Administrative Assistant II

Calpine Corporation
New York, NY

Description

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

Performs a variety of administrative support duties to all levels of management and/or staff within a department. Answers and screens telephone calls, takes messages and monitors voicemail. Processes daily incoming and out-going mail. Manages calendars, coordinates meetings and books travel arrangements for one or more managers, staff. Maintains and organizes department and project files. Depending on level and experience, may prepare a variety of reports including weekly/monthly department status updates, routine project progress, business development activities and expense reports frequently using Microsoft applications such as Word, Excel and PowerPoint. At the top level, provides work leadership and may day-to-day tasks to less experienced administrative assistants. May handle a wide variety of situations and conflicts involving administrative functions of the office and may handle confidential information, as needed.

Job Responsibilities

  • Journey-level knowledge of the job and company policies to complete routine and non-routine assignments.- Proficient application of software, tools and department processes.- Under general supervision, ensures timely and accurate performance of responsibilities; produces quality results with work periodically reviewed. - Decisions typically narrow in scope and may impact a task outcome or workflow of the team/work group.- Completes tasks that require an ability to recognize deviation from accepted practices for a single department or function.- Works on semi-routine assignments. - Works under general supervision. - Normally follows established procedures for routine work, requires instructions only on new assignments. - Shares routine and non-routine information to identify needs and provide information. - Majority of contact is internal and often involves coordination and collaboration between departments.

Job Requirements

  • High School Diploma or equivalent. - Typically requires minimum of 3 years' experience, including comprehensive knowledge of tools, software and other technologies

Salary Information

  • Hourly Rate Range - $31.37 to $39.21 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 [email protected]. 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.

Posted 2026-05-27

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