Field Service Operations Supervisor (Salinas, CA)

Mainspring Energy manufactures and delivers fuel-flexible, low-emissions local power solutions that rapidly add new capacity and deliver reliable, affordable, and sustainable electric power. The company began commercial shipments of its Mainspring Linear Generators in 2020 and today has hundreds of megawatts in advanced development and field operations for leading Fortune 500 companies, data centers, and utilities. Mainspring also partners with global energy leaders including AEP, NextEra Energy Resources, Schneider Electric, and more.

The core values that ground our work, guide our decisions, and connect us together:

• Pragmatic Optimism


• Excellence without Ego


• Proactive Collaboration

As a Field Service Operations Supervisor at Mainspring Energy, you will serve as a leader in delivering customer availability and operational excellence across our growing fleet by maintaining our exciting and unique product portfolio. You will build, lead, and supervise a cohesive team of technicians and subcontractors through positive engagement, strong communication, and hands-on operational leadership.

You will be responsible for maintaining fleet uptime, coordinating field service dispatch activities, planning and executing efficient maintenance schedules, and ensuring rapid response to reactive service events. This role serves as a key operational interface between customers, field service teams, safety, supply chain, and internal support organizations.

You will be heavily involved in day-to-day field operations and coordination tasks that enable the O&M Division within MSE to function effectively and efficiently. This position requires a hands-on leader who can support execution in the field while driving accountability, customer satisfaction, safety compliance, and operational performance through teamwork and collaboration.

• Set and achieve daily, weekly, and monthly Field Service team deliverables to meet operational and customer schedule demands


• Coordinate dispatching and scheduling of Field Service technicians and subcontractors to support planned and reactive maintenance activities


• Serve as the primary Mainspring Energy O&M representative at key customer locations, providing operational updates and maintaining strong customer relationships


• Monitor key operational and maintenance performance indicators to proactively resolve issues before they impact fleet uptime or O&M goals


• Work closely with Field Service team members to coordinate and optimize field service workflow, labor utilization, and response times


• Provide leadership, coaching, and direction to Field Service technicians while promoting a culture of accountability, teamwork, and continuous improvement


• Coordinate with Supply Chain and Logistics teams to ensure parts availability and timely delivery of materials required for field activities


• Support work order management, maintenance documentation, and service reporting activities within company systems


• Identify operational inefficiencies and drive solutions that improve safety, reliability, response time, and overall service execution


• Actively pursue the resources needed to ensure team success and maintain high customer satisfaction


• Work collaboratively with other Field Service Supervisors and cross-functional teams to balance resources and achieve O&M objectives


• Support emergency response activities and outage coordination as needed


• Above all, ensure a safe work environment is maintained at all times through active monitoring, enforcement of company safety procedures, and continuous solicitation of improvement ideas

• Successful candidates will have at least 3 years of supervisory experience in a Field Service, power generation, industrial maintenance, or other customer-facing operational environment


• Experience coordinating field service operations, technician dispatching, maintenance scheduling, or manufacturing/service workflows


• Experience identifying, tracking, and improving key operational performance indicators


• Working knowledge of power generation systems, electrical distribution systems, mechanical systems, or industrial equipment is preferred


• Familiarity with maintenance management systems, dispatch software, or other ERP/CMMS platforms is preferred


• Strong understanding of safety practices and commitment to maintaining a safe work environment


• Minimum High School Diploma or equivalent required; Bachelor’s Degree in a technical, engineering, or related field is preferred


• Must be an effective communicator with strong collaboration, leadership, customer service, and interpersonal skills, with proven success working cross-functionally at all organizational levels


• Comfortable using Google Workspace, Microsoft Office applications, spreadsheets, and operational reporting tools or equivalent systems

Does your experience not meet all of our posted requirements? Studies have shown that some people are less likely to apply to positions unless they meet every listed requirement. At Mainspring, we are committed to building a diverse, inclusive, flexible, and collaborative environment, so if you want to help us transition the world to clean and affordable electricity, and don’t meet all posted requirements for a particular role, we’d still love to hear from you. Mainspring can sometimes be flexible enough to shift responsibilities for the right person, or otherwise identify open or upcoming roles that may better fit your professional background.

In more traditional words, Mainspring Energy, Inc is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

This compensation and benefits information is based on Mainspring Energy's estimate as of the date of publication and may be modified in the future. We generally do not negotiate on salary once we have made an offer. The level of pay within the range will depend on a variety of job-related factors that may include location, relevant prior experience and/or education, or particular skills and expertise. New hires joining the company tend to be paid within the starting base pay range noted above, with opportunities to increase pay over time based on development of additional skills, competencies, and company-specific knowledge.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.