VOIP Asterisk administrator to $2000

#Asterisk Administrator #voip
#Remote position
Salary 2000 USD
Candidates willing to consider relocation to Cyprus are welcome

About the role
We are looking for an experienced Asterisk Administrator to support and develop the telephony platform of a fintech service. The role involves working with production VoIP systems that support support teams collections and sales operations. You will be responsible for stability scalability security and deep integration with business systems.

Required skills and experience
At least 3 years of hands-on experience with Asterisk
Strong practical experience with Asterisk versions 13 16 or 18 and higher
Proven experience building and maintaining VoIP systems for support call centers or fintech environments
Confident understanding of SIP RTP NAT and QoS
Experience working with SIP trunks
Hands-on configuration of IVR call queues skill based routing overflow and fallback logic
Experience with call recording and working with CDR and CEL
Strong Linux skills Ubuntu or Debian and experience managing production servers
Knowledge of VoIP security including SIP brute force protection Fail2Ban firewalls ACL and rate limits
Experience integrating Asterisk with CRM billing antifraud systems and APIs
Experience working with AMI and ARI and integrating Asterisk with backend systems
Understanding of financial system requirements including stability auditing and logging
Ability to quickly understand complex and legacy systems

Responsibilities
Support and further development of the telephony platform for a fintech service
Ensuring stable operation of support collections and sales teams
Configuration and maintenance of IVR systems operator queues and business logic based call routing
Integration of Asterisk with internal systems including CRM backend and billing
Ensuring high availability fault tolerance and minimal downtime
Monitoring call quality and performance metrics including SLA ASR and ACD
Troubleshooting and resolving call quality latency and connectivity issues
Optimizing system load and scaling the VoIP infrastructure
Upgrading and modernizing the existing telephony environment
Documenting call flows routing logic and system integrations
Close collaboration with backend support and security teams