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2027 Geothermal Production Analytics Engineering Intern - Geysers

Constellation

Middletown, CAFull-timeSeen 6 days agoSeen in employer's feed 6 days ago

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At a glance

Compensation
No compensation found
Location
Middletown, CA
Role Type
Internship
Schedule
Full-time
Work Authorization
Not specified

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

Valid Driver's License

Job overview

Constellation is seeking Reservoir Engineering students for a paid, approximately 10-week Geothermal Projects Internship at its Geysers location in Middletown, California. The intern will assist the Geothermal Production Analytics team with production and injection data analysis, data-management recommendations, reservoir and steam gathering system performance evaluations, and simulation models for field performance studies. The internship is scheduled to run from June 7 through August 13, 2027.

Skills & qualifications

RequiredNice to have

Skills

Analytical SkillsProblem SolvingData Management SystemsGIS ApplicationsGeological ApplicationsReservoir Engineering ApplicationsProgramming LanguagesDriving Mountainous Roads

Qualifications

Junior Standing or AboveBachelor's Degree or HigherStudent During InternshipValid Driver's License

Full job description

As the largest private-sector power producer in the world and the nation's largest producer of clean and reliable energy, Constellation is focused on our purpose: lighting the way to a brilliant tomorrow for all. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes.

Our culture and employee experience make it clear: We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our people are the driving force behind our success. At Constellation, you can build a fulfilling career with opportunities to learn, grow and make an impact. By doing our best work and meeting new challenges, we can accomplish great things. Join us in meeting the country's energy needs today and tomorrow.

We are currently seeking highly motivated Reservoir Engineering students for Geothermal Projects Internships for 2027 to work in person at our location in Middletown, CA - Geysers. These paid internships will last approximately 10 weeks starting June 7th, 2027 through August 13th, 2027. Interns will work on specific projects, designed to help them gain real-world, hands-on experience working independently under an assigned supervisor and technical mentor.

The Reservoir Engineer Intern will provide assistance to the Geothermal Production Analytics team in analyzing production and injection data, developing data-management improvement recommendations, conducting reservoir and steam gathering system performance evaluations for optimum field development and building simulation models for field performance studies.

The above statements reflect the general details considered necessary to describe the essential functions of the job and are not to be construed as a detailed description of all the work requirements that may be inherent in the position.

Job Requirements:

  • Candidate should have Junior standing or above working toward a Bachelor's degree or higher in Petroleum, Chemical, Mechanical, Civil, Electrical Engineering and other engineering or earth-sciences degrees are considered. Qualified candidate must be a student during duration of internship.

  • Analytical/technical skills with a practical approach to problem solving

  • Familiar with data-management systems (e.g. MySQL, SQLite, Microsoft SQL server, Microsoft Access, etc)

  • Familiar with GIS applications

  • Familiar with geological and reservoir engineering applications (e.g. GOCAD/SKUA, Petrel, Eclipse, VIP, Volsung, Tetrad, CMG STARS, TOUGH2, etc)

  • Experience in programming languages (e.g. Fortran, C\C++, Python, etc).

  • Legally authorized to work in the United States

  • Intern must hold a valid driver’s license, and have the ability to drive mountainous roads.

Constellation is proud to be an equal opportunity employer and employees or applicants will receive consideration for employment without regard to: age, color, disability, gender, national origin, race, religion, sexual orientation, gender identity, protected veteran status, or any other classification protected by federal, state, or local law.

How this job compares

Set against the 7,248 open Engineering jobs on Olive Jobs, counted November 4, 2026.

Pay
  • This postingNot listed
  • California median$134–203K/yr632 salary ranges
  • California median$34–45/hr110 hourly ranges
Openings
Olive Jobs lists 945 open Engineering jobs in California and 7,248 across the US. 3% of them nationwide are listed as remote or flexible.
Hiring the most in California
Experience
Engineering postings that state a minimum ask for 5 years of experience at the median; the middle half ask for 3 to 10 years (4,965 postings).
Education
3,790 of the 7,248 open Engineering jobs (52%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 4, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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