Who We Are:
At Bandwidth, we shape how the world connects. We're the global communications software company and Tier 1 network operator with global reach. The voice, messaging, and emergency services infrastructure behind the brands and apps you use every day.
Because we own the network we build on, the problems you'll solve here are bigger, more complex, and more impactful. And as communications shifts to AI, we're the infrastructure layer making it possible.
We call ourselves BANDmates because building something this big takes collaboration, different perspectives, and the freedom to bring your authentic self to the table.
We're experts who speak like humans. Ready to build what's next? #JoinTheBand
What We Are Looking For:
We are seeking a VoIP Engineer with a modern engineering mindset to join Bandwidth's Network Operations team. You possess expertise in SIP and carrier-grade environments, and are driven to maintain the highest levels of quality. This role is critical for ensuring reliable, secure SIP connectivity across multiple carrier platforms and enterprise environments.
What You'll Do:
- Carrier Interconnectivity: Test, deploy, and maintain SIP solutions with global carriers to ensure reliability, compliance, and optimal routing.
- System Integration: Collaborate with R&D teams to integrate SIP services from SBC edge to custom voice core.
- Maintain Voice Infrastructure: Deploy, Upgrade, and Maintain our Core Voice infrastructure, including our SBC’s and policy servers. Serve in an on-call rotation for urgent, high visibility issues.
- Work Automation: Build and implement scripts to reduce operational burden, replacing manual workflows.
- Documentation: Maintain "Documentation as Code," including SIP call flow diagrams, as well as troubleshooting and other functional procedures.
- Advanced Observability: Act as an escalation point for complex SIP/RTP problems. Use advanced tools like Empirix, Wireshark, SIPp, and HEPIC to analyze call flows and media streams
What You Need:
- Experience: 2-3 years of hands-on VoIP engineering experience, with a heavy emphasis on carrier-grade SIP environments.
- SIP Mastery: Expert-level knowledge of SIP signaling (INVITE, BYE, etc.), SDP negotiation, and RTP/RTCP.
- Scripting Toolkit: 1-3 years of proficiency in Python, Bash, Ansible, or Github for automating provisioning and troubleshooting workflows.
- VoIP Infrastructure: Hands-on experience with maintaining and upgrading traditional SBCs (i.e. Ribbon), along with familiarity with open-source technologies (e.g., Kamailio, OpenSIPS).
- Diagnostics: Proficiency with diagnostic tools such as Empirix, Wireshark, SIPP, sngrep, and Homer/HEP.
Bonus Points:
- Carrier Expertise: Direct experience with carrier-to-carrier SIP interconnects and carrier-grade voice network design.
- Routing & Databases: Experience with Least Cost Routing and complex routing logic.
- Voice Security: Familiarity with TLS, SRTP, and regulatory compliance including STIR/SHAKEN and E911.
- Virtualized Infrastructure: Experience deploying voice services in containerized or cloud-native environments.
- Networking: Solid knowledge of IP, DNS, and routing protocols.
The Whole Person Promise:
At Bandwidth, we’re pretty proud of our corporate culture, which is rooted in our “Whole Person Promise.” We promise all employees that they can have meaningful work AND a full life, and we provide a work environment geared toward enriching your body, mind, and spirit. How do we do that? Well…
- 100% company-paid Medical, Vision, & Dental coverage for you and your family with low deductibles and low out-of-pocket expenses.
- All new hires receive four weeks of PTO.
- PTO Embargo. When you take time off (of any kind!) you’re embargoed from working. Bandmates and managers are not allowed to interrupt your PTO – not even with email.
- Additional PTO can be earned throughout the year through volunteer hours and Bandwidth challenges.
- “Mahalo moments” program grants additional time off for life’s most important moments like graduations, buying a first home, getting married, wedding anniversaries (every five years), and the birth of a grandchild.
- 90-Minute Workout Lunches and unlimited meetings with our very own nutritionist.
Are you excited about the position and its responsibilities, but not sure if you’re 100% qualified? Do you feel you can work to help us crush the mission? If you answered ‘yes’ to both of these questions, we encourage you to apply! You won’t want to miss the opportunity to be a part of the BAND.
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Skills Required
- 2-3 years hands-on VoIP engineering experience in carrier-grade SIP environments
- Expert-level knowledge of SIP signaling (INVITE, BYE, etc.), SDP negotiation, and RTP/RTCP
- Proficiency with Python, Bash, Ansible, or GitHub for automation and provisioning (1-3 years)
- Hands-on experience maintaining and upgrading SBCs (e.g., Ribbon) and policy servers
- Familiarity with open-source SIP platforms (Kamailio, OpenSIPS)
- Proficiency with diagnostic tools: Empirix, Wireshark, SIPp/SIPP, sngrep, Homer/HEP
- Willingness to serve in an on-call rotation for urgent, high-visibility issues
- Maintain Documentation as Code, including SIP call flow diagrams and troubleshooting procedures
- Experience with carrier-to-carrier SIP interconnects and carrier-grade voice network design
- Experience with Least Cost Routing and complex routing logic
- Familiarity with TLS, SRTP, STIR/SHAKEN, and E911 regulatory compliance
- Experience deploying voice services in containerized or cloud-native environments
- Solid knowledge of IP, DNS, and routing protocols
Bandwidth Inc. Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Bandwidth Inc. and has not been reviewed or approved by Bandwidth Inc..
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Healthcare Strength — Health coverage is described as company‑paid for employees and families in U.S. locations, contributing to a standout benefits package.
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Leave & Time Off Breadth — Generous PTO, protected time away through a PTO embargo, extra Mahalo Moments days, and a dedicated volunteer day emphasize meaningful time off.
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Parental & Family Support — Paid parental leave, adoption assistance, and family‑oriented offerings such as onsite early‑childhood care at the Raleigh HQ reinforce a family‑friendly approach.
Bandwidth Inc. Insights
What We Do
Bandwidth is a software company that’s transforming the way people communicate and challenging the standards of old telecom. Together with our customers, we’re unlocking remarkable value, questioning the status quo, and helping people interact with technology and one another, oftentimes in ways they never dreamed possible. Haven’t heard of Bandwidth? You’ve probably used one of our products before. We power some of the most important communications technologies on the market today—names like Google, Skype and Ring Central to name a few. At Bandwidth, we’ve got a passion for doing things the other way—imagining what they could be and uncovering opportunities to take a new approach to create what should be. We’re out to disrupt the century-old rules of the telecom industry—and that means doing things differently in every area of our business. It’s in the way we treat our people, and how we create with our customers. Whether our engineering teams are crunching code during all-night hack-a-thons or our team members are competing in a Big Idea competition, we love to dive in and get our hands dirty. No idea at Bandwidth is too big or too small, and every voice gets a listen. Our folks have diverse backgrounds from all over the world. Crave innovation? We live for it. No one here is getting a blue ribbon for shaking their head and agreeing with the higher ups. At Bandwidth, we don’t hold back. We speak our minds, share our ideas—and let them soar. We think, we dream, we reimagine what’s possible…because we know that’s the only way we can unlock remarkable value. And that’s what really gets us fired up.
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