Advanced CNS Systems

Communication, navigation
& surveillance directorate

Ensuring absolute reliability and availability of critical aviation facilities through rigorous engineering standards and ICAO compliance.

Directorate function

"To ensure the absolute reliability and availability of all CNS facilities at airports and in the Ethiopian air space through rigorous engineering standards and compliance with ICAO Annex 10."

Strategic engineering

  • Prepare project profiles and technical specifications for all CNS required facilities.

  • Prepare Aviation System Upgrade Block (ASBU) as per ICAO requirements.

  • Install, test and commission newly purchased CNS facilities.

  • Ensure compliance with the standards and recommended practices (SARPS) of ICAO Annex 10.

Operational reliability

  • Inspect, monitor and control the reliability and availability of CNS facilities.

  • Study operational aspects to determine Mean Time Between Failures (MTBF).

  • Determine Mean Time to Repair (MTTR) for all CNS Equipment.

  • Ensuring availability of spare parts to improve efficiency and availability.

Maintenance & training

  • Conduct routine and preventive maintenance of all CNS Equipment.

  • Maintenance of all ATS Communication, Navigation and Surveillance Systems.

  • Provide technical trainings for CNS maintenance personnel on Communication and Navigation facilities.

Calibration services

  • Flight check and calibrate all NAV Aids, PAPI and Approach lights.

  • Provide flight calibration service to Ethiopian airports enterprise.

  • Extend calibration services to neighboring countries’ airports upon request.

Regional leadership

Regional calibration excellence

"ECAA proudly provides specialized flight calibration services not only to national airports but also to neighboring countries, positioning Ethiopia as a technical leader in the East African aviation region."