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🥝 Network Engineer - IV

Crossfire Consulting Corporation | Branchburg Township, New Jersey, United States | Posted May 16, 2026

Job Description

[Contract Length] | Branchburg, NJ | Hybrid 1 day/week in office, remainder remote



Our company is seeking a proactive Network Security Engineer to lead F5 firewall deployments and support secure, scalable network infrastructure. This Network Security Engineer role combines hands-on implementation, advanced troubleshooting, and automation to strengthen enterprise network security while supporting enterprise modernization initiatives.



Network Security Engineer Responsibilities




  • Lead the full lifecycle deployment and configuration of F5 firewalls and secure network infrastructure.

  • Perform advanced L1 L3 troubleshooting to resolve complex connectivity, routing, and performance issues.

  • Monitor and optimize network health using NMS, SIEM, SNMP, and element management systems.

  • Support infrastructure...

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