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We are seeking a skilled professional to support and maintain cloud-native telecom service applications within Vodafone Network Operations. This role focuses on ensuring high availability, performance, and reliability of services deployed in VNF/CNF environments. The individual will collaborate closely with global vendors and internal development teams while contributing to service rollouts, incident resolution, and continuous operational improvement in a 24x7 service environment.
Job Responsibility
Support and maintain service applications deployed on cloud-native platforms (VNF/CNF)
Collaborate with vendors (Nokia, CelFocus, HP, ComTech) and internal teams (Fusion) to resolve operational issues
Monitor service performance proactively and ensure high availability through effective incident management
Participate in a 24x7 on-call rotation for service assurance
Manage vendor SLAs, audits, and compliance activities
Contribute to new service introduction, testing, and rollout in cloud environments
Perform root cause analysis for service issues and implement corrective actions
Document operational procedures, configurations, and troubleshooting steps
Share knowledge and provide guidance to colleagues and frontline teams
Stay updated and adapt to emerging technologies such as NFV, SDN, and Cloud IMS
Requirements
Hands-on experience with cloud-native service applications (VNF/CNF)
Strong knowledge of core voice and data networking (IMS, CS Core, EPC)
Familiarity with virtualisation and containerisation tools such as VMware, OpenStack, Kubernetes, and Docker
Understanding of telecom protocols including SIP, Diameter, SS7, SIGTRAN, and HTTP/S
Experience working in multi-vendor environments and managing vendor relationships
Proficiency in Linux operating systems and scripting (Python or Bash preferred)
Strong analytical thinking and problem-solving capabilities
Effective communication and collaboration skills
Bachelor’s degree in Telecommunications, Electronics, or Computer Engineering
8–12 years of experience in telecom service operations (cloud-native environments preferred)
Relevant certifications in networking or cloud technologies (e.g., CCNA/CCNP, Kubernetes, VMware) are advantageous
Nice to have
Relevant certifications in networking or cloud technologies (e.g., CCNA/CCNP, Kubernetes, VMware)
8–12 years of experience in telecom service operations in cloud-native environments preferred
What we offer
Opportunity to work in a global telecom environment supporting critical network services
Exposure to advanced cloud-native technologies and multi-vendor ecosystems
Experience in end-to-end service lifecycle including deployment, operations, and optimisation
Collaborative working environment with cross-functional teams and global stakeholders
Continuous learning through hands-on operational and transformation initiatives