1.Prepare and raise customer invoices accurately and within agreed billing timelines. 2.Ensure invoices are raised from the correct SISA legal entity based on the contractual arrangement. 3.Contract to Bill review: Review commercial documents before initiating billing. Maintain a billing tracker for all active contracts and customers. Identify: • Contracts due for billing • Upcoming billing milestones • Expired contracts • Missing POs • Missing SOWs / work orders • Billing disputes • Billing holds 4.Coordinate with Sales and Delivery teams to resolve billing-related documentation gaps. 5.Ensure billing is consistent with approved commercial terms. 6.Escalate any deviation from contractual terms to the Manager – Revenue . 7.Process credit notes / debit notes based on approved authorization. 8.Maintain proper documentation and approval for all invoice cancellations and amendments.