Network Engineer

Zachary Piper Solutions is seeking a Network Engineer to support a long-term federal program focused on enterprise network security and infrastructure modernization. This position is 100% on-site in Pearl Harbor, HI. Candidates must have an active DoD Secret security clearance.

The Network Engineer will provide Tier III engineering expertise across enterprise firewalls, VPNs, DMZ environments, and network security appliances. This role combines hands-on network engineering with complex troubleshooting, secure infrastructure design, and operational improvements supporting mission-critical services.

Responsibilities of the Network Engineer include:

• Design, configure, deploy, and maintain enterprise firewall, VPN, and DMZ infrastructure
• Engineer and troubleshoot Juniper firewalls and Cisco network and security appliances
• Provide Tier III escalation support for complex network security, connectivity, and infrastructure issues
• Coordinate with network operations and engineering teams on incident response, root cause analysis, problem resolution, and vendor escalations
• Plan and execute network upgrades, integrations, configuration changes, and security enhancements
• Develop and validate Engineering Implementation Plans, maintenance procedures, rollback plans, and technical documentation
• Improve network performance, reliability, and security through infrastructure optimization and defense-in-depth controls
• Develop SOPs, technical procedures, and engineering standards while identifying opportunities for automation
• Support off-hours maintenance, incident response, and an on-call rotation

Required Qualifications for the Network Engineer include:

• Bachelor’s degree and 8–12 years of relevant experience; additional experience may substitute for education at the hiring manager’s discretion
• Must have an Active DoD Secret Security Clearance
• Active DoD 8570 IAT Level III certification, such as CISSP, CASP+, or CCNP Security
• Active associate-level network vendor certification from Cisco, Juniper, Palo Alto, or F5 Networks
• Extensive experience engineering, configuring, maintaining, and troubleshooting enterprise firewalls, VPNs, and DMZ infrastructure
• Strong hands-on experience with Juniper firewalls and Cisco network and security appliances
• Experience with routing, switching, MPLS, BGP, OSPF, IS-IS, VLANs, Spanning Tree, LLDP, VoIP, and multicast
• Strong knowledge of IP addressing, subnetting, network architecture, enterprise topologies, and network security controls
• Experience providing Tier III support, coordinating vendor escalations, and performing root cause analysis
• Experience planning enterprise network changes, upgrades, and maintenance activities
• Experience with network automation and Infrastructure as Code using Ansible and Python
• Ability to participate in on-call coverage and off-hours maintenance

Compensation for the Network Engineer includes:

Salary Range: $100,000–$110,000 annually, depending on experience

Benefits: Medical, Dental, Vision, 401(k) Plan, Paid Holidays, PTO, and Sick Leave as Required by Law

This job opens for applications on 11/06/2026. Applications for this job will be accepted for at least 30 days from the posting date.

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