DIPAK KUMAR SINGH
DELHI
Summary
Results-driven IT professional with extensive experience at HCL Technologies Ltd., specializing in network security and compliance. Proven track record in risk assessment and vulnerability analysis, achieving over 60% reduction in threat exposure. Strong client relations and team leadership skills, adept at implementing effective incident recovery strategies and governance frameworks.
Overview
20
20
years of professional experience
1
1
Certification
Work History
Associate Consultant
HCL Technologies Ltd.
06.2019 - Current
- Conducted many internal and external IT security audits for clients across BFSI, Healthcare, and IT sectors.
- Assessed firewall configurations, VLAN setups, access controls, and data transmission protocols to identify gaps.
- Developed and implemented remediation plans for high-risk vulnerabilities, reducing threat exposure by over 60%.
- Reviewed and enhanced incident response procedures and security baselines to align with best practices.
- Ensured compliance with GDPR, ISO 27001, and internal corporate security policies.
- Performed vulnerability assessments and patch audits across 200+ critical systems and endpoints.
- Prepared detailed technical audit reports and presented key findings and risk mitigation strategies to senior leadership.
- Monitored network traffic and investigated anomalies using SIEM tools (Splunk, IBM QRadar, Datadog).
- Supported internal audit activities and contributed to business continuity planning and risk mitigation.
Technical Services Specialist
IBM India Pvt. Ltd.
04.2014 - 05.2019
- Delivered technical support for physical, VMware-based virtual infrastructure, and cloud environments across enterprise clients.
- Handled system performance tuning, incident analysis, and resolved critical client escalations within SLA.
- Performed server administration, including OS deployment, patch management, and system optimization.
- Implemented and maintained backup and recovery solutions to ensure data integrity and business continuity.
- Supported infrastructure upgrades, troubleshooting, and cross-functional coordination for issue resolution.
System Administrator
BAS Engineering Pvt. Ltd.
05.2008 - 01.2014
- Maintained and administered Windows and Linux servers, ensuring optimal performance and reliability.
- Performed regular hardware/software upgrades, system patching, and preventive maintenance.
- Ensured network uptime and availability, managed user accounts, permissions, and group policies.
- Handled data backup and recovery operations to safeguard critical business information.
- Provided technical support to end-users, resolving infrastructure-related issues efficiently and minimizing downtime.
System Administrator
VPA Infratech Pvt. Ltd.
03.2005 - 04.2008
- Managed LAN/WAN infrastructure, performed system installations, upgrades, and technical troubleshooting.
- Implemented IT security protocols, ensuring system integrity, data confidentiality, and compliance with organizational standards.
- Provided desktop support for hardware/software issues and ensured routine system maintenance for optimal performance.
- Assisted in maintaining asset inventory and supporting IT documentation processes.
Education
Bachelor of Arts -
Vinoba Bhave University
HazaribaghMscIT -
Sikkim Manipal University
MCA -
Asian International University
Skills
- Network security and compliance
- IT infrastructure and cloud management
- Risk assessment and vulnerability analysis
- Penetration testing tools
- Firewall and access control management
- SIEM tool proficiency
- Governance frameworks
- Service delivery methodologies
- Incident recovery strategies
- Client relations and planning
- Team leadership and budgeting
Certification
- ISO 27001 Lead Auditor
- VMware Certified Professional (VCP) 8.0
- ITIL V4
- MCSA (Microsoft Certified System Administrators)
Training
- CCNA (200-301) - Network Security.
- CISA - Certified Information Systems Auditor.
- CISM - Certified Information Security Manager.
- CCSK- v5 - Certificate of Cloud Security Knowledge.
- CRISC - Certified in Risk and Information Systems Control.
- MCSE Training from Network Nuts, New Delhi.
- Currently doing Cloud Architect Master's Program from Simplilearn.
Timeline
Associate Consultant
HCL Technologies Ltd.
06.2019 - Current
Technical Services Specialist
IBM India Pvt. Ltd.
04.2014 - 05.2019
System Administrator
BAS Engineering Pvt. Ltd.
05.2008 - 01.2014
System Administrator
VPA Infratech Pvt. Ltd.
03.2005 - 04.2008
Bachelor of Arts -
Vinoba Bhave University
MscIT -
Sikkim Manipal University
MCA -
Asian International University
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