SRE

About the Role

We are looking for a highly skilled site reliability engineer to manage and scale our on-premise payments infrastructure. You will work on onsite environment spanning virtual machines and containerized workloads on bare metal, ensuring high availability, security, and performance for mission-critical systems.

Key Responsibilities

• Operate and optimize virtualized environments (VMs) and containerized workloads (Docker on bare metal)
• Manage and scale middleware systems like:
• Nginx (traffic routing, reverse proxy, load balancing)
• Redis (caching, HA setup)
• Kafka (streaming, partitioning, fault tolerance)
• Build and maintain CI/CD pipelines using Jenkins
• Manage infrastructure and application configurations using Git-based version control
• Ensure high availability, resilience, and performance tuning across systems
• Work on Linux system administration (RHEL/CentOS/Ubuntu)
• Implement and maintain automation frameworks using:
• Ansible
• Shell scripting
• Manage and troubleshoot networking components:
• TCP/IP, DNS, Load balancing
• Firewalls, WAF policies
• Akamai
• Handle security and compliance requirements
• Maintain accurate inventory and asset management systems
• Participate in incident response, RCA, and system reliability improvements
• Collaborate with application, security, and DevOps teams

Required Skills & Qualifications

Core Infrastructure

• Strong hands-on experience with Linux system administration
• Experience managing on-prem data center environments
• Solid understanding of:
• Virtualization (VMware / KVM or similar)
• Bare metal provisioning

Containers & Middleware

• Experience running Docker in production (non-Kubernetes setups preferred)
• Strong operational knowledge of:
• Nginx
• Redis
• Kafka
• RDBMS
• Java

Observability, Alerting & Reliability

· Design and manage observability platforms:

o Elastic Stack (ELK)

o Grafana / Prometheus stack

· Build and maintain:

o Metrics, logs, and tracing pipelines

o Dashboards for system health and business KPIs

· Develop intelligent alerting strategies:

o Reduce noise (alert fatigue)

o Improve signal quality

· Build correlation mechanisms / alert aggregation systems to:

o Reduce MTTD (Mean Time to Detect)

o Reduce MTTR (Mean Time to Recover)

· Drive proactive monitoring and anomaly detection

· Lead incident response, debugging, and RCA with data-driven insights

CI/CD & Version Control

• Hands-on experience with:
• Git (branching strategies, code reviews, infra-as-code workflows)
• Jenkins (pipeline creation, build automation, deployment orchestration)

Networking & Security

• Good understanding of:
• Networking fundamentals (L3/L4 concepts)
• Firewalls and WAF (rule tuning, debugging)
• Experience handling secure production environments

Automation

• Hands-on experience with:
• Ansible
• Shell scripting (bash)

Operations

• Experience with:
• Monitoring, alerting, and logging systems
• Incident management & RCA
• Capacity planning

Preferred Qualifications (Good to Have)

• Experience in UPI / Payments domain
• Understanding of:
• High TPS systems
• Low latency architecture
• Exposure to:
• Ceph / SAN / storage systems
• HA/DR design patterns
• Knowledge of observability stacks (Prometheus, ELK, etc.)
• Experience working in regulated environments (PCI-DSS, RBI guidelines)

Pay: ₹600,000.00 - ₹1,700,000.00 per year

Work Location: In person