Network Performance Engineer EPC & 5G Core

Tata Consultancy Services; Hyderabad; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

Tata Consultancy Services is seeking a Network Performance Engineer (EPC & 5G Core) in Hyderabad. The role requires 7-11 years of telecom experience focused on network performance and capacity planning.

You will own capacity planning, forecast subscriber growth, analyze TPS and latency, and collaborate with multiple teams to optimize EPC and 5G Core performance and scalability.

Qualifications

• 7-11 years of telecom network performance experience.
• Strong experience with EPC and 5G Core architectures.
• Expertise in subscriber and traffic forecasting.
• Hands-on capacity planning and network function dimensioning.

Responsibilities

• Own end-to-end capacity planning and performance management for EPC and 5G Core.
• Perform subscriber growth forecasting and traffic demand analysis.
• Develop capacity models and forecasting strategies for EPC and 5GC.
• Conduct session dimensioning for core network elements.
• Analyze TPS, throughput, latency, and utilization trends.
• Monitor UPF capacity and identify performance constraints.
• Track and analyze KPIs across EPC and 5G Core.
• Identify bottlenecks and capacity risks affecting service quality.
• Recommend capacity expansion, optimization, and scaling strategies.
• Prepare performance dashboards and technical recommendations.
• Collaborate with engineering, operations, planning, and implementation teams.

Skills

Capacity planning

EPC & 5G Core

Forecasting methodologies

TPS analysis

Throughput & latency management

UPF capacity planning

Performance dashboards

Root-cause analysis

Job description

Role: Network Performance Engineer ( EPC & 5G Core )

Experience: 7-11 Years

Job Description:

Key Responsibilities

Key Responsibilities

• Own end-to-end capacity planning and performance management for EPC and 5G Core network platforms.
• Perform subscriber growth forecasting and traffic demand analysis.
• Develop capacity models and forecasting strategies for EPC and 5GC network functions.
• Conduct session dimensioning and capacity assessments for core network elements.
• Analyze TPS, throughput, latency, and utilization trends.
• Monitor UPF capacity and identify network performance constraints.
• Track and analyze performance KPIs across EPC and 5G Core environments.
• Identify bottlenecks, congestion points, and capacity risks affecting service quality.
• Recommend capacity expansion, optimization, and scaling strategies.
• Support network growth through proactive planning and network function dimensioning.
• Prepare performance dashboards, trend reports, and technical recommendations.
• Collaborate with engineering, operations, planning, and implementation teams.
• Support troubleshooting and root-cause analysis of performance-related issues.

Required Skills and Experience

• 7-11 years of experience in telecom network performance, capacity planning, or core network optimization.
• Strong experience with EPC and 5G Core network architectures.
• Expertise in subscriber and traffic forecasting methodologies.
• Hands-on experience with capacity planning and network function dimensioning.
• Strong understanding of TPS analysis, throughput monitoring, and latency management.
• Experience with UPF capacity planning and performance analysis.
• Knowledge of EPC and 5GC performance KPIs and reporting.
• Experience in bottleneck identification, capacity risk assessment, and optimization planning.
• Strong analytical, troubleshooting, documentation, and communication skills.