Nishant Jaiswal
Aspiring Data Scientist
Noida
Summary
Dynamic IT professional with extensive hands-on experience in database monitoring, SQL query support, and incident management within enterprise environments. Proficient in SQL and Python, with a strong emphasis on data analysis, visualization, and predictive modeling. Actively pursuing advanced skills in data analytics and data science to transition into a data-driven role. Recognized for exceptional problem-solving abilities and a detail-oriented mindset honed through comprehensive IT support and database operations.
Overview
3
3
years of professional experience
Work History
IT Service Desk & Database Support (Velux Project)
HCLTech
03.2024 - 11.2025
Key Responsibilities:
- Monitored Microsoft SQL Server databases for uptime, performance, and backup job completion.
- Handled database-related ServiceNow tickets including user access, login issues, and query troubleshooting.
- Performed basic SQL operations (SELECT, INSERT, GRANT) and verified data consistency for business users.
- Assisted development teams with database connectivity and query performance validation in SSMS.
- Documented incident resolutions following ITIL processes and escalated major DB issues to L2/L3 teams.
Environment: SQL Server, SSMS, ServiceNow, Windows Server, Putty
System Engineer Trainee
Infosys Technologies
Mysore
08.2022 - 01.2023
I was assigned to a role in Data Warehouse Testing (DWT), where I am proficient in ETL using Informatica and database implementation within the Informatica suite in PowerCenter. This capability enables organizations to extract data from various sources, transform and clean it, and load it into a target system.
- Skilled in Python for data science. Strong foundation in data management and analysis, Proficiency in programming languages and tools used in the industry
- Skills learned: Python, DBMS, SQL, Agile Methodologies
Education
B.Tech/B.E. - Electronics and communication
Dayananda Sagar Academy of Technology And Management
Bengaluru, India08-2022
Skills
Interests
Swimming, Philomath, NEWS (Tech & Geo Politics)
Additional Information
Data Analyst & Data Science Course (Ongoing)
Private Tutoring – Online, India April 2025 – Present
• Learning key tools and concepts: Excel, SQL, Python, Pandas, NumPy, Power BI, and Statistics
• Exploring data visualization, data cleaning, and basic machine learning
• Practical projects with real-world datasets under mentor guidance
Timeline
IT Service Desk & Database Support (Velux Project)
HCLTech
03.2024 - 11.2025
System Engineer Trainee
Infosys Technologies
08.2022 - 01.2023
B.Tech/B.E. - Electronics and communication
Dayananda Sagar Academy of Technology And Management