IN Performance Engineer (Ericsson IN/VAS & Charging Systems) | Tangent International | Saudi Arabia

Tech Junction Ltd; Saudi Arabia; On-site; SAR 260,000 - 360,000; Full time

Job summary

Tangent International in Saudi Arabia is seeking an experienced IN Performance Engineer to support Ericsson IN, VAS, and Charging systems. You will monitor performance, run KPI analyses, and drive optimization in a managed services environment.

You will analyze CDRs, signaling traces, and configurations; perform RCA for issues; develop automation scripts in Python and SQL; and produce dashboards for stakeholders. 5G SA experience is a plus.

Qualifications

• Proven experience with Ericsson Intelligent Network (IN), VAS, and Charging Systems.
• Strong knowledge of Mobile Core Network performance management and optimization.
• Experience analyzing charging configurations, Call Detail Records (CDRs), and signaling traces.
• Hands-on expertise in telecom KPI monitoring, analysis, and reporting.
• Experience reviewing HLD, LLD, MOP documentation, and supporting E2E testing activities.
• Strong understanding of telecom service architectures and charging ecosystems.
• Experience working within managed services or telecom operator environments.
• Advanced SQL skills for reporting and data analysis.
• Experience developing automation solutions using Python.
• Strong Linux and Shell scripting expertise.
• Knowledge of VBA for reporting and operational automation.
• Hands-on experience with ENIQ and UPM performance management tools.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent communication and stakeholder management capabilities.

Responsibilities

• Monitor and analyze the performance of Ericsson IN, VAS, and Charging platforms.
• Investigate network and service KPIs to identify performance degradation and optimization opportunities.
• Perform root cause analysis (RCA) for service issues and performance anomalies.
• Analyze charging configurations, CDRs, and signaling traces to improve service reliability and efficiency.
• Conduct end-to-end testing and validation of service enhancements and network changes.
• Review and analyze High-Level Designs (HLD), Low-Level Designs (LLD), and Methods of Procedure (MOPs).
• Generate automated reports, dashboards, and performance trend analyses for stakeholders.
• Utilize ENIQ and UPM platforms for performance management and advanced analytics.
• Develop SQL queries and automation scripts to improve operational efficiency and reporting accuracy.
• Collaborate with engineering, operations, and customer teams to implement performance improvements.
• Support performance assessment and optimization of 5G Standalone (5G SA) and VAS services.
• Contribute to capacity planning, service assurance, and continuous improvement initiatives.
• Document findings, recommendations, and optimization actions in line with operational standards.

Skills

Ericsson IN/VAS

Charging Systems

KPI monitoring

SQL

Python

Linux

Shell scripting

VBA

ENIQ

UPM

HLD/LLD/MOP

Automation

Data analysis

5G SA (desirable)

Tableau/Power BI

Tools

ENIQ

UPM

Job description

Job Title: IN Performance Engineer (Ericsson IN/VAS & Charging Systems) | Tangent International | Saudi Arabia

Recruiting Company: Tangent International

Job Location: Saudi Arabia (KSA)

Job Type: Contract (12 Months)

Additional Information: 12-Month Contract Opportunity Telecom Managed Services Environment Ericsson IN/VAS & Charging Systems Expertise Required Experience with 5G SA Networks Highly Desirable Customer-Facing and Technical Stakeholder Engagement Role

Position Summary

Tangent International is seeking an experienced IN Performance Engineer to support the performance monitoring, optimization, and analysis of Ericsson Intelligent Network (IN), Value Added Services (VAS), and Charging platforms within a leading telecommunications environment. The role focuses on enhancing service quality, improving KPI performance, and delivering operational excellence through data-driven analysis and optimization initiatives.

Detailed Job Description

As an IN Performance Engineer, you will play a key role in ensuring the optimal performance of critical telecom charging and value-added service platforms. You will be responsible for conducting end-to-end performance assessments, KPI monitoring, root cause investigations, and optimization activities across Ericsson IN/VAS and Mobile Core environments. Working closely with operations, engineering, and customer-facing teams, you will analyze network performance data, charging configurations, signaling traces, and service behavior to identify opportunities for continuous improvement. The successful candidate will combine strong telecom domain expertise with data analytics, automation, and reporting capabilities to support a high-performance managed services operation.

Key Responsibilities

• Monitor and analyze the performance of Ericsson IN, VAS, and Charging platforms.
• Investigate network and service KPIs to identify performance degradation and optimization opportunities.
• Perform root cause analysis (RCA) for service issues and performance anomalies.
• Analyze charging configurations, CDRs, and signaling traces to improve service reliability and efficiency.
• Conduct end-to-end testing and validation of service enhancements and network changes.
• Review and analyze High-Level Designs (HLD), Low-Level Designs (LLD), and Methods of Procedure (MOPs).
• Generate automated reports, dashboards, and performance trend analyses for stakeholders.
• Utilize ENIQ and UPM platforms for performance management and advanced analytics.
• Develop SQL queries and automation scripts to improve operational efficiency and reporting accuracy.
• Collaborate with engineering, operations, and customer teams to implement performance improvements.
• Support performance assessment and optimization of 5G Standalone (5G SA) and VAS services.
• Contribute to capacity planning, service assurance, and continuous improvement initiatives.
• Document findings, recommendations, and optimization actions in line with operational standards.

Required Qualifications & Skills

• Proven experience with Ericsson Intelligent Network (IN), VAS, and Charging Systems.
• Strong knowledge of Mobile Core Network performance management and optimization.
• Experience analyzing charging configurations, Call Detail Records (CDRs), and signaling traces.
• Hands-on expertise in telecom KPI monitoring, analysis, and reporting.
• Experience reviewing HLD, LLD, MOP documentation, and supporting E2E testing activities.
• Strong understanding of telecom service architectures and charging ecosystems.
• Experience working within managed services or telecom operator environments.
• Advanced SQL skills for reporting and data analysis.
• Experience developing automation solutions using Python.
• Strong Linux and Shell scripting expertise.
• Knowledge of VBA for reporting and operational automation.
• Hands-on experience with ENIQ and UPM performance management tools.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent communication and stakeholder management capabilities.

Nice-to-Have Skills

• Experience with 5G Standalone (5G SA) core and service environments.
• Knowledge of Ericsson telecom performance management ecosystems.
• Experience with Tableau, Power BI, or Qlik for advanced analytics and visualization.
• Familiarity with big data analytics and telecom data warehouse environments.
• Experience supporting digital charging, policy control, and monetization platforms.

Recruitment Pro Tip

For IN Performance Engineering roles, recruiters look for measurable optimization achievements. Highlight specific KPI improvements, charging platform enhancements, revenue assurance initiatives, automation projects using SQL or Python, CDR analysis experience, and examples where your performance investigations directly improved network quality, customer experience, or operational efficiency.