Marathon Oil Careers 2025: E&P Jobs in USA

Introduction

Marathon Oil Corporation is a leading independent exploration and production (E&P) company focused on the development of high-value, world-class resource plays in the United States. With a disciplined strategy and a commitment to operational excellence, Marathon Oil has built a premier portfolio of assets in four of the best U.S. oil basins. A career at Marathon Oil offers the opportunity to work at the forefront of domestic energy production, leveraging cutting-edge technology to safely and efficiently develop vital resources. Joining Marathon Oil in 2025 means becoming part of a high-performing team dedicated to responsible and competitive operations.

About Marathon Oil

Marathon Oil is an independent E&P company with a strategic focus on four core U.S. operating areas: the Eagle Ford in South Texas, the Bakken in North Dakota, the STACK and SCOOP plays in Oklahoma, and the Northern Delaware Basin in New Mexico. The company is known for its disciplined capital allocation, strong financial framework, and commitment to returning capital to shareholders. Marathon Oil’s strategy emphasizes generating strong returns and free cash flow through a combination of high-margin production, cost discipline, and a relentless focus on safety and environmental stewardship.

Why Work at Marathon Oil

Choosing a career with Marathon Oil means joining a company that values technical excellence, innovation, and accountability. Employees are empowered to make a direct impact on the company’s performance and are recognized for their contributions. Marathon Oil offers a culture of high performance, competitive compensation packages including attractive bonus structures, and significant opportunities for professional growth and technical challenge. The company’s focused asset base allows for deep expertise and collaborative teamwork, creating an environment where professionals can thrive and advance their careers.

Key Job Categories and Roles

Marathon Oil’s upstream operations create specialized career paths for technical and field professionals. Subsurface & Technical roles include Petroleum Engineer, Reservoir Engineer, Production Engineer, Geologist, and Geophysicist. Drilling & Completions functions feature Drilling Engineer, Completions Engineer, and Drilling Foreman. Field Operations positions encompass Production Foreman, Field Operator, and Measurement Technician. Corporate & Support roles include Landman, HSE Specialist, Supply Chain Analyst, and Financial Analyst.

Current Job Openings – Apply Online

Marathon Oil seeks talented individuals to drive excellence across its core assets. The company values innovation, a strong work ethic, and an unwavering commitment to safety. For professionals seeking to contribute to a leading E&P company, the following table highlights potential openings:

Latest Openings Table

New roles emerge to support development plans and operational excellence. Marathon Oil consistently seeks experts in development optimization and field execution.

Salaries – Average Salary Comparison Table

Marathon Oil offers competitive compensation reflective of its status as a top-tier independent. The following table provides approximate annual base salary ranges:

How to Apply

The application process for Marathon Oil careers is managed through its official careers portal. Candidates should visit the Marathon Oil website, browse current openings, and create a candidate profile to submit a resume and application. The portal allows for tracking application status throughout the recruitment process.

Requirements & Qualifications

Typical requirements include a bachelor’s degree in Engineering (Petroleum, Chemical, Mechanical), Geosciences, or a related field. For field roles, relevant experience and a commitment to safe work practices are essential. Strong analytical, problem-solving, and communication skills are highly valued across all positions.

Recruitment Process

The recruitment process typically involves online application submission, followed by phone screening with HR or a recruiter. Successful candidates proceed to interviews with hiring managers and team members, which may include technical and behavioral questions. The process concludes with an offer, contingent on background checks and drug screening.

Work Locations

Marathon Oil’s operations are concentrated in its core U.S. assets:

• Houston, Texas: Corporate headquarters.
• Oklahoma City, Oklahoma: Key operational office for STACK/SCOOP.
• San Antonio, Texas: Eagle Ford operational center.
• Dickinson, North Dakota: Bakken field office.
• Various Field Sites: Across operating areas in Texas, North Dakota, and Oklahoma.

Employee Benefits

Marathon Oil provides a comprehensive benefits package including:

• Competitive base salary and performance-based bonus
• 401(k) savings plan with company match
• Comprehensive health, dental, and vision insurance
• Generous paid time off and holidays
• Employee stock purchase plan
• Professional development opportunities

Internships & Graduate Programs

Marathon Oil offers robust internship programs for students and development programs for recent graduates, providing hands-on experience, mentorship, and training to build foundational skills for a successful E&P career.

Company Reviews & Ratings

Marathon Oil is recognized as a strong operator with a high-performance culture. Employees often cite the company’s competitive compensation, technical challenges, and focused asset base as key advantages. The company’s commitment to operational efficiency and safety is frequently noted in industry reviews.

FAQs

Q: What is Marathon Oil’s operational focus?
A: Marathon Oil is a pure-play E&P company focused on developing its high-quality assets in the Eagle Ford, Bakken, Oklahoma (STACK/SCOOP), and Northern Delaware Basin.

Q: Does Marathon Oil offer field roles?
A: Yes, field-based roles in operations, measurement, and foremanship are critical to running their assets.

Q: What happened with the ConocoPhillips acquisition?
A: ConocoPhillips acquired Marathon Oil in 2024. For current career opportunities, please check the ConocoPhillips careers website.

Q: What kind of engineers does Marathon Oil hire?
A: Primarily Petroleum, Reservoir, Production, Drilling, and Completions Engineers.

Q: Are there opportunities for new graduates?
A: Yes, through internship and entry-level engineering/geoscience programs.

Conclusion

A career with Marathon Oil offers the opportunity to work with a disciplined, high-performing team at the forefront of U.S. energy development. With world-class assets and a commitment to excellence, Marathon Oil provides a challenging and rewarding environment for professionals to build a successful career in the E&P industry.

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