Contact Center Systems Engineer
Required skills
- Contact Center
- routing
- queues
- IVR
- voice
- chat
- task channels
- telephony
- network
Nice to have
- FreeSWITCH
- Kamailio
- OpenSIPS
- Asterisk
- open-source telephony
- Wireshark
Role summary
Seeking an experienced Contact Center Systems Engineer for a large-scale, global enterprise environment. This role involves production support and platform engineering for contact center routing, telephony troubleshooting, Linux systems, and integrations. Responsibilities include configuring routing strategies, IVR flows, troubleshooting production issues across voice, chat, and email channels, diagnosing voice quality and SIP/VoIP call flows, supporting number provisioning, and analyzing configurations for platform migration. The engineer will build and validate configurations in Linux, support migration and testing, integrate systems via REST APIs, participate in incident resolution, and create technical documentation.
About the Role
We are seeking an experienced Contact Center Systems Engineer to support a large-scale, global enterprise contact center environment.
This role combines production support and platform engineering, including contact center routing, telephony troubleshooting, Linux-based systems, integrations, and migration from an existing commercial platform to a next-generation platform built on open-source telephony technologies.
Key Responsibilities
- Configure and maintain routing strategies, queues, IVR flows, and agent targeting across voice, chat, email, and task channels
- Troubleshoot production issues across telephony, network, and application layers
- Diagnose voice quality issues including latency, jitter, packet loss, codecs, and media-path problems
- Troubleshoot SIP/VoIP call flows and routing logic
- Support number provisioning, porting, and regional routing
- Analyze existing contact center configurations and map them to a new platform architecture
- Build and validate configurations in Linux environments
- Support platform migration and feature-parity testing
- Integrate systems using REST APIs and webhooks
- Participate in production incident triage and resolution
- Create technical documentation, runbooks, and structured shift handovers
Required Qualifications
- 3+ years of hands-on experience with enterprise Contact Center platforms
- Experience with Genesys, NICE, Five9, Avaya, Cisco, or similar platforms
- Strong knowledge of SIP, RTP, and VoIP
- Experience troubleshooting call flows, routing logic, and media-path issues
- Networking knowledge including TCP/IP, DNS, routing, firewalls, and QoS
- Strong Linux skills including service configuration, log analysis, and command-line troubleshooting
- Scripting/programming experience with Python, JavaScript, or Bash
- Experience with REST APIs, webhooks, Git, and deployment workflows
- Experience supporting and troubleshooting production systems
Preferred Qualifications
- Experience with FreeSWITCH, Kamailio, OpenSIPS, Asterisk, or similar open-source telephony technologies
- Contact center platform migration experience
- Experience with Wireshark, sngrep, sipgrep, or HOMER
- Terraform or Ansible
- Splunk, Grafana, Prometheus, or Datadog
- SQL fundamentals
- Cyara or other automated voice-testing platforms
- Exposure to AI-enabled contact center capabilities such as virtual agents, intent-based routing, or speech analytics
- ITIL / ITSM familiarity
Education
Bachelor's degree in Computer Science, Information Systems, Telecommunications, or a related field, or equivalent practical experience.
Originally posted on Himalayas
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