Top Senior Linux Jobs in San Diego, CA

Design and validate custom tooling, test fixtures, and jigs for high-volume electronics manufacturing. Create CAD models, drawings, BOMs, ECOs, and technical documentation; provide DFM/DFT feedback; perform tolerance analysis; select manufacturing processes; collaborate with engineering teams, contract manufacturers, and vendors; support prototyping, tool release, and pilot builds; and help scale liquid cooling solutions and troubleshoot electromechanical systems.

Lead architecture, development, and operation of globally scaled payments and billing systems. Own subscription billing, payment providers, invoicing, reconciliation, security, compliance, reliability, and modernization. Use and advance AI-agent workflows for engineering, incident response, testing, and anomaly detection while enforcing strict human review and PCI safeguards. Mentor engineers, guide technical strategy, and collaborate with Product, Finance, Risk, Platform, and Analytics.

Leads capital equipment projects for plastics manufacturing from concept through production startup. Responsibilities include capacity planning, equipment specifications, RFQs, vendor evaluation, installation, commissioning, process optimization, OEE improvement, cost reduction, and compliance with OSHA, LOTO, ANSI, and NFPA standards. Partners with operations and engineering teams to improve utilization, efficiency, safety, and product quality.

Maintains, repairs, disassembles, inspects, and fabricates complex plastic injection molds and tooling. Uses precision machining and welding equipment to restore or modify components, troubleshoots production defects, supports mold trials, documents maintenance, and recommends tooling improvements. Coordinates with production, quality, and engineering teams while following safety, 5S, and lean manufacturing practices. May train junior toolmakers and technicians.

Lead mechanical design and development of neuromodulation medical devices from prototyping through manufacturing. Responsibilities include design reviews, prototype development, verification and validation testing, test fixture creation, design control documentation, engineering change orders, manufacturing transfer, continuous improvement, and quality investigations. The role requires advanced SolidWorks expertise, medical device commercialization experience, regulatory knowledge, manufacturing fluency, risk analysis, GD&T, and statistical design methods.

Develop and maintain complex Java systems, including designing, developing, testing, troubleshooting, and documenting software components. Gather and document requirements, review system documentation, and provide software updates or configuration changes. The role requires collaboration, independent work, effective communication, and delivery of quality solutions within scheduled timeframes.

Manages process technology for chemical manufacturing operations, focusing on process safety, environmental compliance, yield, quality, cost reduction, and continuous improvement. Leads process modifications, capital project development, process design, startup support, root-cause investigations, audits, PHA/HAZOP studies, SIS and process control evaluations, and regulatory reporting. Provides engineering support to plant operations and maintenance while ensuring compliance with safety, environmental, quality, and feed certification requirements.

Serves as a hands-on technology leader for G&A business systems, supporting procurement, legal, finance, HR, and facilities applications. Owns configuration, enhancements, integrations, testing, security administration, compliance, and outsourced support coordination. Builds AI and workflow automation solutions, improves business processes, supports SOX and ITGC controls, and partners with stakeholders on scalable enterprise applications and digital transformation.

Develop and architect mobile applications across Android, iOS, and Windows Phone platforms. Write Java, frontend, and backend code; create user interfaces; apply test-driven development and software design principles; conduct code reviews, troubleshoot bugs, manage releases, and coordinate with clients, project managers, designers, and engineers in an Agile environment.

Leads the design, development, performance, and continuous improvement of injection molding tooling. Coordinates tool design reviews, debugging, corrective actions, cost, quality, and delivery while collaborating with customers, suppliers, manufacturing, quality, engineering, and tool room teams. Provides technical support on the production floor and uses CAD, preferably SolidWorks, to review tool designs. Travel up to 25% domestically with some international travel is required.