Job Description

The MS Specialist Core provides expert-level support for Nokia's core network solutions, focusing on incident management, problem resolution, and proactive maintenance to ensure service continuity and customer satisfaction.

• Respond to and resolve critical incidents affecting core network elements, including troubleshooting, diagnosis, and escalation.
• Analyze recurring issues, identify root causes, and implement permanent solutions to prevent future occurrences.
• Plan, execute, and verify changes in the core network infrastructure, adhering to established processes and minimizing service impact.
• Monitor network performance, analyze trends, and implement optimizations to enhance efficiency and reliability.
• Ensure that you maintain accurate network configurations and documentation.
• Communicate effectively with customers regarding service status, incident resolution, and planned activities.
• Participate in on-call rotations to provide 24/7 support for critical network operations.

Must have:

• In-depth understanding and practical experience with at least one core network domain (e.g., IMS, VoLTE, Packet Core, 5G Core).
• Signaling Protocols: Proficiency with relevant signaling protocols (e.g., SIP, Diameter, SS7/SIGTRAN, GTP).
• Strong command-line skills for troubleshooting, log analysis, and system administration.
• Solid grasp of TCP/IP, routing protocols (e.g., OSPF, BGP), and network troubleshooting tools.
• Troubleshooting & Diagnosis: Proven ability to identify, analyze, and resolve complex technical issues efficiently.

Nice-to-have:

• Certifications related to Nokia core network products or other relevant telecom vendors.
• Understanding of project phases and methodologies for participating in network upgrades or deployments.

Advancing connectivity to secure a brighter world.

Nokia is a global leader in connectivity for the AI era. With expertise across fixed, mobile and transport networks, powered by the innovation of Nokia Bell Labs, we’re advancing connectivity to secure a brighter world.

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Our recruitment process

We act inclusively and respect the uniqueness of people. Our employment decisions are made regardless of race, color, national or ethnic origin, religion, gender, sexual orientation, gender identity or expression, age, marital status, disability, protected veteran status or other characteristics protected by law. We are committed to a culture of inclusion built upon our core value of respect.

If you’re interested in this role but don’t meet every listed requirement, we still encourage you to apply. Unique backgrounds, perspectives, and experiences enrich our teams, and you may be just the right candidate for this or another opportunity.

The length of the recruitment process may vary depending on the specific role's requirements. We strive to ensure a smooth and inclusive experience for all candidates. Discover more about the recruitment process at Nokia