Top Linux Jobs in San Diego, CA

Develops, maintains, configures, and supports Symitar core banking systems and related applications. Provides Tier 1 and Tier 2 technical support, troubleshoots complex issues, develops Python programs, improves system performance, reviews code, maintains documentation, collaborates with vendors, and mentors junior staff. The role also requires cross-functional project support, compliance training, on-call availability, and flexible nights, weekends, and off-hours during month-end and quarter-end processing.

Design, develop, test, troubleshoot, and support high-volume software applications in an Agile environment. Collaborate with architects, product partners, customers, and engineers throughout the software development lifecycle. Participate in design and code reviews, automated testing, production monitoring, security, observability, and continuous improvement. Use approved AI-assisted development tools responsibly across coding, testing, debugging, analysis, and documentation while ensuring software quality, security, performance, and maintainability.

Provides technical support and automation services for laboratory instruments and robotic systems. Responsibilities include installing, operating, maintaining, troubleshooting, scripting, validating, and modifying liquid handlers, plate readers, washers, dispensers, and integrated automation platforms. The role develops methods, performs preventative maintenance and testing, trains users, documents procedures, supports compliance, and collaborates with scientific and engineering teams to improve research workflows.

The Site Reliability Engineer will maintain the availability, scalability, performance, and security of AI-powered applications and infrastructure. Responsibilities include building observability and automation, troubleshooting production incidents, conducting root-cause analyses, managing infrastructure as code, improving CI/CD and deployment practices, supporting vulnerability remediation, and partnering with engineering teams on resilient service design. The role also participates in on-call rotations, defines reliability objectives, analyzes system performance, and documents post-incident findings.

Develop and maintain automated testing solutions across functional, integration, regression, end-to-end, performance, and reliability testing. Integrate tests into CI/CD pipelines, diagnose failures, improve test stability, and monitor quality metrics. Perform manual and exploratory testing for ELD compliance solutions using Android devices, telematics hardware, and in-vehicle setups. Collaborate with engineering and product teams, review designs for testability, participate in code reviews, and support software quality improvements.

Conduct site visits and energy audits, analyze HVAC and building automation system performance, calculate energy savings, prepare engineering reports, and support HVAC and controls design. Collaborate with project managers, clients, and field engineers across facility projects.

Provides field-based reliability engineering for mobile mining equipment at an open-pit mine. Analyzes equipment performance, failures, maintenance costs, downtime, and condition-monitoring data; leads root cause investigations and defect elimination; optimizes preventive, predictive, and condition-based maintenance strategies; supports lubrication and contamination control; and drives reliability improvements, KPI tracking, and cross-functional technical initiatives.

Reviews coding problems derived from production repositories for fairness, clarity, technical soundness, and test quality. The role involves assessing code changes across unfamiliar stacks, identifying coherence issues or missing context, and writing concise justifications. Work is fully async and part-time, requiring independent judgment, strong software engineering fundamentals, and clear English writing.

Maintains and supports servers, networks, and IT infrastructure. Responsibilities include system installation and configuration, performance monitoring, troubleshooting, account and access management, backups, disaster recovery, patching, security controls, and infrastructure upgrades. Collaborates with IT teams and business departments to ensure reliable, secure, and highly available services.

Summer software engineering intern building real-time trading services, market data systems, portfolio manager tools, and production monitoring. Responsibilities span the full software development lifecycle, including design, implementation, testing, deployment, and production support. The role provides exposure to systematic trading, financial markets, low-latency systems, and collaboration with engineers, portfolio managers, and business stakeholders. High-performing interns may be considered for the following year's graduate program.