Network Infrastructure Engineer (Secret Clearance) with Security Clearance

Zachary Piper Solutions is seeking a Network Infrastructure Engineer to support a U.S. Navy program in San Diego, CA. The team is seeking an experienced network engineer to design and implement VLAN architectures and support enterprise network engineering across layers 1-4. Details below: Clearance: Secret clearance Location: San Diego, CA (100% onsite) This job opens for applications on 7/17/2026 Applications for this job will be accepted for at least 30 days from the posting date Responsibilities of the Network Infrastructure Engineer: * Architect and deploy VLAN designs and network segmentation solutions to enhance security, performance, and scalability across enterprise environments.
* Configure and maintain Layer 2 switching technologies, including trunking protocols and Spanning Tree configurations, to ensure resilient network connectivity.
* Develop and implement IP addressing plans, subnetting strategies, and Layer 3 routing solutions to support efficient network operations.
* Diagnose and resolve network issues across OSI Layers 1 through 4 by analyzing physical infrastructure, connectivity, and protocol behaviors.
* Configure, optimize, and support routing protocols, Access Control Lists (ACLs), Quality of Service (QoS) policies, and secure traffic management controls.
* Conduct network performance monitoring, trend analysis, and capacity planning to support infrastructure growth, reliability, and future business requirements.
Qualifications of the Network Infrastructure Engineer: * Active Secret Clearance * Bachelor's degree from an accredited university and 8+ years of enterprise network engineering experience * IAT II certifications (one of the following): CySA+, Security+, CCNA-Security, GICSP, GSEC, SSCP
* Deep understanding of structured cabling standards (TIA/EIA) and fiber/copper infrastructure.
* Hands-on experience designing and implementing VLAN and Layer 3 routing solutions.
* Proven ability to troubleshoot across physical and logical network layers.
Compensation of the Network Infrastructure Engineer: * Total compensation based on experience level - $140,000-$160,000 **based on experience level**
* Full Benefits: PTO, Paid Holidays, Medical, Dental, and Vision, 401k
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