Say hello to opportunities.
It’s not every day that you consider starting a new career. We’re RingCentral, and we’re happy that someone as talented as you is considering this role. First, a little about us, we’re a $2 Billion annual revenue company with double digit Annual Recurring Revenue (ARR) and a $93 Billion market opportunity in UCaaS, Contact Center and AI-powered adjacencies. We invest more than $250 million annually to ensure our AI-enabled technology and platforms meet or exceed the needs of our customers.
RingSense AI is our proprietary AI solution. It’s designed to fit the business needs of our customers, orchestrated to be accurate and precise, and built on the same open platform principles we apply to our core software solutions.
We are seeking a Site Reliability Engineer to help operate and improve large scale communications infrastructure powering SIP based voice and media services.
Our platform handles high volumes of realtime sessions globally across distributed infrastructure. You would have the opportunity to work on an experienced team that operates across SIP signaling, media processing, networking, and infrastructure.
The team deploys, monitors, and troubleshoots distributed services while contributing to the observability and automation that keeps them reliable. The work is technically challenging and contributions to tooling and process have a real impact on how the platform operates.
Responsibilities
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
Preferred Experience
Knowledge of FoIP signaling flows, t.30/t.38 protocols, and related troubleshooting
Experience with message brokers, media routing, or session-state management in distributed systems
Operating large scale distributed systems across multiple regions
Familiarity with hybrid cloud/baremetal environments
Exposure to infrastructure automation tools such as Ansible or Terraform
Understanding of container networking and services exposure
Working knowledge of Kafka, Nginx, or similar distributed platform technologies
Experience managing systems designed to meet high availability targets (e.g. 99.999%+)
Operating within regulated or compliance-scoped environments (e.g. PCI-DSS)
Keeping current and using modern AI tooling safely and responsibly, without overreliance
What We Value
An SRE mindset focused on reliability, automation, and continuous improvement
Self starting engineers who take ownership and use available resources to resolve problems quickly
Proven experience operating production systems with a careful, methodical approach to changes
Strong collaboration and clear communication across distributed teams
Willingness to mentor peers and share knowledge across the organization
What You'll Get
An established SRE team where you'll grow alongside engineers who have operated these systems at scale for years
Real ownership where your ideas for tooling, automation, and process improvements can actually get implemented, not just filed away
Problems and projects that provide valuable experience: infrastructure migrations, multi-region failovers, carrier grade availability, realtime media at scale
A culture that invests in doing things right over doing things fast
What we offer:
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
RingCentral’s Engineering team works on high-complexity projects that set the standard for performance and reliability at massive scale. What kind of scale? Millions of users today and hundreds of millions tomorrow. This is your chance to help imagine, develop and deliver products that raise the technological bar, and power human connections. If you’re a talented, ambitious, creative thinker, RingCentral is the perfect environment to join a world class team and bring your ideas to life.
RingCentral’s work culture is the backbone of our success. And don’t just take our word for it: we are recognized as a Best Place to Work by Glassdoor, the Top Work Culture by Comparably and hold local BPTW awards in every major location. Bottom line: We are committed to hiring and retaining great people because we know you power our success.
About RingCentral
RingCentral, Inc. (NYSE: RNG) is a leading provider of business cloud communications and contact center solutions based on its powerful Message Video Phone™ (MVP™) global platform. More flexible and cost effective than legacy on-premises PBX and video conferencing systems that it replaces, RingCentral® empowers modern mobile and distributed workforces to communicate, collaborate, and connect via any mode, any device, and any location. RingCentral is headquartered in Belmont, California, and has offices around the world.
RingCentral is an equal opportunity employer that truly values diversity. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. We are committed to providing reasonable accommodations for individuals with disabilities during our application and interview process. If you require such accommodations, please click on the following link to learn more about how we can assist you.
If you are hired in Colorado, the compensation range for this position is between $94,850 and $135,500 for full-time employees, in addition to eligibility for variable pay, equity, and benefits. Benefits may include, but are not limited to, health and wellness, 401k, ESPP, vacation, parental leave, and more! The salary may vary depending on your location, skills, and experience.