Core Network Tech Lead: Change & Architecture

Ericsson AB; Riyadh; On-site; SAR 250,000 - 450,000; Full time

Job summary

Ericsson in Saudi Arabia is seeking a senior solution architect to lead a team delivering a new Request for Change function within Managed Services. You will govern architectures across CS Core, IMS, and PS Core, drive end-to-end design and deployment strategies, and own risk assessments from CAB governance to post-implementation reviews.

The role requires deep telecom core networks experience and strong leadership to enable cross-domain migrations, NFV/cloud-native solutions, and continuous

Qualifications

• 8+ years of experience in telecom core networks.
• Strong expertise in CS Core, IMS and PS Core.
• Hands-on experience with 5G Core SA nodes and related components.
• Experience with NFV, OpenStack, VMware, Kubernetes or cloud-native cores.
• Proven ability to lead architecture and cross-domain change initiatives.

Responsibilities

• Lead a team of solution architects and integrators.
• Analyze service requirements, HLDs, LLDs, and Service Design Packages.
• Assess cross-domain impact across CS Core, IMS and PS Core.
• Define the end-to-end implementation architecture and deployment strategy.
• Lead technical risk, impact, rollback, and dependency assessments.
• Define testing, validation, KPI monitoring, and acceptance criteria.
• Review and approve MOPs, scripts, implementation plans, and change packages.
• Act as technical authority during CAB reviews and major implementations.
• Support root cause analysis and post-implementation reviews.
• Drive architectural standards, automation, and continuous improvement initiatives.

Skills

Core Networks

CS Core & IMS

PS Core

5G Core SA

NFV/OpenStack

Kubernetes/Cloud-native

Stakeholder leadership

Job description

Ericsson in Saudi Arabia is seeking a senior solution architect to lead a team delivering a new Request for Change function within Managed Services. You will govern architectures across CS Core, IMS, and PS Core, drive end-to-end design and deployment strategies, and own risk assessments from CAB governance to post-implementation reviews.

The role requires deep telecom core networks experience and strong leadership to enable cross-domain migrations, NFV/cloud-native solutions, and continuous