ALI ALHENSHIRRI
Oshawa,ON
Summary
Senior IT Engineer with 20+ years of experience in networking, fiber optics, and IT infrastructure. Strong background in supporting remote and mining environments, troubleshooting, and support for high-performance systems. Experienced with Cisco networking, Windows Server, VMware virtualization, and cybersecurity best practices.
Overview
26
26
years of professional experience
1
1
Certification
Work History
Owner / Founder - IT, Fibre & Telecommunications Services
NETWORK GUYS COMMUNICATIONS INC.
Ontario, Canada
01.2025 - Current
- Delivered advanced IT support and troubleshooting for enterprise and industrial clients in remote environments
- Installed and maintained fiber optic and structured cabling systems (CAT6, FTTH)
- Configured and managed Cisco switches, routers, and VLANs in production networks
- Supported remote and mining site operations while ensuring compliance with safety standards
Senior IT Engineer / Supervisor
COMNET, INC.
Toronto, Canada
01.2020 - 01.2025
- Managed and optimized LAN/WAN infrastructure, including VLANs and network segmentation
- Administered Windows Server environments (AD, DHCP, DNS) and Microsoft 365
- Led field teams and coordinated technical projects in high-pressure environments
- Performed advanced troubleshooting to minimize downtime and improve system performance
- Installed and maintained fiber optic and structured cabling systems
Fibre Optic Technician
LITEWAVE COMMUNICATIONS INC.
Toronto, Canada
01.2018 - 01.2020
- Performed fiber splicing, termination, and OTDR testing
- Installed structured cabling systems for residential and MDU environments
- Diagnosed and resolved network and connectivity issues
Fiber / Cable Technician
EPI CABLING & COMMUNICATION
Toronto, Canada
01.2017 - 01.2018
- Installed and maintained structured cabling systems
- Assisted in network deployment and troubleshooting
Fiber / Cable Technician
CAVO BROADBAND COMMUNICATIONS
Chicago, USA
01.2014 - 01.2016
Network Administrator / Technical Lead
INVESTMENT FOR TECHNICAL SERVICES
Tripoli, Libya
01.2010 - 01.2012
Network Engineer / Technical Lead
BSISP
Tripoli, Libya
01.2000 - 01.2010
Education
CYBER SECURITY SPECIALIST -
Toronto, CanadaCOMPUTER NETWORKING & TECHNICAL SYSTEMS -
Chicago, IL, USABachelor of Science -
Tripoli College
Tripoli-LibyaSkills
- Cisco Networking (Switching, Routing, VLANs)
- Windows Server (AD, DHCP, DNS) & Microsoft 365
- VMware Virtualization
- Network Troubleshooting & Performance Optimization
- Fiber Optic Installation, Splicing & OTDR Testing
- Structured Cabling (CAT5e, CAT6, FTTH)
- Remote & Mining Site
- Backup & Disaster Recovery
Core Technical Expertise
IT & Network Engineering
- Enterprise Routing & Switching (LAN/WAN)
- VLANs, QoS & Network Segmentation
- IP Addressing, DHCP, DNS
Systems & Infrastructure
- Windows Server (AD, DHCP, DNS) & Microsoft 365
- VMware Virtualization
- Backup & Disaster Recovery
Fiber Optics & Cabling
- Fiber Installation, Splicing & OTDR Testing
- Structured Cabling (CAT5e, CAT6, FTTH)
Mining & Remote Operations
- Remote Site IT Support
- Compliance with Mining Safety Standards
Certification
- CISCO CERTIFICATIONS
CCNA Wireless, Security, Routing & Switching. - PANDUIT CERTIFICATIONS
Network Infrastructure Cabling Deployment Certification (ESC).
Data Center Design & Deployment.
NI Solutions - Enterprise.
Network Infrastructure Design. - BELDEN CERTIFICATIONS
Enterprise Network Cabling Systems and Fiber Optic Splicing. - COMMSCOPE (SYSTIMAX) CERTIFICATIONS
SYSTIMAX Installation, Maintenance, Design & Engineering. - GRANDSTREAM CERTIFICATIONS
Certified Specialist - Unified Communications (UC) and Networking Solutions. - GCS INTERMEDIA CERTIFICATIONS
Unite Technical Support Certification. - MINING & SAFETY CERTIFICATIONS
Underground Mine Safety Training.
WHMIS.
Working at Heights.
Scissor Lift Operator.
Timeline
Owner / Founder - IT, Fibre & Telecommunications Services
NETWORK GUYS COMMUNICATIONS INC.
01.2025 - Current
Senior IT Engineer / Supervisor
COMNET, INC.
01.2020 - 01.2025
Fibre Optic Technician
LITEWAVE COMMUNICATIONS INC.
01.2018 - 01.2020
Fiber / Cable Technician
EPI CABLING & COMMUNICATION
01.2017 - 01.2018
Fiber / Cable Technician
CAVO BROADBAND COMMUNICATIONS
01.2014 - 01.2016
Network Administrator / Technical Lead
INVESTMENT FOR TECHNICAL SERVICES
01.2010 - 01.2012
Network Engineer / Technical Lead
BSISP
01.2000 - 01.2010
CYBER SECURITY SPECIALIST -
COMPUTER NETWORKING & TECHNICAL SYSTEMS -
Bachelor of Science -
Tripoli College