Top Senior Linux Jobs in San Diego, CA

Build and maintain high-performance Apache Iceberg lakehouse infrastructure, including compaction, snapshot expiry, manifest rewriting, and orphan-file cleanup. Develop Rust-based query-routing services, connectors, and production systems with strong data integrity under concurrency and failure conditions. Review open-source contributions, debug customer environments, manage releases, and participate in on-call support.

Administer and maintain large-scale Oracle 19c environments on physical servers and Exadata systems. Responsibilities include installation, configuration, patching, performance tuning, RAC management, STIG-based security hardening, backup and disaster recovery using RMAN and Data Guard, and legacy schema preparation for cloud migration.

Lead two or more software engineering teams building and operating TopstepX, a real-time trading platform. Responsibilities include coaching and developing engineers, hiring and capacity planning, prioritizing delivery amid changing needs, and ensuring system availability, performance, quality, and resilience. The role requires leadership of production systems, incident response, observability, reliability investments, and collaboration with Product and business stakeholders.

Owns technical direction for a connected HVACR product line, including system architecture, requirements, integration, testing, validation, performance, reliability, and technical risk management. The role coordinates mechanical, electrical, firmware, and software engineering teams and external development and manufacturing partners. It also provides technical leadership, mentorship, documentation, requirements traceability, and guidance on engineering workflows and best practices.

Develops and supports PeopleSoft Financials and Oracle Fusion ERP solutions. Responsibilities include troubleshooting financial modules, translating business requirements into technical designs, developing integrations and customizations, automating processes, creating tests, supporting implementations and conversions, documenting systems, delivering enhancements, improving processes, training users, and coordinating cross-functional projects.

Leads performance testing across projects, designing and executing scripts with JMeter and LoadRunner. Analyzes results, creates reports and dashboards, configures testing tools, and provides performance insights to stakeholders. The role requires expertise in load, stress, and capacity testing, web and database protocols, performance monitoring tools, and strong leadership and communication skills.

Checks mechanical design definitions for form, fit, function, manufacturability, and compliance. Uses Creo CAD, PDMLink, GD&T, MBD, and tolerance analysis to review models and drawings. Leads design, manufacturing, assembly, and test reviews; resolves complex engineering issues; supports configuration management; and mentors junior personnel. The role supports the W93 weapons system development program and collaborates with engineers, scientists, technicians, government customers, and production agencies.

Develop and maintain applications supporting eight paper mills across Windows and SQL Server environments. Responsibilities include .NET development, SQL query and database object creation, source control, requirements gathering, troubleshooting, and collaboration with internal and external customers. The role requires strong communication, analytical, organizational, and problem-solving skills, with occasional project-based travel. Web development experience is beneficial, while Windows desktop development experience is preferred.

Designs, builds, and maintains Azure-focused CI/CD pipelines and Terraform-managed infrastructure for client environments, with AWS support on cross-cloud engagements. Advises on infrastructure security, containerization, Kubernetes deployments, reliability, and troubleshooting across application layers. The role also mentors engineers, documents reusable DevOps patterns, presents technical solutions to stakeholders, and helps establish repeatable architectures across client engagements.

Lead development and delivery of control system strategies for batch and continuous chemical processes. Serve as technical lead on control and automation projects, troubleshoot control systems and networks, define control standards, improve instrumentation and motor control, and support OT cybersecurity and compliance within an R&D/process manufacturing environment.