Network Security Engineer
US$120,000 – US$150,000 / yr base salary
Posted 30 Sep 2026
Advertised as “Senior Network Security Engineer”
BranchFactor Summary
The original posting with the fluff stripped out
- Management level
- Individual contributor
- Employment
- Hybrid
- Contract
- Full-time
Compensation
| Base salary | US$120,000 – US$150,000 / yr |
|---|
Role speciality
Cloud NetworkingNetwork InfrastructureNetwork Security
Useful technologies
Akamai WAFAristaAWSAWS Direct ConnectAWS VPCBGPCCIECCNPCiscoCisco ASACISSPDifyF5FortiGateHSRPInfobloxIPSECN8NOSPFQoSTines
Preferred qualifications
CertificationsCCNP, CCIE, AWS Certified Advanced Networking, CISSP
Responsibilities:
- Act as Escalation Point of Contact: Serve as the primary Level 3 escalation point for resolving complex network infrastructure, routing, and security configuration issues across both on-premise Data Centers and AWS environments.
- Maintain Multi-Vendor Security & Perimeter Solutions: Responsible for the configuration, maintenance, and optimization of FortiGate Firewalls (On-Prem & AWS), Cisco ASA Firewalls, and Akamai WAF / Anti-DDoS solutions protecting core endpoints.
- Manage Core Network & Infrastructure Services: Identify and resolve network issues, bottlenecks, and vulnerabilities across Arista core/access switches, Cisco routers, F5 Load Balancers (LTM/GTM), and Infoblox (DNS/DHCP).
- Develop & Maintain Architecture Documentation: Develop and maintain comprehensive documentation on network topology, hybrid cloud designs, system security configurations, and operational SOPs.
- Bridge Infrastructure and DevOps (IaC): Bridge the gap between development and operations by embracing "Infrastructure as Code" (IaC) in close collaboration with DevOps teams to automate network deployments and security workflows.
- Integrate AI & Network Task Automation: Research and leverage automation/AI tools (e.g., Tines, n8n, Dify) for Security Orchestration or network task automation to improve operational efficiency.
- Provide Support During Non-Office Hours: Provide non-office hour escalation support whenever needed during major live cutovers or critical network emergencies.
Requirements:
- Relevant education in Computer Science, Information Systems, or a related technical discipline, or equivalent practical experience.
- Hands-on experience operating and troubleshooting production networks across on-premises data centers and AWS environments.
- Experience with firewall configuration, routing, switching, network security, and incident response.
- Working knowledge of relevant networking protocols, including BGP, OSPF, IPsec, HSRP, and QoS.
- Experience with hybrid-cloud networking, including AWS VPC networking and AWS Direct Connect.
- Ability to work independently, prioritize incidents effectively, and communicate clearly during operational issues.
Preferred qualifications:
- Experience with one or more of the following security and edge technologies: FortiGate, Cisco ASA, Akamai WAF, or anti-DDoS solutions.
- Experience with one or more of the following infrastructure technologies: Arista switches, Cisco routers, F5 LTM/GTM, or Infoblox DNS/DHCP.