Dinesh Rajana
Soc Manager @HighRadius
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WORK HISTORY
Soc Manager @HighRadius
Hyderabad, IN
Spearheaded cloud-native threat detection & response by integrating AWS GuardDuty, CloudTrail, Wiz CSPM, and Securonix SIEM, enhancing visibility and risk remediation across multi-cloud (AWS, Azure, GCP)•Deployed & optimized Wiz CSPM, remediating misconfigurations, IAM risks, and exposed secrets in close collaboration with DevOps teams•Directed the incident response lifecycle (containment, RCA, recovery) across hybrid environments, including ransomware, phishing, and zero-day attacks, strengthening business resilience•Implemented IR playbooks & automated workflows, reducing manual effort by 25%•Managed SOC team (analysts, engineers, hunters), defined KPIs, built skill matrices, and achieved 42% reduction in MTTD/MTTR through process optimization•Built and matured Threat Hunting & Purple Teaming programs, leveraging SentinelOne, Splunk, Securonix, QRadar, and MITRE ATT & CK–aligned hunts•Orchestrated Red/Blue/Purple Team exercises and ransomware/tabletop simulations, improving detection engineering and organizational readiness•Drove DevSecOps initiatives, embedding security in CI/CD pipelines and improving application & infrastructure resilience•Oversaw implementation of WAF, DLP, CASB, and Netskope SWG, strengthening data protection and compliance with ISO 27001, SOC 2, PCI DSS, and GDPR•Partnered with Legal, Compliance, and Data Governance teams to align DLP & data classification frameworks with privacy regulations, reducing false positives and improving audit readiness•Delivered executive dashboards, risk reports, and compliance metrics to senior leadership, influencing board-level cybersecurity strategy•Managed vendor evaluations, licensing, and adoption of security technologies (DLP, CASB, SIEM, Netskope), ensuring ROI and continuous product improvement
EDUCATION
Jawaharlal Nehru Technological University Kakinada (JNTUK)
Bachelor's, Electronics and Communications Engineering
Jawaharlal Nehru Technological University Kakinada (JNTUK)
Bachelor of Technology - BTech, Electrical and Electronics Engineering
ABOUT DINESH RAJANA
Cybersecurity leader with 12+ years of progressive experience in SOC operations, incident response, threat hunting, cloud security, data protection, and governance. Demonstrated ability to build and lead high-performing security teams, reduce MTTD/MTTR, and implement enterprise-grade SIEM, EDR, DLP, WAF and CSPM solutions. Skilled in ISO 27001, SOC2, PCI DSS, GDPR compliance, with a proven record of executive-level reporting and risk management. Adept at driving cybersecurity maturity programs, cloud-native security, and AI-driven threat detection.CORE COMPETENCIESLeadership & Strategy – SOC Management, KPI/OKR Definition, Executive Reporting, Team Building & Mentoring, Stakeholder Engagement, Client ManagementSecurity Operations – Threat Hunting, Incident Response, Malware/Phishing Analysis, Forensics, Ransomware Simulation, Tabletop ExercisesCloud & DevSecOps – AWS GuardDuty, CloudTrail, Wiz CSPM, Netskope CASB, Azure & GCP Security, DevOps CollaborationData Protection & DLP – Symantec DLP, Forcepoint, GTB, Netskope DLP, Data Classification, Privacy Alignment (GDPR, HIPAA, PCI DSS)Security Technologies – SIEM (Securonix, Splunk, QRadar, ArcSight), EDR (SentinelOne, Carbon Black, TrendMicro), WAF (Akamai, Cloudflare), VA/VM (Qualys, Tenable)Governance, Risk & Compliance – ISO 27001, SOC2, GDPR, PCI DSS, HIPAA, Risk Register, Policy Development, Audit Readiness
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