Quality Assurance Engineer

Airalo
United Kingdom, Spain
Workplace: RemoteFull timeGBP 62,800 - 90,200 annuallyFunction: QA, Test & Release EngineeringSkills: ["Communication","Analysis","Problem-solving"]

Design and maintain IREG-based test campaigns for roaming partners, network changes, and service launches across Data, Voice, and SMS. Manage SIM/eSIM fleet and remote test probes, build repeatable test pipelines, and integrate smoke/regression suites into CI/CD with clear release gates. Define health KPIs, correlate synthetic results to production metrics and customer journeys, and run tests to verify geo-redundancy, failover/failback, and post-switch consistency. Lead telecom trace analysis and root-cause validation using tools like Wireshark and PCAP/SS7/Diameter/GTP/DNS data.

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FursaFursa
Airalo
Airalo
3 days ago

Quality Assurance Engineer

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Source: Company careers pageValidated by: Fursa AI
Last checked: 6 hours agoStatus: Live

Job Summary

Design and maintain IREG-based test campaigns for roaming partners, network changes, and service launches across Data, Voice, and SMS. Manage SIM/eSIM fleet and remote test probes, build repeatable test pipelines, and integrate smoke/regression suites into CI/CD with clear release gates. Define health KPIs, correlate synthetic results to production metrics and customer journeys, and run tests to verify geo-redundancy, failover/failback, and post-switch consistency. Lead telecom trace analysis and root-cause validation using tools like Wireshark and PCAP/SS7/Diameter/GTP/DNS data.
Location: United Kingdom, Spain
Workplace: Remote
Employment Type: Full time · Permanent
Job Function: QA, Test & Release Engineering

Key Responsibilities

  • •Design and maintain IREG-based test campaigns for roaming partners, network changes, and service launches across Data, Voice, and SMS.
  • •Manage the test SIM and eSIM fleet, remote test probes, and end-to-end campaign configuration, scheduling, execution, reporting, and coverage history.
  • •Build repeatable test pipelines, integrate smoke and regression suites into CI/CD, and define release gates for network changes and roaming Steering adjustments.
  • •Define KPIs, baselines, and thresholds for service health; correlate synthetic test results with production KPIs and customer journeys to drive alerts and runbooks.
  • •Design and run geo-redundancy tests (site failover/failback and Diameter/GTP path recovery) and analyze traces to support root-cause analysis and regression strengthening.

Pay and Benefits

Salary: GBP 62,800 - 90,200 annually

Key Requirements

  • •Experience at a roaming hub, IPX provider, mobile operator, or MVNO, including partner interoperability testing.
  • •Hands-on management of a SIM box or remote testing probes.
  • •Exposure to 5G roaming and VoLTE roaming, including S8HR and SMS over IP.
  • •Familiarity with HSS/HLR, PCRF, and OCS functions, and how they surface in roaming failures.
  • •Working knowledge of GSMA roaming procedures and documents, including IR.21, IR.24, IR.35, IR.38, and IR.92.
Experience:TelecomRoamingMVNONetwork testingService assurance
Skills:CommunicationAnalysisProblem-solving
Languages:English
Tech Stack:IREGSIM boxRemote testing probesESIMCI/CDPythonWiresharkPCAPMAP/SS7DiameterGTPDNS5GVoLTES8HRSMS over IPHSS/HLRPCRFOCSGSMA

Company Brief

Airalo
Operates a global eSIM marketplace and mobile connectivity platform that enables travelers and global customers to buy and install eSIMs for data plans across countries without physical SIM cards.
Industry: Telecommunications
Company Size: Medium (51 to 250 employees)
Growth: Growth Stage Startup
Headquarters: Singapore, Singapore
Founded: 2019
WebsiteLinkedIn