Signaling Engineer (CSD, SCP, SEPP, BSF)

At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as they provide unique R&D and engineering services across all industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days are the same.

Role Summary

The Signaling Engineer will be responsible for the planning, design, deployment, integration, validation, testing, and acceptance of Core Network Signaling solutions within Cloud Signaling Director (CSD) environments.

Working in close collaboration with other CSD team members, the engineer will participate in end-to-end project delivery activities, ensuring successful implementation of next-generation mobile core signaling platforms across 4G and 5G networks. The role combines strong technical expertise in cloud-native signaling solutions with customer-facing delivery responsibilities, requiring excellent troubleshooting, integration, and documentation skills.

Key Responsibilities:

Solution Design & Deployment

• Design and implement Core Network Signaling solutions.
• Support architecture, deployment, and integration activities for cloud-native signaling platforms.
• Design, configure, and integrate:

• • Cloud Signaling Director (CSD)
  • Binding Support Function (BSF)
  • Service Communication Proxy (SCP)
  • Security Edge Protection Proxy (SEPP)

• Ensure compliance with customer requirements and network architecture standards.
• Collaborate with cross-functional teams to deliver seamless implementations.

Integration & Validation

• Perform deployment, integration, and testing activities across customer environments.
• Execute validation and acceptance procedures.
• Support interoperability testing with existing mobile network infrastructure.
• Ensure all deployed solutions meet performance, functionality, and quality standards.

Troubleshooting & Technical Support

• Troubleshoot and resolve issues during deployment and integration phases.
• Analyze technical problems and provide root cause identification.
• Support issue resolution during customer acceptance testing.
• Work closely with product teams, engineering teams, and customers to resolve complex technical challenges.

Documentation & Governance

• Prepare and maintain technical documentation including:
  • Low-Level Design (LLD)
  • Customer Information Questionnaire (CIQ)
  • Method of Procedure (MOP)
  • Test and Acceptance Documentation

• Ensure documentation remains accurate throughout project execution.
• Contribute to technical knowledge sharing and best practices.

Project Delivery

• Participate in project planning and delivery activities.
• Support customer workshops and technical discussions.
• Ensure deliverables are completed according to agreed timelines and quality standards.
• Manage test execution and customer acceptance activities.

Required Technical Skills:

Core Signaling Technologies

• Cloud Signaling Director (CSD)
• Binding Support Function (BSF)
• Service Communication Proxy (SCP)
• Security Edge Protection Proxy (SEPP)

Cloud & Virtualization

• Cloud-native architectures
• Container as a Service (CaaS)
• Kubernetes
• Docker
• Cloud-Native Functions (CNF)
• Virtual Network Functions (VNF)
• Virtualization technologies

Operating Systems

• Linux
• Unix
• Strong command-line administration skills

Mobile Networks

• 3G Networks
• 4G/LTE Networks
• 5G Core Networks
• Mobile Core Architecture
• Signaling Network Fundamentals

Deployment & Testing

• Solution Integration
• Validation Testing
• Acceptance Testing
• Troubleshooting and Problem Resolution
• Network Deployment Methodologies

Required Experience & Qualifications:

• Bachelor's degree in Telecommunications, Computer Science, Electronic Engineering, Information Technology, or a related discipline.
• Minimum 5 years of experiencein telecom network deployment, integration, or signaling engineering.
• Proven experience with Cloud Signaling solutions and mobile core network technologies.
• Hands-on experience with BSF, SCP, SEPP, or similar 5G Core network functions.
• Experience deploying solutions in cloud-native environments.
• Strong understanding of Kubernetes, Docker, CNFs, and VNFs.
• Experience in customer-facing project environments.
• English proficiency (minimum B2 level), both written and spoken.

Preferred Qualifications:

• Experience with telecom cloud platforms.
• Understanding of 5G Service-Based Architecture (SBA).
• Experience working in international and multicultural project environments.
• Knowledge of CI/CD concepts and cloud automation.
• Industry certifications related to Kubernetes, Cloud, or Telecom Core Networks are considered an advantage.

Success Measures (KPIs):

• Successful delivery of deployment and integration projects.
• Acceptance of solutions within agreed timelines.
• Deployment quality and first-time-right implementations.
• Customer satisfaction.
• Resolution of technical issues within project milestones.
• Accuracy and completeness of technical documentation.
• Contribution to team knowledge and technical excellence.

What you will love about working here?

• We care about all our employees and want them to feel as comfortable as possible. That's why we offer them health insurance from the first days, regardless of the probationary period.
• The gift from the company - Christmas holidays from 25 December to 31 December.
• Сooperation with Superhumans center and Veteran HUB. Capgemini Engineering has supported the launch of psychological rehabilitation department of Superhumans. Our team also donnated over UAH 500 000 prosthetics for three Ukrainian defenders. Currently, we support psychological counseling provided by the Veteran Hub, and we have implemented a internal policy making the company friendly to military and veterans with the assistance of the Hub.

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.