Senior Test Lead
HCLTech
Bangalore, Karnataka, IndiaPosted 24 days agoDiscoveredMatch locked
Job Summary
We are seeking a highly skilled Telecom Validation Engineer with hands-on experience in Nokia Packet Core (PaCo), HLR/HSS, IMS, and cloud-native deployments on AWS. The candidate will be responsible for end-to-end validation, testing, troubleshooting, and certification of Nokia telecom network functions deployed in cloud environments, ensuring carrier-grade performance, reliability, scalability, and security.
Telecom Network Validation
- Validate Nokia Packet Core (PaCo) network functions deployed on AWS infrastructure.
- Perform functional, regression, integration, interoperability, and system testing for HLR/HSS and IMS network elements.
- Validate subscriber provisioning, authentication, registration, mobility, and policy-related workflows.
- Execute VoLTE, VoWiFi, SIP signaling, Diameter signaling, LTE/5G Core, and subscriber management test scenarios.
- Develop and execute test plans, test cases, and automation scripts.
Cloud Validation & Performance Testing
- Validate telecom workloads running on AWS services, including EC2, EKS, VPC, ELB, Auto Scaling, IAM, and CloudWatch.
- Perform performance, scalability, resiliency, failover, and disaster recovery testing.
- Validate cloud-native deployments using containers and Kubernetes.
- Conduct benchmarking and capacity assessment for telecom applications.
Troubleshooting & Defect Analysis
- Analyze logs, traces, packet captures, and signaling messages to identify issues.
- Perform root cause analysis of validation failures and collaborate with development teams for resolution.
- Debug SIP, Diameter, HTTP/HTTPS, GTP, SCTP, and LTE/5G signaling-related issues.
- Track defects and validate fixes through the software release lifecycle.
Automation & CI/CD
- Design and maintain automated test frameworks.
- Integrate validation activities into CI/CD pipelines.
- Utilize automation tools for deployment validation and regression execution.
Documentation & Reporting
- Prepare validation reports, defect summaries, and release certification documents.
- Participate in design reviews and provide validation sign-off recommendations.
- Collaborate with cross-functional teams including development, DevOps, cloud, and customer engineering teams.
Skill Requirements
Telecom Domain
- Strong knowledge of:
- Nokia Packet Core (PaCo)
- HLR/HSS
- IMS Core
- VoLTE / VoWiFi
- LTE EPC and 5G Core Architecture
- SIP, Diameter, GTP, SCTP, DNS
Cloud Technologies
- Hands-on experience with AWS:
- EC2
- EKS/Kubernetes
- VPC
- IAM
- ELB
- Auto Scaling
- CloudWatch
- Experience validating cloud-native Network Functions (CNFs) and VNFs.
Validation & Automation
- Test planning and execution.
- Python/Shell scripting.
- Robot Framework, PyTest, or similar automation tools.
- Packet analysis using Wireshark/TShark.
- Defect management tools such as Jira.
Linux & Networking
- Strong Linux administration and troubleshooting skills.
- Understanding of TCP/IP, routing, DNS, load balancing, and network security.
Not included in the source posting: about the role, what you'll do, benefits.
Skills
awslinuxiamkubernetesci-cdjirapythondevops
Who can apply
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