Strategic Cybersecurity Leader with 18+ years of experience directing enterprise security programs and managing global teams. Proven expertise in CrowdStrike Falcon, Qualys, Wiz, Microsoft Sentinel, Mimecast, and Microsoft Azure. Skilled in executive reporting, stakeholder engagement, and developing governance frameworks that reduce risk and strengthen organizational resilience. Adept at mentoring teams, aligning security initiatives with business priorities, and delivering measurable compliance improvements.
Hi, I’m
Ranjith Rajendran
Cybersecurity Leader
Bangalore,KA
Summary
Overview
5
Languages
5
Certifications
19
years of professional experience
Work History
Unisys Global ServicesBangalore
Associate Principal Cybersecurity Engineer (L4)
08.2021 - Current
Job overview
- Directed enterprise vulnerability governance program across 50,000+ assets using Qualys VMDR and Wiz, reducing exposure by 40%.
- Led enterprise EDR strategy with CrowdStrike Falcon, enhancing detection rules and streamlining host isolation workflows.
- Established Continuous Threat Exposure Management (CTEM) framework aligned with NIST and MITRE ATT&CK.
- Oversaw SIEM operations with Microsoft Sentinel, LogRhythm, and LogScale, improving detection accuracy.
- Administered enterprise email security with Mimecast and Microsoft Defender for Office 365, cutting phishing response time by 45%.
- Mentored junior analysts and coordinated remediation across Cloud, Application, and Infrastructure teams.
- Collaborated with executives to define governance frameworks and establish remediation SLAs for compliance reporting.
- Strengthened SOC operations by 35% through governance of CrowdStrike Falcon rules.
- Improved compliance by 38% via integrated Qualys + Wiz remediation tracking.
- Contained multiple high-severity malware incidents before lateral spread, protecting enterprise operations.
- Reduced phishing impact window by 45% with Mimecast automation workflows.
- Led cross-functional teams to enhance service delivery and operational efficiency.
- Developed and implemented strategic initiatives to drive client satisfaction and retention.
- Streamlined project management processes, improving timelines and resource allocation.
- Mentored junior staff, fostering professional growth and enhancing team capabilities.
- Analyzed market trends to inform product development and positioning strategies.
- Collaborated with stakeholders to define project scope, objectives, and deliverables.
- Identified opportunities for process improvements, resulting in increased productivity and cost savings.
- Facilitated workshops to align team goals with organizational objectives and enhance performance outcomes.
- Mentored junior team members, contributing to their professional growth and development.
- Conducted thorough market research to inform strategic decision-making processes.
- Improved internal processes by implementing new tools and technologies that increased productivity levels.
- Contributed to business development efforts by identifying new opportunities for growth and expansion.
- Collaborated with cross-functional teams to deliver high-quality solutions for clients.
- Streamlined processes for increased efficiency and improved project outcomes.
- Demonstrated adaptability in shifting priorities as needed in response to evolving client demands or industry trends.
- Optimized resource allocation by forecasting staffing needs based on project timelines and objectives.
- Enhanced overall team performance by fostering a positive work environment and promoting open communication.
- Designed innovative solutions for complex business challenges, resulting in enhanced client satisfaction rates.
- Developed strong relationships with clients through consistent communication and collaboration.
- Spearheaded process improvements initiatives that led to more efficient workflows, saving both time and costs.
- Presented findings from research initiatives to executive leadership, informing key decisions on company strategy.
- Coordinated with stakeholders throughout the project lifecycle, ensuring successful execution of all tasks from inception to completion.
- Led successful project implementations by developing comprehensive strategies and plans.
- Increased client satisfaction by effectively managing multiple projects and meeting deadlines.
- Aligned department goals with broader organizational objectives, fostering a cohesive vision for success across teams.
- Developed data-driven reports to support informed decision-making among senior management team members.
- Evaluated business requirements and developed tailored solutions to meet client needs.
Atos
Consultant – Security
02.2017 - 08.2021
Job overview
- Managed enterprise ProxySG replacement program, ensuring solution integrity and business continuity.
- Coordinated firewall and VPN troubleshooting across Fortinet, Check Point, and Juniper, minimizing downtime.
- Provided strategic recommendations to management on Bluecoat setup and enterprise security improvements.
- Initiated knowledge transfer programs, bridging onboarding gaps and fostering team efficiency.
