Top Senior Linux Jobs in San Diego, CA

Senior Oracle Developer responsible for designing, upgrading, and maintaining Oracle-based applications (PL/SQL, APEX, Forms). Lead migrations, manage integrations (APIs, SFTP, Pub/Sub), perform performance tuning, testing, and documentation, and collaborate with stakeholders to deliver and modernize systems.

Own electrical hardware development from requirements and architecture through schematic capture, PCB layout, bring-up, debugging, testing, documentation, and production release. Design mixed-signal, power, communications, and instrumentation boards for demanding environments. Build test fixtures, support manufacturing and field deployment, investigate failures, and collaborate with mechanical, thermal, firmware, test, and supply-chain teams. The role requires hands-on ECAD layout, production hardware experience, and cross-functional engineering judgment.

Develop and support SAP BRIM solutions across Subscription Order Management, Convergent Invoicing, Convergent Charging, and FI-CA. Build ABAP enhancements, APIs, workflows, integrations, billing and revenue-management functionality, and financial processes. Perform testing, debugging, performance optimization, production support, documentation, and technical governance. Collaborate with architects, functional consultants, integration teams, and stakeholders while supporting subscription-based and usage-based billing implementations.

Designs, develops, deploys, and supports enterprise integrations using Boomi and Oracle Integration Cloud. Connects Oracle E-Business Suite, SaaS applications, databases, logistics providers, and partner systems through APIs, messaging, batch, and file transfers. Responsibilities include integration architecture, data transformation, testing, monitoring, troubleshooting, production support, security, incident resolution, technical documentation, code reviews, and mentoring developers.

Owns the full software lifecycle for embedded real-time products, including requirements capture, architecture, coding, testing, QA, maintenance, and end-of-life planning. Develops software involving embedded Linux, communications, databases, user interfaces, and hardware/software co-design. Leads complex development efforts, creates testing strategies, manages product lifecycle activities, participates in code reviews, improves development processes, and mentors junior engineers while working closely with customers.

Design and operate Go backend services for listing and settling prediction-market contracts. Lead migration from Python and Airflow, build provider data pipelines, reconcile events idempotently, and develop resilient settlement logic for failures and corrections. Establish engineering standards, make architecture decisions, mentor engineers, participate in on-call and incident response, and collaborate with trading, compliance, operations, and product teams.

Designs, programs, tests, troubleshoots, commissions, and supports industrial control systems for food processing equipment. Responsibilities include PLC, HMI, VFD, servo, electrical, and industrial network development; machine debugging; field start-up; root cause analysis; technical documentation; risk resolution; and cross-functional project coordination. The role provides customer and internal technical support and may travel occasionally for installation, commissioning, and troubleshooting.

Provides scientific, engineering, analytical, and programmatic support for DOE/NNSA nuclear security research and development programs. Reviews technical proposals, projects, experiments, risks, schedules, costs, and performance; prepares assessments, reports, briefings, and recommendations; coordinates technical reviews and stakeholder collaboration; supports program planning, tracking, workforce development, and rapid-response requirements. Requires advanced STEM education, specialized nuclear or energetic materials experience, DOE Q clearance eligibility, strong communication skills, and travel to facilities and partner sites.

Investigate escalated hardware issues in restaurant environments, reproduce failures, capture logs and network packets, run office and warehouse testing, conduct stability and stress tests, manage RMA diagnosis and repairs, and communicate root-cause findings to engineering teams in China. The role also documents field issues, supports product improvements, and requires collaboration with restaurants, support teams, and technical staff.

Leads the development, construction, commissioning, and startup of a greenfield chemical-processing facility. Responsibilities include capital project execution, process engineering, contractor coordination, construction oversight, troubleshooting, reliability planning, safety and regulatory compliance, process hazard analysis, MOC and PSM initiatives, operating procedure development, and ongoing plant engineering support after startup.