Engineer to play a critical role in the design, implementation, and support of telephony solutions across their infrastructure. This role requires deep technical expertise in VoIP systems, especially Asterisk-based platforms, and a working knowledge of networking protocols and Linux environments. The role will contribute to ongoing service development, support operations, and ensure the stability and scalability … of communication systems used by clients and internal teams. Key Responsibilities: VoIP Platform Engineering: Develop, operate, and support VoIP systems including SIP proxies (Kamailio/OpenSIPS), AsteriskPBX, and VoIP gateways. Design, build, test, and deploy telephony solutions including IP PBX, EPABX, and related infrastructure. Implement and enhance functionalities using Asterisk AGI, AMI, ARI … interfaces. Collaborate on custom PBX deployments and integrations with third-party systems. System Support and Troubleshooting: Handle L3 support escalations, perform advanced diagnostics, and resolve critical voice and networking issues. Monitor and analyse telephony traffic to identify anomalies, optimise performance, and reduce call quality issues. React quickly to alerts and incidents , working to rapidly restore service and conduct post More ❯
Salisbury, Wiltshire, United Kingdom Hybrid / WFH Options
Sopra Steria Group
policy. It would be great if you had: Familiarity with industry standard frameworks in project management and architecture (Prince2, TOGAF etc). Cisco Unified Communications, and ideally also Asterisk PABX. Familiar with concepts involved in SEIM and other network security technologies. Knowledge of Endpoint Management. Familiarity with public cloud (M365, AWS, Azure Google). If you are interested More ❯
Portsmouth, Hampshire, South East, United Kingdom Hybrid / WFH Options
Sopra Steria Limited
policy. It would be great if you had: Familiarity with industry standard frameworks in project management and architecture (Prince2, TOGAF etc). Cisco Unified Communications, and ideally also Asterisk PABX. Familiar with concepts involved in SEIM and other network security technologies. Knowledge of Endpoint Management. Familiarity with public cloud (M365, AWS, Azure Google). If you are interested More ❯
and Alvaria softphone. Previous experience of card masking technologies such as Card Easy and building PCI compliant telephony solutions. Experience of Ribbon Sonus SBC and Asterisk based PBX technologies. Able to perform troubleshooting of complex telephony incidents/problems and able to tune platforms and campaigns for efficiency and performance. Management of third parties, both for technology More ❯
security Experience building dynamic web pages , not static templates Understanding of Android/iOS connectivity , roaming, and SSL certs Exposure to technologies like Docker , CI/CD , or Asterisk/SIP is a plus What You’ll Get: Join a product-led company expanding into cloud-based communications Autonomy and ownership on complex, meaningful projects Work with a More ❯
Gloucester, Gloucestershire, United Kingdom Hybrid / WFH Options
College of William & Mary
is an Equal Opportunity/Affirmative Action employer and encourages applications from women, minorities, protected veterans, and individuals with disabilities. Supplemental Question Required fields are indicated with an asterisk ( ). More ❯