Pratyush Kumar Sahoo
Bengaluru
Summary
Senior Network Security Engineer experienced in managing secure enterprise network infrastructures and executing complex network upgrades. Achieved zero downtime during firewall migrations and upgrades through effective incident management and automation strategies. Focused on delivering high-performing, compliant network solutions that align with business objectives while continuously enhancing cloud security capabilities.
Overview
5
5
years of professional experience
1
1
Certification
Work History
Technology Analyst
Infosys Limited
01.2021 - Current
- Dynamic and results-driven Technology Analyst with 5+ years of hands-on experience in designing, implementing, and managing secure enterprise network infrastructures.
- Strong expertise in network security operations, including firewall configuration, VPN management, access control enforcement, and incident response across multi-vendor environments such as Palo Alto, Cisco ASA, Cisco FMC, Prisma Access, Meraki, and Check Point.
- Proficient in firewall policy management, proxy rule enforcement, and advanced security troubleshooting, ensuring high availability and compliance with organizational security standards.
- Handled incident management and change processes using ServiceNow and Splunk, resolving issues within defined SLAs to minimize impact on business operations.
- Led network upgrades and migrations, including Palo Alto firewall replacements (PA-450), Meraki upgrades, and Cisco ISE hotfix installations, ensuring zero downtime and earning client recognition.
- Strong exposure to SDN and automation technologies, having developed IPsec tunnel implementations and SDN-based solutions that improved network performance, reduced latency, and accelerated deployment timelines.
- Actively involved in implementing Ansible automation to streamline repetitive operational tasks and improve overall operational efficiency.
- Hands-on knowledge of cloud security fundamentals across Azure and AWS, with ongoing certifications to strengthen cloud and hybrid security capabilities.
- Recognized for strong analytical problem-solving skills, effective cross-functional collaboration, and the ability to clearly communicate complex technical concepts to stakeholders.
- Committed to continuous learning, innovation, and delivering secure, scalable, and high-performing network solutions aligned with business objectives.
- Projects Worked ON: - BHP- Broken hill proprietor
- Project Description: Worked on enterprise-level network security operations and transformation for a large client environment, managing firewalls, VPNs, and access control across Palo Alto, Cisco ASA/FMC, Prisma Access, Meraki, and Check Point platforms.
- Managed firewall policy, responded to incidents, and implemented changes using ServiceNow and Splunk.
- Executed firewall upgrades, replacements (PA-450), Meraki upgrades, and Cisco ISE hotfixes with zero downtime.
- Contributed to SDN and IPsec tunnel implementations and introduced Ansible automation to improve deployment speed and operational efficiency.
- Contributed in VM series upgrade of all the Azure firewalls and AWS firewalls.
- Managed L3 escalations for firewall and VPN incidents to ensure timely resolution.
- Executed firewall migrations and designed high availability configurations to enhance network reliability.
- Azure & AWS network security architecture.
- Coordinated with SOC for root cause analysis, enhancing incident management processes and overall response effectiveness.
Education
B. Tech - Electrical Engineer
ITER
09-2020
SSC -
C.B.S.E
HSC -
H.B.S.E.
Skills
- Palo Alto
- Panorama
- Strata Cloud Manager
- FortiGate
- Check Point
- Cisco ASA/FTD
- Azure Firewall
- NSG
- Azure WAF
- AWS Security Groups
- Prisma Cloud
- TCP/IP
- BGP
- OSPF
- VLANs
- Routing & Switching
- Incident response
- Change management
- Network security
- Firewall management
- IPsec
- SSL VPN
- GlobalProtect
- AnyConnect
- Splunk
- Wireshark
- SIEM
- Python
- Ansible
Certification
- PCNSA
- AZ-900
- AZ-500
- AZ-104
- AZ-204
- AWS certified security specialty
- Aviatrix certified engineer multicloud network associate
- AWS Certified advanced networking
- AZ-305
Timeline
Technology Analyst
Infosys Limited
01.2021 - Current
B. Tech - Electrical Engineer
ITER
SSC -
C.B.S.E
HSC -
H.B.S.E.