Oussama Soualah

Kubernetes Architect for the deployment of the 5G core network infrastructure

1.5 years

Deployment of the 5G core network infrastructure on Kubernetes clusters

• High and low-level design of new deployments (HLD, LLD)

• Verification of deployment integrity

• Deployment validation (vabe)

• Security hardening to obtain Anssi acceptance

• Implementation of infrastructure services: supervision, cluster logging, etc.

• Ensure regular infrastructure backups

TECHNOLOGIES: KUBERNETES, DELL OPEN MANAGE, NOKIA CONTAINER SERVICES (NCS), CEPH, ZABBIX, PROMETHEUS, GRAFANA

Support Referent for the Openstack NFV-I infrastructure

1 year

Support Referent for the Cloud infrastructure hosting the virtualized 4G core network

• Management of anomalies in Hardware, Linux OS, and Openstack

• Continuous infrastructure supervision

• Infrastructure security management (password rotation, certificate renewal, security patches)

TECHNOLOGIES: CBIS (OPENSTACK-NOKIA), LINUX OS, NADCM, ARC, NETAPP, CEPH, HSM, OR19/OR18, ZABBIX

Openstack NFV-I Architect

3.5 years

Technical architect on Openstack private Cloud (CBIS – Nokia) for deploying 4G core network VNFs

• Cloud design through workshops with Nokia

• Compliance with Anssi constraints and recommendations

• Review and validation of HLD/LLD design documents for NFV-I deployment and Anssi file preparation

• Challenge the supplier during technical workshops and bug fixing

• Support the model team during the NFV-I referencing phase

• Verification of NFV-I compliance before announcing Ready For Onboarding (RFO)

• Participation in RFPs

TECHNOLOGIES: CBIS (OPENSTACK-NOKIA), NADCM, ARC, NETAPP, CEPH, HSM, OR19

NFV-I Referent in the "probe and packet broker engineering" team

• Study of the virtualization of the telecom network supervision (monitoring) architecture: probes + packet broker

• Analyze and study different capture architectures (Network Packet Broker, Mirroring/Taping) and supervision (probe) for the 5G core network

• Technical exchanges with suppliers and integrators to challenge their solutions

TECHNOLOGIES: OPENSTACK, VIRTUAL PROBE, VIRTUAL PACKET BROKER

Research engineer (post-doc)

2 years - 10 months

Orchestration of VNFs on an Openstack-based NFV-I

• Study of ETSI standards describing the logical architecture of NFV MANO

• Design of the different software modules of the orchestrator using a service-oriented architecture (SOA)

• Development of the orchestrator's different modules based on Openstack APIs

• Unit tests and verification of proper functioning

TECHNOLOGIES: OPENSTACK, HEAT, PYTHON, SHELL, OPENDAYLIGHT, TOSCA, HOT

Design and development of a secure identity management framework for an SDN-enabled switch from BYO Networks

• Support BYO Networks in specifying its needs and product scope

• Design of the solution and its software architecture using UML

• Development of the framework considering the event-driven aspect (threads)

• Unit tests, integration of different components, and client validation

TECHNOLOGIES: SDN, RYU CONTROLLER, PYTHON, SHELL, VIRTUALBOX, FREERADIUS, OPENLDAP, VMWARE WORKSTATION

Optimization of VNF placement and chaining

• State-of-the-art study (scientific articles)

• Proposal of mathematical models and algorithms for the initial onboarding of a VNF

• Management of the lifecycle of a VNF chain

o Fault management

o Scaling management

• Evaluation of designed algorithms through simulations

• Writing scientific articles and presenting work at international conferences

• Co-supervision of PhD thesis

TECHNOLOGIES: CPLEX, GLPK, MATLAB, JAVA, SHELL, GNUPLOT, LATEX