Hema Darshana V S
Senior Systems Engineer
Coimbatore,
Summary
Dedicated IT professional with one year of experience as Senior Systems Engineer at Cognizant Technology Solutions. Skilled in troubleshooting, technical support, and IT service management, with growing expertise in Python, SQL, and data analytics. Seeking to transition into an Entry-Level Data Scientist / Data Analyst role to leverage analytical skills, technical knowledge, and problem-solving abilities for data-driven decision-making.
Overview
2
2
years of professional experience
4
4
Certifications
Work History
Senior Systems Engineer
Cognizant Technology Solutions, CTS
12.2024 - Current
- Provided first-line technical support and assistance to end users, addressing IT-related issues and inquiries.
- Logged and tracked all support tickets, ensuring accurate documentation, and timely resolution of problems.
- Troubleshot hardware and software problems, performed diagnosis, and resolved technical issues to minimize downtime.
- Collaborated with other IT teams to escalate complex issues, and ensure prompt resolution.
- Maintained knowledge base articles and documentation to enhance self-service options, and facilitate efficient problem-solving.
- Delivered client-focused support to users from diverse communities and cultures across the globe.
- Ensured flawless communication (verbal and written) with clients, while applying sound technical knowledge.
- Worked flexibly in multiple rotational shifts to meet global support requirements.
AI &ML Intern
Null Class
08.2024 - 02.2025
- Compiled, cleaned and manipulated data for proper handling.
- Analyzed large datasets to identify trends and patterns in customer behaviors.
- Developed polished visualizations to share results of data analyses.
- Modeled predictions with feature selection algorithms.
- Improved data collection methods by designing surveys, polls and other instruments.
- Devised and deployed predictive models using machine learning algorithms to drive business decisions.
- Ran statistical analyses within software to process large datasets.
- Implemented randomized sampling techniques for optimized surveys.
- Applied loss functions and variance explanation techniques to compare performance metrics.
- Leveraged mathematical techniques to develop engineering and scientific solutions.
Data Science Intern
Shiash Info Solutions Private Limited
04.2024 - 06.2024
- Optimized machine learning models for improved prediction accuracy and performance.
- Developed custom algorithms to solve unique challenges in data analysis and modeling.
- Utilized programming languages such as Python or R extensively throughout the internship – applying relevant libraries and frameworks when appropriate.
- Created data visualization graphics, translating complex data sets into comprehensive visual representations.
Education
Bachelor of Engineering - Electronics & Communications Engineering
Sri Ramakrishna Institute of Technology
Coimbatore, India 04.2001 -
Higher Secondary School Certificate - HSC - Biology & Mathematics
St. Joseph's Matriculation Higher Secondary School
Coimbatore, India 04.2001 -
Secondary School Leaving Certificate - SSLC - Mathematics & Science
St. Joseph's Matriculation Higher Secondary School
Coimbatore, India 04.2001 -
Skills
IT Support & Systems: Hardware & Software troubleshooting, Incident Management, Windows/Linux/MacBook Administration, Infrastructure management
Programming : Python, SQL
Data Analysis: Excel (Pivot Tables, VLOOKUP, and Conditional Formatting)
Visualization Tools: Tableau, Power BI, Matplotlib, Seaborn
Databases: MySQL, PostgreSQL
Libraries: Pandas, NumPy, Scikit-learn, TensorFlow
Additional Skillsets : ServiceNow, Jupyter Notebook, Git/GitHub, MS Office Tools
Proficient in Communication - Written, Verbal, Spoken
Accomplishments
- Face Detection Models : Constructed a Data science project involving Machine learning, Image processing and Emotional analytics to create a Real-time application for Emotional detectors deploying 13 activities.
- Customer Churn Prediction : Developed a machine learning model using logistic regression and random forest to predict customer churn with 85% accuracy.
- Sentiment Analysis on Social Media Data : Built a natural language processing (NLP) pipeline using Python and NLTK to classify tweets into positive/negative sentiment.
- Sales Forecasting : Applied time-series analysis (ARIMA, Prophet) to forecast monthly sales, improving prediction accuracy by 20%.
- IT Ticket Analytics Dashboard : Designed a Power BI dashboard to analyze service desk ticket trends, reducing resolution time by identifying recurring issues.
Certification
Certified • Entry-level Data Analytics Professional , GOOGLE
Additional Information
- Demonstrated ability to transition from IT support to data‑driven problem solving, showcasing adaptability and continuous learning.
- Currently upskilling in Python, SQL, statistics, and Machine Learning with hands‑on portfolio projects to strengthen data science expertise.
- Highly disciplined and resilient, balancing full‑time IT responsibilities with structured self‑learning to prepare for data analyst/data scientist roles.
- Passionate about leveraging data to drive business insights and committed to building a career in analytics and data science.
- Strong client‑focused / Clear & effective communication skills : Having worked with diverse global teams and cultures in rotational shifts.
- Proven track record of documenting processes, creating dashboards with 100 % accuracy and applying analytical thinking to improve efficiency.
- Problem-solving mindset: Skilled at diagnosing & resolving complex IT issues within an ideal time frame into patterns and improved processes.
Timeline
Senior Systems Engineer
Cognizant Technology Solutions, CTS
12.2024 - Current
AI &ML Intern
Null Class
08.2024 - 02.2025
Data Science Intern
Shiash Info Solutions Private Limited
04.2024 - 06.2024
Certified • Entry-level Data Analytics Professional , GOOGLE
07-2023
Certified • Entry-level Statistician , Stanford University
06-2023
Certified • Digital Badge Holder ( Data Science Orientation ) , IBM
06-2023
Certified • Elite Certified Learner (IoT) , NPTEL
04-2023
Bachelor of Engineering - Electronics & Communications Engineering
Sri Ramakrishna Institute of Technology
04.2001 -
Higher Secondary School Certificate - HSC - Biology & Mathematics
St. Joseph's Matriculation Higher Secondary School
04.2001 -
Secondary School Leaving Certificate - SSLC - Mathematics & Science
St. Joseph's Matriculation Higher Secondary School
04.2001 -