Telnyx is a next-generation Voice over IP (VoIP) provider based out of Chicago with a brand new office in Dublin. We’ve built a private network using a ‘software first’ approach by leveraging bleeding edge and open source software on top of all the major cloud service providers. We are focused on building a real-time communication platform for developers and application providers to easily integrate voice into their products. Telnyx is venture backed and one of the fastest growing startups in Chicago and Dublin.
As a member of the Telnyx Network Operation Center (NOC), you will deploy, monitor and maintain our network, as well as provide in-depth technical support to our customers and vendors. As the premiere supporter of our cloud-agnostic, containerized infrastructure and application portfolio, you will drive decisions and work streams across all aspects of network and telephony projects.
You will be a key member of a highly technical strike team, necessitating proficient verbal and written communication skills and a willingness to be available during specified after-hour timeframes for critical escalations and troubleshooting. The mission of the NOC team in Ireland is to provide 24/7 support for our network and customer facing applications. Furthermore, you will be deeply involved in the roll-out of our routing engines and network into core Internet hubs across the globe.
What we’re looking for:
  • Passionate about technology and problem solving within ultra-secure, latency sensitive, and high performance environments
  • Experience with VoIP and networking principles
  • Experience with Linux (basic programming and scripting is required)
  • Experience with ip/tcp/udp, routing protocols (bgp), ipv4/ipv6 address space and subnetting, data center and service provider environments
  • Experience with technical customer troubleshooting
  • Excellent written and verbal communication skills
What’s nice to have:
  • Experience with call signaling analysis
  • Familiarity with FreeBSD and Ubuntu
  • Familiarity with FreeSwitch
  • Familiarity with configuring and troubleshooting an IP PBX system such as Asterisk
  • Familiarity with tools such as SIPp, logstash, TCPdump, PCAP WireShark and VoIPMonitor
  • Experience with cloud networking in environments
  • CCNA, CCNP, or equivalent work experience
  • Degree in Computer Science, Electrical Engineering, Telecommunications Engineering, Network Engineering, or a related field


  • Highly competitive salary and bonus
  • Equity ownership in the company
  • Top notch laptop, dual monitors, Shure headphones, and Steelcase furniture
  • Healthy and delicious in-office meal options and a delivery laundry service
  • A personal budget to purchase books, attend conferences, and take relevant courses
  • Small, agile team that is dedicated to creating impact, continuous learning, and hard-work
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