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Network Security Engineer

Avatar Modern Techno Services Pte. Ltd.

D01 Marina, Raffles Place, People's Park, CecilPermanentS$8,000 – S$10,000/mo

Posted 14 Jul 2026

About this role

Position Summary We are seeking a highly skilled Network Security Engineer with Subject Matter Expert (SME)–level expertise in AlgoSec Security Management solutions. The ideal candidate will have expert-level hands-on experience with AlgoSec firewall automation and integration with multiple firewall platforms including Palo Alto, Check Point, Cisco FTD, and FortiGate. This role also requires strong hands-on expertise with enterprise firewalls and will be responsible for firewall rule migrations, automation, and Day 2 operations support in the Network Security domain. Key Responsibilities - Serve as SME for AlgoSec, including design, implementation, customization, and ongoing optimization. - Perform end-to-end firewall rule automation and policy management using AlgoSec. - Integrate AlgoSec with multiple firewall platforms such as Palo Alto, Check Point, Cisco FTD, and FortiGate. - Lead and execute firewall rule migrations between different firewall vendors. - Provide Day 2 operational support for network security infrastructure with a primary focus on firewalls. - Troubleshoot complex firewall and policy-related issues across heterogeneous environments. - Collaborate with network, cloud, and application teams to support secure connectivity requirements. - Ensure compliance with security policies, audit requirements, and industry best practices. - Create and maintain technical documentation, SOPs, and operational runbooks. Required Technical Skills - Expert-level hands-on experience with AlgoSec Firewall Analyzer, Fire Flow, and AppViz (or equivalent modules). - Strong hands-on expertise with Palo Alto and/or Check Point firewalls (SMElevel preferred). - Experience working with Cisco FTD and FortiGate firewalls. - Proven experience in firewall policy design, optimization, and cleanup. - Strong understanding of network security concepts including ACLs, NAT, VPNs, and routing. - Experience with firewall rule migration projects across multiple vendors. - Familiarity with automation, APIs, and integration with ITSM tools is a plus. Preferred Qualifications - Industry certifications such as PCNSE,PCCSE, CCNP Security, Fortinet NSE, or AlgoSec certification. - Experience supporting large enterprise or service provider environments. - Exposure to cloud security platforms and hybrid network environments. - Strong analytical, troubleshooting, and problem-solving skills. Soft Skills - Strong communication and stakeholder management skills. - Ability to work independently and lead technical initiatives. - Detail-oriented with a strong focus on operational excellence and security compliance.

What they're looking for

Troubleshootingfirewall softwareEnterprise ServicesCollaboration

About Avatar Modern Techno Services Pte. Ltd.

Industry: Administrative & support services

Frequently asked questions

What does a Network Security Engineer at Avatar Modern Techno Services Pte. Ltd. do?

Position Summary We are seeking a highly skilled Network Security Engineer with Subject Matter Expert (SME)–level expertise in AlgoSec Security Management solutions. The ideal candidate will have expert-level hands-on experience with AlgoSec firewall automation and integration with multiple firewall…

What skills does this Network Security Engineer role need?

Key skills for this role include Troubleshooting, firewall software, Enterprise Services, Collaboration.

How much does a Network Security Engineer at Avatar Modern Techno Services Pte. Ltd. pay?

This role lists a salary of S$8,000 – S$10,000 per month.

Is this Network Security Engineer role remote, hybrid, or on-site?

The listing is based in D01 Marina, Raffles Place, People's Park, Cecil. Check the posting for remote or hybrid options.

How do I apply for this Network Security Engineer role?

You can apply directly on Avatar Modern Techno Services Pte. Ltd.'s careers page. ApplyLah can tailor your résumé and cover letter to this exact role in seconds first.