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Junior Reservoir Engineer Jobs (NOW HIRING)

... develop junior engineers Skills and Experience: • Proven success supporting acquisitions ... reservoir engineering methods, including material balance, rate transient analysis, volumetric ...

WI · On-site

$180 - $320/hr

The role requires a unique combination of deep reservoir engineering expertise, transaction ... junior engineers Transaction Execution & Advisory * Lead technical due diligence efforts for ...

New

... junior engineers grow. The quality of what you build shows up in production software used by ... Reservoir engineering and modeling * Production engineering and optimization * E&P data management ...

... junior engineers grow. The quality of what you build shows up in production software used by ... Reservoir engineering and modeling * Production engineering and optimization * E&P data management ...

... junior engineers grow. The quality of what you build shows up in production software used by ... Reservoir engineering and modeling * Production engineering and optimization * E&P data management ...

... junior engineers grow. The quality of what you build shows up in production software used by ... Reservoir engineering and modeling * Production engineering and optimization * E&P data management ...

Senior Software Engineer - Landmark

Houston, TX · On-site

$105K - $139K/yr

Reservoir engineering and modeling * Production engineering and optimization * E&P data management ... Mentor engineers at junior and mid levels through code reviews, technical guidance, and the ...

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Junior Reservoir Engineer information

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$33.5K

$71.8K

$109.5K

How much do junior reservoir engineer jobs pay per year?

As of Aug 14, 2026, the average yearly pay for junior reservoir engineer in the United States is $71,799.00, according to ZipRecruiter salary data. Most workers in this role earn between $48,500.00 and $80,000.00 per year, depending on experience, location, and employer.

What is a junior reservoir engineer?

Junior Reservoir Engineers are entry-level professionals who assist in evaluating and managing oil and gas reservoirs to optimize extraction and production. They typically work under the supervision of senior engineers, analyzing geological data, running simulations, and helping to develop strategies for reservoir development and recovery. Their role often includes preparing reports, monitoring reservoir performance, and learning industry-standard software and techniques. This position provides foundational experience for further advancement in petroleum engineering.

What are some common challenges faced by junior reservoir engineers when working on multidisciplinary teams?

Junior Reservoir Engineers often collaborate closely with geologists, production engineers, and drilling teams. One common challenge is effectively communicating technical reservoir data to colleagues from different backgrounds, ensuring everyone has a clear understanding of project goals and constraints. Additionally, balancing multiple priorities and learning to integrate diverse data sources can be demanding but is essential for developing robust reservoir models. Building strong teamwork and communication skills early on helps Junior Reservoir Engineers contribute effectively and progress in their careers.

What is the difference between Junior Reservoir Engineer vs Reservoir Engineer?

AspectJunior Reservoir EngineerReservoir Engineer
Required CredentialsBachelor's degree in petroleum engineering or related field; entry-level certificationsBachelor's or master's degree; professional engineering license often preferred
Work EnvironmentSupportive team, field and office settings, data analysisMore independent, project management, complex data interpretation
Employer & Industry UsageOil & gas companies, consulting firms, energy sectorSame as Junior Reservoir Engineer, with increased responsibilities

The main difference between a Junior Reservoir Engineer and a Reservoir Engineer lies in experience and responsibility. Junior Reservoir Engineers typically handle supporting tasks and data collection, while Reservoir Engineers take on more complex analysis and decision-making roles. Both roles are essential in the oil and gas industry, with the senior position requiring more expertise and independence.

What are the key skills and qualifications needed to thrive as a junior reservoir engineer?

To thrive as a Junior Reservoir Engineer, you need a solid background in petroleum engineering, geology, or a related field, often supported by a bachelor's degree. Familiarity with reservoir simulation software (such as Eclipse or Petrel), data analysis tools, and industry-standard modeling systems is typically required. Strong analytical thinking, teamwork, and effective communication skills help differentiate candidates in this role. These competencies enable accurate reservoir evaluations and collaborative decision-making, directly impacting resource management and project success.
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Cities with the most Junior Reservoir Engineer job openings:

What are the most commonly searched types of Reservoir Engineer jobs?

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Infographic showing various Junior Reservoir Engineer job openings in the United States as of August 2026, with employment types broken down into 92% Full Time, 2% Part Time, and 6% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $71,799 per year, or $34.5 per hour.

