Test Engineer

Tata Consultancy Services; Hyderabad, Chennai District, Bengaluru; On-site; INR 900,000 - 1,500,000; Full time

Job summary

Tata Consultancy Services is seeking a Test Engineer to perform functional, interoperability and end-to-end testing for messaging and signaling platforms. The role requires hands-on testing across signaling protocols and the ability to analyze traces and logs in Linux telecom environments.

You will validate SMS delivery, signaling routing and interconnect scenarios, perform roaming validations, and support defect analysis with robust test artefacts and reports.

Qualifications

• Hands-on testing experience across functional, interoperability and end-to-end testing for messaging and signaling platforms.
• Strong understanding of SS7, SIGTRAN, MAP, CAMEL, SCCP and TCAP protocols.
• Experience validating SMS delivery, signaling routing and interconnect scenarios.
• Ability to execute roaming, messaging and signaling service validation activities.
• Experience analyzing signaling traces, protocol logs and PCAP captures using industry-standard tools.
• Strong troubleshooting capability for signaling and messaging service issues.
• Ability to perform pre-change and post-change validation for network upgrades and deployments.
• Experience preparing test reports, execution evidence and validation artefacts.
• Knowledge of Linux-based telecom environments and operational procedures.
• Ability to support defect analysis and root cause investigation activities.

Responsibilities

• 1. Conduct hands-on testing for messaging and signaling platforms.
• 2. Validate SS7/SIGTRAN protocols and signaling scenarios.
• 3. Validate SMS delivery, routing, and interconnect scenarios.
• 4. Execute roaming, messaging, and signaling service validation activities.
• 5. Analyze signaling traces, protocol logs, and PCAPs with standard tools.
• 6. Troubleshoot signaling and messaging service issues.
• 7. Perform pre-change and post-change validation for network upgrades.
• 8. Prepare test reports, evidence, and validation artefacts.
• 9. Support defect analysis and root cause investigations.

Skills

Functional testing

Interoperability testing

End-to-end testing

SS7 & SIGTRAN

MAP & CAMEL

SCCP & TCAP

Test reporting

Troubleshooting

Linux telecom

Test data / logs analysis

Tools

PCAP analysis

Network protocol analyzers

Job description

Job Role: Test Engineer

Role & responsibilities

• 1. Hands-on experience in executing functional, interoperability and end-to-end testing for messaging and signaling platforms.
• 2. Strong understanding of SS7, SIGTRAN, MAP, CAMEL, SCCP and TCAP protocols.
• 3. Experience validating SMS delivery, signaling routing and interconnect scenarios.
• 4. Ability to execute roaming, messaging and signaling service validation activities.
• 5. Experience analyzing signaling traces, protocol logs and PCAP captures using industry-standard tools.
• 6. Strong troubleshooting capability for signaling and messaging service issues.
• 7. Ability to perform pre-change and post-change validation for network upgrades and deployments.
• 8. Experience preparing test reports, execution evidence and validation artefacts.
• 9. Knowledge of Linux-based telecom environments and operational procedures.
• 10. Ability to support defect analysis and root cause investigation activities.