Summary
Overview
Work History
Education
Skills
Accomplishments
Work Availability
Timeline
Websites
Hi, I’m

Khalid Chatha

Brampton,ON
Khalid Chatha

Summary

Experienced IT Security Expert known for a holistic approach to information security, seamlessly adapting to evolving business needs. Proficient in C++, Python, and Java, specializing in blockchain security, including the development of an innovative anti-51% algorithm. Recognized for leadership in cryptocurrency projects, demonstrating a commitment to efficiency, quality, and innovation. A skilled communicator adept at managing a Discord community of 1600 users. Expertise extends to Governance, Risk, and Compliance (GRC), ensuring cybersecurity aligns with business objectives for optimal quality and efficiency. A versatile professional combining technical proficiency with a strategic vision for exceptional cybersecurity outcomes.

Overview

9
years of professional experience

Work History

Bell

Security Specialist (Firewall Specialist)
03.2022 - 11.2022

Job overview

  • Security remediation's
  • Primary responsibility: Optimize security of Network Firewall rules after analyzing impacts on services
  • Participate in CAB meetings - Change management
  • Validate and test application communications via firewalls
  • Review security logs to monitor unauthorized access attempts
  • Develop and maintain architecture diagrams and documents
  • Implement security policies
  • Collaborate with service providers and technical engineers for seamless network functionality.
  • Provided safety reports and data analysis to building managers to inform security processes.
  • Managed information system regulatory compliance to meet updated guidelines.
  • Completed vulnerability scans to identify at-risk systems and remediate issues.
  • Created and implemented security network framework across 100 devices
  • Oversaw software configurations and updates for multiple systems across the bell security departments

Softlanding Solutions Inc

Cyber Security Consultant
02.2022 - 03.2022

Job overview

  • Oversaw technical direction for multiple client accounts
  • Drove clients through their IT and cloud journey using best practices
  • Ensured client expectations were met, actioned, and documented
  • Collaborated with client-centric management staff
  • Led Managed Service Client Onboarding and Strategic Review Meetings.
  • Developed and maintained incident response protocols to mitigate damage and liability during security breaches.
  • Collaborated with third-party payment card industry (PCI) compliance partners.

Hudson's Bay Company

Security Engineer
07.2021 - 12.2021

Job overview

    • Security Vendor Advisor and Security Best Posture audits
    • Responsible for validating firewall rules, security posture, and PCI compliance
    • Conducted architectural assessments, design validation, and security gap mitigation
    • Handled incident response and remediation
    • Integrated and scoped new security tools
    • Troubleshot firewall and network issues in critical situations
    • Considered SME/L4 for Palo Alto at HBC
    • SOC/NOC architect
    • Managed data center system upgrades, delivering better reliability and security for server hosting and enterprise applications.
    • Applied leading theories and concepts to development, maintenance and implementation of information security standards, procedures and guidelines.
    • Performed risk and vulnerability assessments and provided results and recommendations to senior management.
    • Developed, implemented and documented security programs and policies and monitored compliance across departments.
    • Planned and oversaw configuration changes for security infrastructure platforms.
    • Provided consultation and technical services on all aspects of information security.
    • Delivered network system upgrade on time, under budget and with minimal service interruption.
    • Counseled senior-level management on current privacy and security trends and recommendations to mitigate risk.
    • Represented company's technical security interests to partners to provide bi-directional flow of technical information and best practices in information security.
    • Engineered, maintained and repaired security systems and programmable logic controls.
    • Developed plans to safeguard computer files against modification, destruction, or disclosure.
    • Researched and developed new computer forensic tools.
    • Validated and verified system security requirements definitions and analyzed system security designs
    • Applied leading theories and concepts to development, maintenance and implementation of information security standards, procedures and guidelines
    • Performed and reviewed technical security assessments of firewalls and EDR/XDR configurations to identify points of vulnerability and non-compliance with established information security standards and recommend mitigation strategies
    • Performed risk and vulnerability assessments and provided results and recommendations to senior management
    • Developed, implemented and documented security programs and policies and monitored compliance across departments
    • Planned and oversaw configuration changes for security infrastructure platforms
    • Provided consultation and technical services on all aspects of information security
    • Delivered network system upgrade on time, under budget and with minimal service interruption

