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Our Team

Meet the experts behind our initiative!

Built by Experts. Driven by Passion. The OpenSlice initiative is led by individuals who view software development as both a discipline and a craft. Our team unites experts from diverse fields, spanning telecommunications, software architecture, and open-source governance.

We believe that great software is born from personal dedication. That’s why we bring the rigor of engineering and the creativity of the open-source spirit to everything we build, ensuring OpenSlice remains at the forefront of network innovation.

Leadership Group (LG)

The Leadership Group provides strategic direction and oversight for the OpenSlice initiative.

Christos Tranoris

Christos Tranoris

SDG Chair // UoPATRAS

Christos is a Researcher at the Electrical Engineering department of University of Patras, and the Technical Manager of p-NET, a Greek Competence Centre for Emerging Smart Networks and Services. He possesses significant experience in the architecture and development of programmable infrastructures and operation support tools. He participates in various European and Standardization Organizations. He currently serves as the Technical Lead for several EU-funded projects in the area of 5G and 6G research.

Diogo Gomes

Diogo Gomes

SDG Vice-Chair // IT Aveiro

Diogo is a Professor at the University of Aveiro and Senior Researcher at Instituto de Telecomunicações - Aveiro, Portugal. With 20 years of experience in Telecommunications/Computer Networks research he has authored more than 140 publications. He has participated in several EU projects such as DAIDALOS, C-Mobile, C-Cast, 5GinFIRE and currently coordinates 5GASP. He is a strong Open Source Advocate, having directly contributed/maintained several OSS projects. He graduated in Computers and Telematics Engineering (2003) with first class honors, and did a Phd on Telecommunications (2009), both from the University of Aveiro.


Technical Steering Committee (TSC)

The Technical Steering Committee oversees the technical direction and implementation of OpenSlice.

Kostis Trantzas

Kostis Trantzas

TSC Chair // UoPATRAS

Kostis Trantzas serves as a Researcher at the Department of Electrical & Computer Engineering, University of Patras. He has a proven track record of driving the design and execution of high-impact software initiatives in collaboration with public-sector entities, demonstrating strong stakeholder management and delivery capabilities. As a seasoned member of the Patras5G facility, he has been deeply engaged in numerous EU projects in the field of next-generation networks, bridging the gap between theoretical architecture and practical implementation. He actively integrates insights from participation in SDO activities to drive interoperability and standardization. His technical vision is centered on fully orchestrated, Autonomous Networks, with specific expertise in Network Slicing, aiming to deliver adaptive, SLA-guaranteed infrastructures and services.

Georgios P. Katsikas

Georgios P. Katsikas

TSC Member // UBITECH

Georgios Katsikas is a Technical Manager at UBITECH's Network Softwarization and IoT (NSIT) group, focusing on programmable cloud-native networked systems. His main interests span across Computer Networks and Operating Systems with a focus on Network Functions Virtualization (NFV) and Software-Defined Networking (SDN). In his doctoral thesis, Georgios introduced how to realize software-based NFV service chains at the emerging and utterly challenging link speeds at 100 Gbps using commodity hardware, while obliterating latency. His latest research is published at top systems conferences (NSDI, CoNEXT) and journals (ACM TOCS) and featured in the ACM Technews, PHYS.ORG, ECN, KTH, and APNIC. Georgios has been actively contributing to cutting edge networking frameworks, such as DPDK, ONOS, and the Click modular router, while also actively impacting relevant ETSI software development groups, such as ETSI TFS and ETSI OSL.

Rafael Direito

Rafael Direito

TSC Member // IT Aveiro

Rafael Direito is a second-year PhD candidate at the University of Aveiro, where he is pursuing a PhD in Informatics Engineering. He holds a Bachelor's and Master's degree from the same institution. In addition to his academic pursuits, Rafael works as a researcher at the Telecommunications Institute in Aveiro. His research focuses on the validation of future networks Network Applications, NFV, DevOps methodologies applied to the NFV ecosystem, and monitoring. Since 2020, Rafael Direito has also integrated the Telecommunications Institute team responsible for the 5GASP Horizon 2020 project and, more recently, has collaborated with the IMAGINE-B5G SNS project.


Host

In its quality of host for this project, ETSI provides the necessary infrastructure and support to ensure the success of the initiative. This includes access to resources, tools, and expertise.

Julien Satti

Julien Satti

Technical Expert // ETSI

Julien is the Technical Expert of three Software Development Groups at ETSI, including the OpenSlice initiative, and holds top degrees in Computer Science and Business Administration from Nice's Polytechnic University and Graduate School of Management. He has broad experience in software architecture, project management, and open-source collaboration.