Calix Inc.

Sr. Sales Engineer - South West

US-TX-Dallas | US-TX-Dallas
Job ID
Position Type
Full Time


We at Calix wake up every day and think about one thing – the best way to connect the device-enabled subscriber and the cloud-enhanced Internet of Everything. It’s a noble cause, and one that we share with a finite group of communications service providers (CSPs) around the world whose networks and software define the broadband experience of subscribers everywhere. As the leading provider of innovative communications software, systems, and services to these CSPs, our role is to provide the vision, the insights, and the solutions to enable them to be the service provider of choice to their subscribers. This formula has worked. As Calix Software Defined Access and Calix Cloud innovations and value-added services enable our customers to transform their businesses and be the winning CSPs of tomorrow, they reward us with double-digit growth and extraordinary loyalty. It’s a virtuous cycle, and as a half-billion dollar start-up, it’s one that is just getting started. Do you share our passion and want to learn more?


This Senior Sales Engineer will be focused on providing world class pre-sales customer engagement, influencing our present and future customers and offering world class technical sales support for Calix’s growing list of large telecommunications operators across the globe.  


This position is responsible for pre-sales technical engagement with the customer, VAR's, product and technical presentations, including network design.   This will require strong capabilities to interact and influence senior technical staff and management within Calix’s telecommunications operator customers.  This role also involves demonstration of Calix’s product capabilities, and assistance with lab and field trials. Candidate should have a strong technical background and knowledge of telecommunications Voice, Data, and Video networking. Strong interpersonal skills, proven track record of synthesizing and interpreting complex issues into solutions and ability to effectively work with multiple audiences and levels across organizations are required.


  • Pre and Post Sales technical support of Calix’s network solution
  • Assist in the preparation of responses to RFPs
  • Prepare system quotes for customers
  • Make technical sales-oriented presentations to customer's technical staff and senior management
  • Assist customers and resellers in configuring and testing products and networks in lab and field trials
  • Provide expertise on technical issues or specific network architectures and applications
  • Work with customers and resellers to design and architect network solutions to their access applications needs
  • Conduct technical customer training sessions
  • Assist in the development of Calix's international business
  • Influences others decisions and adept at simplifying for others our Calix technology.
  • Deep understanding of the product portfolio to understand best solution.
  • Thought leader and influencer who is fluent Calix technologies
  • Mentor and counsel to Calix colleagues and fanatics


  • BSEE/BSCS desired

  • Up to 80% approximate domestic travel

  • 7+ years’ experience in telecommunications 

  • Experience partnering with teams cross functionally with in depth product knowledge for continuous improvement on education of products and demos

  • Excellent and effective presentation, written communication and public speaking skills are required

  • Deep understanding of Layer 2 and Layer 3 Access/Edge networking technologies

  • Experience with Fiber and Copper based Access systems

  • Working knowledge of Subscriber Management, BRAS, or BNG systems

  • Expertise with Software Defined Networking (SDN) and industry open networking efforts



  • Texas - Dallas, Houston, Austin, San Antonio
  • Oklahoma - Oklahoma City, Tulsa
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