Mayfield Technology Group

Security Migration Specialist
08.2016 - 12.2021

Job overview

  • Assisted with development and migrations for various companies.
  • Researched and resolved complex issues discovered during migrations.
  • Created data mapping documentation for use in migration efforts.
  • Led data migration projects, data file analyses and platform validation.
  • Improved overall user experience through support, training, troubleshooting, improvements and communication of system changes.
  • Diagnosed and executed resolution for network and server issues.
  • Performed network security design and integration duties.
  • Prepared and submitted reports to keep management informed of security activities and developments.
  • Supervised and evaluated security staff performance to determine compliance with safety regulations.
  • Developed and implemented strategies to prevent and respond to security incidents.
  • Developed and implemented security policies and procedures to establish clear guidelines for operations and maintain quality standards.
  • Analyzed and investigated incidents alongside functional management and security supervisors.
  • Responded swiftly to security incidents and effectively resolved security issues.
  • Coordinated with IT personnel regarding security of digital assets and information systems.
  • Coordinated data migration activities for ongoing projects to confirm alignment of progress with prescribed timelines and execution milestones
  • Collaborated with internal teams and customer representatives to determine data migration requirements prior to accepting projects
  • Researched and resolved complex issues discovered during migrations
  • Created data mapping documentation for use in migration efforts
  • Analyzed customer data parcels for compliance with specifications, providing analysis of detected gaps
  • Coordinated with external stakeholders to align data migration scheduling to minimize business process disruptions
  • Offered troubleshooting assistance to junior personnel during [Type] jobs
  • Diagnosed and executed resolution for network and server issues

CN

Migration Specialist
11.2020 - 07.2021

Job overview

  • Validated migration for high-critical train systems
  • Scoped implementation from Juniper SRX to Palo Alto FWs
  • Worked with BGP/MPLS for smooth migration
  • Ensured VRF, VR, BGP peering, and routes aligned with migration
  • Participated in change management discussions.
  • Coordinated data migration activities for ongoing projects to confirm alignment of progress with prescribed timelines and execution milestones.
  • Researched and resolved complex issues discovered during migrations.
  • Created data mapping documentation for use in migration efforts.
  • Diagnosed and executed resolution for network and server issues.
  • Documented support procedures, processes and solutions in centralized systems, enabling user self-service.
  • Improved overall user experience through support, training, troubleshooting, improvements and communication of system changes.
  • Monitored network hardware operations to evaluate proper configuration.
  • Performed network security design and integration duties.
  • Collaborated with internal teams and customer representatives to determine data migration requirements prior to accepting projects
  • Researched and resolved complex issues discovered during migrations
  • Provided faculty and staff with security software and network configuration support
  • Documented support procedures, processes and solutions in centralized systems, enabling user self-service
  • Diagnosed and executed resolution for network and server issues
  • Improved overall user experience through support, training, troubleshooting, improvements and communication of system changes

