Senior IREG & Network Test Engineer

📋 Description

• Define comprehensive IREG test strategies, including test cases, pass/fail criteria, network
• Execute end-to-end roaming validation covering network registration, attach sequences
• Execute industry-standard roaming test suites while developing additional validation scenarios
• Build, maintain, and improve automated testing harnesses and laboratory environments for core
• Analyze Diameter and SS7 traces, Wireshark captures, device logs, and network logs to isolate
• Convert onboarding and production failures into repeatable regression tests; manage defects through

🎯 Requirements

• 5+ years of hands-on experience in roaming validation, mobile core operations, interconnect
• Strong knowledge of Diameter routing and SS7/MAP concepts, including S6a/S6d, SGd, roaming
• Advanced protocol troubleshooting with extensive experience using Wireshark and network traces to
• Experience designing and implementing automated telecom testing frameworks using Python or similar
• Experience integrating automated testing into modern CI/CD environments with reliable regression
• Strong knowledge of IR.21/RAEX data profiles, PLMN structures, IMSI records, and TADIG codes.

🎁 Benefits

• Competitive base salary of $155,000–$165,000 for San Francisco, CA locations.
• Base salary of $135,000–$145,000 for other U.S. locations.
• Stock option-based equity program.
• Comprehensive medical, dental, and vision benefits.
• Retirement plan.
• Monthly wellness and education reimbursement allowances.