Top Linux Jobs in San Diego, CA

Develop and maintain high-performance storage software across Linux, FreeBSD, and PlayStation OS, including file systems, block-layer functionality, and I/O paths. Diagnose correctness, reliability, and performance issues across kernel and user-space components using low-level debugging and profiling tools. Optimize storage workloads, write tests and documentation, and collaborate with systems and kernel engineers. Preferred experience includes UBLK, io_uring, DMA, Rust, and open-source storage contributions.

Engineer and administer Verisign’s enterprise VMware virtualization environment, including vSphere, ESXi, vCenter, clusters, networking, storage, performance, availability, upgrades, migrations, and lifecycle management. Troubleshoot complex infrastructure issues, develop automation, support modernization with VMware Cloud Foundation, maintain technical documentation, participate in incident response and on-call support, and provide technical leadership and mentoring.

Leads the design, implementation, integration, troubleshooting, modernization, and maintenance of industrial automation and control systems. Supports PLC, HMI, SCADA, historian, machine vision, and data acquisition technologies across manufacturing operations. Provides on-floor troubleshooting, technical leadership, project management, system upgrades, scripting, infrastructure migrations, and support for electrical and technological systems. Partners with manufacturing, maintenance, IT, validation teams, customers, and integrators to improve uptime, quality, efficiency, and system stability.

Designs and integrates hydraulic, pneumatic, automation, and motion-control systems for industrial and mobile applications. Creates CAD models, drawings, schematics, BOMs, estimates, and technical documentation; programs and debugs PLC-based control systems; supports prototypes, testing, manufacturing troubleshooting, validation, and customer applications. Collaborates with sales, engineering, manufacturing, vendors, and customers to deliver compliant, manufacturable solutions. Requires occasional customer-site travel for troubleshooting and sales support.

Designs, builds, and owns production-grade full-stack services and UI features for Finastra’s Azure-hosted lending platform. Responsibilities include developing C#/.NET and Angular applications, REST APIs, background services, event-driven integrations, secure and testable code, and CI/CD pipelines. The role contributes to architecture, technical documentation, code reviews, and system operational readiness while mentoring engineers. Daily use of GitHub Copilot and AI agents is expected, with strong judgment applied to all generated output.

Supports and troubleshoots AWS development, staging, and production environments for internal teams and customers. Resolves support tickets, assists with security and infrastructure implementations, documents procedures, and participates in on-call support. The role emphasizes automation, cloud technologies, networking, scripting, source control, CI/CD, containerization, and infrastructure improvement.

Designs, develops, tunes, and maintains scalable AWS cloud infrastructure and containerized application deployments. Responsibilities include managing EKS, ECS, networking, storage, CI/CD pipelines, security boundaries, monitoring, alerting, and cloud migrations. The role uses Docker, Kubernetes, Python, Bash, Datadog, and AWS services while documenting solutions under the AWS Well-Architected Framework. It also supports compliance, technical documentation, and infrastructure automation, with preferred experience in API gateways, SFTP, web servers, and Atlassian tools.

Supports metallurgy and melt shop operations through scrap analysis, alloy verification, production data analysis, yield-loss identification, process optimization, casting support, and quality assurance testing. The intern collaborates with operators, engineers, and laboratory personnel, participates in recovery and sorting projects, validates spectrometry results, and gains hands-on experience across aluminum casting and recycling operations.

Electrical Engineering Intern supporting substation reliability, preventive maintenance, safety initiatives, electrical upgrades, instrumentation and controls, HMI and PLC programming, troubleshooting, inventory management, and system documentation. The role combines office-based engineering work with hands-on industrial experience alongside electricians, operators, maintenance teams, contractors, and vendors at a steel rolling mill.

Integrate Single Sign-On capabilities into customer systems and enterprise solutions. Troubleshoot integration issues with development and systems administration teams, evaluate COTS products, and support PKI/TLS, SAML, OAuth, and OIDC implementations. Work with Linux and Windows platforms, cloud technologies, automation, networking, requirements gathering, system design, and software development lifecycle processes.

Develop, integrate, test, and maintain highly available enterprise web services supporting an ICAM solution. Build services that provide attributes and access decisions for attribute-based access control, integrate with LDAP and microservices, and support software design and operational maintenance. The role also involves automated testing, security, accessibility compliance, documentation, and communicating architecture and design concepts.

Develop, integrate, deploy, troubleshoot, and sustain enterprise software for DoD customers across the full SDLC. Build and enhance solutions using Java, Spring Boot, Python, PostgreSQL, NoSQL databases, and CI/CD practices. Collaborate with software, systems, QA, and DevOps teams; support installations, code reviews, testing, technical documentation, and defect resolution for the GATEKEEPER product.

Designs and delivers secure, scalable cloud-native self-service platforms for containerized applications and enterprise APIs. Leads Kubernetes standards, PaaS solutions, CI/CD automation, infrastructure-as-code, monitoring, DevSecOps practices, and compliance. Collaborates with stakeholders and security teams to establish technical roadmaps, improve developer experience, and ensure reliable, auditable federal systems. The role also provides technical leadership, mentoring, and end-to-end software delivery across the development lifecycle.