Lead Core Network and Software Architect

We are seeking an experienced Telecom Core Network Architect with proven Solution / Software Architect deep expertise in mobile networks, software design, and cloud-native architectures. This role combines advanced telecom systems knowledge with software engineering skills, focusing on building scalable, high-performance systems in a virtualized and hybrid cloud environment. The successful candidate will serve as a technical leader and evangelist, collaborating across development, QA, and operations teams globally to deliver innovative solutions.

Key Responsibilities :

Telecom Core Network Architecture :

• Architect and optimize mobile core network systems, including OSS / BSS platforms, Prepaid / Postpaid Billing, HSS / HLR, UDM, PCRF, AAA, etc.
• Design and implement scalable solutions for mediation platforms, fraud management systems, and network elements (e.g., MMSC).
• Leverage expertise in protocols like Diameter, SS7, SIP, HTTP / 2, REST, SOAP, and LDAP to ensure robust communication frameworks.
• Conduct end-to-end assessments of infrastructure solutions and create strategies for cloud-native or hybrid deployments.
• Provide guidance on transitioning legacy network systems to VNF, CNF, and microservice-based architectures.

Software Architecture and Development :

Presales and Thought Leadership Responsibilities :

Cloud and Virtualization :

Leadership and Collaboration :

Troubleshooting and Problem Solving :

Qualifications : Education :

Experience :

Technical Skills :

Soft Skills :

About R Systems :

WE SPEAK DIGITAL.OverviewFormerly known as Computaris, we are the European branch of R Systems - global technology and analytics services company.We help our clients achieve speed-to-market, overcome digital barriers, and create business value with our specialized service offerings and consultative business approach. We speak the language of business as fluently as we do the language of technology. In other words : We speak Digital. Our goal : accelerate our clients’ digital leadership.Our clients choose to partner with us for Cloud transformation, automation, data science, analytics, and product engineering, thanks to our technical expertise, domain knowledge, global presence and a record of delivering world-class solutions consistently for over 28 years.With a global workforce of 4,800+ employees spread across 16 delivery-centers and 26 offices, we continue to empower organizations with cutting-edge technologies. In Europe, R Systems has offices in the UK, Romania, Poland, Moldova and Switzerland, providing digital transformation services and extensive telecom expertise.