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Muhammad A
@dave_d3112
Networks, Cloud Security and Troubleshooting
Canada
French, Spanish
About me
I am a Network Security Engineer with extensive hands on experience in securing on premise and cloud based environments. My work focuses on network architecture, firewalls, VPNs, intrusion detection and prevention, DevOps, zero trust security, and compliance driven security. I am looking to take on projects that require deep technical expertise, troubleshooting, security audits, or end to end network security implementation.
Skills
Muhammad A
Offline •
Average response time: 1 hour
See my services
Technical Support
I will configure network, security and monitoring of your network
Support & IT
I will be your network and security engineer
Portfolio
Work experience
Zero Trust / SASE - ZSCALER Implementation
Fortune 100 Healthcare • Full-time
May 2023 - Dec 2025 • 2 yrs 7 mos
L4/L3 support and execution of a Zero Trust rollout by coordinating with cross-functional teams, integrating enterprise and OT sites, configuring and troubleshooting security policies, and resolving complex connectivity and authentication issues. Drove migration from legacy VPN and proxy solutions with minimal disruption, supported global production readiness, assisted local IT as an escalation SME, and enabled operational stability through documentation, knowledge transfer, and continuous performance improvement.
SME
Freelance • 1 yr 5 mos
OT Cybersecurity
Jan 2022 - Dec 2022 • 11 mos
Led an OT cybersecurity initiative by coordinating between production sites and a third-party assessor, and helping translate assessment recommendations into secure network designs and security policies for production environments.
Network Segmentation
Feb 2022 - Aug 2022 • 6 mos
Led IT/OT network segmentation project by working with production sites and engineering teams to design and implement segmented OT network architectures, reducing risk between OT and IT environments while maintaining reliable and secure production operations.
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eli_rosenblatt
United States
Excellent service! Super quick response, very knowledgeable. Will absolutely work with you again.
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