Description
We are seeking an experienced Senior Engineer to join our team, focusing on Infoblox and DDI (DNS, DHCP, and IP Address Management) services. The successful candidate will have strong hands-on experience engineering, implementing, and troubleshooting enterprise network infrastructure supporting DDI services.
Responsibilities:
- Engineer, deploy, configure, and sustain Infoblox grid infrastructure
- Design and maintain enterprise DNS architecture
- Engineer and maintain enterprise DHCP services
- Design and maintain IPAM structure
- Perform Infoblox grid upgrades, patching, backup and restore, capacity planning, licensing, and lifecycle management
- Integrate Infoblox with Active Directory, network access control, automation platforms, and provisioning workflows via APIs and supported integrations
- Implement DNS security capabilities
- Engineer, configure, and implement enterprise routing and switching infrastructure supporting DDI services
- Support routing protocol configuration and troubleshooting
- Perform installation, modification, configuration, testing, and servicing of network equipment
- Provide senior-level troubleshooting for complex connectivity, name resolution, and address assignment issues
- Develop implementation plans, test and validation steps, rollback procedures, and change documentation for DDI and network changes
- Support DNS and DHCP migrations, consolidations, and namespace cleanup efforts
- Apply configuration hardening, STIG requirements, and vulnerability remediation to DDI appliances and network devices
- Maintain DDI architecture diagrams, namespace and address plans, zone and scope documentation, integration designs, backup and recovery procedures, troubleshooting guides, standard operating procedures, and as-built documentation
Requirements:
- Bachelor's degree with 8+ years of relevant experience, or a Master's degree with 6+ years of relevant experience
- Significant hands-on experience engineering, implementing, and troubleshooting enterprise network infrastructure supporting DNS, DHCP, and IP Address Management (DDI) services
- Working knowledge of enterprise routing protocols, including BGP and OSPF
- Strong working knowledge of DNS and DHCP, including DNS resolution, zone management, scope and range design, DHCP options, relay, failover, lease management, and troubleshooting
- Strong understanding of IPAM principles and practices
- Demonstrated experience performing enterprise-scale DNS and DHCP migrations
- Experience migrating DNS and DHCP services from legacy platforms, including Microsoft DNS/DHCP, to Infoblox or equivalent enterprise DDI platforms
- Hands-on experience with Infoblox Grid architecture
- Experience troubleshooting complex DNS resolution and DHCP address-assignment issues
- Experience with DNS architecture and operations
- Experience configuring and troubleshooting DHCP relay
- Experience validating DNS and DHCP data before migration
- Experience developing detailed migration runbooks, implementation plans, test procedures, validation criteria, and rollback procedures
- Experience performing post-migration validation of DDI services
- Experience supporting DDI services across multiple network enclaves, security zones, geographically distributed sites, or other complex enterprise network environments
- Experience with DNS/DHCP monitoring, alerting, capacity management, availability management, and operational health reporting
- Experience maintaining configuration baselines and as-built documentation for DNS, DHCP, IPAM, and Infoblox infrastructure
- Demonstrated ability to identify and resolve dependencies among DNS, DHCP, IPAM, Active Directory, routing and switching infrastructure, applications, identity services, and security controls
- Ability to analyze, reconcile, and remediate inaccurate or inconsistent DDI data and establish standards for maintaining DNS, DHCP, and IPAM data quality
- Experience developing and executing technical test plans with documented success criteria, validation evidence, defect tracking, remediation, and operational acceptance
- Experience supporting formal change-management processes
- Demonstrated troubleshooting experience using packet capture and protocol-analysis tools
- Hands-on experience with Infoblox and one or more enterprise networking technologies or platforms
- Experience with IPv6 addressing, DNS, and DHCPv6 in enterprise dual-stack or IPv6 migration environments is desirable
- Experience automating Infoblox provisioning and DDI data management using WAPI, REST APIs, Python, Ansible, or equivalent automation technologies
- Experience integrating Infoblox with enterprise services such as Active Directory, PKI, NAC, identity services, configuration-management platforms, monitoring systems, and automation workflows
- Experience applying cybersecurity hardening, vulnerability remediation, configuration baselines, and applicable DoD security requirements to DDI and supporting network infrastructure
- Strong written and verbal communication skills
- Current DoD IAT Level II certification or higher
- Active DoD Secret clearance
Preferred Qualifications:
- Infoblox certification and Cisco Certified Network Professional (CCNP) Enterprise or equivalent
- Experience with large-scale DNS/DHCP migrations, consolidations, or transitions from Microsoft DNS/DHCP to Infoblox
- Experience with Infoblox API, WAPI automation, or scripting with Python or Ansible to automate DDI provisioning and data hygiene
- Experience with anycast DNS delivery and distributed service architectures
- Experience integrating DDI with network access control, identity-based networking, and segmentation efforts
- Experience with IPv6 addressing, DNS, and DHCPv6 in enterprise environments
- Experience integrating enterprise networking and DDI with cloud infrastructure and hybrid connectivity
- Experience applying DISA STIGs, vulnerability remediation, and configuration hardening
- Experience with Jira, Confluence, or similar project and knowledge-management tools