JPMorgan Chase
Lead Infrastructure Engineer - DDI, IPv6
Columbus, OH · Full-time · Posted Sep 25, 2026
- Experience
- 5+ years of applied experience.
- Education
- Formal training or certification on Infrastructure engineering concepts.
About the job
Designs, operates, and improves enterprise DNS and IPv6 infrastructure, including architecture, troubleshooting, automation, and AI-assisted engineering workflows.
What you'll do
- Design resilient DNS architectures and IPv6 addressing, transition, and reverse-DNS delegation models.
- Operate and troubleshoot DNS and network services; automate recurring tasks and document designs and runbooks.
- Use authorized AI capabilities to support infrastructure analysis and documentation, validating outputs and protecting sensitive data.
What they ask for
- Formal training or certification in infrastructure engineering concepts and 5+ years of applied experience.
- Advanced DNS knowledge and IPv6 architecture fluency, including addressing, subnetting, and IPv6 reverse DNS delegation.
- Hands-on experience with Dual-Stack, NAT64, and DNS64; practical TCP/IP and BGP or OSPFv3 knowledge.
- Troubleshooting experience using dig and nslookup; experience with authorized AI capabilities and controlled change processes.
Nice to have
- Proficiency with Splunk, SevOne, ThousandEyes, or Grafana.
- Experience building operational dashboards and service health indicators.
Tools
DNS, IPv6, ip6.arpa, Dual-Stack, NAT64, DNS64, dig, nslookup
AI focus
Uses enterprise-authorized AI for infrastructure analysis, design documentation, and workflow support; validates recommendations and ensures security, sensitivity, resiliency, and auditability requirements are met.
Model-written summary · the original posting is authoritative