Siddhesh Kadam
Pune
Summary
Network Security Engineer with 9+ years of experience specializing in Palo Alto (PA-5400 Series), Panorama and Checkpoint Firewalls, along with expertise in routing switching. Proven ability to design, implement and manage secure network infrastructures as well as Data Center Migrations.
Overview
10
10
years of professional experience
1
1
Certification
Skills
Network Security & Firewalls:
- Palo Alto Firewalls (PA 5410, PA 5420, PA 5450)
- Panorama (M 700 Appliances)
- Check Point Firewall (R8040)
- Security Policies, Objects, NAT
- High Availability (HA), Failover
- Firmware & OS Upgrades
- Site to Site IPsec VPN
Networking:
- STATIC, DEFAULT, OSPF, BGP, VLAN, STP, VTP, DHCP, DNS, HSRP Network
Devices:
- Routers- Cisco-1800/1900/3945/Juniper SRX210; Switches -Cisco 2950/2960/Catalyst 9300/Juniper EX2200
ITSM & Monitoring Tool:
- ServiceNow, BMC Remedy, Spectrum, SolarWinds, SecureCRT, Putty
- Incident, Change & Problem Management (ITIL), CAB Participation
Work History
Senior Principal Infrastructure Engineer
Mphasis Limited
Pune
04.2025 - Current
- Configured and managed Palo Alto (PA-5420, PA-5450, PA-5410) through Panorama.
- Created Security Policies & provided access to the user as per requirement as well as traffic monitoring, log review, and issue resolution.
- Performed firewall cleanup activity for decommissioned servers.
- Periodically upgrade firmware of Palo alto.
- Implement of required changes in network devices by following change management process.
- Actively participate in Change Advisory Board (CAB) meetings to evaluate risks and coordinate firewall changes across production and non-production environments.
- Created and Maintained detailed documentation on network changes and incidents.
Senior Software Engineer
Zensar Technologies Limited
Pune
03.2020 - 04.2025
- Managed enterprise Network infrastructure and checkpoint firewall (R80.40)
- Implemented and supported site-to-site IPsec VPNs, NAT rules, Objects and Security Policies.
- Responsible for implementing the firewall related changes to the client's service requests, in accordance with security approval via proper change management.
- Monitored network performance using tools such SolarWinds, conducted daily system health checks.
- Supported the implementation of network IOS upgrades (Router, Switches).
- Provided technical support to end-users, troubleshooting network connectivity and performance problems reported by users and implemented appropriate solutions.
Infrastructure Management Tech
CompuCom CSI System Pvt. Ltd.
Pune
07.2018 - 03.2020
- Troubleshoot network equipment across sites, evaluated P1/P2 incidents, and executed change requests.
- Installed, replaced and configured routers and switches after performing pre-deployment checks.
- Worked on Juniper SRX210 routers and EX2200 switches, including configuration and testing.
- Coordinated with vendors and ISPs (AT&T, DSR) for link provisioning and issue resolution.
- Managed customer escalations and provided updates via calls and emails.
Network Associate
Tata Communication Ltd.
Pune
09.2016 - 07.2018
- Experience in the field of ISP, which includes exposure to Link down, Packet drops, Latency, Reachability issues for enterprises links.
- Responsible for first-level troubleshooting enterprise WAN links and network equipment.
- Resolved issues related to link failures, latency, packet drops, and hardware faults.
- Hands on experience on Cisco routers (Cisco 1900, 1800, 3945 series) and Switches (Cisco 2960, 2950, Catalyst 9300).
- Co-ordination with customers to understand the problems and resolve the fault within SLA.
- Monitored WAN links 24/7 using network tools and coordinated with customers to meet SLAs.
Education
Bachelor of Engineering - Electronics & Telecommunication
Savitribai Phule Pune University
01-2016
Skills
Network Security & Firewalls:
- Palo Alto Firewalls (PA-5410, PA-5420, PA-5450)
- Panorama (M-700 Appliances)
- Checkpoint Firewall (R8040)
- Security Policies, Objects, NAT
- High Availability (HA)
- Firmware & OS Upgrades
- Site to Site IPsec VPN
Networking:
- STATIC, DEFAULT, OSPF, BGP, VLAN, STP, VTP, DHCP, DNS, HSRP Network
Devices:
Routers: Cisco-1800/1900/3945/ Juniper SRX210; Switches: Cisco 2950/2960/ Catalyst 9300/ Juniper EX2200
ITSM & Monitoring Tool:
- ServiceNow, BMC Remedy, Spectrum, SolarWinds, SecureCRT, Putty
- Incident, Change & Problem Management (ITIL), CAB Participation
Certification
- Certification of Completion Palo Alto Firewall Course- Network Kings, 2025
- CCNA (Cisco Certified Network Associate), CSCO13190070
Awards
Recognition for Living Zensar Values, Awarded for outstanding performance and promoted.
Disclaimer
I hereby declare that all the information mentioned above is true to the best of my knowledge and belief.
Timeline
Senior Principal Infrastructure Engineer
Mphasis Limited
04.2025 - Current
Senior Software Engineer
Zensar Technologies Limited
03.2020 - 04.2025
Infrastructure Management Tech
CompuCom CSI System Pvt. Ltd.
07.2018 - 03.2020
Network Associate
Tata Communication Ltd.
09.2016 - 07.2018
Bachelor of Engineering - Electronics & Telecommunication
Savitribai Phule Pune University