Senior System Engineer - Technology System & Operations

Operational Support & Monitoring

• Perform daily operational support activities for applications and systems, ensuring smooth execution of scheduled operational processes. 
• Monitor application services, scheduled jobs, cron jobs, and system health to ensure uninterrupted service availability.
• Execute operational scripts, maintenance activities, and routine health checks as per operational procedures.
• Analyze applications, systems, and service logs to proactively identify operational issues and anomalies.

Incident Investigation & Troubleshooting

• Conduct initial investigation and diagnostics for production incidents and operational issues.
• Analyze application logs, Linux system behavior, and database-level information to identify root causes and determine resolution paths.
• Perform troubleshooting for Linux server, application, middleware, and database-related operational issues.
• Ensure timely escalation and coordination with relevant teams for critical incidents and production outages.

Linux Administration & Automation

• Demonstrate strong expertise in Linux system administration, server operations, and troubleshooting.
• Develop, maintain, and optimize Bash scripts for operational automation, monitoring, bulk activities, and maintenance tasks.
• Automate repetitive operational activities to improve efficiency and reduce manual intervention.
• Maintain operational scripts and automation workflows following standard practices.

Database & Query Management

• Investigate database-level issues impacting application or operational performance.
• Write, optimize, and troubleshoot advanced SQL queries for reporting, operational analysis, and issue resolution.
• Support data validation, reconciliation, and operational data analysis activities.

Cloud & Container Platform Support

• Manage and maintain AWS cloud services using AWS Console for operational administration and service monitoring.
• Monitor cloud resource utilization and support billing observation activities.
• Work with Docker and Kubernetes environments to support deployment integration and operational management.
• Assist in maintaining containerized application environments and operational stability.

Deployment & Project Support

• Coordinate deployment and release activities in collaboration with development and project teams.
• Support operational readiness for new projects, releases, and system changes.
• Collaborate with development teams using Bash, Python, and PHP to support automation initiatives and operational enhancements.
• Participate in implementation, testing, and post-deployment verification activities.

Documentation & Process Improvement

• Maintain operational documentation, troubleshooting guides, scripts, and standard operating procedures (SOPs).
• Contribute to knowledge sharing and continuous process improvement initiatives.
• Recommend operational improvements, automation opportunities, and service optimization strategies.

SKILLS REQUIREMENT: Technical skills / Competencies required:  Strong expertise in Linux system administration and troubleshooting. Hands-on experience with Bash scripting and operational automation. Knowledge of Python and PHP for automation or operational support activities. Strong understanding of cron jobs and server-side scheduling management. Advanced SQL query writing, query optimization, and database troubleshooting skills. Experience in application log analysis and issue diagnostics. Familiarity with AWS cloud services and AWS Console administration. Knowledge of Docker and Kubernetes container platforms. Understanding of deployment management and operational support processes. Familiarity with monitoring and observability tools such as Grafana, Kibana, or similar platforms. Understanding of production incident management and escalation handling.    Soft Skills required:  Strong analytical and problem-solving capability. Good communication and cross-functional coordination skills. Ability to work effectively under pressure and during critical incidents. Strong ownership, accountability, and proactive mindset. Team collaboration and stakeholder management capability. Good documentation and knowledge-sharing practices. Ability to manage multiple tasks and priorities simultaneously. Continuous learning and improvement mindset. Experience Required: Minimum 3–5 years of experience in System Operations, Application Support, Production Support, or related operational domains. Hands-on experience in Linux server administration and troubleshooting. Practical experience in scripting, automation, deployment support, and operational monitoring. Experience working with AWS cloud services, Docker, and Kubernetes environments. Experience in database operations, SQL query writing, and issue investigation. Other Requirements:  Strong sense of operational ownership and service reliability. Ability to respond quickly during production incidents and critical service disruptions. Strong adaptability to changing technologies and operational requirements. Experience in fintech, telecom, banking, or high-volume transactional environments will be considered an added advantage. Basic understanding of CI/CD processes and DevOps practices will be preferred.  

https://bdjobs.com/h/details/1492230

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