Network Security Engineer

4 weeks ago


Singapur, Singapore ANOTECH ENERGY SINGAPORE PTE. LTD. Full time

ALTEN Group is a world leader in Engineering and Technology consulting services providing outsourced Engineering, R&D, and IT Services for different industries such as Transportation, Defence, Energy and Security with 55,000 engineers in nearly 35 countries. ANOTECH is the subsidiary of the Group delivering ALTEN's Engineering Services in Singapore. As a Network Security Engineer, you will provide L1 or L1.5 support for security alerts, support incident investigations, and work closely with the team to protect enterprise network environments.

Responsibilities

Network & Infrastructure Support Monitor network and infrastructure systems (servers, firewalls, endpoints) for availability, performance, and security alerts Perform first-level troubleshooting for network, server, and connectivity issues Escalate incidents to Level 2 / Level 3 engineers with proper documentation and analysis Security Operations (L1 / L1.5) Monitor security alerts from firewalls, endpoint protection, SIEM, and network tools Perform initial investigation of security incidents, anomalies, or suspicious activities Assist in applying security patches, updates, and configuration changes Support vulnerability scanning and basic remediation activities System Administration Support Assist with user access management (AD, VPN, network access) Support backups, monitoring, and routine maintenance tasks Maintain accurate system and incident documentation Process & Continuous Improvement Follow ITIL-aligned incident, problem, and change processes Contribute to knowledge base articles and SOPs Learn and adopt security best practices and new technologies Requirements Diploma / Bachelor’s degree in Information Technology, Computer Science, Cybersecurity, or related field Minimum 2 years of experience in IT support, network operations, or infrastructure roles Willingness to work in a shift-based or on-call environment Fundamental knowledge of: TCP/IP, DNS, DHCP, VLANs Firewalls, VPNs, network segmentation Windows/Linux operating systems Active Directory Cloud fundamentals (AWS, Azure, GCP) Familiarity with IT security concepts such as: Malware, phishing, endpoint security Access control and authentication Exposure to security or network tools such as: Firewalls (Fortinet, Palo Alto, Cisco) Endpoint security tools SIEM or monitoring platforms Basic experience with log analysis or packet analysis (e.g. Wireshark) Familiarity with automation scripts or security playbooks Good to have active certifications in the following:CompTIA Network+ / Security+ CCNA or any Cisco related certifications Microsoft or cloud fundamentals #J-18808-Ljbffr



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