Infoblox DDI Engineer

Insight Global is seeking a Secret Senior Infoblox DDI Engineer to sit at Fort Meade. This individual will serve as a senior-level engineer responsible for the design, implementation, migration, and ongoing support of enterprise DNS, DHCP, and IP Address Management (DDI) services utilizing the Infoblox platform. The ideal candidate will bring deep technical expertise across Infoblox Grid architecture, enterprise networking, routing, switching, and large-scale DNS/DHCP migrations. This role will play a critical part in supporting highly secure, mission-critical network environments, ensuring the reliability, scalability, and security of DDI services across multiple sites and network enclaves. The engineer will also provide leadership in migration planning, troubleshooting, automation initiatives, security hardening, and operational excellence while working closely with networking, security, and infrastructure teams.

• Active DoD Secret Clearance
• DoD IAT Level II Certification (Security+ CE or higher)
• Bachelor’s degree plus 8+ years of relevant experience (or Master’s plus 6+ years)
• Extensive hands-on Infoblox DDI engineering experience
• Deep expertise with DNS, DHCP, and IPAM administration and troubleshooting
• Experience with Infoblox Grid architecture (Grid Master, Grid Master Candidate, Grid Members, HA pairs)
• Enterprise-scale DNS and DHCP migration experience
• Experience migrating Microsoft DNS/DHCP to Infoblox or similar DDI platforms
• Strong routing and switching background
• Experience supporting BGP and OSPF routing protocols
• Knowledge of EIGRP (preferred but highly desired)
• Experience troubleshooting DNS resolution and DHCP assignment issues
• Strong understanding of VLANs, TCP/IP, DHCP relay, routing, segmentation, and high availability
• Experience with DHCP relay across multi-VRF and segmented environments
• Experience performing packet captures and protocol analysis
• Experience developing migration runbooks, implementation plans, rollback procedures, and cutover strategies
• Experience maintaining DNS, DHCP, IPAM, and network documentation
• Experience with STIG compliance, cybersecurity hardening, and vulnerability remediation
• Experience integrating Infoblox with Active Directory and enterprise infrastructure
• Strong written and verbal communication skills

Plusses:

• Infoblox Core DDI Certification or equivalent
• CCNP Enterprise or equivalent certification
• Python, Ansible, REST API, or Infoblox WAPI automation experience
• IPv6 and DHCPv6 experience
• Anycast DNS architecture experience
• Experience integrating DDI with NAC and identity-based networking
• Cloud and hybrid infrastructure integration experience
• Experience with Palo Alto, Aruba, Dell, or Brocade networking platforms
• Experience with Jira and Confluence
• DNS Security capabilities including DNSSEC, RPZ, and threat intelligence integrations
• PKI, NAC, monitoring platforms, and automation workflow integrations