Development Operations - A Case Study from the Williston Basin

Sushanta Bose; Cayden OneBear; Miguel A. Jakymec; Josh Miller; Will Yancey; Gaurav Sharma

SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, TX, June 2025

View DOI

Laboratory Measurement of Total Porosity and Fluid Saturations for Unconventional Tight Rocks: Methodologies, Challenges

Min Cheng; Rayvan Watson; Alberto Latuff; Aaron Rodriguez; Peter Kaufman; Josh Miller; Rafael A. Mendoza; Elizabeth Krukowski; Robert Cole

Society of Petrophysicists and Well Log Analysts 66th Annual Symposium, Dubai, UAE, May 2025

View DOI

Geochemistry-Based Production Allocation in Bakken-Three Forks Development

Peter Kaufman; Aaron Rodriguez; Josh Miller; Jana Bachleda; Shuangyu Ge; Faye Liu

SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, TX, June 2024

View DOI

Improved Reservoir Characterization of Bakken-Three Forks Integrating Special Core Analysis and Petrophysics

Sushanta Bose; Aaron Rodriguez; Jeff Hamman; Virginia Smellie; Carlos Miranda; Josh Miller

SPE/AAPG/SEG Unconventional Resources Technology Conference, Houston, TX, June 2024

View DOI

A Reservoir-Scale Correlation Framework Integrating Tectono-Stratigraphy, Seismic, Petrophysics and Biostratigraphy: Case Studies from Tubular Bells, Stampede and Penn State Deep

Josh Miller; Steve Uchytil; Ken Kemp; Bill Kilsdonk

Hess Internal Geoscience Forum, August, 2017

Hess Global Stratigraphic Standard: A United Scheme for Chronostratigraphy

Josh Miller; Dave Pocknall; T.C. Huang; Richard Beaubouef

Hess Internal Geoscience Forum, July, 2013

Executive Inquiry

Available for executive leadership roles, strategic advisory, and subsurface consulting opportunities.

Professional References

Richard Beaubouef

Geologist – RTB Geoscience/Hess

(832) 212-7159

David Pocknall

Geologist – Consultant/Hess

(832) 347-4552

Neil Piggott

VP Exploration - Hess (Ret.)

(832) 729-0148

Sushanta Bose

Geologist - Chevron/Hess

(281) 857-9831

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