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Reservoir Engineer Jobs in California (NOW HIRING)

Senior Mechanical Engineer

Oakland, CA · On-site

$115K - $182K/yr

We are seeking engineers who are excited by Fervo's mission, the opportunity to drive meaningful ... Collaborate closely across disciplines (process, electrical, reservoir, drilling) as well as with ...

... reservoir rims for analyzing subsurface conditions * Conducted stability analysis, including ... Engineering Geology * Numerical Modelling in Geomechanics * GeoEngineering Testing and Design

... reservoir rims for analyzing subsurface conditions * Conducted stability analysis, including ... Engineering Geology * Numerical Modelling in Geomechanics * GeoEngineering Testing and Design

... reservoir rims for analyzing subsurface conditions * Conducted stability analysis, including ... Engineering Geology * Numerical Modelling in Geomechanics * GeoEngineering Testing and Design

... Reservoir, Delta Conveyance Project, and the California Aqueduct Subsidence Program . This is a ... Supervise engineering during construction activities. * Oversee technical quality, engineering ...

... Reservoir, Delta Conveyance Project, and the California Aqueduct Subsidence Program . This is a ... Supervise engineering during construction activities. * Oversee technical quality, engineering ...

... Reservoir, Delta Conveyance Project, and the California Aqueduct Subsidence Program . This is a ... Supervise engineering during construction activities. * Oversee technical quality, engineering ...

... Reservoir, Delta Conveyance Project, and the California Aqueduct Subsidence Program . This is a ... Supervise engineering during construction activities. * Oversee technical quality, engineering ...

Provide geotechnical recommendations for dam and reservoir facilities, including embankment slopes ... Provide construction-phase engineering support, including review of submittals, response to RFIs ...

... Reservoir, Delta Conveyance Project, and the California Aqueduct Subsidence Program . This is a ... Supervise engineering during construction activities. * Oversee technical quality, engineering ...

Showing results 21-40

Reservoir Engineer information

See California salary details

$60.2K

$122.3K

$171.2K

How much do reservoir engineer jobs pay per year?

As of Sep 5, 2026, the average yearly pay for reservoir engineer in California is $122,345.00, according to ZipRecruiter salary data. Most workers in this role earn between $104,600.00 and $144,100.00 per year, depending on experience, location, and employer.

What is a reservoir engineer?

The responsibilities of a reservoir engineer, also known as a petroleum or pipeline engineer, focus on optimizing the fluid flow of petroleum oil and gas through reservoirs. Your duties are to identify and evaluate each oil and gas reserve using special tools and equipment, continuously monitor and optimize the reserve during the drilling process, and analyze the flow mechanics of each reserve to ensure efficiency. Although reservoir engineers can complete some work off-site using computer models of reservoirs and frac sites, you typically travel to different job sites as needed and work long hours as projects develop.

What does a reservoir engineer do?

A Reservoir Engineer is a specialized professional in the oil and gas industry who evaluates oil and gas reservoirs to maximize extraction and recovery. They use advanced computer modeling, data analysis, and field studies to estimate reserves, plan production strategies, and monitor reservoir performance. Their work involves collaborating with geologists, drilling engineers, and production teams to ensure efficient and sustainable extraction. Reservoir Engineers also help determine the economic viability of projects and suggest enhanced recovery techniques when necessary.

What are the key skills and qualifications needed to thrive as a reservoir engineer, and why are they important?

To thrive as a Reservoir Engineer, you need a solid background in petroleum engineering, geology, and fluid mechanics, typically supported by a bachelor's degree in engineering or a related field. Proficiency in reservoir simulation software (e.g., Eclipse, Petrel) and understanding of data analysis tools are crucial, along with relevant certifications such as SPE membership. Strong analytical thinking, problem-solving skills, and effective communication help engineers work collaboratively and make data-driven decisions. These skills are vital for optimizing hydrocarbon recovery, maximizing reservoir performance, and ensuring the economic success of oil and gas projects.

What are some common challenges reservoir engineers face when working on multidisciplinary teams?

Reservoir Engineers often collaborate with geologists, production engineers, and drilling teams to maximize oil and gas recovery. One common challenge is aligning differing technical perspectives and priorities, especially when balancing short-term production targets with long-term reservoir management. Effective communication and a solid understanding of each discipline’s objectives are critical to ensure project success. Building strong relationships and staying adaptable can help Reservoir Engineers integrate diverse viewpoints and drive optimal solutions.

What is the difference between Reservoir Engineer vs Petroleum Engineer?

