Headline

Telecom Cloud Engineer | Kubernetes | 4G/5G Core | DevOps | AWS | CI/CD | OpenShift | KCNA | EX-Wipro | EX- Mindtree | EX-Altran

About

Hi, I am Nagendra Babu Alapati, Telecom Cloud Engineer with 8+ years of experience in 4G/5G core networks, specializing in Kubernetes-based cloud-native deployments and CNF environments. Currently working on large-scale telecom platforms, deploying and managing IMS/SDM nodes in Kubernetes/OpenShift environments, ensuring high availability and scalability for global clients. Core expertise: - Kubernetes & container orchestration for CNF deployments - 4G/5G Core technologies (IMS, VoLTE, LTE) - Telecom protocol analysis (SIP, Diameter, MAP, SS7, DNS) - Monitoring & observability (Prometheus, Grafana, NetAct) DevOps & Cloud Exposure: - Basic understanding of CI/CD concepts and deployment workflows - Exposure to AWS cloud fundamentals and infrastructure concepts - Working knowledge of automation using Python and YAML - Familiar with containerized application deployment and lifecycle management. I am actively building hands-on experience in DevOps practices to integrate automation and cloud-native approaches into telecom environments. I bring a strong telecom domain background with growing expertise in cloud and DevOps, aiming to contribute to scalable and automated telecom platforms. Open to opportunities in DevOps, Cloud Engineering, and Telecom Cloud roles.

Location

India

AI stack

cursor

github copilot

hugging face

ollama

Work experience

Senior Software Engineer at Infinite Computer Solutions, Apr 2024 - Present · 2 yrs 2 mos, Bengaluru, Karnataka, India, - Cloud-native deployment and testing of Subscriber Data Management (SDM) solutions in a Kubernetes-based CNF environment. - Deployed and validated ZTS and HSS/HLR nodes, ensuring high availability and SLA compliance. - Managed lifecycle operations using Nokia Cloud Operations Manager (NCOM). - Executed ATP, FM and PM testing, analyzing KPIs via NetAct for fault and performance management. - Prepared and maintained Method of Procedures (MoPs) aligned with customer and operational standards. - Integrated rsyslog for centralized logging and monitoring across CNFs/VNFs. - Coordinated with STP and DRA teams for seamless network integration. - Delivered clear technical analysis and status updates to customers and internal stakeholders.

Senior Developer at Wipro, Jul 2023 - Apr 2024 · 10 mos, Hyderabad, Telangana, India, - Performed end-to-end SDM testing across pre-production and production environments. - Conducted Functional, Regression, Resiliency, FM, and PM testing for One-NDS, HSS/HLR, MNP, EIR (IMEIDB), ENUM nodes. - Validated IMS and VoLTE call flows, including IMS Registration, IMS-to-IMS, and IMS-to-PSTN calls. - Analyzed SIP, Diameter, MAP, SS7, SOAP traces using Wireshark and Anritsu. - Logged and tracked defects using JIRA, providing detailed root cause analysis. - Collaborated closely with client teams to communicate findings and resolve issues efficiently.

Senior Software Engineer at LTIMindtree, Nov 2021 - Jul 2023 · 1 yr 9 mos, - Executed comprehensive SDM testing for Nokia One-NDS and related IMS nodes. - Performed Functional, FM, PM, Regression, and Resiliency testing in multi-vendor environments. - Specialized in IMS/VoLTE call flow validation, including MO/MT calls and interworking scenarios. - Conducted in-depth protocol analysis (SIP, Diameter, MAP, SS7) using Wireshark. - Managed STLC activities and defect lifecycle using QC ALM and JIRA. - Coordinated with STP, DRA and LCS teams for issue resolution and integration testing. - Supported NetAct-based monitoring, analyzing FM/PM counters and alarms.

Test Engineer at Capgemini Engineering, Jun 2019 - Nov 2021 · 2 yrs 6 mos, Greater Bengaluru Area, - Delivered IMS and SMSC testing for Vodafone network modernization programs. - Designed test cases and scenarios from HLD and business requirements. - Executed Functional, Non-Functional, and Regression testing for VoLTE and SMS services. - Validated end-to-end IMS call flows, including IMS Registration and MO-MT scenarios. - Performed deep-dive E2E issue analysis at subscriber, node, and network levels. - Maintained defect tracking and execution status in HPQC. - Prepared Daily Status Reports and Test Exit Reports for stakeholders.

Graduate engineer trainee at Huawei Technologies, Jan 2018 - Jun 2019 · 1 yr 6 mos, Bengaluru, Karnataka, India, - Monitored telecom network elements supporting VAS services using Huawei i2000/u2000 tools. - Handled alarms, incidents and service-impacting issues across CBS, CRM, Provisioning and Mediation systems. - Coordinated with onsite and remote teams for fault resolution and alarm clearance. - Performed Linux-based system health checks, including disk usage and log cleanup. - Managed customer issues via HPSM ticketing, ensuring SLA adherence. - Generated daily and weekly operational reports to support network performance reviews

Education

Engineer's degree, Electronics and Communications Engineering, Lakireddy Bali Reddy College of Engineering(Autonomous)