Network Engineer - Secret Cleared

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

Job summary

Zachary Piper Solutions is seeking a Network Engineer to support a DoD program focused on enterprise network security and infrastructure engineering. This 100% onsite role in Norfolk, VA or Pearl Harbor, HI will lead firewall, VPN, and DMZ engineering while providing advanced troubleshooting and security support.

The Network Engineer will work on routing, switching, and security, develop technical documentation, and participate in after-hours support and on-call rotations.

Qualifications

• Active Secret clearance required.

Responsibilities

• Configure, maintain, and troubleshoot enterprise firewalls, VPNs, and DMZ environments, primarily using Juniper and Cisco technologies.

Skills

Active Secret clearance

5-8+ years experience

Juniper firewalls

Enterprise VPNs

DMZ architecture

BGP

OSPF

MPLS

VLANs

ACLs

Routing

Switching

Network security

Python

Ansible

Education

Bachelor's degree

Active IAT Level III certification

Vendor certifications: Cisco, Juniper, Palo Alto, F5 (associate level)

Tools

Python

Ansible

Job description

Zachary Piper Solutions is seeking a Network Engineer to support a long-term Department of Defense program focused on enterprise network security and infrastructure engineering. This position is 100% onsite in Norfolk, VA or Pearl Harbor, HI and supports Navy enterprise network operations. The Network Engineer will lead firewall, VPN, and DMZ engineering efforts while providing advanced troubleshooting and security support.

Responsibilities of the Network Engineer:

• Configure, maintain, and troubleshoot enterprise firewalls, VPNs, and DMZ environments, primarily using Juniper and Cisco technologies.
• Provide Tier III engineering support, incident resolution, root cause analysis, and vendor escalation.
• Execute firewall upgrades, security hardening, vulnerability remediation, and network configuration changes.
• Develop implementation plans, SOPs, TTPs, and technical documentation.
• Support routing, switching, network security, and enterprise connectivity initiatives.
• Participate in maintenance windows, after-hours support, and on-call rotations.
• Assist with network automation using Python, Ansible, and infrastructure-as-code tools.

Qualifications of the Network Engineer:

• Active Secret clearance
• Bachelor's degree
• 5-8+ years of experience
• Active IAT Level III certification
• Active associate-level certification from Cisco, Juniper, Palo Alto, F5
• Extensive hands-on experience with Juniper firewalls, enterprise VPNs, and DMZ architecture.
• Strong understanding of BGP, OSPF, MPLS, VLANs, ACLs, routing, switching, and network security.
• Experience supporting enterprise network infrastructure, security remediation, and complex technical troubleshooting.
• Availability for onsite work, off-hours maintenance, and on-call support.

Compensation for the Network Engineer includes:

• Compensation: $100,000-$110,000 depending on experience
• Benefits: Medical, Dental, Vision, 401(k) Plan, Holidays, PTO, and sick leave as required by law

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Keywords: Senior Network Engineer, Firewall Engineer, VPN Engineer, Juniper, Cisco, Palo Alto, F5, SRX, VPN, DMZ, Network Security, Tier III, BGP, OSPF, MPLS, VLAN, ACL, Routing, Switching, Security Hardening, Vulnerability Remediation, CISSP, CASP+, CCNP Security, IAT Level III, Ansible, Python, Secret Clearance, DoD, NMCI.