About the role
Calix Site Reliability Engineer 2026 is an entry-level SRE I opening at Calix, the company behind the Calix One cloud-first, AI-powered platform used by Communication Service Providers worldwide. As an SRE I, you will ensure production services remain available, scalable, and efficient on Google Cloud Platform, bridging development and operations through GitOps deployments, alert triage, and observability tooling.
The role follows a flexible hybrid model, requiring roughly 20 days per quarter in the Bangalore office, and is a strong entry point into cloud infrastructure and DevOps careers.
Key responsibilities
- Deploy, roll back, and manage containerized applications using ArgoCD/GitOps pipeline workflows.
- Act as first line of defense to investigate and resolve infrastructure, OS-level, application, and network alerts.
- Diagnose connectivity and latency issues across cloud VPCs and Kubernetes overlays.
- Diagnose OS bottlenecks including CPU throttling, memory leaks, and storage constraints on GKE worker nodes.
- Use AI-driven AIOps tools to interpret anomaly detections and root-cause insights.
- Participate in on-call rotations using Grafana dashboards to mitigate production issues.
Eligibility criteria
- Practical exposure to CI/CD, GitOps, and Git version control concepts.
- Foundational knowledge of networking layers (HTTP/S, DNS, TCP/UDP, IP routing, Kubernetes networking).
- Strong foundational knowledge of Linux internals, process management, and file systems.
- Familiarity with command-line diagnostic tools such as tcpdump, curl, dig, and traceroute.
- Basic scripting ability in Python, Bash, or Go is expected.
Selection process
Calix Site Reliability Engineer 2026 candidates typically go through a technical interview covering Linux fundamentals, networking, and troubleshooting scenarios, followed by a managerial and HR round. Offers are generally extended within 2–3 weeks of the final round.
Documents required
- Updated resume — build one free with our Resume Builder.
- Class X, XII, and degree marksheets.
- Government-issued photo ID.
- Passport-size photograph.
- Gap year or backlog clearance letter, if applicable.
Preparation tips from selected candidates
Candidates recommend revising Linux internals, the OSI networking model, and basic Kubernetes concepts before the Calix SRE interview — practice with our free aptitude tests. Run at least two timed mock interviews and prepare a confident 90-second self-introduction — see our self-introduction guide.
How to apply
Interested candidates can apply for Calix Site Reliability Engineer 2026 directly on the official Calix careers portal. Also browse more companies hiring freshers on YoHire.
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Apply on official portal →About Calix
Calix enables Communication Service Providers of all sizes to transform and future-proof their businesses through Calix One, a cloud-first, AI-powered platform delivering real-time data, automation, and actionable insights that simplify operations and accelerate innovation.