Senior IMS Core Planning Engineer

Beijing Foreign Enterprise Management Consultants Co.,Ltd.; Islamabad; On-site; PKR 2,400,000 - 3,600,000; Full time

Job summary

Huawei in Islamabad seeks an experienced Senior IMS Core Planning Engineer to oversee IMS core network planning, capacity analysis, design, and optimization. You will support project integration and coordinate with vendors and internal teams to ensure reliable service delivery.

The role requires strong knowledge of IMS core nodes and protocols (SIP, Diameter, H.248), plus hands-on troubleshooting using tools like Wireshark. Bachelor's in engineering and 5+ years in IMS domain are expected.

Qualifications

• :Experience in IMS core planning and capacity analysis.
• :Knowledge of 3GPP, GSMA, IEEE, and ETSI IMS call flows.
• :Hands-on troubleshooting with diagnostic tools such as Wireshark, IRIS, Tektronix.
• :Expert knowledge of IMS core nodes (CSC, ATS, SBC, CCF, IM-MGW, DRA/STP) and protocols (SIP, Diameter, H.248).
• :Strong analytical and problem-solving skills; ability to analyze requirements and propose solutions.
• :Excellent communication with customers and internal teams.

Responsibilities

• Monitor network utilization, growth trends, traffic forecasting, and capacity analysis across IMS core network elements.
• Understand end-to-end HLD and LLD for IMS core products (ATS, CSCF, SBC, DRA/STP).
• Recommend network optimization initiatives to improve efficiency and service quality.
• Manage CapEx planning, budget forecasting, BOM preparation, RFPs, and technical tender evaluations.
• Coordinate with telecom vendors, contractors, and internal departments to evaluate technical solutions.
• Ensure network safety and support project integration, commissioning, implementation, and new nodes acceptance.
• Analyze daily and weekly health check reports, degraded KPIs, and alarms within acceptable SLA limits.
• Provide RCA, conduct MIRs, update KEDB documentation, and support team capability building.

Skills

IMS core planning

Capacity analysis

Troubleshooting with tools

SIP, Diameter, H.248

Project coordination

Communication with technical customers

Crisis management

Education

Bachelor's degree in Engineering or relevant field

Tools

Wireshark

IRIS

Tektronix

Job description

Job Overview:

Huawei is looking for an experienced Senior IMS Core Planning Engineer based in Islamabad, with strong expertise in IMS core network planning, capacity analysis, network design, optimization, and project support integration.

Job Responsibilities:

• Monitor network utilization, growth trends, traffic forecasting, and capacity analysis across IMS core network elements.
• Understand end-to-end HLD and LLD for IMS core products (ATS, CSCF, SBC, DRA/STP).
• Recommend network optimization initiatives to improve efficiency and service quality.
• Manage CapEx planning, budget forecasting, BOM preparation, RFPs, and technical tender evaluations.
• Coordinate with telecom vendors, contractors, and internal departments to evaluate technical solutions.
• Ensure network safety and support project integration, commissioning, implementation, and new nodes acceptance.
• Analyze daily and weekly health check reports, degraded KPIs, and alarms within acceptable SLA limits.
• Provide Root Cause Analysis (RCA), conduct Major Incident Reviews (MIR), update KEDB documentation, and support team capability building.

Skill Requirements:

• Familiarity with basic communication and data communication knowledge.
• Expert knowledge of IMS core call flows and scenarios as per 3GPP, GSMA, IEEE, and ETSI standards.
• Strong troubleshooting skills using internal/external tracing tools, Wireshark, IRIS, Tektronix, etc.
• Expert knowledge of IMS core nodes (CSC, ATS, OCS, CCF, IM-MGW, SBC, PCRF) and protocols (SIP, Diameter, H.248).
• Strong technical problem-solving, customer requirement analysis, and management capabilities.
• Effective communication with technical customers (junior to senior level) regarding technical solutions, project plans, and progress.
• Willingness to learn and grow, with the ability to ensure fast response and accurate decisions during crisis.
• Qualification: Bachelor's degree in Engineering or relevant field.
• Experience Required: 5+ years in the core network field, especially in the IMS domain.