ISecurity Consulting a Calian

Security & Network Engineer/Architect/Consultant
06.2019 - 07.2021

Job overview

  • SOC/NOC/Cloud, years 2 months) - Engineered, deployed, migrated, and operated Firewalls on-premise, Hybrid, and Cloud
  • Scoped environments for on-premise to cloud migration
  • Identified network risks and provided remediation feedback
  • Worked with various systems, including Cisco, FortiGate, WatchGuard, Sophos, Meraki, and Palo Alto
  • Deployed and migrated Cloud Palo Alto firewalls for a major healthcare provider
  • Configured and troubleshooted network protocols (BGP, OSPF, EIGRP, MPLS WAN)
  • Implemented advanced Palo Alto Firewall solutions
  • Practiced security best practices, including EDR/XDR, IPS, IDS, APP-ID, MFA, Threat content, and Wildfire
  • Conducted firmware upgrades, security audits, and forensic analytical studies
  • Managed VPN solutions, SOC integration, and syslog/SIEM integration
  • Configured logging, log collectors, and monitoring solutions
  • Utilized dockers for integration and deployments
  • Leveraged Rapid 7 Python scripting for API interactions
  • Provided advanced troubleshooting and routing in Azure and on-premise environments
  • Designed complex solutions for Azure route tables and forced tunneling with Azure Gateway VPN
  • Troubleshot VPN issues for customers and handled cross-vendor deployments and integration
  • Cryptocurrency Dev and founder for Xchange XCG wallet
  • Xchange wallet
  • Authored security incident reports, highlighting breaches, vulnerabilities and remedial measures.
  • Developed and maintained incident response protocols to mitigate damage and liability during security breaches.
  • Participated in creation of device hardening techniques and protocols.
  • Collaborated with third-party payment card industry (PCI) compliance partners.
  • Managed relationships with third-party intrusion detection system providers.
  • Recommend improvements in security systems and procedures.
  • Conducted security audits to identify vulnerabilities.
  • Performed risk analyses to identify appropriate security countermeasures.
  • Researched and developed new computer forensic tools.
  • Engineered, maintained and repaired security systems and programmable logic controls.
  • Encrypted data and erected firewalls to protect confidential information.
  • Monitored use of data files and regulated access to protect secure information.
  • Troubleshot complex multi-vendor network service provider issues
  • Assisted with implementation and support of network monitoring tools
  • Provided network support services for devices such as hubs, bridges, routers, and other hardware
  • Managed, tracked, and coordinated problem resolution and escalation processes
  • Monitored network capacity and performance to diagnose and resolve complex network problems
  • Collaborated with vendors to identify best options for optimizing network performance
  • Provided detailed network diagrams and procedural guidelines
  • Provided complete end-to-end engineering and installation of route-based IP network solutions
  • Escalated emergency technical issues beyond knowledge to maintain optimum up-time
  • Created VPN infrastructure and allowed for secure remote connections
  • Organized frameworks to transfer secure data from internal to external and public networks
  • Detected intrusion attempts and promptly responded to DDoS attacks
  • Led meetings with departmental managers to review project status, propose changes and draft action plans
  • Oversaw network performance, making changes to boost overall efficiency and power
  • Reviewed technical specifications from clients and vendors to confirm adequacy, accuracy and functionality
  • Analyzed and produced recommendations on continuous network improvements
  • Provided firewall and VPN management, security and incident response
  • Supported project planning team to promptly address hardware and software problems and network emergencies

Xchange XCG

Founder and Developer
01.2018 - 01.2019

Job overview

  • Developed an experimental digital currency with enhanced blockchain security
  • Implemented an anti-51% algorithm and live blockchain changes.
  • Developed key operational initiatives to drive and maintain substantial business growth.
  • Established, optimized and enforced business policies to maintain consistency across industry operations.
  • Conducted target market research to scope out industry competition and identify advantageous trends.
  • Directed technological improvements, reducing waste and business bottlenecks.
  • Communicated business performance, forecasts and strategies to investors and shareholders.
  • Built and deepened productive relationships with prospective and competitive customers to drive sustained growth.
  • Collaborated with clients to maintain relationships and provide customers with thorough support and guidance.
  • Educated and worked with clients on ROI terms to find accurate solutions.
  • Networked to identify potential new clients and expand geographic territories.
  • Performed research to develop protocol upgrades and new financial contracts.
  • Solved complex engineering problems to deliver results aligned with team objectives.
  • Led, built and owned backend services and infrastructure to power core blockchain-based products.
  • Implemented, tested and audited open-source software to interact with on-chain smart contracts.
  • Wrote technical documentation to communicate key points to stakeholders.
  • Architected, developed and deployed decentralized applications to provide permission access to data at smart contract and protocol levels.
  • Developed and maintained courteous and effective working relationships.
  • Identified issues, analyzed information and provided solutions to problems.
  • Worked flexible hours across night, weekend and holiday shifts.
  • Used critical thinking to break down problems, evaluate solutions and make decisions.
  • Identified business development challenges and customer concerns for proactive resolution

