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Network Security Engineer

3 weeks ago

Singapore NTT SINGAPORE PTE. LTD. Full time

**Responsibilities**
- Provide maintenance support for security systems and tools, including firewalls and other security technologies, as per the maintenance contract requirements
- Conduct security assessments and audits to identify vulnerabilities and provide recommendations for remediation
- Perform system upgrades, patches, and backups to ensure the security systems are up-to-date and running efficiently
- Provide incident response support, troubleshoot security incidents, and work closely with clients to resolve issues in a timely resolution
- Implement security policies, procedures, and standards to ensure compliance with relevant laws and regulations
- Collaborate with clients and stakeholders to ensure that security requirements are integrated into new projects and systems
- Provide internal training and support to the team as part of knowledge sharing.
- Participate in on-call standby rotation to provide 24/7 support for incidents
- Participate in regular operations review meetings, including operational issues, tickets review, etc

**Requirements**:

- **Singaporean**:

- This is an L3 Engineer role
- At least 5 years in network security preferably in a maintenance support role
- Knowledge in network and operating systems
- Knowledge in network routing, switching technologies and protocols
- Exposure in scripting languages and security tools
- Hands-on experience in firewall and VPN technologies such as Cisco ASA Firewall and VPN, Cisco ACS/ISE, Cisco ESA/SMA, Cisco WSA, Palo Alto firewalls, Checkpoint, Juniper, Fortinet firewalls, etc
- Strong analytical and problem-solving skills
- Excellent communication and interpersonal skills, with the ability to work effectively in a team environment
- Availability to work extended hours and participate in on-call standby rotation

**Preferred Requirements**
- CCNA certified