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Director, Battery Energy Storage

Calpine
United Statesfull_timeVerifiedPosted 15 Jun 2026
💰 $220,243/yr($172,739/yr$220,243/yr)

About the role

Calpine, a business unit of Constellation Energy Corporation (Nasdaq: CEG), is America's largest generator of electricity from natural gas and geothermal resources with operations in competitive power markets. With 79 energy facilities in operation, Calpine’s fleet has the capacity to generate approximately 27,000 MW of electricity – enough to power approximately 27 million homes. 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 (including but not limited to the following; other duties may be assigned)
Directs overall management of the Battery Energy Storage Systems (BESS) project and is fully responsible for BESS engineering and technology. Lead BESS team efforts to support the construction, operation and maintenance planning, and supporting project development. 


This position will be involved in day-to-day operations; such as budgets, schedules, and making sure performance standards are set, maintained and achieved. This includes project conceptualization, management of design engineering, development fatal flaw analysis, equipment and vendor selection analysis, vendor and EPC negotiation and management, support construction management, and operations and maintenance planning and analysis. 


In this role, it is imperative to collaborate with an interdisciplinary team involved in all stages of project development and commercialization. Maintains the efficiency of important aspects of the Battery Energy Storage Systems project management process such as planning, scheduling, and budget and risk assessment. Defines and develops the BESS project management best practices, processes, and policy to ensure alignment with corporate strategy and goals. Partners with multi-departmental leadership and other stakeholders to locate opportunities and develop and prioritize projects according to relevant measurement criteria. Responsible for the supervision of others to ensure that all projects are delivered within the defined scope, quality, time and cost requirements.


Job Responsibilities
- Development Engineering:
o Responsible for leading conceptual designs and layouts for development projects currently in the pipeline as well as new green field developments.
o Responsible for leading technical analysis, internal and external, for different feasibility studies and project assessment during the development phase.
o Collaborate and give technical support in matters related to the connection to the grid and regulation capabilities of the storage.
o Manage the engineering team to ensure compliance with local regulations while optimizing the project design in efficiency and performance.
o Responsible for lead the technical and techno-commercial development activities to support Development to assure timely and cost-effective resolution to regulatory, permitting and technical issues associated with the execution and delivery of BESS projects.
o Collaborates with the Development team in the preparation and coordination of proposals, proposal materials, and other marketing efforts in support of the market segment. This may include gathering, verifying, and formatting proposal information.

- Technology:
o Establish and lead the relationships with BESS vendors and coordinate with their technical personnel to stay up to date with technology trends and products specifications
o Actively engage in industry standards committees such as NFPA, IEEE, etc. to be on the forefront of industry standards and specifications
o Understand the various battery technologies and industry practices to provide guidance to the organization on the application of technology. Educate the procurement, engineering, and operations teams on latest industry technology.
o Evaluate available and emerging storage technologies and communicate new technology development and risks associated with the new technology.


- Project Tenders:
o Lead the development of technical specifications for the procurement, RFI/RFP/RFQ process, of ES systems, subcontractors, and support services.
o Responsible for leading the development of key contracting strategies, terms, and implementation of energy storage systems
o Responsib

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Company

Calpine

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