Cisco

Senior Software Engineer, DNS

Cisco
Apply
1 month ago
Durham, NC, USASenior
H1B sponsor

Base Salary

$139k - $204k/yr

Responsibilities

  • Design, build, and evolve enterprise DNS architecture spanning authoritative and recursive DNS.
  • Automate DNS provisioning, configuration management, validation, monitoring, and recovery using infrastructure-as-code frameworks.
  • Troubleshoot complex DNS, networking, distributed-systems, caching, delegation, and integration issues through global Tier 3 support.
  • Improve the reliability, performance, security, and maintainability of critical DNS services at scale.
  • Collaborate with software, network, cloud, and security teams on resilient DNS solutions and platform changes.

Requirements

  • Bachelor’s degree with 6+ years or master’s degree with 4+ years of experience in software development, systems engineering, or cloud/platform engineering.
  • Experience designing, implementing, or operating authoritative and recursive DNS, delegation, forwarding, caching, and DNS record behavior.
  • Experience developing infrastructure automation with Python and tools such as Ansible, Terraform, or equivalent infrastructure-as-code technologies.
  • Experience administering Linux environments and diagnosing DNS, networking, and distributed-systems issues.
  • Experience using AI-assisted tools to automate routine tasks, support troubleshooting, and improve engineering workflows.
  • Preferred experience with DNSSEC, GSLB, Anycast DNS, hybrid cloud DNS, IPAM, DHCP, cloud networking, and platform automation.
  • Preferred familiarity with Kubernetes CoreDNS, CI/CD, policy-based automation, and engineering validation frameworks.
  • Experience in regulated, security-sensitive, or large enterprise environments is preferred.
  • Must be a U.S. citizen working on U.S. soil.

Benefits

  • Medical, dental, and vision insurance, a 401(k) plan with Cisco matching contributions, paid parental leave, disability coverage, and basic life insurance.
  • Eligibility for Cisco restricted stock unit grants and annual bonuses for non-sales roles.
  • Paid holidays, birthday leave, year-end shutdown, personal wellness days, vacation or flexible time off, sick time, family emergency leave, and optional volunteer days.

Categories

Cisco

About Cisco

10,000+ employees

Cisco designs and sells networking, security, and collaboration platforms for enterprises, service providers, and governments, spanning routers and switches, Wi‑Fi, firewalls, zero‑trust, observability, and cloud-managed IT (Meraki) plus Webex. Its business model mixes hardware, software subscriptions, and support/consulting services. Founded in 1984 and headquartered in San Jose, California, Cisco is a public company traded on Nasdaq and serves customers across data centers, campuses, and service provider networks.

Contact me