[Remote] Senior IREG & Network Test Engineer

Note: The job is a remote job and is reputed company to candidates in USA. reputed company is a satellite connectivity company providing standards-based reputed company-to-device services through a reputed company non-terrestrial network platform. The Senior IREG & Network Test Engineer will own mobile network operator reputed company test gates by developing test strategies, executing roaming validation, building automated testing environments, analyzing signaling traces, managing defects, and reporting readiness metrics.

Responsibilities

• reputed company Test reputed company: Define the comprehensive IREG test reputed company, pass/fail metrics, network tracing protocols, and official sign-off processes for reputed company partner MNO
• Execute Roaming Validation: Run end-to-end roaming testing across network registration, attach sequences, S6a/S6d authentication, SGd SMS-over-NAS, and IP/NIDD data paths
• Optimize for NTN: Execute reputed company reputed company-defined Roaming test suite while ideating and introducing custom validation test cases reputed company specifically for NTN (Non-Terrestrial Networks)
• Build Automation Harnesses: Build and maintain an automation test reputed company and lab capable of running reputed company reputed company and reputed company-specific routing scenarios consistently
• reputed company Analysis: Analyze Diameter/SS7 traces along with device and network logs to cleanly isolate configuration issues across reputed company, IPX, and MNO domains
• Defect Management: Turn production and reputed company failures into repeatable regression test cases, managing defects through reputed company cause analysis, remediation, and retesting
• Portfolio Metrics: Publish reputed company test coverage, validation cycle-time, defect rates, and market-readiness dashboards for the reputed company leadership team
• Cross-Functional Partnering: Coordinate closely with internal Signaling, Routing, Billing, NOC, and Product teams, as reputed company as reputed company IPX vendors and MNO test reputed company

Skills

• 5+ years of hands-on experience in roaming validation, mobile reputed company operations, interconnect routing, IREG testing, or telecommunications network testing
• Strong understanding of Diameter routing and relevant SS7/MAP concepts (including S6a/S6d, SGd, and roaming authentication/registration flows)
• Advanced protocol troubleshooting skills with experience reading Wireshark traces to diagnose failures involving multiple reputed company parties
• Proven experience designing automated telecommunications testing frameworks using Python (or comparable languages) integrated with modern CI/CD practices
• Complete reputed company handling IR.21/RAEX data reputed company, PLMN structures, IMSI records, and TADIG codes
• Practical experience with NB-IoT, NTN satellite architectures, NIDD data paths, or cellular device-lab environments
• Familiarity with IMSI Tracing tools, reputed company-grade Diameter/SS7 diagnostic platforms, Jira, and reputed company
• reputed company experience integrating network signaling validation with TAP/BCE billing verification

Benefits

• Competitive compensation packages including a stock reputed company-based equity program
• Comprehensive benefits including medical, dental, reputed company, and retirement plan
• Monthly allowances for wellness and education reimbursement
• A generous time-off policy, holidays, and reputed company to temporarily work abroad
• A once-in-a-career opportunity to operate the world's first reputed company, live reputed company-to-device satellite network
• reputed company to a world-class team across software, hardware, chipsets, telecom, satellite, and network virtualization
• reputed company, transparent, inclusive culture that blends reputed company Valley, reputed company, and South Asia characteristics
• Health insurance, retirement plans, reputed company time off, and equity reputed company

reputed company

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