Expert CS & IMS Core Operations

Grade Level: L2 Location: Islamabad Last date to apply: 22 April 2026 What is Expert CS & IMS Core Operations?
The CS & IMS Core Operations Expert will oversee CS Core Backoffice/Level 2 Operations, requiring hands-on expertise on IMS (CSCF, ATS,CCF,ENS), USCs, SS7/Diameter firewalls, MSCs, MGWs, SBCs, GMSCs and Fixed NGN platforms, preferably with Huawei equipment.
This role reports to the Manager of CS Core Planning and Operations and is part of a 12-member team.
What does Expert CS & IMS Core Operations do?
A highly skilled professional specializing in cloud-based Voice Core Network solutions, including P-CSCF, I-CSCF, ATS, CCF, ENS, MSCs, MGWs, USCs(SS7,diameter,SCP), and i-SBCs/A-SBCs.
Possesses extensive expertise across Operations & Maintenance (O&M), Configuration Management, Fault Management, Performance Optimization, Network Audits, and Health Checks, backed by deep product-level knowledge.
Proven ability to manage and optimize end-to-end CS & IMS Core network operations, ensuring high availability, reliability, and performance for both consumer and enterprise services.
Experienced in administering and maintaining Huawei-based platforms, with strong capabilities in troubleshooting, root cause analysis (RCA), and rapid issue resolution through effective vendor coordination.
Plays a key role in enhancing Jazz’s Technology and Development framework by designing and implementing innovative, scalable solutions aligned with global best practices.
Demonstrates strong ownership of project execution, SLA compliance, and continuous service improvement initiatives.
Well-versed in developing and enforcing Standard Operating Procedures (SOPs), preparing detailed reports, and authoring Method of Procedure (MOP) documents to ensure operational excellence, consistency, and regulatory compliance.
JazzWorld is an equal opportunity employer.
We celebrate, support, and thrive on diversity and are committed to creating an inclusive environment for all employees.
Why join JazzWorld?
As a certified Top Employer, JazzWorld reflects workplace standards benchmarked against leading global organizations, demonstrating our commitment to creating an environment where people can thrive and perform at their best.
Our teams are driven by the belief that every JazzWorld employee should be inspired to live better every day, enabled by forward-looking leadership, an open culture, meaningful work, and continuous opportunities to learn and grow.
Our core values - Customer Obsession, Truthful, Innovation, Collaboration, and Entrepreneurial shape how we think, decide, and lead.
They encourage us to challenge convention, act with accountability, work as one team, and create solutions that truly matter for our customers and communities.
As Pakistan's largest digital operator, JazzWorld serves over 100 million through connectivity, digital services, financial inclusion, entertainment, and insurance.
Joining us means being part of transformation at a national scale; expanding access, unlocking opportunity, and building a more connected digital future.
At JazzWorld, everything we do is rooted in one shared ambition.
This purpose defines how we work, the progress we enable, and the difference we strive to make every day a Better Life For All.
Soft skills and Educational background The CS & IMS Core Expert must possess excellent communication skills to effectively promote the department and its technology portfolio with professionalism, maturity, and a balanced, holistic approach to competing viewpoints.
Strong innovative thinking and a solution-oriented mindset are essential for developing solutions that align with the organization’s philosophy, core competencies, and leadership expectations.
The ideal candidate should have a minimum of 6 to 8 years of experience in a similar role and hold a Bachelor’s degree in Electrical, Telecommunications, Software, or Computer Engineering.