Optimize and scale search applications and infrastructure ensuring reliable search experiences. Work at the intersection of search technology and performance engineering to enhance document understanding capabilities.
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DNS Operations Engineer
Posted via LinkedIn Recruiter (not a company profile)
Posted 5 days ago
About the role
- Seeking a DNS Operations Engineer (L2/L3 Support) to maintain enterprise DNS infrastructure across hybrid environments.
Responsibilities
- Provide L2/L3 operational support for enterprise DNS environments ensuring service availability and SLA adherence. Manage and support DNS platforms including InfoBlox, BIND, and Windows DNS. Troubleshoot and resolve DNS-related issues including resolution failures, latency concerns, connectivity issues, and routing dependencies. Work closely with Cisco network teams to diagnose network connectivity, routing, firewall, and infrastructure-related issues impacting DNS services. Create, modify, and manage DNS zones, records, delegations, and associated configurations for internal and external applications/services. Support and maintain hybrid DNS environments across on-premises and cloud infrastructures. Perform root cause analysis (RCA) for incidents and recurring issues and provide recommendations for long-term remediation. Participate in incident, problem, and change management activities using ServiceNow. Monitor and analyze DNS performance and operational metrics using monitoring and troubleshooting tools. Collaborate with application, cloud, infrastructure, and security teams to support enterprise service delivery. Support operational documentation, knowledge base creation, and process improvements.
Requirements
- 4–8 years of experience in DNS administration and support within enterprise environments. Strong hands-on experience with InfoBlox, BIND, Windows DNS. Experience troubleshooting DNS issues in large-scale environments. Strong understanding of TCP/IP, DNS architecture, routing concepts, load balancing, firewall dependencies. Experience supporting Cisco networking environments. Hands-on experience with troubleshooting tools: dig, nslookup, Splunk, Dynatrace. Experience with ServiceNow for incident and problem management workflows. Exposure to cloud DNS services and hybrid infrastructure environments. Strong analytical and troubleshooting abilities. Excellent communication and cross-functional collaboration skills.
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