Unisys Global Services
Enterprise System Support Analyst
10.2007 - 02.2017
Job overview
- Directed vulnerability management operations using Qualys, enhancing compliance and streamlining remediation processes.
- Oversaw firewall staging and support across Check Point, FortiGate, and Juniper platforms, ensuring robust security posture.
- Led SIEM monitoring and optimization projects with ArcSight, increasing detection capabilities and enhancing reporting precision.
- Collaborated with SOC and Incident Response teams to remediate critical findings and strengthen enterprise resilience.
Unisys Global Services Bangalore
Associate Principal Cybersecurity Engineer
08.2021 - Current
Job overview
- Led cross-functional teams to drive strategic initiatives and improve operational efficiency.
- Analyzed performance metrics to identify trends and recommend actionable improvements.
- Collaborated with stakeholders to align project goals with organizational objectives.
- Streamlined processes through data-driven insights, reducing bottlenecks in workflows.
- Facilitated training sessions aimed at increasing team productivity and operational effectiveness.
- Mentored junior team members, contributing to their professional growth and development.
- Presented findings from research initiatives to executive leadership, informing key decisions on company strategy.
- Developed data-driven reports to support informed decision-making among senior management team members.
- Streamlined processes for increased efficiency and improved project outcomes.
- Designed innovative solutions for complex business challenges, resulting in enhanced client satisfaction rates.
- Led successful project implementations by developing comprehensive strategies and plans.
- Collaborated with cross-functional teams to deliver high-quality solutions for clients.
- Optimized resource allocation by forecasting staffing needs based on project timelines and objectives.
- Aligned department goals with broader organizational objectives, fostering a cohesive vision for success across teams.
- Developed strong relationships with clients through consistent communication and collaboration.
- Coordinated with stakeholders throughout the project lifecycle, ensuring successful execution of all tasks from inception to completion.
- Evaluated business requirements and developed tailored solutions to meet client needs.
- Demonstrated adaptability in shifting priorities as needed in response to evolving client demands or industry trends.
- Improved internal processes by implementing new tools and technologies that increased productivity levels.
- Increased client satisfaction by effectively managing multiple projects and meeting deadlines.
Education
Mangalore UniversityMangalore
Bachelor of Computer Application (B.C.A)
01-2005
University Overview
Skills
Cybersecurity Program Leadership
CrowdStrike Falcon Strategy
Vulnerability Governance
SIEM & Threat Detection
Email Security Leadership
Selected Projects
Selected Projects
- Enterprise Vulnerability Governance Program – Directed Qualys & Wiz across 50,000+ assets, reducing exposure by 40%.
- CrowdStrike Falcon Optimization Initiative – Led EDR rule tuning, cutting false positives by 35% and containing high-severity malware.
- CTEM Framework Implementation – Established Continuous Threat Exposure Management aligned with NIST/MITRE.
- Phishing Automation Program – Oversaw Mimecast automation, reducing phishing triage time by 45%.
- Cloud Security Exposure Management – Directed risk reduction across Azure, AWS, and GCP.
Certification
Certified Ethical Hacker (CEH), Recertification in Progress
Core Leadership Competencies
Core Leadership Competencies
- Cybersecurity Program Leadership – Driving enterprise-wide initiatives across 50,000+ assets
- CrowdStrike Falcon Strategy – Enterprise EDR governance, detection tuning, host isolation
- Vulnerability Governance – Qualys, Wiz, Avalor, Nessus, Alert Logic
- SIEM & Threat Detection – Microsoft Sentinel, LogRhythm, LogScale, ArcSight
- Email Security Leadership – Mimecast, Microsoft Defender for Office 365
- Cloud Security Strategy – Microsoft Azure, AWS, GCP exposure management
- IAM & Zero Trust – Microsoft Entra ID, ManageEngine ADAudit Plus, RBAC, MFA
- Incident Response Leadership – Threat hunting, IOC analysis, phishing automation
- Executive Engagement – Governance frameworks, compliance alignment, board-level reporting
Timeline
Associate Principal Cybersecurity Engineer
Unisys Global Services
08.2021 - Current
Associate Principal Cybersecurity Engineer (L4)
Unisys Global Services
08.2021 - Current
Consultant – Security
Atos
02.2017 - 08.2021
Enterprise System Support Analyst
Unisys Global Services
10.2007 - 02.2017
Mangalore University
Bachelor of Computer Application (B.C.A)