Top Linux Jobs in San Diego, CA

Provides senior technical direction for enterprise infrastructure, cloud, identity, endpoint, network, backup, and cybersecurity operations. Defines architectures, standards, roadmaps, resilience practices, and compliance controls while resolving complex incidents and infrastructure issues. Leads Microsoft cloud and automation initiatives, supports regulated operations and audits, mentors engineers, and guides cross-functional technology programs. The role is a hands-on individual contributor without formal people-management responsibility.

Build and ship full-stack customer experience, fraud, and safety tooling for support, investigations, moderation, and abuse detection. Own features from development through deployment, integrate vendor APIs, and maintain reliable production systems that protect users and support teams. Work across frontend and backend using AI coding tools, translating evolving trust, safety, and compliance needs into scalable data models and workflows.

Plans, executes, and analyzes RF performance verification for 4G LTE and 5G NR base stations and network elements. Troubleshoots performance issues through RF testing and L1/L2 log analysis, configures test equipment, integrates multivendor systems, supports customers, demonstrates products, delivers technical training, and mentors junior engineers.

Administers and supports production, test, and development applications through configuration, scripting, integrations, monitoring, maintenance, and troubleshooting. Manages data integrity, software releases, workflows, automation, vendor escalations, documentation, reporting, and internal training. Provides 24/7 on-call support through a scheduled rotation and collaborates with system administrators, application analysts, vendors, and department leadership to deliver technical solutions.

Develops, integrates, secures, tests, deploys, and supports full-stack enterprise solutions across web, digital banking, APIs, databases, cloud platforms, and Symitar/Episys systems. Responsibilities include front-end and back-end development, API integrations, database optimization, automated testing, CI/CD, documentation, production troubleshooting, security, compliance, and technical guidance throughout the software development lifecycle.

Develop and lead firmware and embedded software for IoT devices from concept through delivery. Collaborate on hardware-software integration, product design, testing, manufacturing, and customer-focused solutions. Lead new product development, conduct code and design reviews, document technical knowledge, evaluate processes, and mentor engineers in embedded systems, IoT protocols, communication technologies, and platform development.

Senior QA Engineer responsible for manual and automated testing across front-end, API, integration, and FedRAMP environments. Owns quality from requirements through production readiness, including risk-based test planning, regression coverage, automation, defect management, release communication, and CI/CD support. Collaborates with product and engineering teams, identifies testability risks, reviews other engineers’ work, and mentors junior QA staff.

Develop and support mainframe banking applications using COBOL, z/OS, CICS, JCL, and Hogan. Collaborate within Agile and Kanban delivery teams to estimate, develop, test, deploy, monitor, troubleshoot, and enhance applications. Provide production and user support, documentation, compliance maintenance, and occasional off-hours or weekend on-call coverage. Participate in Agile ceremonies and partner with business and IT stakeholders to deliver stable, high-quality solutions.

Manage planning, development, support, and enhancement of business applications and ERP. Lead and coach applications/development team, oversee integrations, reporting, data governance, vendor relationships, and SDLC from requirements through deployment and operations.

Manages hydraulic engineering projects from concept through delivery, including requirements definition, engineering calculations, component selection, CAD modeling, drawings, supplier coordination, ERP documentation, manufacturing troubleshooting, and quality sign-off. Collaborates with sales, purchasing, operations, engineering, suppliers, and shop personnel to ensure accurate and timely project completion.