Top Linux Jobs in San Diego, CA

Develop and maintain enterprise full-stack applications using Java, Spring Boot, Hibernate, ReactJS, JavaScript, databases, and web services. Coordinate on-site delivery, offshore engineering teams, sprint goals, technical handoffs, code reviews, CI/CD pipelines, testing, source control, and production troubleshooting across time zones.

Design and maintain Node.js and PostgreSQL backend services for order management, fulfillment, inventory, and manufacturing workflows. Own transactional data models, APIs, integrations with Shopify, Salesforce, and logistics providers, order lifecycle automation, database architecture, data integrity, testing, and CI/CD. Collaborate with product and business stakeholders to build reliable systems end to end.

Quality Analyst II evaluates digital healthcare products through exploratory, performance, API, security, accessibility, and automated testing. The role diagnoses root causes, assesses product risks, advocates for end users, documents defects, and consults with clients and development teams throughout the SDLC. Responsibilities include creating JMeter performance tests, testing APIs, maintaining Mabl and Appium automation suites, applying AI-assisted testing tools, and communicating quality recommendations and technical findings.

Design and program electrical control systems including control panel layouts, PLC and HMI programming, BOM development, testing and commissioning. Support proposals, estimates, vendor coordination, and ensure deliverables meet scope, schedule, and budget. Travel 10-15% as needed.

Administers and supports enterprise LAN, WAN, wireless, firewall, SD-WAN, Azure, proxy, and network security infrastructure. Responsibilities include configuration, monitoring, troubleshooting, performance remediation, segmentation, compliance, documentation, vendor coordination, project delivery, and tier 1/2 support. Participates in on-call and after-hours support, assists with audits and policies, cross-trains IT staff, and maintains reliable, secure network operations across multiple locations.

Leads supplier qualification, audits, PPAP approvals, supplier performance monitoring, and quality improvement initiatives. Conducts root cause analysis, corrective actions, process capability assessments, and supplier development activities. Collaborates with procurement, engineering, reliability teams, and suppliers to ensure electrical components meet quality, reliability, and performance requirements.

Leads enterprise infrastructure and operations strategy, including cloud, hosting, networking, storage, telecommunications, workplace technology, messaging, disaster recovery, and 24/7 service operations. Oversees modernization, automation, security, resilience, capacity planning, budgets, vendors, and infrastructure teams while partnering with business and technology leaders to deliver scalable, reliable services.

Build and validate autonomy software for outdoor construction robots. Responsibilities include developing ROS 2 software, working on perception, mapping, localization, manipulation, simulation, and testing, creating automated regression tests with Isaac Sim, conducting field tests, analyzing failures, and building evaluation tools. The intern will collaborate with autonomy, mechanical, electrical, and firmware teams during robot integration and field testing.

Administers mission-critical Ground Support Stations in classified, on-site environments. Responsibilities include OS rebuilds, patching, account administration, DISA STIG hardening, network and hardware troubleshooting, media imaging and duplication, SHA-256 verification, NIST-compliant sanitization, field deployments, vendor coordination, documentation, and support for operational squadrons.

Build and operate core financial infrastructure for custody, transfers, stablecoin issuance, and compliance workflows. Design reliable APIs and services, lead medium- and cross-service initiatives, improve observability and performance, strengthen security, and collaborate with product, compliance, and engineering teams in a regulated environment.