Senior Unconventional Reservoir Engineer & Analytics Leader

Diamondback E&P LLC; Midland (TX); On-site; USD 180,000 - 280,000; Full time

Job summary

Diamondback E&P LLC in Midland, TX is seeking a Senior Reservoir Engineer to lead advanced shale reservoir evaluations and shape development strategy for unconventional assets. You will apply RTA, PVT, DFIT, CPG interpretation, and fracture modeling, supported by analytics, SQL data workflows, and visualization tools such as Spotfire, to inform asset-level decisions.

This role offers autonomy, mentorship across reservoir teams, and collaboration with leadership on surveillance, economics, and

Qualifications

• Bachelor's degree in Petroleum Engineering or related discipline.
• 10+ years reservoir engineering experience with 5+ years in unconventional reservoirs.
• Mastery of RTA, PVT, DFIT, CPG, fracture modeling, and reservoir simulation.
• Strong analytical skills with production, pressure, and completion data.
• Ability to independently evaluate complex reservoir problems and influence decisions.
• Proficiency with industry-standard reservoir engineering tools and data analytics.
• Excellent communication to convey complex concepts to technical and nontechnical audiences.

Responsibilities

• Serve as a technical authority for unconventional reservoir engineering, guiding well performance, spacing, and development optimization.
• Lead advanced RTA and diagnostics to evaluate DSU optimization, interference, depletion, and completion effectiveness.
• Perform and oversee PVT, pressure, DFIT, and fracture data analysis to characterize reservoir properties, stress regimes, and fracture behavior.
• Apply fracture modeling, reservoir simulation, and forecasting to support completion design, spacing decisions, and development planning.
• Leverage machine learning, SQL, and structured data workflows to identify performance drivers across large datasets.
• Develop and maintain Spotfire dashboards and analytic tools to support surveillance, diagnostics, and asset-level decision making.
• Provide economic evaluation and clear technical recommendations, collaborating with leadership.

Skills

RTA insights

PVT analysis

DFIT evaluation

Fracture modeling

Reservoir simulation

Analytics & data workflows

Communication skills

Education

Bachelor's degree in Petroleum Engineering or related

Master's or PhD in Petroleum Engineering

Tools

Spotfire

Aries

SQL

Job description

Diamondback E&P LLC in Midland, TX is seeking a Senior Reservoir Engineer to lead advanced shale reservoir evaluations and shape development strategy for unconventional assets. You will apply RTA, PVT, DFIT, CPG interpretation, and fracture modeling, supported by analytics, SQL data workflows, and visualization tools such as Spotfire, to inform asset-level decisions.

This role offers autonomy, mentorship across reservoir teams, and collaboration with leadership on surveillance, economics, and