PABX / VoIP Engineer
TeamPlus
1. Act as the first point of contact for telecoms support via phone,
email, or ticketing tool.
2. Install, configure, and manage IP-PBX systems (Matrix,
FreePBX, ComXchange).
3. Set up and maintain SIP trunks, call routing, dial plans, IVR
systems, hunt groups, and voicemail.
4. Troubleshoot VoIP call issues — latency, jitter, packet loss,
NAT traversal, codec mismatch, and registration failures.
5. Implement and maintain SBCs, gateways, and analogue
integration (FXO/FXS, GSM, PRI).
6. Monitor system health using dashboards, SNMP tools, and
call-quality metrics (MOS, jitter, packet loss).
7. Manage provisioning for handsets and softphones using auto-
provisioning servers.
8. Coordinate with ISPs and SIP trunk providers for line
provisioning, number porting, and outage resolution.
9. Perform version upgrades, firmware updates, and security
patching for PBX
and VoIP devices.
10.Configure firewalls, NAT, and QoS policies to ensure stable
and secure VoIP performance.
11.Conduct root cause analysis (RCA) for dropped calls, poor
audio quality, or failed registrations.
12.Manage call recording, retention policies, and compliance
requirements.
13.Support integration between PBX systems and Hospitality
PMS Software.
14.Maintain VoIP documentation — network diagrams, SIP
configurations, trunk details, and extension plans.
15.Implement redundancy
