Senior Executive Converged Voice Core

Zong 5G; Islamabad; On-site; PKR 2,400,000 - 4,800,000; Full time

Job summary

Zong 5G Islamabad is seeking a Senior Executive Converged Voice Core to manage nationwide Network Operations & Maintenance with a 24/7 on-site shift roster. You will ensure 100% core network availability across CS & IMS cores, coordinate extensive maintenance, health checks, disaster recovery planning, and vendor coordination.

This role demands 4–5 years in core network ops and a bachelor’s in engineering. The position is on-site in Islamabad with rigorous incident response and service assurance

Qualifications

• Bachelor's in Engineering from a HEC-recognized university.
• 4-5 years of experience in core network operations.

Responsibilities

• Ensure CS & IMS Core network availability from platforms, services, configurations, and interfaces.
• Coordinate maintenance, expansions, and service assurance for LDI, FLL & National Operators domains.
• Perform systems routines and health checks to maintain performance and availability.
• Handle hardware and software-related tasks on core network platforms.
• Troubleshoot issues and coordinate with departments, vendors, and stakeholders.
• Ensure 24/7 on-site shift-based Core Network Operations & Maintenance.
• Prepare, implement, and test disaster recovery plans.
• Coordinate with vendors for issue resolution and record inventory and assets.
• Conduct special network monitoring and troubleshooting as assigned.
• On-site and on-call activities as required.
• Resolve customer complaints within TAT and keep network services fault-free.

Skills

Network Operations

Maintenance

On-site shift

Education

Bachelor's in Engineering

Job description

Role Title: Senior Executive Converged Voice Core

Department: NOMC

Last Date to Apply: 10th November 2026

Job Purpose:

To perform nationwide Network Operations & Maintenance, with end-to-end responsibility for service and node availability, supported by a 24/7 on-site shift roster.

Job Responsibilities:

• To ensure CS & IMS Core network availability at 100% from platforms, services, applications, configuration, and all network interfaces perspective
• To perform and coordinate all maintenance activities, expansions, and service assurance for LDI, FLL & National Operators (OMOs/PSTN) domains as per SOPs and requirements
• To perform systems and services routines and health checks for maintaining systems performance and availability
• Perform highly skilled hardware and software-related tasks and definitions which may include any core network platform
• Troubleshooting and analysis of reported issues and taking necessary improvement measures by coordinating with other departments, teams, vendors, and stakeholders
• Responsible for 24/7 on-site shift-based Core Network Operations & Maintenance to ensure nationwide service and node availability.
• Preparation, implementation, and continuous improvement of emergency/disaster recovery plans and their periodic testing as per applicable and approved scope.
• Coordination with vendors for resolution of issues, follow-up, and their evaluation. Keep an updated record of Core network inventory (installed base), spares inventory, R&R process, asset tagging, and related requirements
• Perform special network monitoring and troubleshooting tasks as and when assigned
• Perform on-site and on-call activities as and when required
• To ensure Customer Complaints are resolved within TAT and count targets, and ensure that all network services are fault-free

Eligibility Criteria (Education, Knowledge, Experience and Skills):

Education:

• Bachelor's in Engineering from a HEC-recognized university

Work Experience:

• 4 - 5 years of experience