Mainspring Energy is a power infrastructure company that designs and manufactures the Linear Generator, a novel primary power solution that delivers firm, flexible, and low-emissions electricity at the point of need. The company serves a wide range of markets including utilities, data centers, enterprise customers, and industrial operations, offering modular units that can be deployed quickly and scaled from hundreds of kilowatts to hundreds of megawatts. The Linear Generator is capable of operating on multiple fuels including natural gas, biogas, and field gas, and is designed to transition seamlessly to zero-carbon fuels over time.
About Mainspring
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
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.
Job Overview
The Manager – Depot Operations & Field Return Repair is responsible for the end-to-end lifecycle management of all field-returned electronic control assemblies supporting the installed fleet of Linear Generators (LGENs).
This role owns the complete reverse logistics process for electronic field replaceable units (FRUs), including return authorization, receiving, diagnostics, repair, testing, refurbishment, inventory replenishment, warranty administration, engineering feedback, and redeployment into the field.
The objective is to maximize fleet availability by ensuring repaired electronics are returned to inventory quickly, reliably, and with full traceability while continuously improving product reliability through structured failure analysis.
What You'll Do
Lead the complete reverse logistics process for field-returned electronic assemblies from RMA authorization through repair, testing, refurbishment, and redeployment
Manage daily depot operations to ensure safe, efficient, and high-quality repair of electronic field replaceable units (FRUs)
Establish standardized repair, testing, and quality control procedures for all electronic assemblies
Ensure exchange inventory is available to support rapid replacement of failed field electronics and maximize customer uptime
Develop and manage repair technicians, test technicians, and depot support personnel while promoting a culture of operational excellence
Drive improvements in repair turnaround time, first-pass repair yield, inventory accuracy, and overall depot productivity
Partner with the FOA (Field Analytics) and Field Service teams to prioritize critical repairs and respond to customer escalations
Collaborate with Engineering and Product Development to identify recurring failure modes and implement corrective actions that improve fleet reliability
Work with Supply Chain and Supplier Quality to recover warranty costs, improve supplier performance, and maintain component availability
Develop depot capacity plans, staffing models, repair tooling requirements, and capital investment plans to support fleet growth
Implement Lean manufacturing principles and continuous improvement initiatives to eliminate waste and improve depot performance
Monitor key operational metrics and communicate performance through regular business reviews and executive reporting
Required Qualifications
Education
Bachelor's degree in Electrical Engineering, Electronics Engineering, Industrial Engineering, Mechanical Engineering, or a related technical discipline
Master's degree in Engineering, Operations Management, or Business Administration preferred
Experience
10+ years of experience in industrial electronics manufacturing, depot repair operations, or field service support
Minimum of 5 years leading technical operations or repair organizations
Experience supporting industrial power generation, distributed energy systems, automation equipment, or other mission-critical industrial products
Experience managing reverse logistics and repairable asset programs
Experience leading cross-functional teams across Engineering, Supply Chain, Service, and Quality
Experience developing repair procedures, functional test processes, and quality systems
Technical Skills
Strong understanding of industrial electronic control systems
Experience with PCB troubleshooting and component-level repair
Knowledge of embedded controllers, PLCs, power electronics, and industrial communication protocols
Familiarity with firmware management and configuration control
Working knowledge of ERP, service management, and inventory systems
Strong analytical and root cause investigation skills
Experience using Lean Manufacturing, Six Sigma, or continuous improvement methodologies
The ideal candidate demonstrates
A strong customer-first mindset with a focus on maximizing fleet availability
Operational discipline and the ability to build repeatable, scalable processes
Excellent technical judgment in electronics diagnostics and repair operations
Strong communication skills with the ability to influence engineering, operations, and executive stakeholders
A data-driven approach to decision-making and continuous improvement
A passion for developing people, coaching technical teams, and fostering accountability
The ability to balance short-term operational demands with long-term strategic improvements to depot capability and fleet reliability
Preferred Certifications
IPC-A-610
IPC-7711/7721
IPC J-STD-001
Lean Six Sigma Green Belt or Black Belt
Certified Reliability Engineer (CRE)
APICS CPIM or CSCP
Success in this Role
Building a depot organization that consistently delivers repair turnaround times of less than five business days
Establishing standardized repair, testing, firmware management, and quality control processes across all electronic assemblies
Implementing complete asset traceability from field removal through repair and redeployment
Developing performance dashboards that provide visibility into depot throughput, repair quality, warranty costs, inventory health, and fleet reliability
Creating a structured feedback loop between Depot Operations, Engineering, Supplier Quality, and Product Management that drives measurable improvements in product reliability
Building a highly engaged technical team focused on safety, quality, customer responsiveness, and continuous improvement
Supporting fleet availability exceeding 99.5% through reliable execution of the electronics repair and exchange program
Scaling depot operations efficiently to support future fleet growth without compromising repair quality or customer service
