1 day old

Lead Design Engineer – Internet Services DNS

Cox Communications
Atlanta, GA
  • Job Code
Company Cox Communications
Title: Lead Design Engineer – Internet Services DNS
JobID: 1714593
Category: Engineering
Industry: Cox Communications, Inc.
Job Type: Full-time


Cox Communications is searching for a Design Engineer IV – Inet Services DNS who will be responsible for being the primary architect for existing and future DNS implementations at Cox Communications. This role is expected to collaborate with boundary partners in other organizations to design best practice solutions, while incorporating the latest technology. This individual is also expected to attend DNS Standards based conferences and collaborate with peers in the industry, where appropriate. This position is intended to act as lead Architect for DNS Caching and Authoritative Infrastructure in service provider environment. This position will require expert level knowledge of DNS protocol and application. This position will require fluent level knowledge of Network, Load-balancing, Security, Sysadmin OS, and Data Center technologies to drive overall design for DNS platform.

Primary Responsibilities and Essential Functions:

  • Research and evaluate new DNS features that will provide improved functionality and efficiencies for the network.
  • Create and maintain DNS standards, policies and procedures
  • Design best practice solutions for performance, security, and stability.
  • Capacity planning and hardware sizing for future growth
  • Planning and designing disaster recovery and high availability for critical systems.
  • Troubleshooting of application, operating system and hardware problems.
  • Ability to interact and provide constructive engineering guidelines as well as provide business-oriented outlook and recommendations. Ability to analyze industry trends and develop services from cutting edge technology when it makes sound business sense.
  • Ability to apply logic and formulate business case to align and fund architectural and platform changes required.



  • 8+ years’ work experience supporting DNS Infrastructure in either an Operations or Engineering role
  • Effective written and verbal interpersonal communication skills.
  • Experienced at writing technical proposals and documentation.
  • Experience with Nominum DNS software would be a plus
  • Minimum of 8 years Linux system administration or system architecture experience.
  • Strong experience with building Linux based servers in a lab environment.
  • Script development with bash or other scripting languages is a plus.
  • Understanding of TCP/IP Networking including OSI Model and basic UNIX system level network troubleshooting skills
  • Experience in general computing functions and IC properties (i.e. Ternary CAM, DRAM, SRAM, NVRAM, CPU multi-threading, interrupts, CPU efficiency)
  • Experienced well-rounded Telecommunications Engineer. Ability to understand Physical and Data-link layer media properties and implications as they relate to network architecture (i.e. fiber optics, PSTN, HFC, DOCSIS, PON, RF, etc.)
  • Experienced in data communications and networking principles; standards (e.g., ANSI, IETF, IEEE, MPLS&FRF, Nyquist Sampling Theorem, Shannon Information Theorem)
  • Knowledge of the mathematics/physics of data network phenomena relating to network performance: response time, throughput, and availability.
  • Background in lab testing methodology and requirements



  • B.S. / M.S in Computer Science/Engineering
  • Experience with Nominum DNS software would be a plus
  • Familiarity with VMWare/VCloud, IPv6, advanced networking/security, and/or load balancing is a plus

About Cox Communications


Cox Communications is a broadband communications and entertainment company, providing advanced digital video, Internet, telephone and home security and automation services over its own nationwide IP network. Cox Business is a facilities-based provider of voice, video and data solutions for commercial customers, and Cox Media is a full-service provider of national and local cable spot and digital media advertising. Cox is known for its pioneering efforts in broadband, voice and commercial services, industry-leading customer care and its outstanding workplaces. Cox Communications, a wholly owned subsidiary of Cox Enterprises, is available at www.cox.com and www.coxmedia.com.

Organization: Cox Communications, Inc.

Primary Location: US-GA-Atlanta-6305 Peachtree Dunwoody Rd

Employee Status: Regular

Job Level: Individual Contributor

Shift: Day Job

Travel: No

Schedule: Full-time

Unposting Date: Ongoing


  • Engineering

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Lead Design Engineer – Internet Services DNS

Cox Communications
Atlanta, GA

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Cox Communications
Atlanta, GA

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