DNS Engineer

Position

DNS Engineer –
Location: WaynePA, Plano, TX, Charlotte, NC – Hybrid.
Duration: 6+ months CTH.

• Support and evolve enterprise DNS services that enable critical business applications across on‑prem, cloud, and hybrid environments.
• Focus on operational excellence, automation, resiliency, and modernization of the DNS platform (Blue Cat) ensuring highly available, secure, and scalable name resolution services.
• Operate in a high‑availability, enterprise‑scale environment.

• 3+ years of experience in DNS engineering or network infrastructure.
• Strong knowledge of DNS fundamentals (recursive vs. authoritative, resolution flow, zone design).
• Experience with enterprise DNS platforms (Blue Cat, Infoblox, BIND).
• Experience with automation (Python, REST APIs, Ansible, Terraform, etc.).
• Familiarity with TCP/IP networking, routing, and foundational network services (DHCP, IPAM).
• Experience troubleshooting complex infrastructure issues.
• Strong communication and collaboration skills.

• Exposure to cloud DNS services (AWS Route 53, Azure DNS, GCP DNS).
• Knowledge of DNS security concepts (DNSSEC, DDoS mitigation, threat detection).
• Experience supporting large‑scale, highly available environments.
• Understanding of enterprise change, incident, and problem management processes.

• Maintain enterprise DNS infrastructure.
• Ensure high availability, resiliency, and performance of DNS services.
• Manage DNS zones, records, and lifecycle across environments (on‑prem / cloud).
• Support incident response, root cause analysis, and problem management.
• Partner with network, security, and application teams to support business needs.

• Develop and enhance automation for DNS provisioning and lifecycle management.
• Integrate DNS services with infrastructure‑as‑code (IaC) tools and APIs.
• Identify and reduce manual processes and technical debt.
• Contribute to platform modernization initiatives (e.g., hybrid/cloud DNS architecture).

• Implement DNS security best practices (DNSSEC, logging, monitoring).
• Support vulnerability remediation and audit requirements.
• Partner with security teams on threat mitigation and risk reduction.

• Work closely with cross‑functional teams to enable application onboarding and migrations.
• Provide technical guidance and consultation to engineering partners.
• Participate in change management processes aligned to enterprise standards.