Billing and CMMS Specialist

About the role

ERock (NYSE: EROC) is enabling energy for a new era. ERock delivers onsite utility-grade power that gets customers up and running quickly, while supporting long-term grid development. ERock’s proprietary natural gas generators help critical facilities address grid constraints, interconnection delays, and outage risks while accelerating speed-to-power for new and expanding operations. Trusted by data centers, utilities, manufacturers, healthcare systems and government organizations, ERock engineers for rapid deployment, long-duration reliability, low local emissions, and scalable performance to meet the evolving energy demands of today and tomorrow.

Responsibilities

• Manage the back-office work order process from field completion through closure and invoicing, ensuring work orders progress through the process accurately and in a timely manner.
• Partner with Operations and Accounting to ensure billable work orders contain the appropriate labor, travel, parts, expenses, service items, documentation, and approvals required for invoicing.
• Identify work orders that cannot progress through the billing process and coordinate with Field Service Coordinators, Area Managers, technicians, Procurement, Accounting, and other stakeholders to resolve outstanding issues.
• Prepare customer and asset-owner quotes, coordinate required internal and external approvals, and maintain appropriate documentation within the work order and CMMS.
• Communicate invoice and work order information to customers through email and customer billing portals, including submitting invoices and supporting documentation and tracking submissions when required.
• Serve as a key administrator and operational resource for the company's Computerized Maintenance Management System (CMMS) / Field Service Management System.
• Maintain CMMS data related to equipment, customer locations, service addresses, contracts, warranties, and other operational records.
• Coordinate the setup of new equipment and customer locations within the CMMS to support field service activities.
• Establish and maintain preventative maintenance parameters and assist with the generation of preventative and contractual maintenance work orders.
• Monitor work order and billing queues to identify aging work orders, missing information, system errors, or other conditions preventing timely completion and invoicing.
• Maintain data quality within the CMMS and assist Operations personnel with correcting work order, equipment, inventory, service, or billing-related system issues.
• Support continuous improvement of CMMS workflows, billing processes, reporting, and operational controls.
• Prepare weekly and monthly operational reports and performance metrics for leadership, including work order backlog, billing cycle performance, exceptions, and other key indicators.
• Assist with testing and implementation of new CMMS functionality, process improvements, integrations, and system updates.
• Perform other operational, reporting, and system-related responsibilities as assigned by the supervisor.

Requirements

Basic (Required) Qualifications:

• Strong organizational and prioritization skills
• Excellent written and verbal communication abilities
• Proficiency in Microsoft Excel and CMMS systems
• Proven ability to collaborate across internal teams and with external stakeholders
• Keen attention to detail to ensure invoice accuracy and compliance

Preferred Qualifications:

• Bachelor’s Degree in relevant field (Business, Economics, Accounting, etc.)
• 2+ years experience in similar role (billing, operations, CMMS administration)
• Knowledge and experience in Microsoft Business Central
• Analytical mind with desire to continuously improve processes

Benefits