Directorate of CNS-Operation & Maintenance [CNS-OM] at CHQ is headed by
Executive Director [CNS-OM]. ED [CNS-OM] reports to Member [Ops].
Broad functions/job profile of CNS-OM Department is as given below:
1. The Communication, Navigation, Surveillance and ATM Data Processing
systems are the backbone for provision of Air Traffic Services for safe and
smooth operation of Aircraft at Airports and in Indian airspace. CNS-OM
Directorate ensures provision of these facilities for their serviceability,
reliability and integrity as per Standard and Recommended practices of ICAO,
Civil Aviation Requirements (CARs) promulgated by DGCA, to support CNS/ATM
system for continental and Oceanic airspace managed by India as mentioned
above. CNS-OM Dept also have the responsibility for maintenance and operation
of security systems (i.e. CCTV, XBIS, DFMD, HHMD, ETD etc.)_and passenger
facilitation system (i.e Flight Information Display system, PA system etc.)
installed at all the airports which are managed by AAI. The security systems
are maintained as per BCAS guidelines.
2. CNS-OM Dept by framing maintenance policies and supervision systems
delivers system management, maintenance standards/instructions and maintenance
services to assure and ensure Serviceability, Availability and Reliability of
systems as mentioned above.
3. Provision of Aeronautical Mobile Services, Aeronautical Fixed
Telecommunication Network, VOLMET, Pre Flight Com Briefing and International
Notam Offices.
4. Provision of Telecom infrastructure (Datacom, Telephones, Fax &
Mobile etc.) to various AAI Units for operational and administrative
requirements.
5. Other main functions of CNS-OM Dept are :-
5.1 Management of CNS Manpower including
- Deployment
- Training
- Transfer
- Proficiency
5.2 Coordination with DGCA/ICAO for issue
related to CNS and amendment to ICAO Annex/documents related to CNS.
5.3 Coordination with National Regulator, WPC
and ICAO for Civil Aviation Frequency requirements/Protection.
5.4 CNS Standardization & Procedures
5.5 Preparing replacement and up gradation
proposal of CNS and ATM Data processing system.
5.6 Implementation of Safety Management System
(SMS) related to CNS and Automation facilities.
5.7 Disposal of obsolete CNS facilities proposal
received at CHQ from filed stations.
6. CNS-OM Dept is divided into following five sections:
i) COM (Communication)
ii) NS (Navigation Surveillance)
iii) CRSD (Central Radio Stores Depot)
iv) CMC (Central Maintenance Cell)
v) Elex (Electronics)
Each section is headed by GM (CNS) who reports to ED (CNS-OM).

Brief details of functions/tasks performed by sections are as given
below:
i) Communication (Com)
Regular Monitoring of Availability & Serviceability of Communication
systems at all airports/ACS and Passenger Facilitation Systems ( FIDS, PA
System) installed at Non metro airports. Provision of Aeronautical Mobile
Services, Aeronautical Fixed Telecommunication Network, VOLMET, Pre Flight Com
Briefing and International Notam Offices. Provision of Telephones, Fax &
Mobile to various AAI Units for operational and administrative
requirements.
ii) Navigation and Surveillance
Regular Monitoring of Availability & Serviceability of Navigation,
Surveillance, ATM Automation facilities at all airports and ACS and Security
Systems ( CCTV, XBIS, ETD etc.) at non Metro Airports. Review of NOC cases from
CNS point of view received in CNS-OM Dept.
iii) CMC (Central Maintenance Cell)
CMC manages SMUs (Special Maintenance Unit) which are established for
different CNS equipments for complex component level repairs of faulty modules
received from different stations. At present SMUs are available at Delhi,
Kolkata, Ahmedabad, Chennai and Mumbai airports for different CNS
facilities.
iv) CRSD (Central Radio Stores Depot)
The Central Radio Stores Depot procures and stocks Spares / PCBs/ Modules/
Discreet Components of CNS equipments and provides them to the stations to
ensure the availability of CNS facilities. CRSD also arranges custom clearance,
Overseas & In-Land insurance and Re-Export of faulty systems during
guarantee/warranty Of CNS Equipment being procured by CNS-P Dte and forwarding
of same to the consignees.
v) ELEX (Electronics)
GM (Elex) looks after the maintenance and operation of Security systems,
passenger facilitation systems Metro airports and Cargo IT infrastructure at
all AAI owned airports.
Last updated on - 05 August 2010