enterprise-infrastructure jobs in San Diego

Level II Systems Engineer role combining architectural oversight, hands-on server administration, and cybersecurity compliance in a secure defense environment. Responsibilities include continuous software sustainment, zero-downtime production deployments, Linux/Windows enterprise server administration (including VMware vSphere and AWS), Agile methodology application, and DISA STIG compliance enforcement.…See more Requires 3+ years systems engineering experience with modern Agile practices and 2+ years recent operational experience administering scalable virtualized enterprise environments.

The Windows Platform Engineer will administer, secure, and maintain enterprise Windows Server environments (2016, 2019, 2022) across a large-scale Department of Defense network. Responsibilities include patching, vulnerability remediation, STIG compliance, IAVA remediation, and full infrastructure lifecycle management (installation, configuration, monitoring, upgrades, decommissioning).…See more The role requires 2–5 years of Windows Server and enterprise systems administration experience, an active Secret clearance, and current Security+ certification.

This Site Reliability Engineer role focuses on maintaining, securing, and troubleshooting Windows Server 2016, 2019, and 2022 systems in a large-scale enterprise environment supporting the Navy-Marine Corps Intranet. Responsibilities include Windows Server administration, patching, IAVA vulnerability remediation, STIG compliance, and operational support for mission-critical systems.…See more The role requires 2–5 years of IT experience, active Security+ certification, and an active Secret security clearance, with work performed at the customer location on unclassified or classified systems.

Lead enterprise infrastructure design and administration for a major public university, managing on-premises and cloud environments across thousands of users. Design complex systems, lead infrastructure projects, automate operations using PowerShell/Bash/Python, implement security and disaster recovery strategies, and mentor junior systems administrators.…See more Requires deep expertise in Windows/Linux servers, virtualization, cloud platforms, directory services, and enterprise infrastructure security.

Senior Systems Engineer responsible for full-lifecycle systems and network engineering for enterprise infrastructure, including design, implementation, integration, upgrade, sustainment, and security. Develops and maintains engineering documentation, assembles test plans and specifications, and supports cybersecurity and Risk Management Framework (RMF) documentation for system accreditation.…See more Conducts site surveys and assessments to recommend optimal configurations, and integrates emerging capabilities including AI, automation tools, and data visualization into enterprise workflows.