Top Senior Linux Jobs in San Diego, CA

Leads systems engineering across space-based intelligence programs, including system architecture, mission analysis, requirements development, technical performance management, interface control, verification and validation, integration and testing, risk management, and configuration control. Builds and mentors the systems engineering team, coordinates cross-functional technical activities, supports readiness and operational lifecycle activities, and establishes scalable engineering processes and standards.

Build and review end-to-end product features while leading backend and platform architecture. Own data models, PostgreSQL schemas, migrations, third-party integrations, CI/CD, infrastructure, monitoring, security, privacy, and outage response. Collaborate across product, design, marketing, and data teams, and help develop AI-assisted coding workflows. This individual contributor role requires strong backend depth, startup production ownership, technical communication, and a willingness to solve varied problems across web and mobile surfaces.

Develop and maintain Java-based applications, integrations, workflows, and services supporting an Oracle Identity Manager IAM platform. Responsibilities include troubleshooting production issues, performing root cause analysis, developing SOAP and REST integrations, configuring connectors, supporting Oracle SOA workflows, assisting with upgrades and modernization, and maintaining security and change-management documentation. The role collaborates with government stakeholders and requires the ability to obtain an IT-II security clearance.

Program, commission, install, troubleshoot, and maintain collaborative audiovisual systems for customers. Responsibilities include control and DSP programming, AV device network configuration, equipment racking, wiring, cable termination, schematic interpretation, system testing, project documentation, material procurement, deadline management, customer communication, and onsite travel. The role also leads project teams, mentors others, and coordinates closely with project managers and stakeholders.

Develop and maintain full-stack web applications and RESTful APIs using React, JavaScript, backend languages, and data platforms. Partner with clients and internal teams to design analytical solutions, optimize performance, troubleshoot issues, conduct code reviews, and document systems. Work independently on consulting engagements, manage workstreams or small teams, support business development, and apply modern engineering, cloud, CI/CD, testing, security, and observability practices.

Leads the design, programming, testing, commissioning, and startup of greenfield and retrofit industrial automation projects. Develops functional specifications, sequence-of-operations documents, PLC/DCS programs, HMI/SCADA graphics, electrical and controls schematics, instrumentation solutions, and close-out documentation. Manages project budgets and timelines, ensures compliance, serves as the primary customer interface, and mentors junior engineers. The role requires substantial hands-on technical leadership and occasional travel.

Assesses client LAN/WAN infrastructure, servers, endpoints, configurations, and security tooling against MSP and industry standards. Owns benchmarking, scorecards, service-day deliverables, documentation, SOPs, and client-facing recommendations. Identifies risks and project opportunities, reduces reactive tickets, contributes to technology standards, and coordinates handoffs with service desk, projects, and vCIO teams. The role requires onsite client meetings, weekend on-call participation, proactive infrastructure alignment, and use of Microsoft and ConnectWise tools.

Build and operate backend services, batch and real-time data pipelines, document-processing systems, APIs, integrations, and data models supporting an AI platform. Develop reliable OCR and LLM workloads, data quality monitoring, secure exports, cloud infrastructure, and CI/CD workflows. Design for distributed-system failures, authentication, authorization, and sensitive-data protection. Contribute to architecture decisions, maintain legacy services, support internal tools, mentor junior engineers, and improve engineering standards.

Leads electrical engineering, industrial automation, controls, equipment modernization, and capital projects from concept through commissioning and acceptance. Designs and implements PLC, HMI, SCADA, motor-control, motion-control, and industrial-network systems; develops specifications, budgets, schedules, and ROI justifications; coordinates contractors, vendors, maintenance teams, and integrators; oversees installation and startup; troubleshoots production equipment; and ensures compliance with electrical and machine-safety standards.

Lead the technical direction and architecture of software running on SmartThings hubs. Develop and review expert-level Rust code for resource-constrained embedded systems, including concurrency, reliability, performance, and Rust/C interoperability. Lead cross-team initiatives, improve hub-to-cloud synchronization and offline recovery, establish AI-assisted development practices, mentor engineers, and support observability, incident response, and on-call operations.