Network Systems Engineer IV (Secret Clearance)

Zachary Piper Solutions; San Diego (CA); Hybrid; USD 160,000 - 190,000; Full time

Benefits offered by this job

PTO

Paid Holidays

Medical Insurance

Dental Insurance

Vision Insurance

401k

Job summary

Zachary Piper Solutions seeks a Network Security Engineer IV for the U.S. Navy program in San Diego, CA. Responsible for designing, implementing, and testing network devices and services at physical and IP levels, with emphasis on secure connectivity, routing, switching, and firewall solutions.

The role requires five to eight years of experience, an active Secret clearance, and certifications in IAT II and Cisco. This is a 100% onsite position with full benefits and competitive compensation.

Qualifications

• Master's degree in computer science, information technology, or related field.
• Active Secret Clearance is required.
• 5-8+ years of related experience.
• IAT II certifications (CySA+, Security+, CCNA-Security, GICSP, GSEC, SSCP).
• Cisco Certifications (CCNA, CCNP, CCDP) preferred.
• Experience implementing and troubleshooting network infrastructure (routing, VLANs, VPC).
• Proficiency with NAC solutions, preferably Aruba ClearPass.
• Experience with Zerto-Trust architectures and on-call support.

Responsibilities

• Provide engineering and operational support for network infrastructure in a Navy program.
• Design, implement, and test network devices and services at physical and IP levels.
• Monitor, analyze, and troubleshoot network performance (Zabbix, inMON).
• Configure VPCs, VLANs, routing, VPNs, and network peering.
• Maintain security controls including 802.1X, Zero Trust, and NAC solutions.
• Install and maintain enterprise wireless infrastructure.

Tools

Aruba ClearPass

Zerto-Trust

IPsec/VPN

AWS/Azure Networking

OSPF/BGP

Job description

Zachary Piper Solutions is seeking a Network Security Engineer IV to support a U.S. Navy program in San Diego, CA. The team is seeking an experienced network engineer to design, implement, and test network devices and services at the physical and IP packet levels for the division. Details below:

Clearance: Secret clearance

Location: San Diego, CA (100% onsite)

This job opens for applications on 8/26/2026 Applications for this job will be accepted for at least 30 days from the posting date

Responsibilities of the Network Systems Engineer:

• Provide engineering and operational support for RDT&E/SRDT&E network infrastructure, including installations, upgrades, STIG compliance, and performance optimization.
• Monitor, analyze, and troubleshoot network performance using tools such as inMON Traffic Sentinel and Zabbix.
• Design and maintain secure connectivity between enterprise and multi-cloud environments (AWS and Azure).
• Configure and support VPCs, VLANs, routing, virtual gateways, and network peering solutions.
• Monitor and resolve cloud connectivity, bandwidth, and latency issues in collaboration with cloud engineering teams.
• Develop and execute network testing plans, validate performance, and document results.
• Track, manage, and resolve network issues through corrective action and regression testing processes.
• Deploy and maintain routing, switching, firewall, and boundary protection solutions using HPE Aruba and Palo Alto technologies.
• Configure and troubleshoot routing protocols (OSPF, BGP) and secure VPN technologies (IPsec).
• Implement and manage network security controls, including Aruba ClearPass, 802.1X authentication, and Zero Trust architectures.
• Install and maintain enterprise wireless infrastructure supporting indoor and outdoor network coverage.

Qualifications of the Network Systems Engineer:

• Active Secret Clearance
• Master's degree in computer science, Information Technology, or related field
• 5-8+ years of related experience
• IAT II certifications (one of the following): CySA+, Security+, CCNA-Security, GICSP, GSEC, SSCP
• Cisco Certifications (one of the following): CCNA, CCNP, CCDP
• Experience implementing and troubleshooting network infrastructure layers 1-3 (routing protocols, VLANs, VPC)
• Proficient with Network Access Control (NAC) solutions, preferably Aruba ClearPass Policy Manager
• Experience implementing Zerto-Trust network architectures
• Ability to provide on call support if needed

Compensation of the Network Systems Engineer:

• Total compensation based on experience level - $160,000-$190,000 **based on experience level**
• Full Benefits: PTO, Paid Holidays, Medical, Dental, and Vision, 401k

#LI-MK1 #LI-Onsite

Keywords: VLAN Design, VLAN Architecture, Network Segmentation, LAN Switching, Layer 2 Switching, Layer 3 Routing, Ethernet Networking, Trunking Protocols, 802.1Q, Spanning Tree Protocol (STP), Rapid Spanning Tree (RSTP), Switch Configuration, Network Infrastructure, IP Addressing, IPv4, IPv6, Subnetting, CIDR, Cisco, secret, top secret, ts/sci, W2, opentowork, hiring, onsite, Routing Protocols, Static Routing, NAC, Network access control, aruba, clearpass, IP, STIG, security, cyber, CISSP, CCNA, CCNP, Dynamic Routing, OSPF, EIGRP, BGP, Access Control Lists (ACLs), Network Security, Secure Traffic Flows, Traffic Management, Quality of Service (QoS), Packet Analysis, Network Troubleshooting, OSI Model, OSI Layers 1-4, Physical Layer Troubleshooting, Data Link Layer, Network Layer, Transport Layer, Connectivity Analysis, Network Diagnostics, Fault Isolation, Root Cause Analysis, Network Operations, Infrastructure Support, Network Engineering, Enterprise Networking, WAN Technologies, LAN Technologies, Network Performance Monitoring, Performance Optimization, Bandwidth Management, Latency Analysis, Throughput Optimization, Capacity Planning, Network Scalability, Infrastructure Growth Planning, High Availability, Redundancy, Network Reliability, Change Management, Configuration Management, Infrastructure Design, Network Architecture, Cisco Networking, Routing and Switching, TCP/IP, DNS, DHCP, Enterprise Infrastructure, Systems Integration, Technical Documentation, Operational Support, Incident Resolution, Network Monitoring Tools, Performance Analysis, Infrastructure Modernization, Network Administration, Telecommunications