Available to hire
I am Bernard Cresencia Picking, a dynamic Technical Solutions Architect specializing in designing and implementing broadband and network solutions for major Canadian telecom clients. I excel at translating complex requirements into scalable, secure architectures, leading cross-functional teams, and optimizing vendor relationships to drive cost efficiency and project scalability.
I’ve directed large-scale migrations and maintained high compliance standards across projects. I bring a forward-thinking approach to operational excellence, combining deep systems knowledge with practical project management to help organizations stay ahead of evolving technologies.
Skills
Experience Level
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Language
English
Fluent
Work Experience
Network & Security Manager at Crescendo Technology Ltd
March 1, 2025 - October 22, 2025Directed three cross-functional teams: Network & Security Engineers, Cybersecurity & Compliance, and the SOC. Implemented zero-trust VPN architecture, web security, and DLP protocols. Managed large-scale office, cloud, and data center migrations with minimal downtime. Cultivated a collaborative team culture, transitioning from peer to respected team leader and manager.
Network & Security Engineer, Team Lead at Crescendo Technology Ltd
July 1, 2021 - October 22, 2025Over saw operations for LAN/WAN/cloud connectivity and network infrastructure. Formulated security policies, managed incident response, and mitigated risks. Mentored junior engineers, enhancing team performance and morale.
Infrastructure Engineer at Crescendo Technology Ltd
October 1, 2017 - October 22, 2025Supervised global network infrastructure management and optimization. Implemented high availability and structured change management protocols. Consolidated firewall rules and naming conventions for system efficiency.
Sr. Product Support Analyst at TNS S Mart Network (a NRTC company)
June 1, 2013 - October 22, 2025Scarborough Supported high-volume HP non-stop transaction systems (>60M/year). Ensured PCI DSS compliance and conducted vulnerability assessments. Managed replication, disaster recovery, and major system migrations.
Sr. Systems & Network Specialist at NRT Technology Corp
June 1, 2012 - October 22, 2025Scarborough Administered enterprise and production environments with over 80 Windows servers. Led PCI-compliant security operations and high-availability systems. Executed enterprise-wide migrations, DR strategy, and VPN in infrastructure.
WAN Analyst at Comark Inc.
December 1, 2008 - October 22, 2025Scarborough Supported high-volume WAN for retail POS environments. Configured firewalls, inter-office VPNs, and wired LANs. Conducted capacity planning and system performance tuning.
Network Specialist at SoroC Technology Inc.
February 1, 2007 - October 22, 2025Vaughan Supported national WAN for retail POS environments. Configured WAN for retail network OS, managed inter-office VPNs, and wireless LANs. Conducted capacity planning and system performance tuning.
Technical Specialist at Sweda Canada Inc.
August 1, 2000 - October 22, 2025Brampton Engineered and supported UNIX/Linux and Windows-based POS environments. Provided on-site support and post-sales technical services. Tested and integrated hardware/software systems.
PC Technician / Technical Support Rep at Ingram Micro Canada Inc.
October 29, 1998 - October 19, 2025Toronto Delivered expert-level support for SCO UNIX and Microsoft platforms. Trained in major vendor technologies (Cisco, Microsoft, HP, etc.).
Freelance Data Reviewer at Global Technology Company
August 1, 2025 - PresentRemote analysis of multimodal data from short-form videos, evaluating complex audio and visual cues to identify potential AI model vulnerabilities. Developed and executed adversarial test cases by crafting sophisticated prompts for a leading generative AI model to elicit incorrect responses and uncover failure points. Authored detailed evaluation reports informing iterative improvements and model accuracy.
Network & Security Manager at Crescendo Technology Ltd.
March 1, 2025 - October 22, 2025Directed three cross-functional teams (Network & Security Engineers, Cyber Security & Compliance, and the SOC). Implemented zero-trust VPN architecture, web security, and DLP protocols. Managed large-scale office, cloud, and data center migrations with minimal downtime. Cultivated a collaborative team culture, transitioning from peer to respected team leader and manager.
Network & Security Engineer, Team Lead at Crescendo Technology Ltd.
July 1, 2021 - October 22, 2025Oversaw LAN/WAN/cloud connectivity and network security operations; formulated security policies, managed incident response, and mitigated risks. Mentored junior engineers, improving team performance and morale.
Infrastructure Engineer at Crescendo Technology Ltd.
October 1, 2017 - October 22, 2025Supervised global network infrastructure management with emphasis on high availability and structured change management. Consolidated firewall rules and naming conventions to improve system efficiency.
Sr. Product Support Analyst at TSNSmart Network (a NRTC company)
June 1, 2013 - October 22, 2025Supported high-volume HP NonStop transaction systems (>60M/year). Ensured PCI DSS compliance and conducted vulnerability assessments. Managed replication, disaster recovery, and major system migrations.
Sr. Systems & Network Specialist at NRT Technology Corp
June 1, 2012 - October 22, 2025Directed enterprise and production environments with over 80 Windows servers. Led PCI-compliant security operations and high-availability systems. Executed enterprise-wide migrations, DR strategy, and VPN in infrastructure.
WAN Analyst at Comark Inc.
December 1, 2008 - October 22, 2025Managed WAN for retail PoS environments. Configured firewalls, inter-office VPNs, and wireless LANs. Conducted capacity planning and system performance tuning.
Network Specialist at Soroc Technology Inc.
February 1, 2007 - October 22, 2025Supported nationwide WAN for retail PoS environments. Configured inter-site VPNs and wireless networks; led capacity planning and performance tuning.
Technical Specialist at Sweda Canada Inc.
August 1, 2000 - October 22, 2025Supported Unix/Linux and Windows-based POS environments; provided on-site and post-sales technical services; tested and integrated hardware/software systems.
PC Technician / Technical Support Rep at Ingram Micro Canada Inc.
November 1, 1998 - October 22, 2025Delivered expert-level support for SCO UNIX and Microsoft platforms; trained in major vendor technologies.
Education
Electronics Engineering (2-year program) at Humber College
January 1, 1991 - January 1, 1993High School Diploma at Michael Power/St. Joseph High School
January 1, 1984 - January 1, 1987Electronics Engineering Diploma at Humber College of Applied Arts and Sciences
January 1, 1991 - January 1, 1993Diploma at Michael Power/St. Joseph High School
January 1, 1984 - January 1, 1987Qualifications
Cisco Certified Network Associate (CCNA)
January 11, 2030 - October 22, 2025Microsoft Certified Professional (MCP)
January 11, 2030 - October 22, 2025MCITP (Microsoft Certified IT Professional)
January 11, 2030 - October 22, 2025Microsoft Certified Solutions Associate (MCSA)
January 11, 2030 - October 22, 2025IT Service Management (ITSM) Certification
January 11, 2030 - October 22, 2025Cisco Certified Network Associate (CCNA)
January 11, 2030 - October 22, 2025Microsoft Certified Professional (MCP)
January 11, 2030 - October 22, 2025Microsoft Certified Solutions Expert (MCSE)
January 11, 2030 - October 22, 2025Industry Experience
Telecommunications, Software & Internet, Professional Services, Media & Entertainment, Computers & Electronics
Skills
Experience Level
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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