AspectReservoir EngineerPetroleum Engineer
Required CredentialsBachelor's degree in petroleum engineering, geology, or related field; often professional engineering licenseBachelor's degree in petroleum engineering or related field; often professional engineering license
Work EnvironmentFocuses on subsurface reservoir analysis, modeling, and simulationDesigns and implements drilling, completion, and production processes
Industry UsagePrimarily in exploration and production companies, focusing on reservoir managementInvolved across exploration, drilling, and production phases in oil and gas industry

Reservoir Engineers and Petroleum Engineers share similar educational backgrounds and work within the oil and gas industry. Reservoir Engineers specialize in analyzing subsurface reservoirs to optimize extraction, while Petroleum Engineers focus on designing and implementing drilling and production operations. Both roles are essential for efficient resource development and often collaborate closely.

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

The most popular types of Reservoir Engineer jobs in California are:

What are popular job titles related to Reservoir Engineer jobs in California?

For Reservoir Engineer jobs in California, the most frequently searched job titles are:

What job categories do people searching Reservoir Engineer jobs in California look for?

The top searched job categories for Reservoir Engineer jobs in California are:

What cities in California are hiring for Reservoir Engineer jobs?

Cities in California with the most Reservoir Engineer job openings:

Infographic showing various Reservoir Engineer job openings in California as of August 2026, with employment types broken down into 91% Full Time, 6% Part Time, and 3% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $122,345 per year, or $58.8 per hour.

Senior Mechanical Engineer

Fervo Energy

Oakland, CA • On-site

$115K - $182K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 27 days ago


Job description

Description

Fervo is working to build the most cost-effective, repeatable geothermal power plants in the world. Joining Fervo's GeoBlock engineering team means solving frontier technical problems with immediate real-world impact, accelerating the clean energy transition and reinventing the way infrastructure is built.

We are seeking engineers who are excited by Fervo's mission, the opportunity to drive meaningful and impactful innovation, and the prospect of maintaining extreme ownership over the cost and constructability implications of their designs, knowing that each decision they make impacts the speed and scale of Fervo's mission.


As a Senior Mechanical Engineer, you will be a technical leader in the design and optimization of mechanical systems for Fervo's innovative power plants. You will apply advanced engineering judgment and first-principles analysis to develop high-performance, cost-effective plant designs, while mentoring junior engineers and influencing cross-disciplinary decision-making. As Fervo transitions from first-of-a-kind projects to scaling deployment of its plants, you will play a key role in driving standardization and efficiency improvements across projects. You will report to the Mechanical Engineering Manager.

Requirements

Responsibilities

Technical and Execution Leadership

  • Own specification generation, design, and analysis of mechanical systems, components, and equipment for power generation and surface facilities
  • Drive first-principles tradeoff analysis across mechanical and thermal systems to optimize plant performance
  • Identify opportunities to simplify, accelerate, and standardize mechanical designs while maintaining technical excellence and reliability
  • Inform and support procurement efforts relating to mechanical equipment, systems, and vendor specifications for power plant designs

Team and Culture

  • Demonstrate extreme ownership by taking responsibility for cost, safety, and constructability in addition to design
  • Work with urgency and resilience, embracing rapid iteration and maintaining high performance under pressure
  • Collaborate closely across disciplines (process, electrical, reservoir, drilling) as well as with external partners to drive integrated solutions
  • Contribute to a culture of technical excellence and accountability, modeling the values that define a world-class engineering team
  • Act as a mentor to junior engineers and help in their development

Qualifications

  • B.S. or M.S. in Mechanical Engineering or related discipline
  • 8+ years of experience in mechanical engineering in large capital projects
  • Proven track record leading projects & design through fabrication and testing
  • Deep expertise in thermodynamics, fluid mechanics, and structural mechanics
  • Strong communication and leadership skills; ability to translate technical complexity into clear decisions

Preferred Qualifications:

  • R&D mechanical engineering design experience is a strong plus

Compensation & Benefits

Fervo provides a comprehensive suite of benefits including medical, dental, vision, life, short-term and long-term disability, flexible paid time off, and paid parental leave. Additionally, Fervo offers an incentive stock options program, a bonus incentive program, and a 401(k) plan with an employer match.


Fervo Energy is providing the compensation range and general description of other compensation and benefits that the company in good faith believes it might pay and/or offer for this position based on the successful applicant's education, experience, knowledge, skills, and abilities in addition to internal equity and geographic location. Expected Salary: $115,000 - $182,000 based on California locality and dependent on experience, pay in other locations may vary.


Fervo Energy reserves the right to ultimately pay more or less than the posted range and offer other compensation, depending on circumstances not related to an applicant's sex or other status protected by local, state, or federal law.


Location

Fervo Energy has offices in Houston, TX, Golden, CO, Reno, NV, Oakland, CA, and Salt Lake City, UT. This position will be eligible for some hybrid work flexibility, but regular in-office presence at a the Oakland, California office will be required.