Network Engineer Palo Alto

Snithika Reddy Mamidi

USA (Open to Relocate) - **************@*****.*** - +1-774-***-****

Summary

Network Engineer with 3+ years of experience in configuring, monitoring, and securing enterprise networks. Skilled in managing Cisco and Palo Alto devices, implementing VLANs, VPNs, routing protocols (BGP, OSPF), and maintaining firewalls, wireless networks, and cloud-based infrastructure (AWS, Azure). Proficient in network automation (Ansible, Python), IPAM (Infoblox), and performance monitoring using SolarWinds, NetFlow, and Wireshark. Strong troubleshooting, documentation, and change management expertise in dynamic IT environments. Education

Master of Science, Business Analytics Dec 2024

Clark University, Worcester, USA

Bachelor of Technology in Computer Science May 2021 Jawaharlal Nehru Technological University, India

Skills

Networking: TCP/IP, DNS, DHCP, BGP, OSPF, EIGRP, VLAN, NAT, ACL, VPN (IPsec/SSL), QoS, STP, SNMP

Devices: IOS, Nexus, Cisco ASA, Palo Alto, Meraki, FortiGate, F5 LTM, Aruba APs, WLAN Controllers

Monitoring & Analysis: SolarWinds, Wireshark, NetFlow, PRTG, Splunk, Grafana, Nagios

Automation & Scripting: Python, Bash, Ansible, SecureCRT, Terraform

Cloud & Virtualization: AWS (VPC, EC2, Route Tables, NAT Gateway), Azure, VMware vSphere/ESXi, Hyper-V, KVM

Security: Firewall policy, IPsec/SSL VPN, RADIUS, TACACS+, SIEM, Nessus

Network Services: IPAM (Infoblox), DHCP relay, DNS zone management, NTP, Syslog

Documentation & ITSM: Visio, Confluence, ServiceNow, Change Logs, Network Diagrams, Rack Elevation Diagrams

Operating Systems: Linux (RHEL, CentOS, Ubuntu), Windows Server, Active Directory

Certifications: Certified Entry Level Python Programmer, Tableau Desktop Specialist Experience

Syneos Health Worcester, MA

Network Engineer Aug 2024 - Current

Designed and implemented BGP and OSPF routing across Cisco ISR routers to ensure seamless path selection and dynamic failover; regularly reviewed routing tables, updated neighbor relationships, and verified convergence as part of weekly maintenance.

Managed Palo Alto NGFWs by configuring security policies, NAT rules, and application filters; conducted routine policy audits, threat signature updates, and responded to alerts from Panorama and SIEM dashboards.

Provisioned F5 BIG-IP LTM load balancers by creating virtual servers, pools, and monitors; collaborated with application teams to test new deployments, troubleshoot SSL offloading issues, and adjust health checks as needed.

Administered IP address management using Infoblox for DNS, DHCP, and IPAM; handled daily tasks like lease cleanup, static reservations, zone file edits, and monitoring of DNS propagation during changes.

Configured and maintained IPsec VPN tunnels on Cisco ASA and Palo Alto for remote workforce and inter-office connectivity; regularly tested tunnel uptime, rotated PSKs, and integrated RADIUS with Duo for MFA.

Used SolarWinds, NetFlow, and interface statistics to monitor network health; proactively investigated interface errors, traffic spikes, and CPU loads across 100+ switches and routers during daily health checks.

Deployed and managed Meraki APs and switches, configured SSIDs with traffic shaping, and enforced Layer 3/7 firewall rules; performed firmware upgrades and client troubleshooting as part of weekly operations.

Created and updated technical documentation in Visio and Confluence, including network diagrams, IP address schemas, cabling layouts, rack elevations, and change logs to support change management and compliance. Value Momentum India

Network Engineer Dec 2020 - Dec 2022

Configured and maintained VLANs, trunk ports, and inter-VLAN routing across 30+ Cisco Catalyst switches using VTP and trunk encapsulation; responded to user port issues, implemented MAC sticky policies, and adjusted VLAN assignments during moves/adds/changes.

Administered Cisco ASA firewalls by managing ACLs, NAT rules, and VPN access; conducted periodic policy reviews, user cleanup, AnyConnect license monitoring, and coordinated with vendors for firmware patches.

Deployed and supported Aruba wireless controllers and access points; created SSIDs, applied client roles based on RADIUS attributes, and troubleshot RF issues using Aruba AirWave and controller logs.

Assisted in SD-WAN rollout using Meraki MX, establishing site-to-site VPN mesh across 20+ branches; monitored uplink failovers, configured traffic shaping, and escalated with ISPs for connectivity issues.

Performed deep packet inspection using Wireshark to analyze retransmissions, latency, and asymmetric routing; generated capture files for escalations and documented findings for post-incident reports.

Scheduled and validated monthly backups of router/switch/firewall configurations via SCP/TFTP; used Git for version control and compared diffs to identify unauthorized changes or misconfigurations.

Used Infoblox for DHCP scope maintenance, DNS zone delegation, and IP reservation management; supported endpoint teams by resolving lease conflicts and expanding subnet pools as needed.

Processed change requests, documented incident response steps in ServiceNow, performed root cause analysis, and participated in weekly operations meetings to present recurring network fault metrics and preventive plans.

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