Billing specialist this is a hybrid position based in guadalajara, jalisco, which requires attending the office three times per week at our providencia location.position summarythe billing specialist supports the accurate and timely billing of project-related services at corex corp.this role is responsible for preparing invoices tied to various professional managed and support services, ensuring alignment with executed statements of work (sows), approved milestones, and time-and-materials.this role is well-suited for an individual eager to build a foundation in project accounting within a professional services organization.the successful candidate must be diligent, highly organized, and an excellent communicator, with strong attention to detail and a willingness to learn.responsibilities:- prepare and issue customer invoices for professional, managed, and support services, as well as license sales, in accordance with established billing cycles.- validate billing inputs against executed sows, pricing schedules, milestones, and approved time entries.- coordinate with project managers and delivery teams to confirm milestone completion, billable hours, and customer acceptance.- ensure invoices accurately reflect project scope, contract terms, and billing schedules.- enter and maintain billing data in netsuite and billing trackers.- respond to basic customer billing inquiries and escalate complex issues appropriately.- track invoice status and payment terms in coordination with accounts receivable- support month-end close activities by providing billing schedules, reconciliations, and ad-hoc reporting.- maintain organized and auditable billing records.- follow established billing controls and escalate discrepancies promptly- reconcile client billing portals, ensuring accurate and up-to-date record keeping in netsuite.- manage accounts receivable aging and collections efforts to ensure cash in-flows.- support sales and use and vat tax compliance.- support other finance and accounting tasks as assigned.qualifications:- professional with 3–5 years of experience in billing, accounting support, or finance operations.- diligent and detail-oriented with a strong focus on accuracy and completeness- highly organized and able to manage multiple responsibilities- excellent written and verbal communication skills- interest in servicenow, it services, or technology consulting environments- ability to read and interpret statements of work (sows) and purchase orders- strong excel and basic financial systems proficiency- netsuite experience preferred- comfortable working in a structured, process-driven environment- bachelor's degree in accounting, finance, business, or related field preferred- primary business communication skills in english and comfortable communicating with internal and external customers.benefits:- competitive compensation package- performance bonus- health insurance- generous paid time off- birthday day off- wellness programs- extended parental leaveabout corexcorex is an elite servicenow partner that helps customers unlock trapped value from their servicenow investment and drive measurable, business-focused transformation at every stage of their servicenow journey.powered by servicenow since *, we're building the #1 team in the ecosystem backed by deep industry knowledge and unmatched platform expertise.