network-infrastructure jobs in San Diego

Senior Network Specialist supporting high-performance computing environments, responsible for designing, integrating, and maintaining complex IT systems and network solutions. Role involves systems engineering, software development, integration, testing, and IT infrastructure design to support mission-critical environments.…See more Requires 4+ years of technical experience with systems engineering, software development, and enterprise computing, plus an active Top Secret clearance.

Undergraduate student contractor providing IT infrastructure support for the Naval Aviation Enterprise's airborne networking project at NIWC PAC. Responsibilities include cable management and organization, server rack inventory verification and auditing, workstation setup and deployment, and IT equipment disposal support.…See more The role requires hands-on infrastructure maintenance, physical hardware auditing, and coordination with government leads to support network monitoring systems for tactical aviation platforms.

Install, maintain, and repair security systems including alarms, surveillance cameras, and access control devices. Conduct site surveys, configure and program hardware and software, troubleshoot issues, and install low voltage wiring and electronic locks.…See more Test system components, document all work, respond to emergency calls, and evaluate existing systems for upgrades.

Manage infrastructure deployment projects across network rooms, data centers, and enterprise campuses, coordinating physical implementation of WiFi systems, data networks, switches, firewalls, and server environments. Work cross-functionally with construction, engineering, operations, and third-party vendors to deliver on-site infrastructure work including fiber installation, structured cabling, and low-voltage systems.…See more Ensure quality assurance of all installations, identify risks and dependencies, and produce weekly/monthly status reports. Requires 5+ years of program/project management experience in network infrastructure or technology deployment, with hands-on exposure to physical network infrastructure and data center environments.

The Cybersecurity Engineer II will design, engineer, and deploy cybersecurity and network defense solutions across complex DoD environments, with hands-on responsibility for SIEM, IDS/IPS, firewalls, and vulnerability management platforms. The role involves configuring Splunk Enterprise, conducting network and security analysis with tools like Wireshark and Tenable, and leveraging automation and APIs to improve security operations.…See more The engineer will support DoD Computer Network Defense requirements, integrate solutions across Windows, Linux, and network infrastructure, and collaborate with government and vendor teams throughout acquisition, testing, and deployment. The position requires 5–7+ years of hands-on cybersecurity and network defense experience, a Bachelor's degree in a related technical field, and an active U.S. national security clearance.

This role provides IT risk management and cybersecurity oversight for a large, multi-location enterprise environment. Key responsibilities include triaging security alerts and IOCs, conducting IT security audits (network, OS, data center), administering Microsoft 365 Defender for Cloud and endpoint protection platforms, managing vulnerability assessments, and assisting with cloud migrations to Azure and Microsoft 365 services.…See more The role requires 5+ years of IT experience in large environments, IT audit experience, Security+ or Cloud+ certification, and hands-on administration of Active Directory, SIEM tools, and service-desk ticketing systems.