Description
The telecommunication service that provides a company with a series of telephone numbers for internal use, such as individual telephone numbers for each employee or every workstation, so that a company does not need another line for every connection.
Occupations requiring this skill
This section is generated automatically.
Skill demand overview
- Essential in 3 occupations
- Optional in 1 occupations
- Total: 4 occupations
- Most common in: ISCO major group 3 (Technicians and associate professionals)
Essential for
- Telecommunications technicianTelecommunications technicians install, test, maintain and troubleshoot telecommunications systems. They repair or replace defective devices and equipment and maintain a safe worki…
- Telecommunications analystTelecommunications analysts review, analyse and evaluate an organisation's telecommunications needs and systems. They provide training on the telecommunications system features and…
- Telecommunications engineering technicianTelecommunications engineering technicians deploy, maintain and monitor a telecommunication system that provides interactions between data and voice communications, such as telepho…
Optional for
- Telecommunications managerTelecommunications managers coordinate telecommunications staff activities for installing, troubleshooting, repairing and maintaining telecommunications equipment and infrastructur…
Related skills
Last updated on February 18, 2026