Dinesh Kumar Emmadi

Senior Information Security Engineer with 10+ years of experience supporting Fortune 500 financial organizations in enterprise network security, firewall operations, NAC, VPN, segmentation, incident response, and production change management. Hands-on background with Palo Alto Networks, Fortinet, Check Point, Cisco ASA/Firepower, Cisco ISE, Panorama, FortiManager, FireMon, Tufin, FortiConverter, TippingPoint IDS/IPS, and enterprise troubleshooting in highly regulated banking environments. Proven ability to lead complex firewall migrations, optimize security policies, resolve high-impact incidents, and partner with infrastructure, application, cybersecurity, and governance teams.

Senior Information Security Engineer at Wells Fargo (2024-04 – Present)

Lead engineering, administration, and operational support for large-scale enterprise network security infrastructure in a highly regulated financial environment.

• Manage enterprise Palo Alto, Check Point, and Fortinet firewall platforms supporting mission-critical banking systems.
• Support enterprise-scale production environments while maintaining high availability, security compliance, and operational stability.
• Execute production changes, TROG/vendor migration activities, troubleshooting, root cause analysis, and incident resolution during maintenance windows.
• Perform firewall policy optimization, security rule reviews, cleanup activities, and network segmentation initiatives.
• Serve as a senior technical escalation point for complex firewall, VPN, routing, and network security incidents.
• Develop technical procedures, implementation guides, operational documentation, and knowledge articles for repeatable support processes.
• Ensure compliance with enterprise security policies, banking regulations, audit expectations, and change management processes.
• Work with Panorama, FortiManager, FireMon, Tufin, ServiceNow, IPS technologies, TCP/IP, VPN, routing, and enterprise networking tools.
• Participate in SDLC, change management, security governance, and cross-functional implementation initiatives with infrastructure, application, cloud, and cybersecurity teams.

Senior Network System Engineer at Bank of America (2023-11 – 2024-04)

Supported enterprise security infrastructure for Bank of America while working within Cisco engineering and operations environments.

• Managed Palo Alto and Cisco firewall operations across enterprise production environments.
• Performed firewall migrations, policy implementations, production support, and post-change validation.
• Resolved complex firewall, routing, access, and VPN issues impacting business-critical applications.
• Assisted with migration planning from legacy Nokia firewall platforms to Check Point environments.
• Validated firewall policies before and after migrations to reduce production risk and minimize business impact.
• Performed change implementation, rollback validation, health checks, and operational documentation for firewall projects.

Senior Network Security Engineer at Cisco (Client: Bank of America) (2021-03 – 2023-10)

• Administered enterprise Palo Alto, Check Point, and Cisco security platforms supporting large-scale financial services environments.
• Managed firewall policies, NAT, App-ID, Threat Prevention, URL Filtering, and enterprise access control requirements.
• Supported Cisco ISE integration, NAC workflows, authentication-related troubleshooting, and IPSec/SSL VPN connectivity.
• Installed, migrated, and supported TippingPoint IDS/IPS devices as part of enterprise security modernization efforts.
• Decommissioned legacy network security and monitoring appliances as part of infrastructure modernization projects.
• Supported migration of legacy Nokia firewall environments to Check Point and Fortinet platforms.
• Performed advanced troubleshooting using Wireshark, firewall logs, CLI commands, packet captures, and traffic analysis.
• Supported enterprise production incidents, maintenance windows, firewall upgrades, and cross-functional implementation efforts.

Senior Firewall Engineer at Bank of America (2018-02 – 2021-02)

Managed enterprise firewall environments supporting banking applications, users, and production connectivity requirements.

• Configured and maintained Palo Alto, Fortinet, Cisco ASA, and Check Point firewalls.
• Performed firewall upgrades, policy optimization, VPN support, health checks, and incident response activities.
• Implemented firewall policy requests following enterprise change management and security review standards.
• Supported migration from legacy firewall platforms to Check Point technologies.
• Performed firewall rule cleanup, compliance validation, audit support, and operational documentation.

Senior Network Operations Engineer at RBC Capital Markets (2016-11 – 2018-01)

Supported enterprise routing, switching, firewall, and security operations in a financial services environment.

• Resolved production connectivity issues and supported infrastructure upgrades.
• Monitored enterprise network performance, responded to incidents, and escalated complex issues as needed.
• Performed router, switch, firewall, VPN, and access-related troubleshooting using logs and packet-level analysis.
• Worked with cross-functional teams during production maintenance windows and network change implementations.

Senior Network Engineer at The Coca-Cola Company (2016-08 – 2016-11)

Supported enterprise LAN/WAN infrastructure, routing, switching, VPN, and firewall administration.

• Configured Cisco routing and switching devices supporting corporate network connectivity.
• Performed network monitoring, incident resolution, troubleshooting, and documentation.
• Supported infrastructure upgrades, production implementations, and network maintenance activities.

Network Engineer at Harley-Davidson Motor Company (2016-02 – 2016-06)

Supported Cisco routing and switching infrastructure and firewall administration in an enterprise environment.

• Configured VLANs, switch ports, basic routing, and enterprise network connectivity.
• Assisted with troubleshooting LAN/WAN issues, access problems, and network performance concerns.
• Supported hardware deployment, network documentation, and operational support tasks.

Specialist (E-4) at United States Army Reserve (2025-05 – Present)

• Support mission readiness, logistics operations, teamwork, and leadership in a military environment.
• Maintain accountability of equipment, operational readiness, and compliance with Army standards.
• Work effectively in high-pressure environments requiring discipline, communication, and problem solving.

Master of Science in Information Assurance – Wilmington University

Bachelor of Technology in Electrical & Electronics Engineering – JNTU Hyderabad