Senior Reservoir Engineer

Devon Energy

Pittsburgh, PA • On-site

Full-time

Posted 12 days ago


Devon Energy rating

9.6

Company rating: 9.6 out of 10

Based on 10 frontline employees who took The Breakroom Quiz

1st of 86 rated oil and gas companies


Job description

At Devon, we will offer you a career full of energy and unmatched opportunities to solve today's greatest challenges. Innovation, creative problem-solving and positive change happen when people step out of their comfort zone and think differently. Our values, workplace practices, wellness programs, benefits and compensation are aimed at helping employees manage their unique personal life and care for their families so they can focus on contributing to the fullest.
Devon Energy is hiring a Senior Reservoir Engineer in Pittsburgh
Job Profile Summary:
Devon Energy is seeking a Senior Reservoir Engineer to drive inventory growth across the Appalachian Basin. This role will focus on identifying, evaluating, and maturing opportunities that expand Devon's inventory position through acquisitions, joint ventures and leasing. In addition, this role will lead technical and economic evaluations supporting drilling, completion, spacing, and field development decisions across Devon's existing assets.
The successful candidate will combine reservoir engineering expertise, commercial acumen, and data-driven decision making to influence capital allocation and growth strategy across the Appalachian Basin. This is a highly visible role with direct exposure to senior leadership and significant opportunity to influence the scale, inventory depth, and long-term direction of Devon's Marcellus Business Unit.
We are looking for a highly independent engineer who thrives in ambiguous environments, proactively identifies opportunities, challenges conventional thinking, and drives initiatives from concept through executive recommendation with minimal supervision.
This position is based on site at our Marcellus Business Unit office in Pittsburgh, Pennsylvania.
Essential Duties and Responsibilities:
• Proactively identify, evaluate, and champion acquisition, leasing, and joint venture opportunities capable of materially expanding Devon's Appalachian inventory position
• Lead multidisciplinary evaluations with geoscience, operations, and land teams supporting acquisition opportunities and field development plans
• Develop and recommend field development plans, well spacing strategies and completion designs to maximize long-term asset value
• Conduct well performance analysis, pressure interpretation, volumetric calculations, recovery method assessments, and production decline curve evaluations
• Perform economic analysis of field development programs and acquisition and leasing opportunities using Excel, ARIES, ComboCurve and AI tools
• Gather, organize, and interpret large datasets to define reservoir characteristics and generate technically grounded well performance predictions
• Evaluate Lease Operating Expenses (LOE) and operational costs for accuracy and alignment with asset performance
• Lead special projects as needed, including advanced reservoir characterization and generation of various basin-wide well performance models
Create decision-ready technical and economic narratives that enable rapid executive decision-making
• Maintain a basin-wide perspective on operator activity, valuation trends, acreage availability, and emerging development opportunities across the Appalachian Basin
• Mentor and develop junior engineers
Skills and Experience:
• Proven success supporting acquisitions, divestitures, acreage trades, joint ventures, and large-scale strategic transactions
• Demonstrated experience leading field development plans, optimizing well spacing and completion designs, and making capital allocation recommendations
• Strong understanding of upstream valuation methodologies and asset transaction processes
• Advanced use of ARIES, Spotfire, ComboCurve, Whitson+ and Excel for technical and economic evaluations
• Experience leveraging AI and machine learning tools to identify opportunities, accelerate asset evaluations, and improve decision quality
• Extensive experience with reservoir engineering methods, including material balance, rate transient analysis, volumetric calculations, and type curve generation
• Demonstrated understanding of Appalachian Basin geology, well performance, spacing, and competitive operator activity preferred
• Advanced capability in analyzing large datasets with robust statistical and machine learning workflows
• Demonstrated ability to create executive-level investment recommendations for acquisition or capital allocation decisions
• Demonstrated ownership, initiative, and bias for action, with the ability to operate independently while building alignment across technical and commercial disciplines
Education Requirements:
• Bachelor's degree required: Petroleum, Chemical, Mechanical Engineering or closely related field
• MS Finance, MS Economics or MBA preferred
Years of Experience:
• 8+ years of experience in reservoir engineering or related technical discipline preferred
• Investment banking, private equity, corporate development, or business development experience preferred
Qualified applicants are considered without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, status as a protected veteran or other characteristics protected by law.
For more information on Equal Employment Opportunity, please follow these links:
EEO is the Law
EEO is the Law Supplement
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