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.
We are seeking a skilled Firewall Engineer to manage and maintain the organization’s firewall infrastructure, ensuring robust protection against unauthorized access and cyber threats. You will be responsible for configuring, optimizing, and troubleshooting firewall systems, as well as ensuring that network traffic is properly secured and monitored. Your expertise with leading firewall technologies like Checkpoint NGFW, Fortinet NGFW, and Tufin NSPM will be critical in protecting our network environment.
Key Responsibilities:
- Firewall Configuration & Management: Install, configure, and manage firewalls (specifically Checkpoint NGFW, Fortinet NGFW) to protect network traffic and prevent unauthorized access.
- Policy Creation & Enforcement: Develop, review, and enforce security policies on firewalls to ensure proper access control, segmentation, and traffic filtering.
- Traffic Monitoring & Analysis: Continuously monitor firewall logs and traffic patterns to detect anomalies, vulnerabilities, and potential threats.
- Optimization & Performance Tuning: Regularly optimize firewall configurations for performance, ensuring high availability and minimal latency.
- Incident Response: Respond to security incidents related to firewall misconfigurations or breaches, conduct investigations, and implement corrective actions.
- Tufin NSPM Management: Manage and configure Tufin NSPM for network security policy management, automating firewall rule management and enforcing consistent security policies across the network.
- Troubleshooting & Support: Troubleshoot firewall-related issues, provide support for network engineers and other IT teams, and resolve network security problems.
- Documentation & Reporting: Maintain accurate documentation of firewall configurations, network security policies, incidents, and remediation actions. Provide reports on firewall performance and security incidents.
Requirements:
- Bachelor’s degree in Computer Science, Network Engineering, Cybersecurity, or related field, or equivalent experience.
- 3-5 years of experience in firewall administration or network security.
- Hands-on experience with Checkpoint NGFW, Fortinet NGFW, and Tufin NSPM.
- Skills:
- Strong understanding of firewall technologies and network security principles.
- Experience configuring and managing Checkpoint NGFW and Fortinet NGFW devices.
- Familiarity with Tufin NSPM for managing network security policies and firewall rules.
- Knowledge of network protocols (TCP/IP, DNS, HTTP, HTTPS) and routing/switching concepts.
- Experience with firewall performance tuning, high availability configurations, and troubleshooting.
- Ability to identify and respond to security incidents and vulnerabilities.
- Good understanding of VPNs, IPS/IDS systems, and network traffic filtering.
- Strong problem-solving skills and the ability to work under pressure.
- Scripting skills (e.g., Python, Shell, PowerShell) for automation are a plus.
- Certifications (Preferred):
- Check Point Certified Security Administrator (CCSA) or Check Point Certified Security Expert (CCSE).
- Fortinet Network Security Expert (NSE) certification.
- Certified Network Defender (CND) or Certified Information Systems Security Professional (CISSP).
- Experience with Tufin certifications is a plus.