IMS Core Planning Engineer

Beijing Foreign Enterprise Management Consultants Co.,Ltd.; Islamabad; On-site; PKR 1,200,000 - 2,400,000; Full time

Job summary

Beijing Foreign Enterprise Management Consultants Co.,Ltd. in Islamabad seeks an experienced IMS Core Planning Engineer to design and optimize IMS core networks, analyze capacity, and support projects across the network.

You will work with vendors, ensure end-to-end planning per 3GPP/GSMA standards, and contribute to crisis response with accurate, timely decisions. The role requires 3–5 years in IMS/core networks.

Qualifications

• Bachelor's degree in Engineering or related field.
• 3–5 years of core network/IMS domain experience.
• Strong IMS core knowledge and protocol expertise.

Responsibilities

• Monitor IMS core network utilization and capacity analysis.
• Understand end-to-end HLD/LLD for IMS core products.
• Recommend optimization initiatives for efficiency and QoS.
• Coordinate with vendors and internal teams on proposals.
• Support integration, commissioning, and new node acceptance.
• Act decisively during crisis with quick learning mindset.

Skills

IMS planning

Capacity analysis

SIP protocols

Diameter

Networking troubleshooting

Vendor coordination

HLD/LLD

3GPP/GSMA/ETSI

Education

Bachelor's degree in Engineering

Tools

Wireshark

IRIS

Tektronix

Job description

One of the leading Chinese technology companies is looking for an experienced IMS Core Planning Engineer based in Islamabad, with strong experience 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.
• Coordinate with telecom vendors (Huawei, Nokia, ZTE, Ericsson), contractors, and internal departments to evaluate vendor proposals and recommend optimal technical solutions.
• Take responsibility for network safety.
• Support project integration, commissioning, implementation, and new nodes acceptance.
• Ensure fast response, accurate actions, and decisions during crisis, with willingness to learn and grow.

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 customer requirement analysis, management, and technical problem-solving capabilities.
• Effective communication with technical customers (mid-level) regarding technical solutions, project plans, and progress.
• Qualification: Bachelor's degree in Engineering or relevant field.
• Experience Required: 3-5 years in the core network field, especially in the IMS domain.