We are a family-owned company specializing in air conditioning services, and we are seeking an administrative assistant to become the owner's primary support. We are looking for a proactive, highly self-motivated individual with initiative, sound judgment, and excellent organizational skills. **Working Hours** * Monday to Friday: 8:00 a.m. to 5:00 p.m. * Saturday: 8:00 a.m. to 12:00 p.m. **Employment Conditions** * Current legal minimum wage, including all statutory benefits. * Full-time employment contract. * Immediate availability. **Main Responsibilities** * Recording and entering accounting information into Word Office (preferably Word Office). * Scheduling maintenance services and coordinating technical service appointments. * Managing customer service department requests. * Confidential handling of corporate information. * Answering and making phone calls, keeping stakeholders informed about commitments, pending items, and relevant topics. * Tracking payments and administrative procedures. * Preparing quotations. * Executing billing processes, including electronic invoicing. * Coordinating technicians’ schedules, verifying formats, and sending reports to clients. **Requirements** * Punctuality, responsibility, and strong commitment. * Excellent organizational and time-management skills. * Proactive attitude and willingness to learn. * Basic accounting knowledge and fast typing skills. * Proficiency in electronic invoicing compliant with DIAN regulations. * Minimum one year of experience in similar positions. Job Type: Full-time