Network Systems Engineer - Mid Level with Security Clearance

Zachary Piper Solutions is seeking a Network Systems Engineer - Mid Level to support a large-scale Department of Defense enterprise network in a 100% onsite environment based in Pearl Harbor, HI, with alternate locations based in Whidbey Island, WA or Norfolk, VA. This role serves as a Tier III escalation point responsible for complex network engineering, troubleshooting, security, configuration management, and lab validation across a geographically dispersed enterprise environment. Responsibilities for the Network Systems Engineer - Mid Level Include:

• Engineer, configure, and troubleshoot large-scale LAN/WAN/WLAN environments, including Cisco routers and switches, SD-WAN, MPLS, VPNs, wireless, firewalls, VLANs, OSPF, BGP, EIGRP, and multicast
• Serve as a Tier III escalation point for complex network issues, performing root cause analysis and developing solutions to improve network performance, reliability, and availability
• Support network security and infrastructure changes by applying defense-in-depth principles, DISA STIGs, configuration baselines, Engineering Implementation Plans, and change management processes
• Perform lab testing and pre-production validation of firmware, security patches, configurations, and network deployments while documenting risks, remediation, and implementation procedures Qualifications for the Network Systems Engineer - Mid Level Include:
• 6-12 years of relevant systems/network engineering experience, depending on degree level, with strong Tier III troubleshooting experience in large-scale enterprise networks
• Active Secret clearance
• IAT Level III certification ; CCNA, CCNP, or CCIE certification required
• Advanced experience with LAN/WAN/WLAN, network boundary engineering, routing and switching, SD-WAN, MPLS, VPNs, OSPF, BGP, EIGRP, multicast, and network security
• Experience supporting geographically dispersed enterprise networks and working within SAFe Agile environments using JIRA Compensation for the Network Systems Engineer - Mid Level Include:
• Salary Range: $110,000 - $120,000
• Comprehensive Benefits: Medical, Dental, Vision, 401(k), PTO, Sick Leave if required by law, and Holidays Work Location:
• 100% onsite in Pearl Harbor, HI, with alternate locations in Whidbey Island, WA or Norfolk, VA.

This job opens for applications on 8/25/2026. Applications for this job will be accepted for at least 30 days from the posting date.

Keywords: Systems Engineer, Systems Engineering, Network Engineer, Network Engineering, Network Systems Engineer, Tier III Support, Tier 3 Support, Network Troubleshooting, Enterprise Network, LAN, WAN, WLAN, SD-WAN, MPLS, VPN, Cisco, Routing, Switching, OSPF, BGP, EIGRP, Multicast, VLAN, Wireless, Firewalls, Network Security, DISA STIG, IAT Level III, CCNA, CCNP, CCIE, Secret Clearance, Root Cause Analysis, Configuration Management, Network Infrastructure, Network Architecture, Lab Validation, JIRA, SAFe Agile, DoD, Defense, Enterprise Network #LI-CG2 #LI-ONSITE