DNS Infrastructure Specialist

5 days ago


Pasig, National Capital Region, Philippines Optum Full time
Job Overview

As a DNS Infrastructure Specialist at Optum, you will play a critical role in ensuring the seamless operation of our network infrastructure. We are seeking an experienced professional to manage our DNS systems, providing operational and sustainment activities for ongoing support.

Main Responsibilities
  • Manage DNS systems, upgrade systems as required, and provide ongoing support activities.
  • Resolve complex DNS network problems and operate enterprise servers.
  • Perform DNS administration, including Linux, VMWare, and other OS admin and maintenance.
  • Install, configure, and maintain DNS network services, equipment, and devices.
  • Assist in providing support for network security.
  • Provide telephone, email, or remote access solutions to day-to-day DNS issues.
  • Support the DNS team in meeting key performance indicators and metrics.
  • ServiceNow Queue Management.
  • Ensure timely SLA process through which INC, CTASK, and CHG work is assigned and completed.
Requirements
  • Minimum 3 years of experience in networking, switching, and firewall environments.
  • Minimum 3 years of experience with DNS technologies.
  • Thorough knowledge of networking essentials.
  • Knowledge of modern LAN/WAN solutions, including IP networking - MPLS, QOS, SONET/SDH optical solutions, and serial communications.


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