Ericsson
Domain Support CORE
7 days ago
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Important information
Location:
San José Province, Guadalupe, Costa Rica
Work mode:
Onsite
Published on:
15 October 2026
What they need
Join our Team
About this opportunity:
Join Ericsson as a Domain Support Specialist and play a key role in ensuring the stability, performance, and continuous improvement of our Core Network services. In this position, you will serve as a technical escalation point for Core-related issues, diagnosing and resolving incidents while supporting preventive maintenance, service change assessments, and problem management activities.
What you will do:
Act as technical escalation point for Core services.
Diagnose and resolve incidents.
Support preventive maintenance activities.
Perform impact assessments for service changes.
Participate in problem management initiatives.
Coordinate with cross-domain teams.
Support service automation efforts.
The skills you bring:
Experience in Core Network operations.
Knowledge of EPC, IMS, and 5GC technologies.
Incident and problem management experience.
OSS operational tools knowledge.
Professional proficiency in English and Spanish (written and verbal).
Education: Bachelor degree in Telecommunications, Engineering, IT, Computer Science, or related discipline.
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