Bhupender Singh
SOC Technical Lead
Experience
SOC Technical Lead
ASI Cyber Security India Pvt Ltd
Leading a 20+ member cybersecurity team, driving incident response, threat hunting, and security automation with tools like Microsoft Defender, Azure Sentinel, Sentinel One, and RSA Net Witness.
Optimizing security monitoring and threat detection by configuring and managing Azure Sentinel connectors, workbooks, playbooks, and KQL queries for threat detection, and incident response.
Integrated Microsoft Defender for Endpoint, Office 365, Identity, Cloud Apps with Azure Sentinel for centralized threat response, with automated remediation.
Designing and implementing SIEM dashboards on Splunk, Azure Sentinel, Netwitness to provide real-time monitoring, incident tracking, reduce manual effort, and improve operational efficiency.
Leveraging external threat intelligence feeds such as MISP, ThreatConnect, and FireEye to enhance threat hunting accuracy and proactive defence strategies.
Developing and fine-tuning SIEM detection logic and refining analytics rules and correlation strategies to minimize false positives, enhance threat detection and improve response efficiency.
Driving continuous security improvements by reviewing and optimizing analytics rules, playbooks, and workbooks quarterly, boosting SOC performance by 15%.
Automated high-fidelity alert containment using Azure Logic Apps, reducing response time by 30%.
Optimized SIEM rules & correlation log cutting false positives by 40%, improving SOC efficiency.
Automated threat containment with playbooks, reducing manual triaging effort by 30%.
Cyber Security Advisor
Open System/Ontinue
Led the onboarding process for 20+ customers in the Microsoft security suite, ensuring seamless integration and optimized security configurations.
Collaborated with the SOC team to improve SIEM detection logic, refining correlation rules and use cases, resulted in a 20% reduction in false positives.
Conducted proactive threat hunting and leveraged threat intelligence feeds, identifying and mitigating emerging vulnerabilities and risks.
Prepared and presented SOC metrics, risk assessments, and compliance reports to stakeholders, driving a 20% improvement in risk mitigation strategies.
Scaled SOC operations by recruiting & training 20+ SOC Engineers.
Led a security awareness program, reducing phishing incidents by 50%.
Specialist Security Systems
British Telecommunications
- Managed security solutions, deploying and monitoring firewalls and proxy (Checkpoint, Palo Alto, Cisco ASA, Zscaler) for global network security.
- Conducted root cause analysis for security incidents and recommended risk mitigation measures.
- Monitored customer network traffic and logs from various sources (e.g., firewalls, IDS/IPS, cloud platforms) to detect and mitigate potential threats.
Information Security Engineer
CompuCom CSI Ltd
Security Analyst
British Telecommunications
Security Specialist
HCL Comnet Pvt. Ltd.
Network Security Engineer
Networker’s Home
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Information Technology (11 years), Telecommunication (3.5 years), and Professional Services (2 years).
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Information Technology (14.5 years) and Operations (2.5 years).
Summary
13+ years of experience securing 100+ enterprises by SOC leadership, SIEM optimization, driving incident response, cloud security, threat hunting, firewall management, and security testing.
Expertise in Microsoft Sentinel, Defender, Azure Security, Identity, and Zero Trust Architecture.
Enhanced detection and response capabilities by deploying and fine-tuning SIEM, XDR, EDR, NIDS, IAM, and Zscaler Proxy, increasing threat detection accuracy by 40%.
Strengthened cloud security across AWS, Google Workspace, and Azure by implementing CASB solutions and leveraging CloudWatch and Azure Monitor for real-time threat visibility.
Streamlined SOC operations by automating security workflows with Azure Logic Apps, reducing manual effort by 20% in AV scans, threat enrichment, and high-fidelity alert triaging.
Implemented a Zero Trust and Risk Management Framework aligned with NIST CSF, ISO 27001, CIS Controls, SOC 2, HIPAA, and MITRE ATT&CK, ensuring compliance and proactive threat defence.
Optimized Threat Intelligence & Threat Hunting strategies, leveraging MISP, Tidal, and anomaly-based detection to uncover advanced threats before exploitation.
Skills
- Siem & Edr: Azure Sentinel, Microsoft Defender, Sentinelone, Rsa Net Witness, Splunk, Carbon Black, Qradar
- Cloud Security: Microsoft Azure (Azure Security Center, Azure Key Vault, Azure Monitor), Azure Active Directory (Azure Entraid), Azure Iam, Misp, Aws
- Firewall & Proxy: Checkpoint, Fortinet, Palo Alto, Cisco Asa, Zscaler, Bluecoat
- Frameworks & Compliance: Nist Csf, Iso 27001, Cis Controls, Soc 2, Hipaa, Mitre Att&ck
- Scripting & Operating Systems: Powershell, Linux, Kql, Bash Scripting
Languages
Education
University of Mysore
Master of Computer Applications · Computer Applications · Mysuru, India
Indira Gandhi National Open University
Bachelor of Computer Science · Computer Science · New Delhi, India
Certifications & licenses
Microsoft 365 Security Administration (MS-500)
Microsoft
Certified Cloud Security Professional (CCSP)
ISC2
Microsoft Azure Security Technologies (AZ-500)
Microsoft
Microsoft Security Operations Analyst (SC-200)
Microsoft
Certified Information Systems Security Professional (CISSP)
ISC2
Microsoft Azure Fundamentals (AZ-900)
Microsoft
Microsoft Cybersecurity Architect Expert (SC-100)
Profile
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