Solutions Architect, Voice - London

The role

You will define how enterprises deploy AI agents into live voice and contact center environments. You will act as a trusted advisor to guide customers through voice deployment, SIP trunking, and contact center integration.

What you will do

• Partner with Account Executives to design voice deployment solutions.
• Translate diverse contact center environments into integration and deployment strategies.
• Design SIP integration approaches tailored to customer topology and security.
• Diagnose complex, multi-leg call flows at the packet level.
• Establish scalable pre-sales processes, deployment playbooks, and reference architectures.

Required qualifications

• 8–10+ years in customer-facing technical roles with a focus on voice, telephony, or contact center platforms.
• Deep fluency in enterprise contact center platforms such as Genesys, Amazon Connect, Cisco, or Google CCAI.
• Knowledge of SIP/telephony fundamentals including trunking, transfer semantics, codecs, SRTP, and DTMF.
• Hands-on experience with CPaaS infrastructure such as Twilio or Telnyx, including BYOC configuration and programmable voice.
• Success navigating ambiguous technical conversations with enterprise customers.
• Ability to engage diverse stakeholders from network engineers to CX and contact center leaders.

Nice to have

• 2+ years selling or architecting AI/ML or conversational voice solutions in enterprise environments.
• Experience in a high-growth startup building pre-sales practices.
• Hands-on packet-level SIP diagnostics experience (pcap analysis, Wireshark/Scapy).
• Familiarity with real-time speech stacks (STT/TTS), call recording and compliance patterns (SIPREC), and multi-leg call correlation.

Benefits

• Medical, Dental, and Vision benefits for you and your family
• Life Insurance and Disability Benefits
• Retirement Plan (e.g., 401K, pension)
• Parental Leave
• Fertility and family building benefits through Carrot
• Monthly stipend to support wellness, lifestyle, and work-life balance
• Daily lunches and snacks in the office
• Take what you need vacation policy
• 25 days of statutory leave for UK employees

About the company

Decagon is a conversational AI platform that enables enterprises to deploy AI agents across voice, chat, email, and SMS. The company is an in-office organization driven by values like Just Get It Done and The Polymath Principle.