NetPLUS College of Information Technology

Teacher
01.2017 - 01.2018

Job overview

  • Instructed Palo Alto certification courses
  • Provided one-on-one experience and lab troubleshooting.
  • Proven ability to learn quickly and adapt to new situations

Education

Windsor University School of Medicine
St. Nevis

Doctor of Medicine from Medicine
2016

University Overview

American University of Antigua College of Medicine
Antigua

Doctor of Medicine from Medicine
2013

University Overview

American University of Antigua College of Medicine
Antigua

Associate's degree from Premed
01.2009

University Overview

University of Toronto
Mississauga, ON

Some College (No Degree) from Life Science

University Overview

Skills

  • Information Governance
  • Microsoft Outlook and Office
  • Personnel Protection
  • Risk Management and Mitigation Strategies
  • Security Infrastructure Architecture
  • Compliance with Security Regulations
  • Data Encryption and Password Management
  • Security Vulnerability Assessment
  • Operation and Information Security
  • Payment Card Industry Data Security Standard (PCI SS)
  • Threat Research, Penetration Testing, and Malware Analysis
  • Technical Leadership, Multi-Factor Authentication, and Remediation Systems
  • Policy Development
  • Cybersecurity Frameworks SOC2 (done at isecurity), NIST, HIPPA, PCI, ISO 27001/2, and a few points of GDPR

Accomplishments

Accomplishments
  • NGFW (Next-Generation Firewall) - SOAR (Security Orchestration, Automation, and Response) - SIEM (Security Information and Event Management) - Cloud Security - Web Application Firewall (WAF) - Load Balancers - XDR (Extended Detection and Response) - EDR - VPN (Virtual Private Network) - Automation - Linux and Windows Security - Architectural Security - Programming and Scripting for Security - Incident Response - CISO
  • GRC and Compliance:
  • Expertise in Governance, Risk, and Compliance (GRC) frameworks and practices
  • Ensuring regulatory compliance (e.g., GDPR, HIPAA, PCI DSS) and industry standards
  • Developing and maintaining security policies, procedures, and controls
  • Conducting risk assessments and managing risk mitigation strategies
  • Auditing and monitoring security controls and processes
  • Development and Cryptocurrency:
  • Proficiency in C++, Python, and Java programming languages
  • Led a major project in the cryptocurrency domain, demonstrating strong technical and project management skills
  • Developed an anti-51% algorithm
  • Palo Alto Networks Certified Network Security Engineer - Palo Alto Networks- Cisco Certified Network Associate - Cisco- USMLE 1 passed - USMLE (United States Medical Licensing Examination)- USMLE 2 passed - USMLE (United States Medical Licensing Examination)- MCCEE PASSED - Medical Council of Canada
  • Skills
  • Security Operations- IT Security Operations- Security Operations Center- Security Operations Management- Software Development- Cyber Defense- Cyberlaw- SEIM- Virtual Private Network (VPN)
Availability
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Timeline

Security Specialist (Firewall Specialist)
Bell
03.2022 - 11.2022
Cyber Security Consultant
Softlanding Solutions Inc
02.2022 - 03.2022
Security Engineer
Hudson's Bay Company
07.2021 - 12.2021
Migration Specialist
CN
11.2020 - 07.2021
Security & Network Engineer/Architect/Consultant
ISecurity Consulting a Calian
06.2019 - 07.2021
Founder and Developer
Xchange XCG
01.2018 - 01.2019
Teacher
NetPLUS College of Information Technology
01.2017 - 01.2018
Security Migration Specialist
Mayfield Technology Group
08.2016 - 12.2021
Windsor University School of Medicine
Doctor of Medicine from Medicine
American University of Antigua College of Medicine
Doctor of Medicine from Medicine
American University of Antigua College of Medicine
Associate's degree from Premed
University of Toronto
Some College (No Degree) from Life Science

Websites

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Khalid Chatha