Hamad Aljaser

lead the management and continuous improvement of the company’s enterprise network security infrastructure across data centers and cloud environments. My focus is driving architectural enhancements, operational excellence, and alignment with the organization’s long-term security strategy. Key Contributions: • Oversee the full suite of security controls including firewalls, email gateway, WAF, web proxy, and load balancers. • Lead upgrade and optimization initiatives to enhance reliability, scalability, and compliance with security standards. • Collaborate with architecture, cloud, and risk teams to design secure, resilient network solutions aligned with business goals. • Drive proactive incident response and root-cause analysis to improve overall security posture

Contributed to the stability and security of enterprise network and cloud environments across multiple sites. Collaborated with cybersecurity and cloud teams to strengthen infrastructure resilience. Key Contributions: • Managed FortiGate firewalls, Proofpoint email gateway, and enterprise wireless solutions (Cisco, Aruba). • Drove upgrade and optimization efforts for network and security devices. • Assisted in addressing vulnerabilities and improving overall security posture.