Revanth Reddy Bhavanam
Atlanta
Summary
Senior Network & Security Engineer with 10 years of experience in designing, implementing, and supporting enterprise network and security solutions across data center, cloud, and multi-vendor environments.
Strong expertise in firewall technologies (Palo Alto, Cisco ASA/FTD, Check Point, Juniper SRX), VPNs, routing and switching, and network security architecture. Hands-on experience in data center technologies (Cisco Nexus, ACI), load balancing (F5), and automation using Python and Ansible.
Proven ability in handling large-scale migrations, troubleshooting critical production issues, and improving network security posture in complex enterprise environments.
Overview
8
8
years of professional experience
Work History
Senior Network & Security Engineer
Caterpillar Inc, East Peoria, IL
Illinois City
04.2025 - Current
- Managing enterprise firewall environments (Cisco ASA, FTD, Palo Alto) including policy configuration, NAT, ACLs, and troubleshooting.
- Administering Palo Alto firewalls using Panorama and implementing App-ID, User-ID, URL filtering, and threat prevention.
- Configuring IPSec/IKEv2 VPNs (site-to-site and remote access) for secure connectivity.
- Managing Firepower devices including upgrades and IPS tuning.
- Supporting Cisco ISE, TACACS+, and RADIUS for authentication and access control.
- Implementing security controls such as ACLs, port security, DHCP snooping, SNMP, and logging.
- Monitoring and analyzing logs using Splunk, NetFlow, SolarWinds, and Wireshark.
- Working on Nexus (2K/5K/7K/9K) and ACI including VPC, FEX, and L2/L3 configurations.
- Managing F5 LTM/GTM and traffic flow optimization.
- Automating network configurations using Python and Ansible.
- Supporting VMware-based environments for testing and deployments.
- Troubleshooting routing protocols (OSPF, BGP) and network issues.
Network Security Engineer
BNSF Railway, Fort Worth
Texas City
10.2024 - 04.2025
- Led migration from Cisco ASA, Check Point, and Juniper SRX to Palo Alto firewalls.
- Converted NAT, ACLs, and security policies from L4 to L7 using App-ID.
- Deployed Palo Alto firewalls (PA-3220/5260/7050) in HA across data centers.
- Implemented SSL decryption, URL filtering, threat prevention, and security profiles.
- Designed VPN solutions for 15,000+ users using Cisco Firepower (IPSec/IKEv2).
- Managed 200+ firewalls across multi-vendor environments.
- Supported Cisco ACI deployments and Nexus integrations.
- Automated network configurations using Ansible and Python.
- Integrated Cisco ISE and RSA for authentication and access control.
- Used Splunk, SNMP, and Syslog for monitoring and security analysis.
Network Administrator
Humana Health
Louisa
08.2022 - 10.2024
- Managed Palo Alto, Cisco ASA, Check Point, and Juniper SRX firewalls.
- Configured NAT, ACLs, VPNs, application filtering, and URL filtering.
- Deployed Palo Alto virtual firewalls in VMware NSX environments.
- Configured IPSec VPNs using Juniper SRX.
- Integrated Bluecoat Proxy for secure web filtering and traffic control.
- Implemented Cisco ISE for authentication across wired and wireless networks.
- Used SolarWinds and NetFlow for monitoring and troubleshooting.
- Optimized firewall rules using AlgoSec and improved policy efficiency.
- Configured Cisco switches and VLANs in enterprise environments.
Network Engineer
Hewlett-Packard Enterprise (HPE)
Hyde
02.2020 - 04.2022
- Supported Check Point, Cisco ASA, and Juniper SRX firewalls for troubleshooting and policy management.
- Deployed and upgraded Check Point firewalls (R77.30).
- Analyzed firewall logs using Splunk and MySQL.
- Managed F5 LTM/GTM load balancers for application delivery.
- Worked on Nexus switches and routing protocols (OSPF, BGP).
- Supported Aruba wireless and Cisco ISE authentication systems.
- Handled VPN connectivity and network troubleshooting.
Network Operations Engineer
Datatel Networks
Cheney
05.2018 - 02.2020
Education
Some College (No Degree) - Computer Science And Engineering
Malla Reddy University
Indiahoma, OKSkills
Networking: LAN/WAN, TCP/IP, VLAN, MPLS, NAT, PAT, ACLs
Routing: OSPF, BGP, EIGRP, RIP
Firewalls: Palo Alto, Cisco ASA/FTD, Firepower, Check Point, Juniper SRX, Fortinet
Security: VPN (IPSec/IKEv2), URL Filtering, SSL Decryption, Threat Prevention
Data Center: Cisco Nexus (2K/5K/7K/9K), ACI, VPC, FEX
Load Balancing: F5 LTM, GTM, Citrix NetScaler
Monitoring: Splunk, SolarWinds, NetFlow, Wireshark
Automation: Python, Ansible
Authentication: Cisco ISE, TACACS, RADIUS
Wireless: Cisco WLC, Aruba APs
Cloud/Virtualization: AWS, VMware, NSX
Timeline
Senior Network & Security Engineer
Caterpillar Inc, East Peoria, IL
04.2025 - Current
Network Security Engineer
BNSF Railway, Fort Worth
10.2024 - 04.2025
Network Administrator
Humana Health
08.2022 - 10.2024
Network Engineer
Hewlett-Packard Enterprise (HPE)
02.2020 - 04.2022
Network Operations Engineer
Datatel Networks
05.2018 - 02.2020
Some College (No Degree) - Computer Science And Engineering
Malla Reddy University