Preethi S
Bengaluru,Karnataka
Summary
Passionate, dedicated and results-driven IT Security Professional with over 2 years of specialized experience in the cybersecurity domain, complemented by 4+ years as a System Engineer in IT application development and maintenance. Demonstrated expertise in CrowdStrike and cybersecurity frameworks, and a deep understanding of cybersecurity best practices, with a strong focus on securing organizational data through robust security implementations, optimized network configurations, and maintainable, efficient code. Proven leadership capabilities as a Team Lead, successfully managing both small and large teams across diverse projects and applications. Adept at working independently from remote locations or within office environments, ensuring flexibility and reliability in dynamic work settings. Recognized as the trustable single point of contact (POC) for application maintenance, ensuring seamless availability and zero downtime during peak operational hours and for handling the entire organizational zone, consistently delivering high-impact solutions aligned with business demands and security standards. Skilled in executing production data fixes with precision and coordination, maintaining operational integrity and user satisfaction.
Overview
6
6
years of professional experience
1
1
Certification
Work History
IT SECURITY PROFESSIONAL
TEVA PHARMACEUTICAL
10.2023 - Current
- IT Security Professional with over 2 years of hands-on experience in cybersecurity, specializing in CrowdStrike and industry-standard security best practices.
- Proficient in testing and applying prevention policies, upgrading CrowdStrike sensor versions to mitigate vulnerabilities, and configuring RAID and sensor deployments for optimal performance.
- Experienced in ticket handling and cross-team support, ensuring secure and uninterrupted application operations.
- Adept at guiding teams in implementing best practices to safeguard data while maintaining high application availability and performance.
System Engineer
TCS (APPLE Client)
09.2019 - 07.2023
- Supported 15 high-priority, potential P0 applications, ensuring continuous availability and performance.
- Promoted to Team Lead within 3 years, managing a team of 9 associates and mentoring new joiners to become project-ready.
- Selected for onsite deployment, collaborating directly with the development team to streamline operations and deployments.
- Gained in-depth knowledge of application processes and workflows, becoming a go-to expert for critical systems.
- Served as the 24/7 Point of Contact (POC) for major applications, ensuring rapid response and resolution of issues.
- Conducted testing and implementation of prevention policies and latest EDR tool versions across appropriate environments, ensuring robust endpoint protection.
- Managed unit grouping, policy setup, and continuous monitoring to safeguard organizational environments effectively.
- Provided application vulnerability support, including ticket handling and resolution of RITMs, tasks, and problem tickets.
- Led the implementation and planning of organizational security policies, aligning with compliance and operational goals.
- Delivered end-user support for ServiceNow applications and handled critical P1/P0 incidents with timely resolution.
- Oversaw job scheduling, patching, upgrades, releases, and deployments, ensuring minimal downtime and operational continuity.
- Acted as a team lead, promoting productivity while supporting team members' well-being and adherence to project processes.
- Attended production calls, troubleshooting application issues, and coordinating with development teams for smooth deployments.
- Developed and maintained scripts for system maintenance, including patch installations, file system upkeep, and performance monitoring.
- Performed code debugging, bug fixing, documentation (SOPs), and managed activities like password changes, requirement analysis, and stakeholder communication.
- Demonstrated and secured approvals from higher authorities for environment changes, while preparing detailed documentation for future reference and audits.
- Tools & Technologies: CrowdStrike, Azure Defender for IoT, Azure VMs, CyberArk, IDM Systems, Neuron, Cyclops, Splunk, DREP, Hubble, Oracle DB, MongoDB, AppConfig, DevOps, GitHub, Eclipse
- Recognition & Awards: Business and client appreciation for timely issue resolution and bug fixes, Recognized for exceptional teamwork and maintenance leadership, Awarded for significant project contributions and service commitment
Education
Bachelor of Engineering - Computer science and engineering
South East Asian College of Engineering and Technology
07.2019
High School - undefined
Army Public School
03.2015
High School - undefined
Army Public School
03.2013
Skills
- Operating Systems
- Software
- Windows
- MAC
- C
- Java
- HTML
- JDBC
- SQL
- PEGA
- MS Excel
- Developing Self-Awareness
- Efficient Time Management
- Managing High Performers
- Time Management Fundamentals
- CrowdStrike
- Azure Defender for IoT
- Azure VMs
- CyberArk
- IDM Systems
- Neuron
- Cyclops
- Splunk
- DREP
- Hubble
- Oracle DB
- MongoDB
- AppConfig
- DevOps
- GitHub
- Eclipse
Certification
- LinkedIn, 2021-01-01
- CrowdStrike Falcon Administrator course (FALCON 200), Crowdstrike, 2024-01-01
Languages
Kannada
Telugu
Tamil
Hindi
Recognition And Awards
- Business and client appreciation for timely issue resolution and bug fixes
- Recognized for exceptional teamwork and maintenance leadership
- Awarded for significant project contributions and service commitment
Personal Information
- Title: IT Security Professional (Cyber Security)
- Date of Birth: October 28, 1997
- Gender: Female
- Nationality: India
Disclaimer
I, Preethi S, hereby declare that the information contained herein is true and correct to the best of my knowledge and belief.
Timeline
IT SECURITY PROFESSIONAL
TEVA PHARMACEUTICAL
10.2023 - Current
System Engineer
TCS (APPLE Client)
09.2019 - 07.2023
Bachelor of Engineering - Computer science and engineering
South East Asian College of Engineering and Technology
High School - undefined
Army Public School
High School - undefined
Army Public School