Senior Network Security Engineer
Zachary Piper Solutions - Sierra Vista, Arizona, United States, 85635
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Overview
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Overview
Senior Network Security Engineer to join a National Defense Contract located in
Sierra Vista, AZ
through 100% onsite presence . The Senior Network Security Engineer will support 24/7 secure network operations, focusing on Tier III support, network optimization, and service ticket resolution. Responsibilities of the
Senior Network Security Engineer
include: Operate & maintain centralized secure network solutions, supporting 24/7/365 Global Cyber Center operations with network status updates Apply standard policy configuration updates Manage & resole service tickets using JIRA and ServiceNow platforms Escalate unresolved issues to higher-tier teams when needed Provide clear, regular updates on ticket and system statuses to leadership Work with stakeholders to assess legacy environments & identify network enhancements Investigate & apply network optimization strategies to meet performance benchmarks Contribute to advanced Tier III support with in-depth network troubleshooting Qualifications of the Senior Network Security Engineer include: 8+ years of experience and a Bachelor's degree 6+ years of experience and a Master's degree Experience with Palo Alto NGFW, VMware, Red Hat, and InfoVista Strong knowledge of SDN concepts and multiple vendor technologies (Cisco, Juniper, Dell, etc.) Hands-on with LAN/WAN, BGP, VPN, TCP/UDP, IPSec, and firewall protocols Familiarity with ServiceNow, JIRA, and network management tools (e.g., Cisco Prime, Panorama) Comfortable with Linux scripting, network monitoring (SNMP, NETMON), and Git-based tools IAT Level II (Sec+) Active Secret Clearance Preferred: CCNP, experience with NetSecOps tools (Salt, Ansible, Terraform, etc., familiar with CI/CD pipelines, Kafka, Elastic, Grafana, and more Keywords: network security engineer, network security, engineer, engineering, engineers, sierra vista, arizona, az, fort huachuca, secure network operations, tier III, tier III support, tier 3 support, network optimization, service ticket, service ticket resolution, global cyber center, GCC, network status, policy configuration, JIRA, servicenow, service now, network troubleshooting, palo alto, ngfw, next generation firewall, next-generation firewall, dep packet inspection, dpi, intrusion prevention system, ips, layer 7 protection, threat intelligence integration, vmware, virtualization, red hat, red hat enterprise linux, rhel, infovista, info vista, SDN, cisco, juniper, dell, IAT II, IAT III, IAT level II, IAT level III, CCNA, CySA+, CySA, GICPS, GSEC, Security+, Security +, Security Plus, SecurityPlus, CND, SSCP, CASP, CASP+ CE, CCNP, CISA, CISSP, GCEDS, GCIH, CCSP, dod cleared, dod clearance, secret clearance, secret, secret cleared, secret security clearance, security clearance, security cleared, digital modernization, AGUN operations, AGUN, army global unified network, jira service desk, palo alto ngfw, sdn, software defined network, appgate, app gate, LAN, WAN, BGP, TCP/UDP, IPSec, Routing, L2, L3, Firewalls, Cisco DNA, Junos Space, SFTP, SSH, SCP, SNMP, NTP, secure file transfer protocol, secure shell, secure copy protocol, simple network management protocol, network time protocol, CCNP, certified cisco network professional, Linux, Linux shell, Linux scripting, Ci/CD, CICD, GitLab, Confluence, NetSecOps, network performance management, NETMON, LiveAction, Live Action, escalations, salt, git, Ansible, Terraform, Puppet, network element, Netflow, Elastic, Kafka, Grafana, Prometheus, Nexus Repo #LI-SW1 #LI-ONSITE #J-18808-Ljbffr