Senior Network Security Engineer

As a Senior Network Security Engineer at Crypto.com, you serve as the primary escalation point for resolving complex network infrastructure and security issues across on-premises data centers and AWS environments. You maintain multi-vendor security solutions, manage core network services, and bridge infrastructure with DevOps teams through Infrastructure as Code practices.

What you'll do

• Act as the Level 3 escalation point for resolving complex network infrastructure, routing, and security configuration issues across on-premises data centers and AWS environments
• Configure, maintain, and optimize FortiGate Firewalls (on-premises and AWS), Cisco ASA Firewalls, and Akamai WAF / Anti-DDoS solutions protecting core endpoints
• Identify and resolve network issues, bottlenecks, and vulnerabilities across Arista core and access switches, Cisco routers, F5 Load Balancers (LTM/GTM), and Infoblox (DNS/DHCP)
• Develop and maintain comprehensive documentation on network topology, hybrid cloud designs, system security configurations, and operational SOPs
• Bridge development and operations by embracing Infrastructure as Code (IaC) in close collaboration with DevOps teams to automate network deployments and security workflows
• Research and leverage automation and AI tools such as Tines, n8n, and Dify for security orchestration and network task automation to improve operational efficiency
• Provide non-office hour escalation support during major live cutovers or critical network emergencies

What you bring

• 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 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

Nice to have

• 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
• CCNP, CCIE, AWS Certified Advanced Networking, CISSP, or equivalent practical experience
• Experience with Infrastructure as Code and network automation
• Experience with security-orchestration or workflow-automation tools such as Tines, n8n, or Dify
• Experience executing or supporting live data-center-to-AWS migration cutovers

What we offer

• Competitive salary
• Attractive annual leave entitlement including birthday and work anniversary
• 401(k) plan with employer match
• Eligible for company-sponsored group health, dental, vision, and life and disability insurance
• Flexible work hours and hybrid setup
• Internal mobility program offering career development opportunities

About Crypto.com

Founded in 2016, Crypto.com serves more than 150 million customers and is the world's fastest-growing global cryptocurrency platform. The company is committed to accelerating cryptocurrency adoption through security, privacy, and compliance, empowering builders, creators, and entrepreneurs to develop a fairer digital ecosystem.