Freelancer profile translated to English.
Back to original languageAbout Igor
Network security engineer and Illumio expert, specializing in micro-segmentation and Zero Trust approaches. I assist organizations in securing their infrastructures and reducing the risks associated with lateral movements, across on-premise, hybrid, and cloud environments, while considering operational constraints.
I also serve as a skills evaluator and cybersecurity certification juror, contributing to the assessment and skill development of professionals in the sector.
As President of the AINPC association, I am involved in cybersecurity awareness, training, and support initiatives, particularly with local authorities and institutional structures.
English
Fluent
French
Native or bilingual
Serbian
Native or bilingual
Can work on-site
Paris (up to 50km)
Experience
- LoxamNetwork Security Engineer Micro-segmentationJanuary 2025 - Today (1 year and 7 months)Puteaux, FranceDesign of micro-segmentation and nanosegmentation architecture up to the process and port level, and presentation of design choices to architecture teams and stakeholders: HLD/LLD documentation, labeling strategy, and object structure (labels, label groups, IP lists, services, rule sets, security rules).Design, implementation, and maintenance of Zero Trust policies and rules (allow, deny, override, intra-scope, extra-scope) across on-premise, cloud, container, and thin client environments.Policy hardening, application flow review, access and authorization management according to the least privilege model (local users, external users, service accounts).Design of CI/CD pipelines in Infrastructure as Code (automation via API, quality controls, code review) to industrialize and track micro-segmentation: rule and VEN lifecycle, CMDB population and synchronization.Maintenance of the Illumio environment: VEN updates, policy analysis, and detection of forbidden ports and protocols. L3 support and cross-functional liaison between infrastructure, security, production, application, and project teams.Cross-functional projects. AS400 Iseries micro-segmentation (NEN, FlowLink), synchronization to firewalls of IP groups built from Illumio labels, for a common and up-to-date object base between micro-segmentation and network filtering.Participation in Illumio private technical events (CTF, workshops).
- AINPC - Association pour l’Inclusion Numérique et la Prévention Cyber-CitoyennePresidentCIVIC AND SOCIAL ORGANIZATIONSDecember 2025 - Today (8 months)Paris, FranceLeading cybersecurity and digital awareness initiatives for diverse audiences.
- JedhaCybersecurity Certification EvaluatorEDUCATION AND E-LEARNINGSeptember 2025 - January 2026 (4 months)Paris, FranceAssessing technical cybersecurity skills and validating candidate certification paths.
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Education
- Master, Systems, Network and Cloud ComputingESGI2022Master, Systèmes, Réseaux et Cloud Computing
- Bachelor's Degree, MRIT, Network Administration and SecurityUniversité Sorbonne Paris Nord2020Licence, MRIT, Administration et Sécurité des Réseaux
Certifications
- Illumio ExpertIllumio2026
- Illumio SpecialistIllumio2026