- Perform routine maintenance (Preventive/Corrective) on signaling and telecommunication equipment at MRT Jakarta.- Ensure the availability and reliability of telecommunication systems at all times.- Identify and resolve disruptions or damage in a timely manner.

- Make technical drawings of station layouts and train signaling equipment in accordance with project specifications.- Ensure that the drawings produced meet the set quality standards and that there are no errors that could affect project implementation. - Prepare the Basic Engineering Design (BED) report for the Tugu station.

1. Collaborated with a team of skilled professionals to inspect, test, and diagnose signaling equipment, ensuring optimal functionality and safety2.Maintaining and troubleshooting the railway's telecommunications infrastructure, including communication networks, telephone systems, and data transmission equipment. This involved tasks such as cable inspections, equipment calibration, and system checks etc.3. Keeping detailed records of all maintenance activities and repairs performed on signaling and telecommunication equipment

1. Conducting an analysis of the required equipment and materials.2. Guiding students in using equipment, conducting experiments, answering their questions, and providing necessary explanations.3. Ensuring that students adhere to all safety procedures and use equipment correctly to prevent injuries and damage to the apparatus.4. Evaluating experimental results and inspecting equipment to ensure everything is in good condition.5. Assisting in laboratory management, such as maintaining cleanliness and availability of necessary practical tools and materials.

1. Responsible for maintaining and repairing the excavator's machinery periodically to ensure its smooth operation. This includes inspecting and replacing damaged or worn components, such as oil, filters, and others.2. Ensuring that regular maintenance is performed on the excavator, such as cleaning and lubricating moving parts, checking brakes, cables, and hydraulic systems, and measuring pressure and temperature.