As a Telecommunications Technician, you will need to master following:

• ICT communications protocols
• concepts of telecommunications
• direct inward dialing
• install cable TV services
• install electronic communication equipment
• install signal repeaters
• operate call distribution system
• operate digging construction equipment
• operate electronic measuring instruments
• operate private branch exchange
• operate two-way radio systems
• procurement of ICT network equipment
• telecommunication trunking
• use communication equipment
• use session border controller

More generally, a telecommunications technician is also versed in:

• communicate with customers
• estimate duration of work
• install low voltage wiring
• operate aerial work platforms
• operate signal generator
• repair wiring
• seal wires
• solder electronics
• splice cable
• upgrade firmware

It also helps to know the following:

• Cisco
• assess telecommunication infrastructure issues
• assist customers
• design failover solutions
• implement ICT safety policies
• implement a firewall
• implement a virtual private network
• implement anti-virus software
• maintain internet protocol configuration
• monitor communication channels' performance
• use access control software
• use computer telephony integration
• create solutions to problems
• ensure proper document management
• execute analytical mathematical calculations
• perform ICT troubleshooting
• use different communication channels