Top Linux Jobs in San Diego, CA

Oversee the safe and reliable operation of a harbour tug’s engine room, propulsion systems, generators, auxiliary machinery, and technical equipment. Perform preventive and corrective maintenance, troubleshoot failures, maintain technical records, monitor engineering consumables, coordinate with vessel and shore teams, and ensure compliance with maritime safety, environmental, and operational standards.

Develops and improves manufacturing processes to increase efficiency, quality, and productivity. Provides hands-on production support, troubleshoots process issues, maintains work instructions and standard operating procedures, supports tooling and equipment improvements, analyzes production data, and participates in Lean continuous improvement, root cause analysis, and corrective actions.

Build electromagnetic and multiphysics models for plasma-enabled antennas and communications hardware. Conduct simulations, parameter sweeps, trade studies, uncertainty analysis, and optimization; correlate model results with laboratory measurements such as S-parameters and radiation patterns. Develop reproducible workflows, investigate discrepancies between simulations and hardware tests, document assumptions and validation, and provide technical recommendations to guide prototypes and design decisions.

Build and automate cloud environments using Infrastructure as Code, develop CI/CD pipelines, maintain secure and reliable platforms, monitor infrastructure, and troubleshoot complex cloud issues. Senior-level responsibilities include defining architectural strategy, creating roadmaps, capacity planning, and leading cross-functional engineering projects. The role requires on-call participation, occasional weekend support, and light travel.

Mechanical Engineer who brings real-world product development and manufacturing expertise into an AI engineering collaboration platform. Responsibilities include validating product concepts, translating engineering workflows into requirements, supporting customer demos, reviewing CAD and design processes, and partnering with Product, Design, Engineering, Sales, and customers. The role requires expertise in design reviews, change management, supplier collaboration, and taking complex mechanical products from concept through production.

Leads mechanical engineering for MEMS and silicon photonics optical switches, overseeing precision mechanical design, structural and thermal simulation, prototyping, manufacturing support, vendor management, first article inspections, and engineering change control. Builds and organizes the mechanical team, drives designs from concept through production, manages reliability and root-cause analysis, and collaborates cross-functionally to deliver robust telecom and data center products.

Designs, administers, secures, and optimizes Windows, Linux, virtualization, cloud, and hybrid infrastructure environments. Responsibilities include managing Active Directory, Group Policy, DNS, DHCP, VMware, Hyper-V, Azure, and Microsoft 365; troubleshooting escalated issues; monitoring performance; patching systems; improving automation, backups, and disaster recovery; maintaining documentation; and participating in on-call support.

The Process Engineer improves manufacturing processes, reduces waste and costs, increases capacity, and resolves production challenges. Responsibilities include Lean and continuous improvement projects, workflow and layout optimization, fixture and equipment design, SOP development, CAD-based solutions, DFM, automation and capital equipment evaluation, process qualification, and supplier quality support. The role collaborates with production, quality, and plant leadership and requires up to 10% domestic and international travel.

Maintains and supports the Linux-based LoBoS high-performance computing cluster at NIH, including operating systems, hardware, storage, scientific applications, security patching, monitoring, troubleshooting, and technology upgrades. The role conducts infrastructure assessments, advises management, supports Authority to Operate requirements, coordinates modernization and maintenance budgets, develops recommendations, manages project plans, and collaborates with scientific and technical stakeholders to sustain research workflows.

Develop and maintain accessible, scalable web applications using React and JavaScript. Own complex engineering work from design through deployment, integrate RESTful APIs, build automated tests with Cypress and Playwright, support CI/CD through GitHub Actions, troubleshoot performance issues, contribute to architecture and coding standards, collaborate cross-functionally, and mentor junior engineers.