Senior Network Security Engineer - Singapore

Location: Singapore

Join Fortinet, a cybersecurity pioneer with over two decades of excellence, as we continue to shape the future of cybersecurity and redefine the intersection of networking and security. At Fortinet, our mission is to safeguard people, devices, and data everywhere. We are seeking an experienced network security engineer to build, operate, and scale our SASE architecture, encompassing both logical and physical infrastructure managed through Infrastructure as Code leveraging both Fortinet products and Linux (OpenStack) systems.

You'll work across network architecture, security operations, and automation-designing solutions, driving incident resolution, and implementing systemic improvements to prevent recurrence.

This role includes participation in a 24x7 NOC on-call rotation and requires some staffed weekend coverage.

As a Sire Reliability Engineer, you will:

• Maintain network architectures across datacenter environments (logical & physical)
• Build and optimize network monitoring and observability systems
• Develop automation to detect, mitigate, and remediate network events and solve problems
• Perform root cause analysis and drive issues to resolution
• Maintain documentation and operational consistency across the infrastructure
• Contribute to technical discussions and long-range capacity planning
• Provide support to internal teams as a top-tier escalation point for all production issues

We Are Looking For:

An insightful and influential collaborator to join our team. We encourage you to apply for this position if you have the following qualities:

Networking (8+ years)

• Expert-level hands-on experience with L2 switching, IP routing, and protocols (BGP, OSPF, MPLS, VRRP, STP, GRE, IPsec, SNMP)
• Large-scale BGP experience: public ASNs, peering, route arbitration, IRRs

Network Security (8+ years)

• Access control, threat management (vulnerabilities, malware, APTs, botnets)
• SSL inspection, content categorization, security/risk frameworks
• Fortinet product experience strongly preferred

Linux & Infrastructure (5+ years)

• Administration of RHEL/CentOS, Ubuntu
• Web servers, SQL databases, LDAP, etc.
• OpenStack experience a plus (RHOSP/RHOSO preferred)

General

• Strong troubleshooting instincts and documentation habits
• Comfortable working independently in a ticket queue environment
• Clear communicator who can context-switch between deep technical work and stakeholder updates

Nice to Have

• Cloud experience (AWS, GCP, Azure)
• Infrastructure-as-code tools (Terraform, Ansible)
• Load balancing and DDoS mitigation at scale
• Certifications: NSE7/8, CCIE R&S, RHCSA/RHCE

Why Join Us:

At Fortinet, we embrace diversity and inclusivity. We encourage applications from diverse backgrounds and identities. Explore our welcoming work environment designed for a rewarding career journey with an attractive Total Rewards package to support you with your overall health and financial well-being. Join us in bringing solutions that make a meaningful and lasting impact to our 660,000+ customers around the globe.

We will only notify shortlisted candidates.

Fortinet will not entertain any unsolicited resumes, please refrain from sending them to any Fortinet employees or Fortinet email aliases. Should any Agency submit any resumes to Fortinet, these resumes if considered, will be assumed to have been given by the Agency free of any related fees/charges.

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