MOHAMMAD SAJID ABBAS

System Engineer

TCS

Hyderabad

12.2021 - Current

Snowflake Security & Data Governance: Implemented Policy-Based Access Control (PBAC) in Snowflake by designing and applying dynamic row-level security, column masking policies, and data classification using tags; integrated access policies through TrustLogix for centralized visibility and enforcement.
Built and managed fine-grained data access controls by mapping user roles to region-specific access and masking sensitive fields like salaries; validated policy effectiveness via TrustLogix monitoring and audit tools.
Network Automation & Scripting: Successfully performed multiple MSRBS Node Builds (Router, GSM, LTE) using XML configuration and Shell scripting on Linux-based tools.
Automated the deployment and configuration processes through advanced Shell scripting, reducing manual efforts and minimizing errors.
Managed CI/CD pipelines for daily functional testing, rapidly identifying and resolving failures to ensure continuous integration stability.
Machine Learning & Data Science Initiatives: Developed a time series model using LSTM neural networks to predict seasonal patterns in support ticket volumes, significantly improving team resource planning.
Built a web scraper to extract text datasets from JIRA tickets for NLP tasks; developed a text generator from JIRA descriptions using Keras, NLTK, and Pandas.
Python Tool Development: Enhanced the Node Populator Python tool by implementing new features and classes for simulation in network management systems, improving tool functionality.
Real-Time Data Analytics: Analyzed eight months of Telangana Hyderabad AQI data; extracted actionable insights on pollution trends and visualized seasonal air quality variations using Pandas, SQL, and Matplotlib.
Projects: Emotion-Based Music Classification and Recommendation System: Achieved 96% accuracyin classifying songs into four emotional categories (happy, sad, calm, energetic) based on musical and lyrical features, enhancing music recommendation relevance and user satisfaction.