Top Senior Linux Jobs in San Diego, CA

Administer and engineer physical and virtual infrastructure for NAVAIR, including servers, workstations, virtual machines, containers, networking, backups, software, and user access. Troubleshoot hardware and software, maintain documentation and disaster recovery plans, provide technical support, and participate in Agile planning. Secure and continuously monitor information systems according to DoD guidance, including RMF and STIG compliance activities.

Lead administration of three on-premises SharePoint farms and oversee upgrades to SharePoint Server Subscription Edition. Responsibilities include architecture, infrastructure planning, migrations, testing, patching, service application configuration, security, governance, backups, disaster recovery, troubleshooting, documentation, and stakeholder collaboration. The role also manages VMware vSphere infrastructure and coordinates with SQL DBAs. Requires extensive SharePoint administration experience, an active Top Secret clearance with SCI eligibility, U.S. citizenship, and DoD 8140 IAT II certification.

Develop and maintain enterprise Java applications using Spring Boot and REST APIs; design and optimize SQL/Oracle queries; collaborate on UI (Angular preferred); integrate systems (JMS/Kafka/GIS); conduct code reviews, mentor juniors, and participate in Agile development.

Defines and validates 48V power system solutions for AI servers, telecom, industrial, and server applications. Responsibilities include power product and IC requirements, system architecture, reference designs, simulation, validation platforms, power integrity and thermal analysis, lab debugging, and technical documentation. The role leads cross-functional collaboration with customers, sales, marketing, design, and validation teams to develop integrated power solutions.

Validate, analyze, and optimize DDR5 memory power systems and modules. Develop bench automation software, simulation models, and power-analysis tools; conduct hands-on measurements; provide customer technical support; collaborate with design, product, test, and packaging teams; and produce specifications, datasheets, validation reports, test plans, and other technical documentation.

Leads semiconductor product engineering from silicon bring-up through production sustaining. Responsibilities include characterization, qualification, release, yield optimization, reliability analysis, test correlation, root-cause resolution, customer issue management, and cross-functional technical leadership. The role focuses on power semiconductor products and requires mentoring junior engineers while improving product quality, test efficiency, cost, and manufacturing outcomes.

Directs public cloud enablement for the developer community, overseeing AWS Lambda and DevOps environments, governance, risk management, technology support, and program initiatives. Leads technical teams, budgets, vendors, change management, quality standards, availability management, and strategic planning. Advises senior leaders, drives organizational change, develops cloud governance and certificate capabilities, and ensures compliance, cost-effective delivery, and operational excellence across technology functions.

Develop and architect Java-based applications with BPM capabilities, web interfaces, APIs, and microservices. Build cloud-native solutions using Docker, Kubernetes, OpenShift, and AWS EKS. Create automated unit and end-to-end tests, support CI/CD, collaborate with stakeholders and UX teams, and monitor and troubleshoot production releases. The role requires strong Java, Spring Boot, frontend framework, database, messaging, and cloud expertise while contributing to large-scale solutions leveraging generative AI.

Leads the design, development, integration, testing, validation, and troubleshooting of electrical and electronic systems for aerospace and defense projects. Responsibilities include circuit card assembly development, wiring design, PCB design, technical documentation, design reviews, multidisciplinary collaboration, mentoring junior engineers, and process improvement. The role requires expertise in circuit design, PCB fabrication, communications protocols, system safety, and aerospace electronics, along with eligibility for a Secret security clearance.

Designs, builds, secures, deploys, and supports Azure IoT solutions for manufacturing clients. Responsibilities include Azure IoT infrastructure, edge connectivity, device provisioning, industrial protocol integration, networking, Infrastructure as Code, CI/CD, monitoring, security hardening, vulnerability remediation, resilience testing, and operational support. The role collaborates with firmware and embedded teams and supports laboratory, factory, and client-site deployments.

Design, develop, deploy, and support scalable SaaS services and web front ends for identity assurance and passwordless authentication products. Own features end to end, implement automated testing, participate in on-call support, research technologies, and collaborate across engineering, operations, and support teams. The role requires expertise in Java, Spring, Kubernetes, cloud development, relational and NoSQL databases, distributed systems, authentication flows, and modern frontend frameworks.

Designs and implements scalable automated and manual test suites for mobile, desktop, SaaS, distributed systems, database migrations, and performance testing. Partners with engineering teams on CI/CD quality gates, environment automation, and full development lifecycle activities. Leads performance testing strategy, analyzes bottlenecks and metrics, and troubleshoots complex microservices. Requires strong automation, Selenium/BDD, continuous delivery, and distributed systems expertise.

Build scalable AI capabilities for Fidelity Wealth, partnering with business, product, architecture, data, and platform teams. Develop secure, reliable, production-ready solutions; apply modern software architecture, cloud platforms, testing, and design patterns; lead technical discussions; mentor engineers; and deliver end-to-end full-stack systems.

Develop and maintain automated testing frameworks, scripts, and CI/CD pipelines. Design and execute functional, regression, application, performance, and quality testing while leveraging AI for test generation, data creation, defect prediction, and process improvement. Collaborate with QA and cross-functional teams, report testing metrics, evaluate emerging tools, and promote automation and AI-driven testing best practices.

The Hardware Development Engineer designs and develops high-performance GPS receivers, managing all design phases from concept to production, ensuring compliance with quality and performance standards.