Manual Test Engineer - Telecom

In this role you will play a key role in:

• Validating 4G LTE EPC and 5G Core network functions
• Ensuring end-to-end functionality, performance, interoperability, and reliability of packet core solutions
• Designing and executing test cases, analyzing network protocols, troubleshooting issues
• Collaborating with development, system integration, and operations teams.

• Bachelor's degree in Electronics & Communication Engineering, Telecommunications, Computer Science, Information Technology, or a related field.
• 3-8 years of experience in Telecom Testing with a focus on Data Core networks.
• Strong understanding of LTE EPC and 5G Core architecture.

Preferred Technical Skills

• Traffic generation tools such as Spirent, Jmeter.
• Test automation using Python, Robot Framework, PyTest, or Shell scripting.
• Linux/Unix administration, SQL and basic database knowledge.
• Docker and Kubernetes, OpenShift or VMware virtualization platforms.
• CI/CD tools such as Jenkins, GitLab CI, or GitHub Actions.
• API testing using Postman or REST clients.
• Familiarity with Prometheus, Grafana, and ELK for monitoring and log analysis, virtualization and cloud-native telecom environments.
• Strong understanding of LTE EPC and 5G Core architecture.
• Good understanding of mobility procedures, bearer management, QoS, roaming, and subscriber lifecycle management.

Desired Knowledge

• 3GPP specifications for LTE and 5G Core, Network slicing, Service-Based Architecture (SBA).
• VoLTE and VoNR call flows, Charging functions (OCS/CHF), Policy control (PCRF/PCF).
• Security and authentication procedures (AKA, EAP-AKA'). Roaming and interworking scenarios. High Availability (HA) and Disaster Recovery (DR) testing.

Preferred Certifications

• 5G Core or LTE Certification.
• ISTQB Foundation Level.
• Red Hat Certified System Administrator (RHCSA).
• Kubernetes Certified Application Developer (CKAD) or Certified Kubernetes Administrator (CKA) (preferred).
• AWS, Azure, or Google Cloud certifications (preferred).

Capgemini ist einer der weltweit führenden Anbieter von Management- und IT-Beratung, Technologie-Services und Digitaler Transformation. Als ein Wegbereiter für Innovation unterstützt das Unternehmen seine Kunden bei deren komplexen Herausforderungen rund um Cloud, Digital und Plattformen.