Lintasarta is a leading Indonesian telecommunications and IT solutions provider, specializing in business-to-business (B2B) services. Founded in 1988, the company offers a wide range of services, including data communication, networking, cloud computing, and managed services. Lintasarta primarily focuses on providing end-to-end solutions for enterprises, government agencies, and other organizations, helping them with their digital transformation needs.

About The Role - We are looking for a Network Security Engineer to join our team and help protect our organization’s networks from cyber threats. You will be responsible for deploying, managing, and optimizing network security tools and technologies. This includes monitoring network traffic, responding to incidents, and implementing proactive security measures to ensure the safety of the network infrastructure.

Key Responsibilities:

• Network Security Management: Deploy, configure, and manage security solutions including Trend Micro IPS, Trend Micro NDR, F5 WAF/API Security, Cisco WSA Web Proxy, and Cisco Email Security.
• Threat Detection & Response: Monitor network traffic for suspicious activity, detect potential attacks, and respond promptly to mitigate risks.
• Incident Handling: Investigate network security incidents, perform root cause analysis, and coordinate with other teams for remediation.
• Policy Implementation: Develop and enforce network security policies and procedures to ensure compliance with industry standards.
• Vulnerability Management: Perform vulnerability assessments and patch management to address security weaknesses in the network.
• Optimization & Tuning: Continuously optimize and fine-tune security tools to improve detection accuracy and minimize false positives.
• Collaboration & Reporting: Work with cross-functional teams to enhance the overall security posture, and provide regular reports on network security performance.

Requirements:

• Bachelor’s degree in Computer Science, Cybersecurity, Network Engineering, or related field, or equivalent experience.
• 3-5 years of experience in network security or a similar role.
• Hands-on experience with Trend Micro IPS, Trend Micro NDR, F5 WAF/API Security, Cisco WSA Web Proxy, and Cisco Email Security.
• Skills:
• Strong knowledge of network security protocols, firewall management, and intrusion prevention systems (IPS).
• Experience with web application security, email security, and proxy management.
• Familiarity with threat detection systems like Trend Micro NDR and Trend Micro IPS.
• Understanding of network traffic analysis, vulnerability assessments, and incident response.
• Basic scripting skills (e.g., PowerShell, Python) for automation and security operations is a plus.
• Excellent communication skills for working with internal teams and providing incident updates.