Packet Core and Cloud Infra SME at Ericsson

• The Packet Core & Cloud Infrastructure SME is responsible for the architecture, deployment, and operations of telecom packet core systems running on virtualized and cloud-native infrastructures. This role bridges telecom core network expertise with deep knowledge of cloud platforms, ensuring resilient, scalable, and high-performing environments for 4G/5G services.

What you will do:

• Design and manage cloud infrastructure supporting Packet Core (EPC, 5G NSA & 5GC)
• Deploy and support virtualized (VNF) and cloud-native (CNF) network functions
• Manage cloud platforms (OpenStack, Kubernetes) for telecom workloads
• Oversee infrastructure lifecycle: installation, upgrades, patching, and scaling
• Ensure high availability, redundancy, and disaster recovery (DR) readiness
• Perform capacity planning, performance tuning, and resource optimization
• Lead complex troubleshooting across network, compute, storage, and virtualization layers
• Drive automation and DevOps practices (CI/CD, Infrastructure as Code)
• Ensure compliance with security policies, hardening, and best practices
• Work closely with vendors, RAN, transport, and IT teams
• Participate in incident management, RCA, and escalation handling

The skills you bring:
Packet Core Knowledge

• Solid understanding of 2G/3G/4G EPC and 5G Core architectures
• Familiarity with call flows, signaling, and interfaces
• Protocol knowledge: GTP, Diameter, SCTP, PFCP, HTTP/2

Cloud Infrastructure Expertise

• Hands-on experience with:
• OpenStack (preferred for telecom cloud)
• Strong understanding of:
• Compute, storage, and networking in cloud environments
• Virtualization and container orchestration

Operations

• Strong troubleshooting and analytical skills
• Ability to operate in 24/7 critical environments

Qualifications

• Bachelor’s degree in Engineering, Computer Science, or related field
• 6–10+ years of experience in telecom core networks and cloud infrastructure
• Certifications (preferred):
• Kubernetes (CKA/CKAD)
• OpenStack / VMware certifications

Preferred Experience

• Experience with Ericsson telco cloud platforms
• Exposure to 5G NSA & 5G SA deployments
• Knowledge of network slicing and edge/cloud-native architectures
• Familiarity with security, hardening, and compliance frameworks
• Experience in large-scale production environments

Key Attributes

• Strong ownership and accountability
• Excellent problem-solving and decision-making skills
• Effective communication and stakeholder management
• Ability to lead technical initiatives and mentor team