Database Administrator - Bengaluru Only (m/f/d)

Shape the utilities market of the future with us!

At CUCULUS, we build intelligent digital solutions that help utilities become more efficient, sustainable, and future-ready. By joining our technology team, you’ll work on business-critical systems that power large-scale utility operations, contribute to high-impact projects, and collaborate with global teams across cloud and hybrid environments.

What is the role about?

As a Senior Database Administrator, you will be responsible for highly available, mission-critical database environments and ensure their availability, performance, security, resilience and recoverability.

You will

Administer and support Oracle 19c databases, including RAC and Data Guard.

Manage PostgreSQL databases across on-premise and cloud environments.

Administer and support ClickHouse database environments.

Support business-critical 24/7/365 production operations within defined SLAs.

Perform database performance tuning, SQL optimization and capacity planning.

Implement proactive database monitoring and health checks.

Plan and execute database migrations, upgrades and patching.

Maintain backup, restore and recovery strategies.

Support High Availability and Disaster Recovery environments.

Deploy and support database workloads on Kubernetes.

Troubleshoot database, Linux, storage, connectivity and performance issues.

Develop scripts and automation for recurring DBA activities.

Perform deep root-cause analysis for database-related incidents.

Support critical production incidents and customer escalations.

Maintain DBA procedures, runbooks and technical documentation.

Work closely with System Engineering, Support and Development teams.

We are always looking for support in the following areas

Your work will contribute directly to

Production database availability

Database reliability and resilience

Performance and scalability

Faster incident resolution

SLA fulfilment

Backup and recovery readiness

HA/DR readiness

Proactive monitoring

Automation and operational efficiency

Continuous improvement of database operations

Your Mission & Impact

Your mission is to ensure that our database platforms remain stable, performant, secure, scalable and recoverable.

You will take ownership of complex database issues from investigation through recovery and root-cause analysis while proactively identifying risks before they affect production systems or customers

Your Role at a Glance

We are looking for a Senior Database Administrator with strong expertise in Oracle, PostgreSQL and ClickHouse, backed by solid Linux, Kubernetes and cloud knowledge.

You will manage and support highly available, mission-critical production database environments across on-premises, cloud and hybrid platforms.

The role requires strong hands-on technical capability, independent troubleshooting, production ownership and the ability to support critical database incidents within strict SLAs.

Must-haves (to thrive in this role)

Strong hands-on experience with Oracle 19c, including

Oracle RAC

Data Guard

Database administration

Performance tuning

SQL optimization

Execution analysis

Backup and recovery

Capacity management

Patching

Upgrades

Migration

Security

High Availability

Disaster Recovery

PostgreSQL Administration

Strong production PostgreSQL administration, including

Installation and configuration

Database administration

Backup and restore

Replication

PITR

Recovery

Performance analysis

Query troubleshooting

Migration

Upgrades

Capacity management

Security

High Availability

ClickHouse Administration

Hands-on ClickHouse administration and operational support, including

Installation and configuration

Cluster operations

Query troubleshooting

Performance monitoring and tuning

Storage and capacity management

Backup and recovery

Replication

High Availability

Performance & Capacity Management

Monitor, analyse and optimize database performance, including

SQL/query optimization

Execution analysis

Database performance tuning

CPU and memory utilization

Storage utilization

Capacity planning

Connection/session analysis

Bottleneck identification

Storage growth

Database scalability

Proactively identify capacity and performance risks before they become production incidents.

Monitoring & Observability

Implement, maintain and continuously improve database monitoring and observability.

Experience with MONIT, Grafana, Prometheus or equivalent tools is expected.

Monitor

Database availability

Database health

Performance

Capacity

Storage

Connections and sessions

Replication

Backup status

HA/DR status

Logs

Alerts

Backup, Recovery & Disaster Recovery

Design, maintain and support reliable database backup and recovery capabilities, including

Backup strategies

Restore procedures

PITR

Replication

Recovery procedures

Recovery validation

Disaster Recovery

Failover/failback

Recovery testing

Production recovery

Linux Administration

Strong hands-on Linux administration and troubleshooting skills, including

Processes and services

CPU and memory

Disk and storage

File systems

Permissions

Networking

Logs

Security

Performance troubleshooting

The DBA should be able to determine whether a database issue originates from the database itself or from the underlying operating system, storage, infrastructure or network.

Kubernetes

Experience supporting databases in production Kubernetes environments, including

Pods

Services

Networking

Storage

Persistent volumes

Configuration

Monitoring

Logs

Database workload troubleshooting

Ability to deploy and support database workloads on Kubernetes.

Cloud & Infrastructure

Experience with

Oracle Cloud Infrastructure (OCI)

AWS and/or Azure

Cloud database services

RDS/PaaS database services

Cloud networking

Storage

Security

Access control

HA and multi-AZ concepts

Backup and recovery

Hybrid environments

Scripting & Automation

Experience with Shell/Bash, Python or equivalent scripting technologies.

Use automation to improve

Database health checks

Monitoring

Backup validation

Capacity checks

Diagnostics

Log col