MANIDEEPTHI S
Cybersecurity Analyst
Summary
Cybersecurity professional with 5+ years of experience across Security Operations, Incident Response, Cloud Security, and Data Compliance. Proven expertise in monitoring, analyzing, and responding to security incidents using Splunk, QRadar, and ServiceNow (SNOW), with hands-on experience in IDS, EDR, and SIEM tools. Skilled in conducting Cyber Kill Chain and MITRE ATT&CK analyses, performing root cause investigations, and coordinating with Incident Response, Forensics, and third-party teams to mitigate risks. Experienced in developing and maintaining ATO documentation, cloud security configurations in AWS and Azure, and continuous monitoring aligned with NIST and FISMA standards. Adept at enhancing cyber awareness, implementing security controls, and mentoring junior analysts, contributing to improved organizational security posture and operational resilience.
Overview
7
7
years of professional experience
3
3
Certifications
1
1
Language
Work History
Cybersecurity & Data Compliance Intern
Wiki Charities
09.2025 - Current
- Monitored real-time alerts and logs in Splunk and QRadar to detect, analyze, and escalate cybersecurity incidents, reducing false positives by 35%.
- Developed and maintained ATO documentation, including SSPs, POA&Ms, and SARs, in compliance with NIST RMF and FISMA requirements.
- Managed daily log reviews and performed anomaly detection on endpoints and network traffic using EDR tools and Wireshark.
- Conducted root cause analysis for Tier 1 and Tier 2 incidents, documenting findings and coordinating remediation with relevant teams.
- Led tabletop exercises and cyber incident simulations to validate incident response readiness and business continuity processes.
- Coordinated third-party risk assessments and vendor reviews, ensuring adherence to internal and federal cybersecurity standards.
- Contributed to cloud security assessments and configurations in AWS and Azure environments, ensuring adherence to hardened security baselines.
- Applied continuous monitoring techniques aligned with NIST SP 800-137 to maintain system security post-Authorization to Operate (ATO).
- Conducted internal audits and risk assessments, identifying areas for improvement and implementing necessary corrective actions.
Security Analyst
Tata Consultancy Services (TCS)
07.2019 - 07.2023
- Monitored SOC inbox, incident queues on ServiceNow (SNOW), and alerts on Splunk ES, ensuring timely investigation and resolution of security events.
- Conducted in-depth analyses of Splunk dashboards for endpoints, applications, malware, DLP, and network traffic (DNS, Web, NetFlow) to detect and respond to threats.
- Performed advanced Cyber Kill Chain and MITRE ATT&CK analyses on incoming alerts, contributing to improved threat detection and incident response processes.
- Triaged and remediated suspicious or malicious activities, coordinating with Incident Response, Forensics, and third-party teams to mitigate risks.
- Conducted proactive investigations, containment, and mitigation of complex security incidents, reducing potential impact on business operations.
- Monitored and maintained security sensors and infrastructure, ensuring optimal coverage, health, and performance of IDS, EDR, and SIEM tools.
- Developed and maintained SOC documentation, including SOPs, OLAs, and incident reports, standardizing processes across the team.
- Analyzed security event data to identify intrusion attempts, compromises, and emerging threats, implementing preventive measures to enhance organizational security posture.
Security Intern
Tata Consultancy Services (TCS)
05.2018 - 06.2019
- Monitored SOC inbox and followed up on user and submitted requests.
- Monitored and investigated incident queues on ServiceNow (SNOW).
- Actively monitored and investigated alerts on Splunk ES.
- Monitored and investigated Splunk dashboards: Endpoints, Applications, Malware, DLP, and Network (DNS, Web, and NetFlow).
- Stayed informed of current events in the security industry, including the latest exploits and threats, as well as preventive measures, remediation, and restoration techniques.
- Enhanced cyber awareness with clients and project teams while establishing security controls to protect client systems.
- Performed Cyber Kill Chain and MITRE ATT&CK analyses on incoming security alerts.
- Properly triaged and responded to identified malicious activity, such as escalation or remediation actions.
- Identified suspicious/malicious activities or codes.
- Conducted proactive investigations, containment, and mitigation of security incidents.
- Monitored security sensors for status, coverage, and health.
- Worked with third parties to help them mitigate risk using continuous monitoring and incident response.
- Analyzed security event data from security sensors (IDS, EDR, and SIEM, etc.).
- Recognized potential, successful, and unsuccessful intrusion attempts and compromises through reviews and analyses of relevant event detail and summary information.
Education
Master's - Cybersecurity
University of Maryland
Baltimore, Maryland05.2025
Bachelor of Science - Electronics and communication engineering
JNTUK
05.2001 -
Skills
Security Monitoring & SIEM: Splunk ES, QRadar, ServiceNow (SNOW), Tenable, IDS/IPS, EDR tools (CrowdStrike, Carbon Black)
Incident Response & Threat Analysis: Cyber Kill Chain, MITRE ATT&CK, Root Cause Analysis, Threat Detection & Mitigation, Malware Analysis, IOC Handling
Cloud Security & Compliance: AWS (EC2, S3, VPC, IAM), Azure (VM, VNet, Security Center), Cloud Security Assessments, NIST RMF, FISMA, NIST SP 800-137
Networking & Protocols: TCP/IP, DNS, NetFlow, HTTP/HTTPS, Web Traffic Analysis, Wireshark
Vulnerability & Risk Management: Risk Assessments, POA&Ms, SSPs, SARs, Security Control Implementation, Third-Party & Vendor Risk Reviews
Tools & Platforms: ServiceNow, Splunk, QRadar, Wireshark, EDR Solutions, Microsoft Office Suite, SOC Dashboards
Processes & Documentation: Standard Operating Procedures (SOPs), Operational Level Agreements (OLAs), ATO Documentation, Incident Reports, Compliance Reports
Certification
CEH-Certified ethical hacker
Accomplishments
- Participated in Capture the Flag (CTF) competitions for hands-on network security and ethical hacking skills.
- Ranked Top 10% in Network Security & System Hardening coursework.
- Active member of Women in Cybersecurity (Wi CYS); involved in networking, mentoring, and professional development initiatives.
HANDS-ON- EXPERIENCE
- Privileged Access Management Lab - CyberArk Simulation | Sec App Learning
- Deployed CyberArk Core PAS to manage privileged accounts securely.
- Configured admin credentials, implemented session recording, and monitored real-time activity.
- Executed automated password rotations with CPM and analyzed audit logs.
- Validated the effectiveness of privileged access controls.
Timeline
Cybersecurity & Data Compliance Intern
Wiki Charities
09.2025 - Current
Security Analyst
Tata Consultancy Services (TCS)
07.2019 - 07.2023
Security Intern
Tata Consultancy Services (TCS)
05.2018 - 06.2019
Bachelor of Science - Electronics and communication engineering
JNTUK
05.2001 -
Master's - Cybersecurity
University of Maryland