Vignesh Krishnakumar
Data Analyst
Overview
4
4
years of professional experience
2
2
Certifications
Work History
EUC Cross-Functional Services (Insights Analyst) - (Contracted to Singapore Airlines)
Tata Consultancy Services (TCS)
08.2024 - Current
- Automated and optimized IT incident and service request management by using Excel scripts, Power Automate, and ServiceNow to cut manual effort by 60%, and target the removal of 500+ email-to-ticket conversions daily.
- Built and maintained interactive Power BI and ServiceNow dashboards for weekly, quarterly, and ad-hoc reporting, replacing static reports, and enabling data-driven decisions for stakeholders.
- Performed in-depth trend and Citrix incident analysis using Excel-based classification and analytics to pinpoint top incident drivers, and inform preventive maintenance and process improvement with cross-functional teams.
Security Deployment Lead
Tata Consultancy Services (TCS)
06.2023 - 12.2023
- Conducted compliance audits on over 300 systems, closing data security gaps and ensuring GDPR adherence.
- Managed user onboarding and offboarding with automated Excel validation, improving audit readiness.
- Oversaw role-based access controls and data governance reporting.
Assistant Systems Engineer – (Contracted to H&M)
Tata Consultancy Services (TCS)
11.2021 - 12.2023
- Developed Azure-based real-time monitoring dashboards, reducing incident response time by 20%.
- Analyzed ServiceNow operational data to identify inefficiencies and automated service request workflows.
- Collaborated within Agile sprints for ticket reviews, backlog prioritization, and performance tracking.
- Authored knowledge-based articles and updated SOPs, improving cross-team knowledge transfer.
Education
MSc - Data Analytics
Aston University
Birmingham, United Kingdom01-2025
B.Tech - Mechanical Engineering
SRM University
Chennai, India06-2021
Skills
- Python programming and data analysis tools, SQL
- Power BI and Excel analytics expertise
- Data analysis and predictive modeling
- Data analytics proficiency: Alteryx fundamentals
- Process management
Certification
Alteryx Essentials Certificate (2026)
Timeline
EUC Cross-Functional Services (Insights Analyst) - (Contracted to Singapore Airlines)
Tata Consultancy Services (TCS)
08.2024 - Current
Security Deployment Lead
Tata Consultancy Services (TCS)
06.2023 - 12.2023
Assistant Systems Engineer – (Contracted to H&M)
Tata Consultancy Services (TCS)
11.2021 - 12.2023
MSc - Data Analytics
Aston University
B.Tech - Mechanical Engineering
SRM University