Calix is hiring a Site Reliability Engineer I (SRE) to join its Cloud Platform Engineering team in Bangalore. This opportunity is ideal for engineers passionate about Cloud Computing, Kubernetes, Site Reliability Engineering (SRE), DevOps Automation, Linux Systems, Networking, and Production Operations.

As an SRE, you will help build, operate, and optimize highly available cloud platforms running on Google Cloud Platform (GCP). You will work with modern cloud-native technologies including Kubernetes (GKE), ArgoCD, GitOps workflows, Grafana Labs observability tools, AI-driven operations (AIOps), and infrastructure automation to ensure mission-critical services remain reliable, secure, and scalable.

This role provides excellent exposure to cloud operations, production engineering, infrastructure automation, distributed systems, incident management, and enterprise-scale platform reliability.

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About Calix

Calix is a global cloud and software platform company enabling Communication Service Providers (CSPs) to modernize broadband services through automation, artificial intelligence, cloud-native platforms, and advanced analytics.

Its flagship cloud platform, Calix One, helps organizations automate operations, improve customer experiences, optimize network performance, and accelerate digital transformation using AI-powered cloud technologies.

Working at Calix provides engineers with opportunities to contribute to large-scale cloud platforms serving millions of users worldwide.

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Key Responsibilities

Site Reliability Engineering

• Maintain highly available production cloud platforms
• Improve platform reliability, scalability, and operational efficiency
• Support production workloads running on Kubernetes
• Ensure service uptime and operational excellence
• Participate in reliability improvement initiatives

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GitOps & Continuous Deployment

• Deploy applications using GitOps methodologies
• Manage application lifecycle with ArgoCD
• Perform production deployments and rollbacks
• Maintain deployment pipelines and release processes
• Improve CI/CD automation workflows

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Google Cloud Platform Operations

• Support cloud-native infrastructure on Google Cloud Platform (GCP)
• Manage Kubernetes Engine (GKE) environments
• Troubleshoot cloud infrastructure issues
• Optimize cloud resource utilization
• Support scalable production environments

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Kubernetes Administration

• Deploy and manage containerized workloads
• Monitor Kubernetes clusters
• Troubleshoot Pod networking and cluster issues
• Optimize container orchestration
• Support scalable microservices architectures

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Incident Management & Production Support

• Investigate infrastructure alerts
• Perform root cause analysis (RCA)
• Resolve production incidents
• Participate in on-call support rotations
• Reduce recurring operational issues through automation

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Monitoring & Observability

• Monitor infrastructure using Grafana
• Work with Prometheus, Loki, Tempo, and Mimir
• Analyze metrics, logs, traces, and dashboards
• Improve monitoring coverage and alert quality
• Enhance platform observability

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Linux System Administration

• Troubleshoot Linux operating systems
• Analyze CPU, memory, storage, and kernel issues
• Manage operating system performance
• Investigate process and filesystem bottlenecks
• Support production server environments

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Network Troubleshooting

• Diagnose DNS, HTTP, HTTPS, TCP/IP, SSL/TLS, and routing issues
• Troubleshoot Kubernetes networking
• Investigate latency and connectivity problems
• Analyze application communication across cloud infrastructure
• Resolve networking incidents affecting production workloads

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Automation Engineering

• Develop automation scripts using Python, Bash, or Go
• Reduce manual operational tasks
• Improve deployment automation
• Build operational tooling
• Enhance engineering productivity

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AI-Driven Operations (AIOps)

• Utilize AI-assisted operational tools
• Analyze anomaly detection insights
• Perform intelligent event correlation
• Improve incident response efficiency
• Support proactive infrastructure management

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Technologies You'll Work With

Cloud Platform

• Google Cloud Platform (GCP)
• Google Kubernetes Engine (GKE)

DevOps & GitOps

• ArgoCD
• Git
• GitOps
• CI/CD Pipelines

Container Technologies

• Kubernetes
• Docker
• Containerized Applications

Observability Stack

• Grafana
• Prometheus
• Loki
• Tempo
• Mimir

Programming & Automation

• Python
• Bash
• Go

Linux & Networking

• Linux
• DNS
• HTTP/HTTPS
• TCP/IP
• SSL/TLS
• gRPC
• VPC Networking

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Required Skills

• Strong understanding of Linux administration
• Knowledge of Kubernetes fundamentals
• Familiarity with Google Cloud Platform (GCP)
• Experience with Git and GitOps workflows
• Understanding of CI/CD concepts
• Networking fundamentals including DNS, HTTP, TCP/IP, and SSL
• Experience using monitoring and observability tools
• Scripting skills using Python, Bash, or Go
• Strong troubleshooting and analytical abilities
• Excellent communication and collaboration skills

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Preferred Skills

• Experience with ArgoCD
• Knowledge of Grafana Labs ecosystem
• Understanding of Prometheus and Loki
• Familiarity with AIOps concepts
• Experience with distributed systems
• Cloud-native application deployment
• Container orchestration knowledge
• Production support experience

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What You Will Learn

During this role, you will gain expertise in:

• Site Reliability Engineering (SRE)
• Google Cloud Platform (GCP)
• Kubernetes Administration
• GitOps Deployment Strategies
• Cloud Infrastructure Management
• Linux Performance Engineering
• Cloud Monitoring & Observability
• AI-Driven Operations (AIOps)
• Incident Response & Root Cause Analysis
• Distributed Systems Architecture
• Infrastructure Automation
• Production Operations Engineering

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Career Growth Opportunities

This role opens career paths including:

• Senior Site Reliability Engineer
• Cloud Platform Engineer
• DevOps Engineer
• Cloud Infrastructure Engineer
• Kubernetes Engineer
• Platform Engineer
• Production Engineer
• Cloud Operations Engineer
• Infrastructure Automation Engineer
• Principal SRE
• Cloud Solutions Architect

These positions are among the highest-paying and fastest-growing careers in cloud computing and platform engineering.

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Why Join Calix?

• Work on enterprise-scale cloud platforms
• Gain hands-on experience with Google Cloud Platform
• Build expertise in Kubernetes and GitOps
• Learn modern Site Reliability Engineering practices
• Work with AI-powered cloud operations
• Exposure to enterprise observability platforms
• Hybrid work model with excellent work-life balance
• Strong learning, mentorship, and career advancement opportunities

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Ideal Candidate

This opportunity is perfect for engineers passionate about Cloud Computing, Google Cloud Platform (GCP), Kubernetes, Linux Administration, Networking, GitOps, Infrastructure Automation, and Site Reliability Engineering. If you enjoy solving complex production challenges, automating operations, and building highly reliable cloud platforms, Calix offers an excellent environment to accelerate your cloud engineering career.