Harshvir Dhaliwal
Cybersecurity Professional
Profile
Cybersecurity professional specializing in defensive security operations, with expertise in vulnerability identification, threat mitigation, and incident response. Skilled in cyber threat detection and security automation using industry frameworks such as NIST and MITRE ATT&CK to strengthen security postures.
Core Competencies
- Defensive Security Operations
- Vulnerability Assessment & Management
- Incident Response & Threat Mitigation
- Security Automation & Scripting
- SIEM Tools (Splunk) & Threat Detection
- Phishing Simulations & Security Awareness
- Firewall & VPN Configuration
- NIST & MITRE ATT&CK Frameworks
Experience
Cybersecurity & IT Operations Specialist — GAMA Engineering Ltd
January 2023 – Present | Markham, ON
- Managed and resolved cybersecurity-related IT tickets, reducing resolution time by 35% and minimizing disruptions to daily operations
- Deployed automated patch management, reducing critical vulnerabilities and improving system compliance
- Conducted company-wide phishing simulations, decreasing click-through rates by 80% and raising security awareness
- Enhanced security event detection by assisting in Splunk deployment, configuring alerts and dashboards to reduce incident response time by 75%
- Designed and enforced firewall rules and VPN configurations, preventing unauthorized access attempts
- Led the secure migration to AutoCAD 2024 across 20+ systems, ensuring compliance with cybersecurity protocols
Automation Engineer — Synamedia
April 2022 – December 2022 | Scarborough, ON
- Developed Python scripts to automate log analysis, reducing security incident response times
- Created automated reporting solutions to generate comprehensive security and system health and performance reports, streamlining workflows
- Improved efficiency of security regression testing by automating Python scripts, increasing test coverage by 30% and reducing manual workload by 50%
- Collaborated with QA teams to develop robust automation solutions, enhancing testing accuracy and operational efficiency
Projects
Full-featured fitness tracking app with workout logging, progress analytics, training programs, and fitness calculators.
Technologies: Flutter, Dart, Hive
Modern, client-side web application for managing and editing PDF files directly in the browser. Merge, split, reorder, and rotate pages with live previews.
Technologies: React, TypeScript, PDF.js, Vite, TailwindCSS, IndexedDB
Placeholder description for Video Downloader project.
Technologies: Python, Flask
Automated phishing simulations that transform real-world user behavior into dynamic risk scores for targeted, high-impact security training.
Technologies: Go, PostgreSQL, React, Docker, SendGrid, REST API
Toyota Competition entry that aims to boost sales of Battery Electric Vehicles (BEVs).
Technologies: React, Three.js, TypeScript
Cybersecurity information aggregator that uses multiple threat-intel APIs to assess and summarize risk.
Technologies: React, TypeScript, Express.js, PostgreSQL, Drizzle ORM, TailwindCSS, WebSocket
On-Rails/Gallery wormhole 3D arcade shooter. Shoot Targets and travel through an infinite procedurally generated tunnel.
Technologies: Three.js, WebGL, JavaScript, GLSL Shaders
Automotive CVE Scanner that converts a vehicle's VIN (or manual selection) into make/model/year and queries the National Vulnerability Database (NVD) for relevant cybersecurity exposures.
Technologies: Python, Streamlit, Pandas, Requests, NHTSA API, NVD API
A private, censorship-free, ad-free metasearch engine. Self-hosted SearXNG with Docker Compose, Nginx reverse proxy, and custom UI.
Technologies: SearXNG, Docker, Nginx, Valkey, Certbot, Cloudflare, Alpine Linux
Education
Bachelor of Information Technology – Cybersecurity (B.IT)
Seneca Polytechnic
Relevant Coursework: Network Security, Ethical Hacking, Python for Cybersecurity, Incident Response
Bachelor of Science in Biological & Biomedical Sciences (B.SC)
York University — Graduated
Teaching Assistant - Biostatistics, Genetics, and Population Genetics Developed strong communication, tutoring, and mentorship skills through assisting students in complex scientific concepts and statistical problem-solving
Achievements
- NeoTokyo CodeBreaker Competition Winner — Winner ($140,000 USD prize) in an international cryptography and code-breaking competition
Volunteerism
President – Not Just Tourists (York University)
- Led 100+ volunteers to deliver $200K+ in medical supplies globally, coordinating secure logistics and distribution
- Implemented a digital donor data management system, achieving 99% data accuracy and HIPAA compliance
Additional Info
- Security Tools & Methodologies: Splunk, Wireshark, Firewalls, VPN, MITRE ATT&CK, NIST Framework, Metasploit, Zero Trust Architecture
- Programming & Scripting Languages: Python, Bash, Shell Scripting, Java, C++, C, JavaScript, SQL
- Web Technologies: HTML, Javascript, CSS
- Operating Systems: Linux (Red Hat, Ubuntu), Windows, Unix
- Networking: TCP/IP, Network Topologies
- Cloud & DevOps: AWS Cloud, Jenkins, Git
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