Senior Network Security Engineer

GTN Technical Staffing

Doral, FL(remote)

JOB DETAILS
SKILLS
BGP, CCNP - Cisco Certified Network Professional, CISSP - Certified Information Systems Security Professional, Cisco ASA (Adaptive Security Appliance), Cisco Catalyst Switches, Cisco Network Systems, Cisco Nexus Switches, Communication Skills, Computer Security, Documentation, Engineering, Enterprise Protection, Firewall Administration, Firewalls, HSRP (Hot Standby Router Protocol), Hybrid Cloud, Identify Issues, Internet Security, Intrusion Detection Systems, Intrusion Prevention Systems, JNCIS - Juniper Networks Certified Internet Specialist, Juniper Networks Product Family, Network Administration/Management, Network Routing, Network Security, Network Security Design, Network Support, Network Switching, Open Shortest Path First Protocol (OSPF), QoS (Quality of Service), Regulatory Compliance, Remote Access, Security Architecture, Security Information and Event Management (SIEM), Security Monitoring, Sophos Antivirus, Technical Writing, U.S. National Institute of Standards and Technology (NIST), VLAN (Virtual Local Area Network), VPN (Virtual Private Network), VRRP (Virtual Router Redundancy Protocol), Wide Area Network (WAN), Willing to Travel
LOCATION
Doral, FL
POSTED
1 day ago

Our client is seeking a Senior Network Security Engineer to design, implement, and support secure enterprise network infrastructures across a diverse portfolio of clients. This role focuses on enterprise networking, cybersecurity, firewall administration, SD-WAN, and compliance within highly regulated environments.

This is a 100% remote position with up to 25% travel for client implementations and major infrastructure projects.
Key Responsibilities
  • Design, implement, and support enterprise network infrastructure across multi-site and hybrid cloud environments.
  • Configure and manage enterprise firewall platforms including Palo Alto, Fortinet, Cisco ASA/Firepower, Juniper SRX, and Sophos.
  • Administer enterprise routing and switching utilizing BGP, OSPF, HSRP/VRRP, VLANs, QoS, Cisco Catalyst/Nexus, Juniper, Aruba, and Meraki technologies.
  • Design and support SD-WAN, VPN, and secure remote access solutions.
  • Implement network segmentation, Zero Trust architecture, and security hardening initiatives.
  • Support compliance efforts for CMMC Level 2, NIST 800-171, and SOC 2 environments.
  • Configure and maintain IDS/IPS, NAC, SIEM integrations, and security monitoring tools.
  • Respond to network security incidents and assist with remediation efforts.
  • Develop network diagrams, technical documentation, and audit-ready change records.
  • Partner with engineering teams and clients to successfully deliver infrastructure and security projects.
Required Qualifications
  • 6+ years of enterprise network and security engineering experience.
  • Strong experience with enterprise firewall platforms, preferably Palo Alto, Fortinet, and Cisco.
  • Expertise in enterprise routing, switching, SD-WAN, and VPN technologies.
  • Experience implementing network segmentation and Zero Trust security models.
  • Working knowledge of CMMC Level 2, NIST 800-171, and SOC 2 compliance requirements.
  • Experience with IDS/IPS, Cisco ISE, Aruba ClearPass, or SIEM platforms.
  • Strong troubleshooting, documentation, and communication skills.
  • Ability to travel up to 25%.
Preferred Certifications
  • PCNSE
  • Fortinet NSE 4+ (or equivalent)
  • CCNP Enterprise or Security
  • JNCIS
  • CISSP (preferred)

About the Company

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GTN Technical Staffing