Visweswaran Soundararajan
Open to work4 years experienceSenior Security Analyst
Senior Security Analyst specializing in cybersecurity operations, cloud security, and vulnerability management.
Standing Rank
Rank Not Available
Developer Badges
Skills & Technologies
52 skillsGitHub Activity Evidence
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Work Experience
Senior Cybersecurity Analyst
Freedom Property Investors
- Monitored, investigated, and responded to internal security threats using CrowdStrike for endpoint detection and response (EDR), performing alert analysis and remediation activities to minimize organizational security risks.
- Successfully onboarded a client onto the PowerDMARC platform, leading the end-to-end implementation process and achieving full DMARC compliance to enhance email authentication, domain protection, and phishing prevention.
- Managed backup and data protection operations using AvePoint, implementing reliable backup strategies that significantly reduced the risk of data loss and improved data recovery readiness.
- Administered and monitored security awareness initiatives, including phishing simulation campaigns through Abnormal Security, contributing to measurable improvements in client cybersecurity awareness and overall security posture.
Senior Security Analyst
Cloud Security Solutions T/A JYPRA Group
- Monitored and responded to internal security threats using SentinelOne for endpoint detection and response, investigating alerts and executing remediation steps to minimize risk and ensure organizational security.
- Led external incident response efforts, working in alignment with the incident response lifecycle—from detection and analysis to containment, eradication, recovery, and reporting—based on client-submitted incidents.
- Conducted vulnerability assessments, and patch management, reducing client vulnerabilities by 30% through regular monthly updates.
- Implemented system hardening best practices across client environments, achieving up to 90% compliance with security baselines and CIS benchmarks, significantly reducing the attack surface.
- Performed cloud security audits for AWS and Azure environments using tools like Qualys TotalCloud and Prowler, delivering detailed reports on findings and recommending mitigation strategies.
- Coordinated backup and data protection solutions using N-able, significantly reducing the risk of data loss for clients through efficient backup strategies.
- Led the onboarding of a client to an email security solution, created and implemented customized Data Loss Prevention (DLP) policies, and managed daily policy tuning and exclusions based on the client’s evolving email patterns and business needs.
- Onboarded a client onto Sendmarc’s DMARC solution, led the implementation process, and ensured the client achieved full DMARC compliance to strengthen their email authentication and security.
- Implemented security awareness programs, including phishing simulation campaigns via USecure, resulting in a measurable improvement in client cybersecurity posture.
- Developed and enforced comprehensive Intune policies for application deployment (including security agents like Qualys and SentinelOne) and endpoint hardening through password/PIN management, corporate branding, and other key security controls.
- Generated and shared monthly security and IT management reports with clients, providing insights into threat response actions, vulnerabilities addressed, and system improvements.
Security Analyst
Necurity Solutions Network Security Private Limited
- Conducted system, network, and application vulnerability assessments using tools like NMAP, Angry IP Scanner, CrackMapExec, and Metasploit to identify exploitable weaknesses in test environments.
- Delivered both onsite and remote security consulting services, including intranet and internet security assessments and penetration testing engagements.
- Prepared and delivered detailed technical reports outlining identified vulnerabilities, their potential impact, and prioritized mitigation strategies.
- Recommended and supported remediation efforts involving configuration changes, process adjustments, and software or hardware upgrades.
- Monitored real-time security events using SIEM platforms such as AlienVault OSSIM and Wazuh, ensuring active visibility into security incidents.
- Investigated SIEM alerts to determine whether events were true or false positives and initiated appropriate responses or mitigations.
- Maintained and updated asset inventories, ensuring complete visibility of endpoint and network devices integrated with the SIEM.
- Compiled and distributed monthly security reports to clients, summarizing activities, vulnerabilities addressed, and key security recommendations.
Projects
AWS Jumpbox / Bastion Host Secure Access Architecture
- Architected and deployed a hardened Jumpbox/Bastion access model on AWS to centralize and control privileged access to internal cloud resources.
- Designed the authentication and network flow using IAM and VPN-based access controls, ensuring only authorized engineers could reach private subnets.
- Implemented a dedicated Windows Jumpbox with user-specific accounts for secure file access and administrative operations, and enforced restrictive security groups to limit inbound traffic exclusively through the VPN.
Azure Virtual Desktop Deployment with Microsoft 365 / Entra ID Integration
- Led the design and deployment of a production-ready Azure Virtual Desktop (AVD) environment using Microsoft 365/Entra ID for secure identity-based access.
- Configured host pools, session hosts, application groups, workspaces, and Intune enrollment.
- Implemented role-based access, SSO configuration, and advanced RDP settings to ensure secure, seamless remote desktop access for users.
SentinelOne Ransomware Detection & Recovery Demonstration
- Developed and executed a controlled ransomware recovery demonstration highlighting SentinelOne’s autonomous detection and rollback capabilities.
- Simulated a safe ransomware event, validated behavioral AI response, and documented end-to-end detection, containment, remediation, and rollback workflows.
SharePoint Online Permission Hardening & Access Governance
- Performed a full permissions review and restructuring of SharePoint Online to enforce least-privilege access and reduce data exposure risks.
- Implemented role-specific access controls, removed legacy permission groups, and established granular site/library-level restrictions.
Windows Device Management & Hardening Using Microsoft Intune
- Designed and deployed complete Windows device management using Microsoft Intune, including compliance policies, configuration profiles, security baselines, and automated app deployments.
- Onboarded all corporate devices and enforced CIS-aligned security standards.
Leaderboard Standings
Leaderboard Position Pending
Global test scores, peer standing percentiles, and algorithm leaderboard ranks are updated dynamically.
Assessment Highlights
Assessments Not Completed
Coding evaluations, system assessment results, and conceptual score badges will appear here after taking a test.
AI Collaboration Score
AI Collaboration Score Pending
Developer coding behavior, assistant cooperation, and AI pair-programming indicators are evaluated during live coding sessions.
Role Compatibility Profile
Role Compatibility Analysis Pending
Custom matching reports, candidate role compatibility percentiles, and core engineer strength profiles are processed once conceptual code screenings are complete.
Achievements
Vulnerability Reduction
Achieved a 30% reduction in client vulnerabilities by executing structured monthly patching and implementing secure configuration baselines.
Endpoint Protection Coverage
Increased endpoint protection coverage through the deployment of security agents (Qualys, SentinelOne) using automated Intune application management.
Cybersecurity Awareness
Led phishing simulation campaigns and cybersecurity awareness initiatives, resulting in measurable reductions in user click rates on suspicious emails.
Backup and Disaster Recovery
Implemented secure backup strategies using N-able, significantly reducing data loss risks and improving disaster recovery readiness for multiple clients.
About Details
Professional Bio
Results-oriented Senior Security Analyst with hands-on experience in cybersecurity operations, cloud security auditing, vulnerability management, and endpoint protection. Adept at translating complex technical issues into actionable insights for stakeholders and clients across diverse industries.
Master of Computer Applications
Bishop Heber College, Trichy ( - 2022)