Network Data Analyst

PT ELISTEC INFORMATIKA UTAMA; Jakarta Pusat; On-site; IDR 120,000,000 - 180,000,000; Full time

Job summary

PT ELISTEC INFORMATIKA UTAMA seeks an experienced data analyst to interpret telecom network data, PM metrics, and CDR/xDR for service performance insights.

You will correlate PM, CDR/xDR, OSS/NMS, logs, and traffic data to identify trends, anomalies, and root causes, delivering data-driven recommendations to network teams.

Qualifications

• Intermediate to strong experience in analyzing and interpreting telecom network data.
• Understanding PM data and network performance KPIs.
• Experience with CDR/xDR data to identify patterns and issues.
• Familiarity with OSS/NMS data from monitoring systems.
• Ability to analyze network logs and identify errors or anomalies.
• Experience with time-series and event-based network data analysis.
• Proficient in SQL for large datasets.
• Proficient in Python, Excel, or BI tools for analysis and reporting.
• Ability to communicate findings to technical teams.

Responsibilities

• Analyze PM, CDR/xDR, OSS/NMS, logs, and traffic data to identify trends, anomalies and performance issues.
• Correlate multiple data sources to assess network conditions and customer experience.
• Validate, cleanse, and normalize data before analysis to ensure accuracy.
• Prepare data-driven insights and clear reports for network and engineering teams.

Skills

SQL

Python

Excel

BI Visualization

Time-series analysis

Data cleansing

Analytical skills

Data interpretation

Tools

Python

Excel

BI Tools

Job description

Have intermediate to strong experience in analyzing and interpreting telecommunication network data.

Understand Performance Management (PM) data and network performance indicators/KPIs.

Understand and analyze CDR (Call Detail Record) and xDR (Data/Experience Detail Record) data to identify usage patterns, service performance, and network issues.

Have a good understanding of OSS/NMS (Operations Support System / Network Management System) and the data generated from network monitoring and management systems.

Able to analyze network logs to identify errors, anomalies, service degradation, and potential network issues.

Understand network traffic data and its relationship with network performance and customer experience.

Able to correlate data from PM, CDR/xDR, OSS/NMS, network logs, and traffic sources to identify trends, anomalies, and performance issues.

Familiar with time-series and event-based network data analysis.

Able to perform data validation, cleansing, aggregation, and normalization before analysis.

Strong analytical and problem-solving skills with attention to detail.

Proficient in SQL for querying and analyzing large network datasets.

Familiar with Python, Excel, or BI/Data Visualization tools for network data analysis and reporting.

Able to communicate analytical findings and provide data-driven insights to technical/network teams.

Key Competency:

PM / CDR / xDR / OSS-NMS — Intermediate–Strong understanding of telecommunication network data sources, with the ability to analyze and correlate performance metrics, customer/service records, network management data, logs, and traffic data to identify network conditions and performance issues.