- Worked on early security engineering across network defense, infrastructure hardening, intrusion prevention, firewalls, VPNs, vulnerability assessment, and operational security controls during a period when modern DevSecOps and continuous security tooling were still immature.
- Designed and implemented defensive controls for heterogeneous network environments, including firewall rules, VPN boundaries, access policies, intrusion prevention practices, and security procedures focused on confidentiality, integrity, and availability.
- Conducted security assessments, identified infrastructure weaknesses, and provided practical recommendations to improve existing controls, reduce exposure, and strengthen operational resilience.
- Developed security policies, procedures, and awareness practices to help organizations reduce risk across internal systems, network access, and sensitive operational environments.
- Built the adversarial foundation that later shaped my work in distributed systems, cryptographic infrastructure, protocol correctness, post-quantum security, and security-critical engineering.
Professional Experience