Job Description:

We are seeking an experienced Internal Network Security Engineer responsible for the security planning, architectural design, and incident detection and response for the company's cloud services and internal office network. You will take on core responsibilities for our internal network security, ensuring that our systems and data are secure and reliable.

Responsibilities:

1. Responsible for the security planning and architectural design of the company's cloud services (such as AWS, Azure, etc.) and internal office network.

2. Develop and implement security policies, regulations, and standards to ensure compliance with industry best practices and regulatory requirements.

3. Design and deploy security protection mechanisms (such as firewalls, IDS/IPS, VPNs, zero-trust architecture, etc.).

4. Monitor and analyze network security incidents, provide timely detection and response, and develop contingency plans.

5. Conduct regular security assessments and penetration testing to identify and remediate potential security vulnerabilities.

6. Stay updated on the latest security technologies and threat intelligence, and provide improvement recommendations.

7. Coordinate with third-party security vendors to manage external security services and tools.

8. Complete other operational and security-related tasks assigned by the supervisor.

Job Requirements:

1. Candidates must currently reside outside of mainland China. A bachelor's degree or higher in Computer Science, Cybersecurity, or a related field is required.

2. Over 3 years of experience in internal network security is required, with preference given to those who have practical experience in cloud security and office network security.

3. Familiarity with common network protocols (such as TCP/IP), operating systems (Linux/Windows), as well as virtualization and containerization technologies (such as Docker, Kubernetes) is necessary.

4. Proficiency in using mainstream security tools (such as Wireshark, Nmap, Burp Suite) and security monitoring platforms (such as Splunk, ELK) is essential.

5. Knowledge of threat modeling, vulnerability scanning, and security incident response processes is required.

6. Relevant security certifications (such as CISSP, CISA, CEH) are preferred.

7. Excellent communication skills and a spirit of teamwork are essential, with the ability to effectively convey complex security issues and solutions.