Rajesh Kumar Biswal
Senior Security Engineer
Bangalore
Summary
A passionate Security consultant for Firewall with 8+ years of Experience in IT, Stock and Finance industry with specialization in Datacenter Management and enterprises wide security. Experience in configuring, optimizing and troubleshooting of complex network and security infrastructure.
Overview
9
9
years of professional experience
11
11
Certification
Work History
Security Lead
Kyndryl
Bangalore
09.2025 - Current
- Working in Solution team on the technical requirements to Identified client requirements, including technical details, Architecture planning and migration approaches.
- Responsible for Plan, Design, and Implementation of all network security project and their timely delivery.
- Working in Solution team on the technical requirements to Identify client requirements, including technical details, Architecture planning and migration approaches.
- Prepares SOP, SIP to improve the existing infrastructure within various domains and provides technical training to the team.
- Performs technical risk assessments in Security Domain based on current threat landscape and industry best practices.
- Identify, review, and recommend potential opportunities for enterprise cost-savings, service quality improvement, and operational efficiency.
Technical Architect
Tata Consultancy Services
Bangalore
01.2023 - 08.2025
- Deploy and support/maintenance of Palo Alto firewalls via Panorama.
- Working towards a Zero Trust model, creating relevant architectures, strategy, and deliverables
- Risk assessments and mapping out controls.
- Ensuring documentation is to the highest of standards across the team.
- Develop and maintain an enterprise security architecture framework aligned with business goals and risk management strategies.
- Design security controls and frameworks for on-premises, cloud, and hybrid environments.
- Define security best practices for application security, network security, and data protection.
- Evaluate emerging security technologies and trends to enhance security posture.
- Conduct security risk assessments and threat modelling to identify vulnerabilities and recommend mitigation strategies.
- Ensure compliance with regulatory standards (ISO 27001, NIST, GDPR, CCPA, HIPAA, PCI-DSS, etc.).
- Develop and implement security governance, policies, and procedures.
- Good understanding of cloud security with practical knowledge of security solutions for Azure, GCP, AWS.
- Strong understanding of network security fundamentals.
- Understanding/participation of the agile ceremonies
- Provide hands-on support and guidance to our managed service providers and more junior members of the team.
Senior Security Consultant
IBM India
Bangalore
01.2020 - 01.2023
- Worked in IBM SOC (Security Operations Centre) serving multiple Customers and DC.
- Used to ensures that BAU operational activities were running smoothly, used to handle escalations and priority issues. Also used to performs major activities & upgrades related to multiple technology products, Security hardening, Vulnerability assessment.
- Planning/approving/implementing improvements in process, practice and procedures in security operations and reporting RCA (root cause analysis) for high priority incidents.
- Consolidation reports pertaining to network and security domain and presenting it to management/Client.
- Responsible for scoped security solution/device administration, solution recommendation, Escalation resolution, maintaining knowledge base, escalation point for device issue resolution, device patch implementation, rule base Management, version upgrades etc.
- Handling Trouble Ticket management, Incident management, change management.
Network Security Engineer (Client IBM)
Net Connect India Pvt.Ltd
Pune
09.2018 - 12.2019
- Technical Specification/Secure Health Check/Hardening in all Network security devices as per client / audit requirements on different devices.
- Responsible for reporting to all concern departments during progress and after completion of project.
- Implementation and troubleshooting of different vendor’s Firewall, Switches, Wireless as per project requirement.
- Handling new Project related to network and security implementation on all type of firewall (Palo Alto, Check Point, Fortinet, Cisco ASA) and switches, Router.
- Responsible handling of customer needs, evaluating current requirement and planning changes accordingly.
Network Engineer
Hewlett Packard Enterprise (Valuepoint Systems pvt.ltd payrole)
Hyderabad
02.2017 - 08.2018
- Used to manage incidents, requests for changes, service requests, daily routine action against new alerts and threats post analysis of logs from various security devices.
- Used to handled Major and SEV1 Incidents in the defined SLA.
- Provides support for Incident Response, including evidence collection, documentation, communications, and reporting.
- Used to handle and provide plan for changes based upon customer requirement.
Education
B. Tech - undefined
Krupajala Engineering College
01.2014
12th - PCM
CHSE ODISHA
01.2009
Skills
- Firewall
- Palo Alto
- Fortinet
- Checkpoint
- Cisco FTD
- SonicWall
- Cloud
- AWS
- Microsoft Azure
- Aviatrix
- WAF
- Cloudflare
- Akamai
- IPS
- FortiGate
- IBM Arbor
- VPN
- IPSEC VPN
- Remote access
- Global Protect
- FortiClient
- Proxy
- Zscaler
- ZIA
- ZPA
- Forcepoint
- Cisco WSA
- NAC
- NEVIS
- Arista Agni
- DNS Security
- Cisco Umbrella
- Menlo
- SIEM
- IBM Qradar
- Splunk
Certification
- FortiGate NSE 1, 2, 3
- Zscaler (ZIA & ZPA)
- Checkpoint (Cloud Guard IaaS Specialist)
- FireEye Systems Engineer
- CCNA Certified from CISCO
- Red Hat Delivery Specialist – Automation
- Microsoft Azure Fundamental (AZ-900)
- Certified Information Security Manager (CISM)
Timeline
Security Lead
Kyndryl
09.2025 - Current
Technical Architect
Tata Consultancy Services
01.2023 - 08.2025
Senior Security Consultant
IBM India
01.2020 - 01.2023
Network Security Engineer (Client IBM)
Net Connect India Pvt.Ltd
09.2018 - 12.2019
Network Engineer
Hewlett Packard Enterprise (Valuepoint Systems pvt.ltd payrole)
02.2017 - 08.2018
B. Tech - undefined
Krupajala Engineering College
12th - PCM
CHSE ODISHA