Calpine Corporation seeks an experienced Electrical Engineer III to support the design, analysis, and reliability of electrical systems across its natural gas-fired and geothermal power plants. In this role, you will perform power system studies, develop one-line diagrams and specifications, and ensure compliance with NEC, NESC, IEEE, NERC, and other standards. You will collaborate with operations and maintenance teams to troubleshoot issues, lead root-cause analysis, and implement reliability and safety improvements. Working in a data-driven, team-oriented culture focused on environmental responsibility and operational excellence, you will contribute to cleaner energy, grid reliability, and large-scale generation projects in a dynamic, hybrid work environment. Responsibilities Design, analyze, and optimize electrical systems for natural gas and geothermal power plants Perform power system studies, load flow, short-circuit, and protection coordination analysis Develop electrical specifications, single-line diagrams, and equipment layouts Support project execution from conceptual design through commissioning and startup Ensure compliance with NEC, NESC, IEEE, NERC, and other applicable codes and standards Collaborate with operations, maintenance, and asset management teams to improve plant reliability Lead root-cause analysis for electrical failures and implement corrective actions Prepare technical reports, calculations, and documentation for regulatory and internal review Support grid interconnection studies and coordination with utilities and ISO/RTOs Champion safety, environmental, and continuous improvement initiatives in all engineering work Required Skills Power system analysis (load flow, short-circuit, protection coordination) High- and medium-voltage equipment design and application Protective relaying and coordination settings ETAP, SKM, or similar electrical modeling software Electrical drafting and single-line diagram development Knowledge of NEC, NESC, IEEE, NFPA, and NERC standards Arc flash analysis and grounding system design Project engineering and technical documentation Reliability engineering and root-cause failure analysis SCADA, substation, and plant electrical control systems