Senior Network Security Engineer - DoD, Pearl Harbor

Zachary Piper, LLC; Honolulu (HI); On-site; USD 100,000 - 110,000; Full time

Benefits offered by this job

Medical, Dental, Vision

401(k) Plan

Paid Holidays

PTO

Sick Leave

Job summary

Zachary Piper Solutions is seeking a Network Engineer to support a long-term federal program focused on enterprise network security and infrastructure modernization. This on-site role in Pearl Harbor, HI requires an active DoD Secret clearance and hands-on expertise with Juniper and Cisco security devices.

Responsibilities include deploying firewall/VPN/DMZ infrastructure, defining engineering procedures, and performing Tier III incident response and root-cause analysis.

Qualifications

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

Responsibilities

• Design, configure, deploy, and maintain enterprise firewall, VPN, and DMZ infrastructure.
• Engineer and troubleshoot Juniper firewalls and Cisco network/security appliances.
• Provide Tier III escalation support for complex network security and connectivity issues.
• Coordinate with network teams on incident response, RCAs, and vendor escalations.
• Plan and execute network upgrades, integrations, and security enhancements.
• Develop and validate Engineering Implementation Plans, maintenance procedures, and change docs.
• Improve network performance and security through optimization and defense-in-depth controls.
• Develop SOPs and engineering standards; identify automation opportunities.
• Support off-hours maintenance and on-call rotation.

Skills

Active DoD Secret Clearance

IAT Level III

Routing & Switching

MPLS & BGP

OSPF/IS-IS/VLANs

On-call readiness

Security controls knowledge

Education

Bachelor’s degree

Tools

Juniper firewall

Cisco network appliances

Ansible

Python

Vendor certifications (Cisco/Juniper/Palo Alto/F5)

Job description

Zachary Piper Solutions is seeking a Network Engineer to support a long-term federal program focused on enterprise network security and infrastructure modernization. This on-site role in Pearl Harbor, HI requires an active DoD Secret clearance and hands-on expertise with Juniper and Cisco security devices.

Responsibilities include deploying firewall/VPN/DMZ infrastructure, defining engineering procedures, and performing Tier III incident response and root-cause analysis.