Calpine

AI Senior Developer

Senior Developer

5 years of software development; full-stack; AI/ML experience; Python/JavaScript; TensorFlow/PyTorch/scikit-learn; REST APIs; bachelor’s degree.

Operations and Electrical Technician III

Senior-level electrical/instrument technician with 5+ years in control systems; DCS experience; strong electrical/mechanical aptitude; valid driver’s license.

IC&E Technician III

IC&E Technician

Senior-level technician with 5+ years in instrument/electrical and control systems; DCS programming; CMMS usage; strong technical and safety skills; valid driver’s license.

Internship - Project Development Controls Analytics

Analytics Internship

College student seeking analytics career; sophomore year completed; minimum 30 credits toward bachelor's in engineering, business, or STEM; GPA 3.0+; eligible to work in the U.S.; strong MS Office skills; Python or Visual Basic preferred; strong Excel (VLOOKUP, SUMIFS, Pivot, Macros); experience with Tableau; knowledge of energy industry a plus.

Sr IS Analyst

IS Analyst

Bachelor’s in Computer Information Systems or Engineering; 10+ years in Microsoft-based application development; strong SQL Server, .NET Core, C#, ASP.NET; Azure expertise; Docker and Kubernetes knowledge; ability to integrate third-party apps.

Internship - Legal

Internship

Rising 2nd- or 3rd-year law student; GPA 3.0 minimum; able to work in the U.S. without sponsorship; no relocation eligibility; strong written/verbal communication and analytical skills.

Plant Manager

Over 10 years electrical power plant experience; 5+ years supervisory; Bachelor's in Engineering; manage plant operations and budget.

Power Plant Operator

High School diploma or technical/vocational training; 6 years related experience; knowledge of health, safety, hazardous materials; calibration and machinery control experience; valid Maine boiler or stationary engineer license; driver’s license.

Plant Engineer II

Plant Engineer

Bachelor’s in Engineering; 3+ years' experience in electrical power generation; ability to analyze, improve plant performance and implement technical solutions.

Rotation Engineer

Bachelor’s degree in Engineering; minimum 3.0 GPA; internship/entry-level experience preferred; strong communication; MS Office proficiency; US work authorization; energy industry knowledge preferred.

Bachelor’s in Engineering; 3+ years experience in plant engineering or power generation; strong knowledge of electrical power systems.

Turbine Control Engineer III

Bachelor’s degree in Engineering; 10+ years related experience; experience with control systems and OT networks.

Bachelor’s degree in engineering; minimum GPA 3.0; internship or entry-level experience preferred; strong communication; proficient in MS Office; must be authorized to work in the United States without sponsorship.

Operator Technician III

Senior-level technician with 10+ years of mechanical/electrical experience, hazardous energy handling, and advanced certifications.

Director Financial Power/Gas Trading

Senior director with 15+ years in power trading, managing teams and delivering incremental PNL.

Plant Cont Tech 1/C SCD

Plant Controls Technician

High school or vocational training; experience in industrial/utility power plant maintenance; safety aware; valid driver’s license; ability to pass tests; TWIC credentials.

Turbine Engineer Specialist III

Turbine Engineer Specialist

Senior turb ine engineer with 20+ years in steam turbine maintenance, outage planning, safety leadership, and vendor coordination.

Electrical Engineer III

Electrical Engineer

Bachelor’s in Electrical Engineering; 5+ years experience; knowledge of geothermal geology.

Power Trader

60 college credits with emphasis in business, math, statistics, accounting or economics; 2-5 years power trading experience; strong Excel and analytical skills.

Title	Location	Date
AI Senior Developer Full Time · 5+ YOE Houston, Texas, United States · Onsite	Houston, Texas, United States Onsite	Nov 17, 2025
Operations and Electrical Technician III Full Time · $124K-$133K/yr · 5+ YOE Lebec, California, United States · Onsite	Lebec, California, United States Onsite	Nov 6, 2025
IC&E Technician III Full Time · 5+ YOE Baytown, Texas, United States · Onsite	Baytown, Texas, United States Onsite	Oct 14, 2025
Internship - Project Development Controls Analytics Internship Houston, Texas, United States · Hybrid	Houston, Texas, United States Hybrid	Oct 14, 2025
Sr IS Analyst Full Time · 10+ YOE Houston, Texas, United States · Onsite	Houston, Texas, United States Onsite	Oct 10, 2025
Internship - Legal Full Time Houston, Texas, United States · Onsite	Houston, Texas, United States Onsite	Oct 8, 2025
Plant Manager Full Time · 10+ YOE Middletown, California, United States · Onsite	Middletown, California, United States Onsite	Sep 22, 2025
Power Plant Operator Full Time · 6+ YOE Westbrook, Maine, United States · Onsite	Westbrook, Maine, United States Onsite	Sep 5, 2025
Plant Engineer II Full Time · 3+ YOE Delta, Pennsylvania, United States · Onsite	Delta, Pennsylvania, United States Onsite	Sep 2, 2025
Rotation Engineer Full Time · 0+ YOE Houston or Walnut Creek · Onsite	Houston or Walnut Creek Onsite	Aug 6, 2025
Plant Engineer II Full Time · 3+ YOE Odessa, Texas, United States · Onsite	Odessa, Texas, United States Onsite	Aug 4, 2025
Turbine Control Engineer III Full Time · $107K-$136K · 10+ YOE Middletown, California, United States · Onsite	Middletown, California, United States Onsite	Jul 7, 2025
Rotation Engineer Full Time · 0+ YOE Houston or Walnut Creek · Onsite	Houston or Walnut Creek Onsite	Jun 30, 2025
Operator Technician III Full Time · 10+ YOE Edinburg, Texas, United States · Onsite	Edinburg, Texas, United States Onsite	Jun 19, 2025
Director Financial Power/Gas Trading Full Time · 15+ YOE Houston, Texas, United States · Onsite	Houston, Texas, United States Onsite	Apr 10, 2025
Plant Cont Tech 1/C SCD Full Time Wilmington, Delaware, United States · Onsite	Wilmington, Delaware, United States Onsite	Mar 31, 2025
Turbine Engineer Specialist III Full Time · 20+ YOE Pasadena, Texas, United States · Hybrid	Pasadena, Texas, United States Hybrid	Feb 6, 2025
Electrical Engineer III Full Time · 5+ YOE Middletown, California, United States · Onsite	Middletown, California, United States Onsite	Oct 30, 2024
Power Trader Full Time · 2+ YOE Houston, Texas, United States · Onsite	Houston, Texas, United States Onsite	Feb 14, 2024

Activities	Electricity generationPower plant operationNatural gas generationGeothermal power productionRetail electricity supply
Headquarters	US
Industries	Electric UtilitiesEnergy Production
Name	Calpine
Employees	2,500
Type	Public
Parent Company	Constellation Energy Corporation
Subsidiaries	Calpine Energy SolutionsChampion Energy ServicesGood Charlie EnergyCalpine PowerAmerica
Tagline	Generates electricity from natural gas and geothermal energy resources.
Founded	1,984
Website	calpine.com
Stock Exchange	NASDAQ
Stock Symbol	CEG

Calpine

About Calpine