Lotte Finance Việt Nam ★ 3.1

• Administer and monitor firewalls and other network security appliances.
• Analyze firewall logs and security alerts to identify and respond to security incidents.
• Maintain and monitor secure network architecture and segmentation strategies.
• Configure, maintain, and troubleshoot routers, switches, and wireless infrastructure.
• Manage security zones, ACLs, NAT, and routing policies.
• Oversee network performance, availability, and scalability in alignment with business needs.
• Support patching and updates for network and security devices.
• Enforce security policies, standards, and procedures in line with company and regulatory requirements.
• Participate in security audits and risk assessments.
• Lead or support response to security incidents, including root cause analysis and recovery actions.
• Document security breaches, impact assessments, and corrective measures.
• Collaborate with IT teams on incident management and response plans.1. Experience:
- 3+ years of hands-on experience in network or security administration.
- Experience with enterprise network firewalls, IDS/IPS, VPN, NAC, and SIEM tools.
- Knowledge of networking protocols (TCP/IP, BGP, OSPF, VLAN, etc.).
2. Skills and Competencies:
- Strong troubleshooting and analytical skills.
- Good understanding of threat landscapes and mitigation techniques.
- Ability to document and communicate technical issues effectively.
- Experience with scripting or automation (Python, PowerShell) is a plus.
- Familiarity with cloud network security (AWS, Azure) is a plus.
3. Language: Vietnamese, EnglishBảo hiểm
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