Informatica-Bigdata-Hive-Hadoop-UNIX(Production Support)

Key Responsibilities:

Production Support & Incident Management:

Provide L2/L3 support for Big Data and ETL applications
Monitor batch jobs, workflows, and data pipelines (24/7 support model if required)
Troubleshoot Informatica workflows, Hadoop/Hive jobs, and UNIX scripts
Perform root cause analysis (RCA) and ensure timely resolution of incidents
Track and resolve SLA breaches, P1/P2 incidents

ETL & Data Pipeline Support:

Support and maintain Informatica Power Center / IICS workflows
Debug ETL failures, data mismatches, and performance issues
Perform data validation and reconciliation across systems
Handle data ingestion and transformation pipelines

Big Data / Hadoop Ecosystem

Troubleshoot issues in:

Hadoop (HDFS, YARN)
Hive queries and performance tuning
Spark jobs (basic to intermediate exposure preferred)

Analyze logs, optimize queries, and ensure smooth data processing

Unix & Scripting:

Develop and support Shell scripts for automation
Analyze logs, manage file movements, job scheduling, and cron jobs
Automate repetitive support activities

Monitoring & Tools:

Work with scheduling tools:

Autosys / Control-M / Airflow

Use monitoring and ticketing tools:

Service Now / Jira

Proactively monitor systems and prevent failures

Performance & Optimization:

Identify bottlenecks in ETL and Big Data workloads:

Optimize Hive queries, partitioning, and indexing strategies
Improve job execution time and system stability

Stakeholder Coordination

Collaborate with:

Development teams
Business stakeholders
Infrastructure teams

Communicate status updates and incident reports clearly

Required Skills:

Core Technical Skills:

Informatica Power Center / IICS (strong exposure)
Hadoop ecosystem (HDFS, YARN, Map Reduce basics)
Hive (advanced querying & tuning)
UNIX/Linux + Shell scripting
SQL (advanced)

Production Support Skills:

Incident & problem management
RCA and debugging expertise
Batch monitoring and job scheduling
SLA-driven environment experience

• Primary skills:Process->Informatica, Bigdata, Production support,Unix,Hadoop,Hive

Education: MCA,MSc,MTech,Bachelor of Engineering,BCA,BSc,BTech

• Preferred skills: Foundational->Maintenance and Production Support process->Support Process
• Transition,Technology->Big Data->Big Data
• ALL,Technology->Data Management
• Data Integration->Informatica