Core Technical Lead

Ericsson; Riyad Al Khabra; On-site; SAR 400,000 - 750,000; Full time

Job summary

Ericsson is building a new Request for Change function within Managed Services. You will lead a team of solution architects and integrators to drive governance, solution design, and change architecture across Core Network domains in Saudi Arabia.

The role requires deep expertise in CS Core, IMS, and PS Core, with hands-on experience in 5G Core SA nodes, HSS/HLR, and related platforms. You will shape end-to-end architectures and oversee CAB processes in a dynamic telecom environment.

Qualifications

• 8+ years of experience in telecom Core Networks.
• Strong expertise in CS Core & IMS; good PS Core knowledge.
• Hands-on experience with UDC, 5G Core SA nodes, HSS/HLR, MGWs and related elements.
• Experience with HLD/LLD analysis, migrations, upgrades, and network transformations.
• Experience with change management, CAB governance, and operational handovers.

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 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

Telecom core networks

CS Core & IMS

Network architecture leadership

Change management

Tools

NFV

OpenStack

VMware

Kubernetes

Job description

Join our Team

About this opportunity:

We are building a new “Request for Change” function within Managed Services to drive technical governance, solution design, and change architecture across the Core Network domains.

What you will do:

• 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.

The skills you bring:

• 8+ years’ experience in telecom Core Networks.
• Strong expertise in: CS Core & IMS and good expertise in PS Core.
• Hands on experience on UDC solution/5G Core SA nodes/PGs/HSSs‑FE/HLRs‑FE/FNRs/MSSs Blade Cluster/MGWs/ STPs/ DSC/IP-STPs/GMSCs/CSCF/MTAS/EME/AFG.
• Experience with HLD/LLD analysis, impact analysis, migrations, upgrades, and network transformations.
• Experience working with change management, CAB governance, and operational handovers.
• Strong stakeholder management and technical leadership skills.
• Experience with NFV, OpenStack, VMware, Kubernetes, or cloud-native Core solutions.

Why join Ericsson?

At Ericsson, you´ll have an outstanding opportunity. The chance to use your skills and imagination to push the boundaries of what´s possible. To build solutions never seen before to some of the world’s toughest problems. You´ll be challenged, but you won’t be alone. You´ll be joining a team of diverse innovators, all driven to go beyond the status quo to craft what comes next.

Encouraging a diverse and inclusive organization is core to our values at Ericsson, that's why we champion it in everything we do. We truly believe that by collaborating with people with different experiences we drive innovation, which is essential for our future growth. We encourage people from all backgrounds to apply and realise their full potential as part of our Ericsson team.

Ericsson is proud to be an Equal Opportunity Employer.

Primary country and city: Saudi Arabia (SA) || Riyadh