About Oliver Oliver Fire Protection & Security is a privately held, full-service life safety provider serving the Northeast Corridor. Founded in 1957, Oliver has distinguished itself as one of the most respected life safety providers in its territory by placing a high emphasis on delivering quality solutions while exceeding customer expectations. We help protect lives and property through industry-leading fire protection, life safety, and security solutions, and we're committed to safety, customer service, teamwork, and creating long-term career opportunities for our employees. Position Summary We're seeking an experienced Billing Department Supervisor to lead and support our centralized billing team. In this role, you'll oversee billing operations for Inspections, Alarm Service, Sprinkler Service, special invoicing, ISNet maintenance, and related billing activities. This position plays an important role in ensuring invoices are accurate, timely, and consistent while improving processes, reducing billing backlogs, supporting cash flow, and helping teams work more efficiently across the organization. This is a leadership role ideal for someone with service-based billing experience, strong process management skills, and a team-first approach. What You'll Be Doing Supervise, mentor, and develop billing department team members while setting clear expectations and accountability standards. Lead regular one-on-one meetings, support annual performance reviews, and cross-train team members to ensure coverage and continuity. Oversee daily billing activity for Sprinkler Service, Inspection Repairs, Alarm Service, Service Contract Billings, Inspection Services, special/complex invoicing, ISNet maintenance, and subcontract billing. Ensure invoices are processed accurately and in accordance with customer contract requirements. Monitor billing queues, workloads, unbilled work, and backlog reports to support established turnaround goals and company cash flow objectives. Review and approve complex or high-value invoices and ensure required supporting documentation is complete. Develop standardized billing procedures and identify ways to streamline workflows, reduce errors, and improve efficiency. Partner with Operations, Sales, Service, Finance, Accounts Receivable, Inspections, and Project Management teams to improve communication and invoice accuracy. Track and report department KPIs, investigate billing discrepancies, and help resolve customer disputes or collection issues related to invoice accuracy. Serve as the primary escalation point for billing-related concerns, customer billing portals, audits, and documentation requests. What We're Looking For Required Experience in billing operations, invoicing, accounting support, customer service, or a related administrative/finance function. Prior experience supervising, mentoring, or leading a team. Strong attention to detail and ability to ensure billing accuracy and documentation completeness. Ability to manage competing priorities, monitor workloads, and keep processes moving in a timely manner. Strong communication and problem-solving skills with the ability to work cross-functionally. Comfortable reviewing contract requirements, resolving discrepancies, and supporting internal and external billing questions. Preferred Experience in service-based billing operations. Experience working in construction, fire protection, life safety, service, facilities, or a related industry. Experience with process improvement, workflow standardization, billing portals, or automation initiatives. Familiarity with ISNet, customer billing portals, service contracts, or subcontract billing. What We Offer Competitive compensation based on experience, education, and certifications Medical, dental, and vision insurance Life and long-term disability insurance 100% company-funded profit-sharing program Professional development opportunities Supportive team-oriented environment Why Oliver We're proud of the culture we've built at Oliver. Our team is driven by safety, customer service, and a commitment to helping one another succeed. We believe in creating opportunities for growth, recognizing hard work, and building careers that last.