Top Senior Linux Jobs in San Diego, CA

Develop scalable Java and Spring Boot microservices, REST APIs, distributed event-driven systems, and real-time AWS applications supporting financial market clearing and risk operations. Optimize database access and SQL performance, work with Kafka, MongoDB or PostgreSQL, conduct software testing and risk analysis, address security vulnerabilities, follow SDLC and Agile practices, and assist production support.

Leads enterprise software architecture across Red 6’s AR defense products and future platforms. Defines architecture roadmaps, governance, engineering standards, modernization initiatives, and secure cloud, edge, embedded, real-time, AI/ML, simulation, and mission software architectures. Partners with engineering, product, systems, program, and executive teams; guides integrated hardware/software systems, aircraft and avionics integration, digital engineering, risk mitigation, customer engagements, staffing, and mentorship. Ensures scalable, secure, reliable, maintainable, and mission-ready software ecosystems.

Lead and grow a software engineering team building real-time, event-based, low-latency scalable systems. Drive SDLC transformation with agentic AI workflows, enforce governance, remove blockers, mentor developers, and ensure solutions meet business needs and quality standards.

Lead and deliver the re-architecture and development of the Verification platform, building scalable Golang microservices, frontend tooling (React/TypeScript), and AI-driven facial recognition systems. Mentor developers, enforce solution design and code quality, estimate work, own deployments, and act as escalation for live systems.

Own FloQast’s multi-region AI platform infrastructure across AWS, including Bedrock model runtimes, sandboxed code execution, Terraform, observability, cost controls, CI/CD, security, and reliability. Support Transform, AI Matching, and AutoBuilder by managing scaling, throttling, tenant isolation, journey-based SLOs, model and prompt delivery gates, and AI-specific on-call processes across US, EU, and AU regions.

Manage a team of modeling and simulation engineers to develop high-fidelity models, overseeing technical direction and people management while ensuring alignment with strategic objectives.

Lead the technical execution of a missile defense program, ensuring structural integrity through analysis and validation of models while managing cross-functional teams.

The Deputy Chief Engineer will lead technical execution for a missile defense program, ensuring integrity in structural analysis and promoting cross-functional teamwork.

Lead design, implementation, testing, and support of FreeWheel's high-scale video advertising platform. Own feature lifecycle, produce technical specs, write efficient code, integrate components, and maintain documentation. Provide production support, mentor junior engineers, collaborate with product and operations, and drive technical innovation and architectural decisions.

Design, build, test, and maintain iOS and Android mobile applications with accessibility, localization, and offline support. Own releases, perform code reviews, collaborate with QA, research mobile trends, write technical documentation, provide post-launch support, and mentor junior engineers. Must work variable schedules including nights and weekends as needed.

Senior engineer owning Data components of the Streaming Hub: troubleshoot Tier-2 customer issues, improve reliability and performance of distributed backend systems, build automation and observability tooling, support live events and releases, collaborate with engineering and client services to drive operational efficiency and customer satisfaction.

Leads Pfizer’s enterprise cloud and infrastructure transformation strategy, including multi-cloud platforms, AI/ML infrastructure, networking, data center modernization, automation, observability, DevOps, resiliency, and security. Partners with executives, architects, and engineering leaders to establish roadmaps, standards, operating models, and scalable cloud-native capabilities. Develops senior technology leaders and drives complex initiatives across a global, matrixed organization while aligning technical investments with scientific and business priorities.

Own and scale an end-to-end fleet of checkout robots: browser automation, merchant-family classification, and scheduling. Improve machine-tested checkout coverage from ~21% to >80% while controlling cost per check. Navigate anti-bot defenses, instrument correctness with dashboards and ledgers, and co-author the seat charter that defines measurable coverage and reliability. Ship fast, diagnose hard failures, and operate production fleets with strong judgment and ownership.

Leads multiple agile teams responsible for enterprise server operating system content, patching infrastructure, automation products, and service offerings. Manages vendor compliance and outsourced patching operations, resolves escalated automation issues, coordinates service-provider recovery planning, and communicates performance, processes, risks, and solutions to executives and cross-functional stakeholders. Drives improvements in compute automation, infrastructure reliability, and internal customer experience.

Lead a team of systems engineers to design, develop, test, sustain and deliver advanced flight simulator display and whole-system training solutions for military platforms. Manage technical approaches, suppliers, planning, and cross-functional stakeholder engagement while supporting Agile Release Train processes and driving process and product improvements across the program lifecycle.

Develop and execute P-8 mission systems scenario test procedures in integration and software labs, act as an Electronic Warfare Operator to test Radar/EO-IR/IFF/ESM subsystems, document defects, support systems-level integration and testing, and advise software teams on feature integration and defect resolution.

Design, code, test, deploy, and maintain event-driven Java/Spring services on Kubernetes using Kafka. Use AI agents to accelerate delivery, apply CI/CD, resolve vulnerabilities, troubleshoot infrastructure, and collaborate across teams to deliver enterprise-scale payment and liquidity fulfillment solutions.

Lead design, build, and automate a low-latency Solace PubSub+ platform. Drive automation-first infrastructure, apply AI-assisted engineering, create tooling, enforce standards, troubleshoot L3 issues, and collaborate with architects, operations, and development teams to ensure scalable, resilient, and observable middleware infrastructure.

Lead engineer who designs, automates, provisions, operates, and maintains Internet network solutions. Drives complex issue resolution, develops diagnostic and automation tools, executes migrations and upgrades, ensures security/compliance, assesses production risk, and collaborates across teams to meet SLAs.