Subject Matter Expert - CSP

Nokia Corporation; Bengaluru; On-site; INR 2,500,000 - 4,200,000; Full time

Job summary

Nokia Corporation in Bengaluru, India is seeking a seasoned Delivery Architect to lead Live Network Intervention quality assurance. You will own the accuracy of LNI artifacts, scripts, and procedures, ensuring successful customer deployments and adherence to best practices.

Ideal candidates bring 12+ years in software/telecom architecture, deep Mobile Core knowledge, and hands-on experience with Diameter, SIP, 4G/5G, and cloud-native technologies.

Qualifications

• Bachelor’s or master’s degree in computer science or a related field; 12+ years of experience in architecting software, IT, or telecom solutions.
• Proven experience in defining architecture and delivering those solutions to the market.
• Extensive telecoms experience with Mobile Core network elements and technologies, their evolution, and industry trends.
• Understanding of interfaces and interactions between Mobile Core solution elements including 3rd parties.
• Hands-on with standards in charging domain and interface protocols e.g., Diameter, SS7, 4G/5G; PCRF/NPC design, deployments, testing, upgrades.
• Competences on TCP/IP & main protocols: Diameter, HTTP2, SIP, Sigtran, SOAP-XML, SNMP.
• Competences in Java/J2EE, Linux, DBMS, web technologies, cloud/virtualization, Kubernetes, containers, SDN, and data analytics.
• Knowledge of Unix/Linux OSs & Databases (Aerospike/MariaDB/Oracle/SQL).
• Advanced competence of NW architectures/products & international standards: 3GPP/ETSI.
• Cloud knowledge (VNF, CNF) & related products (CBIS/CBAM – NCS/NCOM) or VMware/OpenStack.

Responsibilities

• As a subject matter expert in Delivery Assurance, analyze and approve services delivery artifacts used to support Live Network Intervention.
• Leverage Mobile Core expertise, best practices, and lessons learned to assess impact and risks at a solution level.
• Review and approve LNI plans including data sources, implementation procedures, scripts, and artifacts before customer deployment.
• Establish KPIs to measure network impact from LNI activities.
• Document review findings and contribute to lessons learned and best practices.
• Contribute to automation programs focused on LNI preparation and execution.
• Monitor delivery KPIs, execution plans, and overall project performance to ensure high-quality delivery.

Skills

Mobile Core

LNI

Java/J2EE

Linux

Cloud

Kubernetes

SDN

Data analytics

TCP/IP

Diameter

SIP

Unix/Linux

Education

Bachelors/Masters in CS

Tools

Aerospike

MariaDB

Oracle

SQL

VMware/OpenStack

Job description

Job Description

Driving quality execution for our customers is critical for the long-term success of Nokia and customer satisfaction is the main measure of this objective. In this role, you will ensure the success of a Live Network Intervention by taking responsibility for the quality and accuracy of the LNI artifacts, procedures, scripts needed to execute the planned activities and supervise LNI execution.

Job Description

Driving quality execution for our customers is critical for the long-term success of Nokia and customer satisfaction is the main measure of this objective. In this role, you will ensure the success of a Live Network Intervention by taking responsibility for the quality and accuracy of the LNI artifacts, procedures, scripts needed to execute the planned activities and supervise LNI execution.

How You Will Contribute And What You Will Learn

• As a subject matter expert in the Delivery Assurance team, you will be responsible for analyzing and approving the services delivery artifacts that will be used to support Live Network Intervention.
• You will accomplish this by leveraging your extensive Mobile Core expertise, best practices, and lessons learned. This role will require you to look across product domains and measure the impact and risks of LNI activities at a solution level.
• Review and approve LNI plans including data sources like CiQ, implementation procedures, scripts and other LNI artifacts prior to implementation on the customer network.
• Review and establish the Key Performance Indicators (KPI) that will be used to measure impacts to the network based on LNI work to be performed.
• Capture details of the review and as needed contribute findings to lessons learned and best practices.
• Contribute to Automation programs focused on LNI preparations and executions.
• Ensure high-quality project delivery by monitoring delivery KPIs, execution plans, and overall project performance.

Key Skills And Experience

You have

• Bachelor’s or master’s degree in computer science or a related field, with 12+ years of experience in architecting software, IT, or telecom solutions.
• Proven experience in defining architecture and delivering those solutions to the market.
• Extensive experience in telecommunications, with a deep understanding of Mobile Core network elements and technologies, their evolution, and the latest industry trends.
• Understanding of the interfaces and interactions between Mobile Core solution elements including 3rd parties.
• Hands -on experience of standards in charging domain and interface protocol e.g Diameter, SS7, 4G/5G), PCRF/ NPC Design, deployments, testing and upgrades
• Competences on TCP/IP & main Protocols: Diameter (Gx-Rx-Sy)/ HTTP2/ SIP / Sigtran / SOAP-XML / SNMP.
• Competences in Java/J2EE, Linux, DBMS, web technologies, cloud/virtualization, Kubernetes, containers, SDN, and data analytics.
• Knowledge of Unix/Linux OS’s & Databases (Aerospike/MariaDB/Oracle/SQL)
• Advanced competence of NW Architectures/Products & International standards: 3GPP/ETSI.
• Cloud knowledge (VNF, CNF) & related products (CBIS/CBAM – NCS/NCOM) or platform VMware/OpenStack.

Nice to have

• Ability to work independently, manage multiple projects simultaneously, and thrive in a fast-paced, dynamic work environment.

About Us

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.

Learn more about life at Nokia.

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 .