Internship - Geoscience

Calpine Corporation is America's largest generator of electricity from natural gas and geothermal resources with operations in competitive power markets. Its fleet of 77 power plants in operation represents over 27,000 megawatts of generation capacity. Through wholesale power operations and its retail businesses, Calpine serves customers in 22 states and Canada. Its clean, efficient, modern and flexible fleet uses advanced technologies to generate power in a low-carbon and environmentally responsible manner.

The company was established on the premise that a strong commitment to the environment is inextricably linked to excellence in power generation and corporate responsibility. Since its founding in 1984, Calpine has led the power industry in its unwavering commitment to environmental stewardship. In addition, its renewable geothermal plants use steam generated deep below the earth's surface to produce clean, renewable electricity.

Job Summary (includes but is not limited to the following, other duties may be assigned)

The Geysers is the largest complex of geothermal power plants in the world. Calpine is the largest geothermal power producer in the US and one of the most reliable energy sources in California accounting for approximately one fifth of the green power produced in California. See www.geysers.com for more information regarding Calpine.

Job Responsibilities

This supervised position will allow for a geosciences student who is interested in a career in the power industry to apply and enhance their knowledge with regard to all aspects of the Geysers power plant and its resource-related operations. This position will require the individual to work a normal day shift. Limited overtime work (nights and weekends) may be required. This job will be based at the Geysers power plant located at 10350 Socrates Mine Road, Middletown, CA 95461.

The 2026 summer intern project will be to digitize hardcopy, legacy information and data, to make them accessible to Calpine staff for on-going and future projects. The intern will also be tasked to obtain digital data from various sources and consolidate them in a geodatabase.

Essential Duties and Responsibilities will include some or all of the following:

- The Geysers Geoscience Intern will assist the Resource Group by creating ArcGIS maps from legacy hard copy data

- Digitizing selected well information now available in only hard copy form; and

- GIS information usable on tablets in the Geysers steam field. The selected Geoscience intern will benefit from exposure to the operations of a well-established geothermal energy producer and familiarization with tablet software throughout the 35 square mile area of The Geysers geothermal

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

- The candidate should have completed a Bachelor of Science degree in geoscience with course work in structural geology and field geology.

- Must be actively enrolled in a Masters or above program, and working on an advanced degree with a defined interest in subsurface reservoir characterization and detailed field mapping experience over a large area. Demonstrated experience with digital geologic map making and a strong structural geology background are required.

- The candidate should be familiar with Microsoft Office software (Word, Excel, Outlook, and PowerPoint) and digital mapping software. Knowledge of ArcGIS and AutoCAD is a plus.

- Work environment includes office setting as well as hiking in a rugged field setting with electrical power plants, pipelines, and wells.

- GPA of 3.0 or higher.

- Legally eligible to work in the U.S. now and in the future for any company

- The candidate should also be willing to work as a team with good writing and communication skills.

- Intern must hold a valid driver’s license, and have the ability to drive mountainous, winding, narrow roads. Work environment includes an office setting as well as outdoors in an industrial/power plant setting.

- Strong work ethic and initiative

- Good academic standing

This job will be based at The Geysers power plant near Middletown, California.

Work schedule is 4x10 (Monday – Thursday)

Salary Information

$25.00 to $37.00 per hour

Additional Calpine Information

- Equal Opportunity Employer of Minorities, Females, Protected Veterans, and Individuals with Disabilities.

- Calpine is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants with physical and/or mental disabilities. If you are interested in applying for employment and need special assistance or an accommodation to use our website or to apply for a position, please send an e-mail with your request to hrrecruitment@calpine.com. Determination on requests for reasonable accommodation are made on case-by-case basis.

Please view Equal Employment Opportunity Posters provided by OFCCP here

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

This employer is required to notify all applicants of their rights pursuant to federal employment laws. For further information, please review the Know Your Rights notice from the Department of Labor.