About Me
Professional Summary
I am an IP Network Architect at Ericsson with extensive experience in designing and implementing complex network infrastructures. My expertise spans packet core networks, network slicing, VXLAN BGP EVPN, MPLS L3VPN, and modern cloud-native technologies including Kubernetes and CNCF.
Currently pursuing a Master’s degree in Telecommunications Network Engineering at École de technologie supérieure (ÉTS), I combine practical industry experience with cutting-edge academic research in machine learning and deep neural networks.
Current Role
IP Network Architect at Ericsson (August 2022 - Present)
Montreal, Quebec, Canada
- Architecture of packet core networks and network slices in VXLAN BGP EVPN and MPLS L3VPN environments
- Analysis of requirements into design and implementation for Kubernetes/CNCF/Classic Ethernet networks
- Security and vendor compliance for telecom packet core networks
- Automation of operational tasks and audits
Core Expertise
Networking Technologies
- Network Architecture: Packet Core, VXLAN BGP EVPN, MPLS L3VPN, SD-WAN
- Protocols: BGP, OSPF, Multicast, 802.1x, IPsec VPN
- Security: Multi-factor Authentication, IDS/IPS, DDoS Protection, CIS Controls
- Cloud & Virtualization: Kubernetes, CNCF, Google Cloud Platform, AWS
Machine Learning & AI
- Deep Neural Networks (DNN)
- Machine Learning Algorithms
- MATLAB for technical computing and analysis
Automation & Programming
- Network Automation: Ansible, Python, RESTful APIs
- Protocols: SSH, Netconf, SNMP
- Monitoring: ELK Stack (Elasticsearch), Network KPIs
Professional Experience Highlights
Senior Network Engineer - Nuvei (2022)
- Designed greenfield campus LAN and data center with multivendor technologies
- Integrated brownfield networks with AWS infrastructure
- Implemented SAML-based MFA using Microsoft Azure
- Deployed Juniper Mist AI wireless solutions
Network Engineer R&D - Datavalet Technologies (2018-2022)
- Designed layer 1-3 and security architectures for datacenters and GCP
- Implemented multi-homed BGP with traffic engineering techniques
- Deployed SD-WAN solutions (FortiGate, VMware VeloCloud)
- Automated multivendor equipment using Ansible
- Ensured CIS controls compliance for network security
Content Specialist - Champlain College (2014-2018)
- Delivered CCNA and CCNP training to over 100 students
- Created engaging content including labs, lectures, and multimedia materials
- Developed interactive learning experiences with videos and quizzes
Education
Master’s degree, Telecommunications Network Engineering
École de technologie supérieure (ÉTS) | 2025-2026
AEC, Computer Systems Networking and Telecommunications
Champlain Regional College | 2015
Bachelor’s degree, Engineering
Azad University (IAU) | 2007
Certifications
- Cisco Certified Internetwork Expert Data Center (CCIE Data Center) #67533
- Juniper Networks Certified Professional, Service Provider Routing & Switching (JNCIP-SP) #JPR00323255
- Certified Cisco Systems Instructor (CCSI)
- ITIL® Foundation Certificate in IT Service Management (ITILF)
- 5G for Everyone
- Advanced Learning Algorithms
Languages
- English: Full Professional Proficiency
- French: Working proficiency (Montreal-based)
Connect With Me
- LinkedIn: linkedin.com/in/hosseinoliabak
- GitHub: github.com/hosseinoliabak
- Credly: credly.com/users/hossein-oliabak
This website serves as a platform to share my knowledge and insights in networking, machine learning, and linear algebra through detailed tutorials, labs, and technical documentation.