Software Engineer-Operating Systems

Role & responsibilities

Job Title

System Engineer / Linux & Database Support Engineer

Location

Bangalore (Work from office)

Role Summary

We are seeking a skilled professional with strong expertise in Operating Systems, SQL databases, and Linux environments to manage, maintain, and optimize system performance, database operations, and infrastructure reliability.

Key Responsibilities

Linux & OS Administration

• Install, configure, and maintain Linux servers (RedHat, CentOS, Ubuntu, etc.)
• Perform system monitoring, performance tuning, and troubleshooting
• Manage user access, file systems, permissions, and system security
• Handle OS-level patching, upgrades, and vulnerability fixes
• Monitor system logs and proactively resolve issues

Database (SQL) Management

• Write and optimize SQL queries (joins, indexing, procedures)
• Perform database monitoring, backup, and recovery operations
• Troubleshoot performance issues and optimize database performance
• Support database deployments, patches, and upgrades
• Work with relational databases like MySQL / PostgreSQL / SQL Server / Oracle

Application & Production Support

• Provide L2/L3 support for production issues
• Analyze logs and debug application/system issues
• Coordinate with developers and infrastructure teams for resolution
• Ensure high availability and uptime of systems

Automation & Scripting

• Develop shell scripts for automation (Bash/Shell scripting)
• Automate repetitive system and database tasks
• Improve operational efficiency through scripting

Monitoring & Incident Management

• Use monitoring tools (Nagios, Splunk, Prometheus, etc.)
• Respond to alerts and resolve incidents within SLA
• Participate in on-call rotations (if required)

Required Skills

Must-Have Skills:

• Strong knowledge of Linux/Unix operating systems
• Proficiency in SQL (queries, stored procedures, performance tuning)
• Experience in shell scripting (Bash)
• Understanding of OS concepts: memory, processes, threads, I/O, networking
• Hands-on troubleshooting skills

Good-to-Have Skills:

• Knowledge of cloud platforms (AWS/Azure/GCP)
• Exposure to DevOps tools (Docker, Kubernetes, CI/CD pipelines)
• Familiarity with ITIL processes (incident/change management)
• Experience with monitoring/logging tools
• Basic networking knowledge (TCP/IP, DNS, ports)

Preferred candidate profile

Immediate Joiner

All 5 days work from office

24*7 shift