Value Added Services (VAS)- Engineering
Core
Design, integrate, configure, and troubleshoot Value Added Services (VAS) and Circuit Switched (CS) Core networks for telecom operators.
Role type
Senior Solution Integrator (Telecom Core Networks)
Builds
Production-ready VAS and CS Core network solutions
Domain
Telecom / Mobile Core Networks
Deliverable
production ML models | product features | dashboards & analysis | research | client delivery | infrastructure | physical/clinical work
Required skills
3GPP VAS Core nodes (SMSC, MMSC, Voice Mail, VVM, MTA), SS7/Sigtran/Diameter integration, IMS/PS call flow analysis, SW upgrade and configuration, hardware expansion, troubleshooting, protocol expertise (SIP, REST, XML, SMPP, SMTP, MM7, SIGTRAN/M3UA, H.248, SS7, RTP), HLR/HSS knowledge, test execution and analysis, MOPS/LLD documentation, acceptance testing leadership
Preferred skills
HLR/HSS deep expertise
Technologies
SMSC, MMSC, MSC, HLR/HSS, IPSM-GW, MGW, BGF, SIP, REST, XML, SMPP, SMTP, MM7, SIGTRAN/M3UA, H.248, SS7, RTP, Diameter, IMS, PS
Responsibilities
Perform networking configurations and SS7/Sigtran integration, translate technical procedures to customers, document MOPS and LLDs, execute test instructions and analyze results, lead acceptance testing with customer stakeholders
Seniority
Senior, hands-on IC