Operate and maintain Linux based telephony and platform services in production
Troubleshoot SIP signaling and RTP media flows, including call routing, provisioning, registration, and signaling behavior
Diagnose issues across the network stack affecting realtime voice and media traffic, including analysis of packet and signaling flows
Deploy and administer Kubernetes services using Helm and GitOps workflows (e.g. CI/CD, FluxCD), including tracing and debugging configuration through layered rendering pipelines
Manage stateful and pinned workloads, including understanding of Kubernetes scheduling primitives such as taints, tolerations, and node affinity
Monitor systems and participate in on-call incident response for production infrastructure
Implement production changes using testing, rollback planning, and risk mitigation practices
Contribute to automation, observability, and operational tooling improvements
Coordinate with infrastructure, network, storage, and platform teams to resolve cross-domain issues and maintain highly available global services

Requirements

Strong background administering UNIX/Linux systems and troubleshooting via the command line
Solid grasp of TCP/IP networking fundamentals including routing, NAT, load balancing, and container networking
Experience supporting SIP based VoIP or realtime communications systems, with strong understanding of SIP proxies, applications, session border controllers, RTP media servers
Familiarity with Git based version control systems (e.g. GitLab) and common repository workflows
Experience deploying services using GitOps automation (e.g. FluxCD, CI/CD)
Skilled in analyzing network traffic using Wireshark, tcpdump, or similar tools
Comfortable working with observability platforms including Prometheus, Grafana, Loki, and the ELK stack
Hands on experience operating containerized platforms using Kubernetes, including interaction with the Kubernetes API, container registries, and Helm-based deployments
Working knowledge of persistent storage in Kubernetes (e.g. PVCs)
Experience operating infrastructure in AWS or GCP, including services such as S3, EC2, CloudFront, and certificate/secret management
Familiarity with change management processes and production change approval workflows
Experience automating operational tasks using Python or shell scripting

Benefits

Comprehensive medical, dental, vision, disability, life insurance
Health Savings Account (HSA), Flexible Spending Account (FSAs) and Commuter benefits
Voluntary supplemental health coverage and life insurance
401K match and ESPP
Paid time off and paid sick leave
Paid parental and pregnancy leave
Family-forming benefits (IVF, Preservation, Adoption etc.)
Emergency backup care (Child/Adult/Pets)
Employee Assistance Program (EAP) with counseling sessions available 24/7
Free legal services that provide legal advice, document creation and estate planning
Employee bonus referral program
Student loan refinancing assistance
Employee 1:1 coaching, perks and discounts program

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools

LinuxKubernetesSIPRTPGitOpsTCP/IPWiresharkPythonshell scriptingobservability

Soft Skills

troubleshootingincident responseautomationcoordinationrisk mitigation