Network Security Engineer

Responsibilities • Design, implement, operate, and maintain enterprise and security network infrastructure supporting electronic security systems and customer environments. • Manage and administer network and security infrastructure, including firewalls, VPNs, intrusion detection systems, access control networks, and monitoring platforms. • Support deployment and maintenance of electronic security systems such as CCTV, Access Control, Intrusion Detection, and Integrated Security Management Systems. • Monitor security events, system logs, and alerts using monitoring tools to detect, analyze, and respond to incidents. • Perform troubleshooting, root cause analysis, and incident resolution for network and security system issues. • Ensure secure network configurations, system hardening, and compliance with cybersecurity best practices across customer installations. • Conduct vulnerability assessments, coordinate remediation activities, and support system security improvements. • Manage firewall policies, rule reviews, network segmentation, and secure remote access configurations. • Support system integration, installation, testing, commissioning, and handover of security and network solutions. • Collaborate with project, engineering, and technical teams to ensure secure and reliable solution deployment. • Maintain documentation including network diagrams, system configurations, SOPs, maintenance reports, and incident records. • Support preventive maintenance, firmware upgrades, system updates, and service improvement activities. • Coordinate with vendors and subcontractors for technical support, equipment replacement, and solution deployment. • Ensure compliance with internal security policies, customer requirements, and industry standards. • Provide technical support and guidance to customers and internal teams when required. Requirements • Bachelor’s Degree or Diploma in Information Technology, Computer Science, Electronics, Electrical Engineering, Telecommunications, or related field. • Minimum 5 years of experience in network engineering, IT infrastructure, or electronic security systems environment. • Strong knowledge of IP networking concepts including TCP/IP, VLANs, routing, switching, and wireless networks. • Hands-on experience with firewall and network security devices such as Fortinet, Palo Alto, Cisco, or equivalent platforms. • Experience supporting CCTV systems, Access Control Systems, Intrusion Detection Systems, and integrated security solutions. • Good understanding of VPN technologies such as IPsec and SSL VPN. • Experience in system installation, configuration, troubleshooting, and commissioning activities. • Familiarity with network monitoring, log analysis, and incident troubleshooting. • Knowledge of cybersecurity principles and secure network design practices. • Ability to perform preventive maintenance and handle multiple site support activities. • Strong problem-solving skills and ability to work in fast-paced operational environments. • Good communication and coordination skills for working with customers, vendors, and project teams. • Willingness to work on-site and support after-office hours or emergency maintenance when required. • Fortinet NSE, PCNSE, or equivalent certifications will be an added advantage. • Security certifications such as Security+, CISSP, or CISM will be an added advantage.