[Skip to main content](#main-content) [ OpenNash ](https://opennash.com/) / [Jobs](https://jobs.opennash.com/) [ 01 Search jobs](https://jobs.opennash.com/search/)[ 02 Companies](https://jobs.opennash.com/explore/)[ 03 Hiring report](https://jobs.opennash.com/reports/hiring/)[ 04 AI assistants](https://jobs.opennash.com/connect/)[ 05 How it works](https://jobs.opennash.com/methodology/) Constellation Energy · Middletown, California # Business Manager Middletown, California Full-time Manager or lead $99,900 to $111,000 Operations Listed on Constellation Energy’s official careers site. Posted November 3, 2026. Check that it is still open and apply there. [Apply on Constellation Energy’s careers site →](https://careers-constellationenergy.icims.com/jobs/141185/login) [OpenNash Jobs](https://jobs.opennash.com/) / [Constellation Energy](https://jobs.opennash.com/companies/constellation-energy/) / Business Manager ## Job description ### Who We Are As the largest private-sector power producer in the world and the nation's largest producer of clean and reliable energy, Constellation is focused on our purpose: lighting the way to a brilliant tomorrow for all. We have been the leader in clean energy production for more than a decade, and we are cultivating a workplace where our employees can grow, thrive, and contribute. Now integrated with Calpine, our portfolio includes 55 gigawatts of capacity from nuclear, natural gas, geothermal, hydro, wind and solar facilities, with the generating capacity to power the equivalent of 27 million homes. ### Our culture and employee experience make it clear We are powered by passion and purpose. Together, we're creating healthier communities and a cleaner planet, and our people are the driving force behind our success. At Constellation, you can build a fulfilling career with opportunities to learn, grow and make an impact. By doing our best work and meeting new challenges, we can accomplish great things. Join us in meeting the country's energy needs today and tomorrow. Total Rewards Constellation offers an extensive selection of benefits and rewards to help our employees thrive professionally and personally. We provide competitive compensation and a wide-range of benefits that support both employees and their families, helping them prepare for the future. In addition to highly competitive salaries, eligible employees are offered a bonus program, 401(k) with company match, employee stock purchase program; comprehensive medical, dental and vision benefits, including robust wellbeing programs; disability and life insurance benefits; paid time off for vacation, holidays, and sick days; and much more. Expected salary range of $99,900 to $111,000, varies based on experience, along with comprehensive benefits package that includes bonus and 401(k). Constellation is looking for a Business Manager at our Geysers location in Middleton, California. Primary Purpose of Position Responsible for the Supply / Administrative and Financial functions of a power plant including, one or more of the following, annual budget, administrative, financial, uniform program, purchasing, shipping, receiving, stores management and inventory control. ### Primary Duties and Accountabilities Manage all subcontractors providing onsite services, including administrative oversight for contracts, purchase orders, and insurance requirements. Ensure compliance with financial regulations and internal policies, maintaining the integrity of financial planning processes. Oversees and manages administrative contracts including requests for proposal and contract negotiation. Oversee governance standards, controls, and best practices for service contract administration and supporting business processes. All other job assignments and/or duties pursuant to company policy or as directed by management, including but not limited to support of station initiatives, recovery activities, and special assignments. ### Minimum Qualifications Bachelor's degree in business, engineering, or science with 5 years related experience OR Associate's degree in engineering or business with 7 years related experience OR High school diploma/GED with 9 years related experience Experience with contractor, contract and supply management ### Preferred Qualifications Master's degree in technical discipline or business administration Project Management Institute (PMI) certification 3 years of supervisory/management experience. Strong proficiency in Microsoft Office Suite applications ## At a glance - Posted by the employer: Nov 3, 2026 - First seen by OpenNash: Nov 8, 2026 - Last checked: Nov 8, 2026 - Listed for: 5 days - Location: Middletown, California - Employment type: Full-time - Pay: $99,900 to $111,000[Apply on Constellation Energy’s careers site →](https://careers-constellationenergy.icims.com/jobs/141185/login) ## Hiring at Constellation Energy - Open jobs: 384 - New in the last 7 days: After two weekly collections - Tracked since: Jul 10, 2026 [All Constellation Energy jobs](https://jobs.opennash.com/companies/constellation-energy/) · [Weekly hiring report](/reports/hiring/) ## More jobs at Constellation Energy ### [Engineer, Chemical](https://jobs.opennash.com/companies/constellation-energy/jobs/b7a8ab865eff940297da/) Middletown, California ### [Engineer, Electrical](https://jobs.opennash.com/companies/constellation-energy/jobs/04ec43eb3cdbb74b03d0/) Middletown, California ### [General Plant Manager](https://jobs.opennash.com/companies/constellation-energy/jobs/418f1fea5672252befc2/) Middletown, California ### [Plant Manager](https://jobs.opennash.com/companies/constellation-energy/jobs/52e3c91eec2c99efb243/) Middletown, California ### [Construction Project Manager, CES](https://jobs.opennash.com/companies/constellation-energy/jobs/ca613e370a9b211883a5/) Washington, DC ## Similar jobs at other companies ### [Business Ops Associate- Regulatory & Business Conduct Programs](https://jobs.opennash.com/companies/jpmorganchase/jobs/151a6e9328991fad33b9/) JPMorganChase · Chicago, IL, United States ### [Senior Business Architect - AI Business Solutions Commercial Offers](https://jobs.opennash.com/companies/microsoft/jobs/0dbaf9ce203ad0e0292f/) Microsoft · United States, Multiple Locations ### [Business Administrator](https://jobs.opennash.com/companies/microsoft/jobs/e4e121865161baea7c6c/) Microsoft · United States, Washington, Redmond ### [Business Analysis Manager](https://jobs.opennash.com/companies/jpmorganchase/jobs/36e1e0db0e04d9f5b140/) JPMorganChase · Columbus, OH, United States [Operations jobs](/functions/operations/) OpenNash lists jobs from employers’ own careers sites and does not handle applications. Dates come from the employer where stated; “first seen” and “last checked” are our own observations. [ OpenNash ](https://opennash.com/) AI-native services firm that builds custom software and 24/7 AI agents. OpenNash Jobs is an OpenNash Applied AI project. [Book time with OpenNash](https://calendly.com/opennash/new-meeting?hide_gdpr_banner=1) Jobs - [Search jobs](https://jobs.opennash.com/search/) - [Companies](https://jobs.opennash.com/explore/) - [Hiring report](https://jobs.opennash.com/reports/hiring/) - [AI assistants](https://jobs.opennash.com/connect/) - [How it works](https://jobs.opennash.com/methodology/) OpenNash - [opennash.com](https://opennash.com/) - [Services](https://opennash.com/ai-agent-consulting/) - [OpenNash CX](https://opennash.com/cx/) - [AI Tools](https://opennash.com/ai-tools/) - [Blog](https://opennash.com/blog/) - [About](https://opennash.com/about/) Contact - [hello@opennash.com](mailto:hello@opennash.com) - [LinkedIn](https://www.linkedin.com/company/opennash) - [Support](https://jobs.opennash.com/support/) - [Privacy](https://jobs.opennash.com/privacy/) - [Terms](https://jobs.opennash.com/terms/) © 2026 OpenNash, Inc. Company names and public job postings belong to their respective owners. Employers control source availability and application decisions.