Snooker - Selected 5 times for Natioal open
G J RAKESH KUMAR
Cybersecurity Strategist | Email Threat Intelligence Leader | SOC & Detection Engineering Expert
Hyderabad
Summary
Cybersecurity leader with 6+ years of high-impact experience in defending global enterprises against advanced threats through cutting-edge email security, SOC operations, and detection engineering. Expert in phishing mitigation, spam detection, Office 365 threat analysis, and crafting precise detection logic using Regex and KQL. Proven success in building and mentoring high-performing teams, optimizing threat detection pipelines, and collaborating with data science teams to improve ML-based protections. Recognized for delivering measurable security enhancements and driving proactive threat intelligence research. Actively seeking senior roles in cybersecurity that offer challenge, scale, and global impact.
Overview
6
6
years of professional experience
3
3
Certifications
2
2
Languages
Work History
Senior Consultant - Cyber Security
LTIMindtree
08.2023 - Current
- Spearhead the anti-spam and phishing defense initiative for Fortune 500 clients, leading a 9-member threat analysis team.
- Architected enterprise-grade filtering strategies (SPF, DKIM, DMARC) and dynamic URL blocklists, reducing inbound spam by 40%.
- Built advanced KQL-based detection queries and integrated them into the SOC's automated alerting pipeline.
- Partnered with engineering, data science, and policy teams to continuously enhance spam model precision and reduce alert fatigue.
- Developed and implemented incident response playbooks that cut mean time to response (MTTR) by 35%.
- Conducted threat intelligence research and produced quarterly reports on phishing trends, zero-day tactics, and IOCs.
Associate System Engineer / Spam Analyst
Centific Global Technologies
07.2019 - 08.2023
- Fast-tracked to lead role; directed an 11-member team in crafting scalable anti-spam and phishing detection frameworks.
- Designed and deployed 100+ detection rules using Regular Expressions to defend against credential harvesting and brand spoofing attacks.
- Utilized Microsoft internal SOC tools to triage email threats and reduce false positives by 28%.
- Enhanced ML spam filters and led data labeling efforts to improve Office 365 threat detection capabilities.
- Built internal spam scoring metrics to support threat prioritization and operational reporting.
- Trained new hires and authored internal playbooks adopted across global teams.
Education
Bachelor - Computer Science
GPA: 7.0
Skills
SOC Operations
Threat Detection
Email Security
Spam/Phish Analysis
Threat Intelligence
Microsoft Defender
Microsoft 365
Kusto Query Language (KQL)
Regex
SPF/DKIM/DMARC
Nmap
Metasploit
IOC Correlation
Security Playbooks
Real-Time Monitoring
Detection Engineering
Technical Leadership
Cross-Functional Collaboration
Incident Response
Documentation
Certification
CompTIA Security+
Awards
- Super Crew Award, LTIMindtree, 2025
- Excellence Award, LTIMindtree, 2024
- Promoted to Team Lead, LTIMindtree Anti-Spam, 2024
- Excellence Award, Centific, 2022
- EXTRA MILE Award, Centific, 2022
- Promoted to Spam Analyst, Centific, 2021
- Team Excellence Award, Centific, 2021
Accomplishments
Has been awarded 4 times as Best employee - LTIMINDTREE.
Awarded 3 times as Employee of the quarter - CENTIFIC GLOBAL TECHNOLOGIES.
Interests
Won District championship 4 times
Has been 4th rank in State open games
Timeline
Senior Consultant - Cyber Security - LTIMindtree
08.2023 - Current
Associate System Engineer / Spam Analyst - Centific Global Technologies
07.2019 - 08.2023
Rajasthan University - Bachelor, Computer Science