Mark Jason Tud

Network Security Engineer with 7+ years of experience designing, deploying, and managing enterprise firewall and endpoint security solutions. Experienced in NGFW implementation, firewall policy management, Netskope NPA, AlgoSec, and security operations to protect enterprise infrastructure.

Security Engineer at Accenture Inc. (2022-06 – Present)

• Managed enterprise firewall operations including policy implementation, optimization, and incident response.
• Designed, deployed, and managed enterprise Next-Generation Firewall (NGFW) solutions, implementing security policies, NAT, VPN, and access control configurations to protect critical network infrastructure.
• Administered Netskope Private Access (NPA) by configuring secure application access policies and supporting Zero Trust network access for enterprise users.
• Utilized AlgoSec Firewall Analyzer/Firewall Optimizer to analyze firewall policies, identify unused or risky rules, optimize rule bases, and support compliance and security audits.
• Deployed, configured, and supported enterprise endpoint security solutions, ensuring successful implementation, policy enforcement, and ongoing operational support.
• Investigated and resolved security events and operational tasks using SIEM platforms, performing initial analysis, incident triage, and escalation when necessary.
• Generated firewall health, compliance, and operational reports to improve security visibility, support audits, and assist stakeholders in making informed security decisions.
• Provided 24/7 operational support for enterprise security infrastructure, resolving high-priority incidents and maintaining high availability of security services.

Solutions Architect at OS1 Solutions (2019-04 – 2021-11)

• Implemented security solutions based on client requirements, including installation, configuration, testing, and production rollout.
• Designed and deployed enterprise firewall, endpoint security, and network infrastructure solutions for multiple client environments.
• Integrated security appliances with existing network infrastructure while ensuring performance, availability, and security.
• Collaborated with security vendors and project teams to deliver successful infrastructure deployments and migrations.
• Performed system validation, health checks, and post-deployment optimization to ensure stable operations.
• Conducted technical knowledge transfer and administrator training following solution implementation.
• Provided post-deployment support, troubleshooting, and issue resolution to maintain optimal system performance.

Bachelor of Science in Computer Engineering – STI College Fairview (2014 – 2019)