L2 Operation Engineer(TOMS/CSRD)

About the opportunity:

Ericsson is seeking an experienced L2 Operations Engineer with deep expertise in the NetCracker BSS suite to support 2nd-level assurance, incident and problem management, system administration, and billing operations. The role requires hands-on technical experience across NetCracker components, UNIX/Linux platforms, signalling protocols and telecom network performance. You will provide production support in a 24/7 environment and act as a primary escalation point for customers.

Core responsibilities:

Own operational health and stability of the production environment; provide proactive monitoring and assurance activities.

Lead technical triage, coordinate investigations, drive incident resolution and perform root-cause analysis across NetCracker components (CRM, Billing, Order Management, etc.).

Manage end-to-end bill run activities (mid-month and month-end), including pre-bill checks, mock bill runs and post-bill validations.

Perform Linux/Unix administration, troubleshoot performance issues, resolve bottlenecks and tune the platform using scripting and database tools.

Coordinate and execute releases, patches and configuration changes with minimal service disruption; validate post-change behavior.

Act as main point of contact for internal teams and clients; build strong relationships with customer IT/business stakeholders and advocate for customer needs.

Maintain runbooks, produce post-incident reports and contribute to process and automation improvements.

Required experience & skills:

4–8+ years of progressive technical/application support experience within the BSS/OSS domain.

Strong domain knowledge of NetCracker BSS Suite (OCS, CSRD, TOMS, NRM, RBM, B2B).

Proficiency in Unix/Linux administration and Shell/Perl scripting.

Solid SQL skills for billing investigations and database analysis.

Experience analyzing system performance using thread-dump analysis, monitoring tools and database investigation techniques.

Excellent verbal and written English; proven customer-facing communication skills.

Desirable:

Degree in Computer Science, IT, Telecommunications or equivalent experience.

Relevant certifications (Linux, scripting, NetCracker training).