Network Administrator Sr (Network and Firewall consultant)
Jacksnoville, FL
NOT Driving JEA Vehicles
Knowledge of:
Enterprise network and security architecture, including design principles for high availability,
segmentation, and zero-trust models.
Cisco networking and security platforms (e.g., Catalyst, Nexus, ASA, Firepower, ISE) and
advanced routing protocols (EIGRP, OSPF, BGP, STP).
Palo Alto Networks technologies including NGFWs, Panorama, GlobalProtect, and threat
prevention capabilities.
F5 BIG-IP systems including LTM, ASM, APM, and iRules for secure application delivery
and traffic management.
Aviatrix multi-cloud networking and security architecture, including transit gateways,
segmentation, encryption, and policy enforcement across AWS, Azure, and Google Cloud Platform.
Voice and unified communications protocols including UDP, RTP, RTCP, and QoS
strategies.
Network and security performance monitoring tools (e.g., SolarWinds, Splunk, SecureX,
Cortex XDR) and log analysis for threat detection and optimization.
Distributed computing and hybrid cloud environments, and their impact on secure network
design and performance.
Operating system commands and utilities (Linux, Windows, CLI, PowerShell, Bash) for
diagnostics, automation, and integration.
Skill in:
Leading the design, deployment, and optimization of secure, scalable network and security
infrastructure across data center, cloud, and remote environments.
Architecting integrated solutions using Cisco, Palo Alto, F5, and Aviatrix technologies to
meet business and compliance requirements.
Conducting security assessments, risk analysis, and remediation planning for complex
network environments.
Collaborating with cross-functional teams and clients to translate business needs into secure,
high-performing technical solutions.
Troubleshooting complex, multi-layered network and security issues and performing root
cause analysis.
Automating network and security configurations using scripting and infrastructure-as-code
tools (e.g., Ansible, Terraform, Python).
Managing vendor relationships and guiding procurement decisions based on technical and
strategic requirements.
Applying structured change management processes to ensure secure and compliant
infrastructure evolution.
Testing and validating hardware/software for new deployments, upgrades, and security
compliance.
Developing and maintaining detailed documentation, architecture diagrams, and operational
runbooks.
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