Designing, implementing, and supporting secure network and application delivery infrastructure using Cisco, Palo Alto, F5, and Aviatrix technologies.
Developing and enforcing firewall rules, NAT policies, segmentation strategies, and secure remote access solutions (e.g., IPSec, SSL VPN, SD-WAN).
Deploying and tuning F5 BIG-IP appliances for secure application delivery, load balancing, and access control.
Architecting and managing secure multi-cloud connectivity using Aviatrix, including integration with cloud-native services.
Using database and configuration management tools to track changes, audit compliance, and support performance analysis.
Own network security posture : enforce segmentation, zero-trust principles, firewall policies, and cloud-native controls.
Applying structured change management processes to security infrastructure upgrades, incident response, and policy changes.
Testing and validating security hardware / software for new deployments, upgrades, and compliance initiatives.
Developing scripts or automation tools to support security monitoring, configuration management, and reporting.
Knowledge of :
Administration and maintenance of network and security operating systems and applications, including Cisco IOS / NX-OS, PAN-OS, F5 TMOS, Aviatrix Controller, Panorama, GlobalProtect, threat prevention, and SSL decryption.
Secure network architecture, design, and integration using protocols such as TCP / IP, EIGRP, OSPF, BGP, STP, and advanced routing and segmentation strategies.
Firewall and security policy design using Cisco ASA / Firepower and Palo Alto NGFWs, including application-layer filtering, threat prevention, and VPN technologies.
Application delivery and security using F5 BIG-IP modules (LTM, ASM, APM) and iRules for traffic management and access control.
Design secure and highly available Hybrid cloud network architectures . Multi-cloud networking and security using Aviatrix, including transit gateways, segmentation, encryption, and policy enforcement across AWS, Azure, and GCP.
Perform deep packet analysis, root cause investigations, and performance / security tuning.
Voice and unified communications security protocols including UDP, RTP, RTCP, and QoS considerations.
Network and security performance monitoring tools (e.g., SolarWinds, Splunk, SecureX, Cortex XDR) and log analysis for threat detection and response.
Operating system commands and utilities for network and security diagnostics (e.g., Linux, CLI, PowerShell, Bash).
Best Regards,
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Network Administrator • Jacksonville, FL, United States
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