Test Engineer (HLR, HSS, PCRF, OCS, MSC, SGSN, GGSN, IMS, VoLTE and 5G core, JIRA)
Posted 4 days 17 hours ago by WaveTel
Test Engineer (HLR, HSS, PCRF, OCS, MSC, SGSN, GGSN, IMS, VoLTE and 5G core, JIRA)
Job Location: Denmark (ONSITE)
Length: 12 Month plus
EU Passport needed
For our client in Denmark, a major Operator, we need another Test Engineer
Job description of the Test Engineer role:
Validate subscriber provisioning, SIM activation, authentication, and policy enforcement in HLR, HSS, and AAA systems.
Validate end-to-end service assurance for critical telecom services like voice, data, messaging, and video services.
Perform attach/detach testing, IMSI & MSISDN mapping verification, and subscriber profile validation.
Test mobility scenarios for seamless service continuity.
Ensure realistic and comprehensive test data is prepared for subscriber provisioning, billing events, and service policies.
Test integration between HLR/HSS, PCRF, OCS, billing, CRM, and provisioning systems.
Conduct comprehensive regression testing to ensure that new code, updates, or patches to HLR/HSS, OSS/BSS, and CDR systems do not negatively impact existing functionalities.
Validate Call Detail Record (CDR) generation for different types of telecom services, including voice, SMS, data, VoLTE, and VoWiFi.
Validate prepaid/postpaid billing events, policy enforcement, and credit control mechanisms.
Ensure seamless communication between network elements and business applications.
Conduct performance, stress, and load testing on HLR/HSS nodes and OSS/BSS systems.
Monitor and analyse latency, throughput, and failover scenarios.
Implement test automation frameworks to streamline validation, ensuring efficient, scalable, and repeatable testing processes.
Log, track, and priorities defects using JIRA.
Work closely with developers and network teams to resolve issues.
Provide test reports, KPIs, and recommendations for system enhancements.
Strong understanding of telecom architecture including HLR, HSS, PCRF, OCS, MSC, SGSN, GGSN, IMS, VoLTE and 5G core network elements.
EU passport is a MUST, due to security clearance needed
Ability to work independently and as part of a team
If you meet the above requirements and are interested in this exciting opportunity, please submit your resume and cover letter for consideration. Please include references