infrastructure-security jobs in San Diego

A pre-sales architect who drives security opportunities from identification through delivery, working closely with clients to understand their security concerns and design tailored cyber security solutions. The role combines sales engineering, solution architecture, and technical advisory—qualifying opportunities, building reference architectures, delivering technical presentations and demos, and acting as a trusted consultant to optimize clients' security strategies.…See more Requires deep knowledge of security tools (vulnerability management, threat detection, IAM, infrastructure, cloud), ability to manage proposals and pipeline, and capacity to mentor team members and provide thought leadership.

This mid-level Systems Engineer role focuses on deploying, managing, and maintaining Red Hat OpenShift clusters in on-premises government environments. Core responsibilities include Kubernetes and OpenShift administration, Linux system management, cluster monitoring and troubleshooting, security hardening (including STIG implementation), and collaboration with development teams.…See more The role requires an active Secret clearance, one DoD 8570 IAT Level II certification (Security+, CySA+, CCNA Security, GICSP, GSEC, or SSCP), and 1+ years of OpenShift experience plus 3–5 years of Linux administration background.

SDSU seeks a senior Systems Administrator IV to design, implement, and optimize enterprise infrastructure across on-premises and cloud environments, supporting the university's academic, research, and business operations. The role requires leading complex infrastructure projects, automating administrative processes using PowerShell, Bash, or Python, implementing security controls and disaster recovery strategies, and mentoring junior systems administrators.…See more Key responsibilities include administering servers, directory services, virtualization, and cloud platforms; performing advanced troubleshooting; and establishing technical standards and practices. The ideal candidate has extensive experience in enterprise server infrastructure, cloud services, Windows/Linux environments, virtualization, configuration management, and technical project leadership.