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Date: Oct 4, 2017

Location: Framingham, MA, US, 01701

CenturyLink (NYSE: CTL) is a global communications and IT services company focused on connecting its customers to the power of the digital world. CenturyLink offers network and data systems management, big data analytics, managed security services, hosting, cloud, and IT consulting services. The company provides broadband, voice, video, advanced data and managed network services over a robust 265,000-route-mile U.S. fiber network and a 360,000-route-mile international transport network. Visit CenturyLink for more information.

Job Summary

The candidate will be working within an Agile development team and will be responsible for routing and switching protocol development for use in SDN-NFV environments. Development will combine multiple open source software implementations as well as internal implementations. The candidate must have excellent problem solving and communication skills, and must be self-motivated.

Job Description

  • C language coding at expert level
  • Implementation of new features and bug fixing for whitebox SOS switch/router
  • Implementation of new features and bug fixing for uBNG (Broadband Network Gateway)
  • New features and bug fixing in the areas of:
    • Routing and Switching protocols (such as BGP, OSPF, ISIS, STP, LDP, PIM, RSVP-TE)
    • Internal control plane communication protocols (such as OpenFlow, OVSDB, WS APIs)
    • Linux OS
    • Software Packet forwarding using DPDK
    • Hardware Packet forwarding control APIs (such as Broadcom SDK)
    • Managemement protocols and internal APIs for management



  • Minimum of 5 years experience with routing and switching protocol development
  • BGP and OSPF desirable
  • Minimum 5 years experience with development in a Linux environment required
  • Expert C language skills required
  • Knowledge and understanding of packet forwarding technology inluding Linux kernel,
  • DPDK, OVS desirable
  • Knowledge and understanding of network concepts including IP, Ethernet required
  • Experience with NFV development desirable
  • Development experience with management protocols and models including Yang, Netconf,
  • ReST desirable
  • Strong problem solving and communication skills required
  • Bachelor's degree with typically with 8+ years of experience, or 6+ years of experience with Master's Degree.


Bachelors or Equivalent

Masters or Equivalent

Alternate Location: US-Massachusetts-Framingham

Requisition #: 153213

This job may require successful completion of an online assessment. A brief description of the assessments can be viewed on our website at 

EEO Statement

We are committed to providing equal employment opportunities to all persons regardless of race, color, ancestry, citizenship, national origin, religion, veteran status, disability, genetic characteristic or information, age, gender, sexual orientation, gender identity, marital status, family status, pregnancy, or other legally protected status (collectively, “protected statuses”).  We do not tolerate unlawful discrimination in any employment decisions, including recruiting, hiring, compensation, promotion, benefits, discipline, termination, job assignments or training.


The above job definition information has been designed to indicate the general nature and level of work performed by employees within this classification. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities, and qualifications required of employees assigned to this job.  Job duties and responsibilities are subject to change based on changing business needs and conditions.

Nearest Major Market: Framingham
Nearest Secondary Market: Boston

Job Segment: Developer, Consulting, Software Engineer, Engineer, Cloud, Technology, Engineering

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