Top Senior Linux Jobs in San Diego, CA

Develops, maintains, and enhances enterprise software applications in Linux environments using Java and Python. Responsibilities include designing microservices and service-oriented architectures, deploying containerized applications with Docker and Kubernetes, integrating MongoDB or MySQL databases, debugging and optimizing software, testing, and documenting development activities with Jira and Confluence. The role requires collaboration with systems engineers and an active TS/SCI clearance with polygraph.

Design and scale backend services, data pipelines, event-driven systems, and integrations supporting autonomous manufacturing operations. Build LLM agents and RAG workflows for supplier document analysis, manage PostgreSQL data models, integrate ERP and freight APIs, implement caching and rate limiting, and establish observability and incident response practices. The role requires transactional processing expertise, NLP/ML pipeline experience, and manufacturing supply chain domain knowledge.

Leads an Infrastructure Platform Engineering team responsible for production and non-production environments. Supervises daily operations, distributes workload, ensures service goals, communicates technical issues to business and technical stakeholders, manages vendors, and supports continuous improvement. The role requires enterprise IT experience, team leadership, Active Directory expertise, and familiarity with IIS, Linux, Kubernetes, Windows Server, provisioning, virtualization, networking, security, and infrastructure modernization.

Leads RF and microwave subsystem architecture, analysis, design, integration, verification, testing, and production transition for advanced radar and sensor systems. Develops RF budgets, models, requirements, interfaces, and verification strategies; troubleshoots complex performance issues; and supports qualification, manufacturing, suppliers, and field integration. Provides technical leadership, mentorship, customer briefings, design-review support, and defensible recommendations across multidisciplinary defense programs. The role involves hands-on laboratory and field activities and up to 50% travel.

Designs and supports highway and transportation infrastructure projects, including intersections, roadway widenings, interchanges, and related improvements. Responsibilities include engineering calculations, technical documentation, specifications, budgeting, scheduling, site assessments, construction support, regulatory compliance, and coordination with clients, consultants, and project teams. The role requires civil engineering expertise, highway design experience, MicroStation proficiency, and occasional travel to project sites.

Leads a team of design engineers responsible for building and electrical power management automation systems in complex facilities. Oversees BMS and EPMS designs, control panels, schematics, network architectures, sequences, submittals, QA/QC, commissioning support, and code compliance. Coordinates with project teams, vendors, customers, and construction personnel while improving design standards, workflows, templates, and documentation processes.

Lead solution architecture and modernization across Property & Casualty insurance platforms. Define target-state architectures, roadmaps, integration strategies, and cloud-native capabilities supporting policy administration, underwriting, claims, billing, distribution, and customer engagement. Partner with business and technology leaders, guide architecture reviews, modernize legacy systems, promote APIs, microservices, event-driven patterns, and identify AI and automation opportunities. Mentor technical teams and influence strategic technology decisions across multiple initiatives.

Build and operate globally distributed inference systems, including routing, capacity management, scheduling, and multi-cloud fleet scaling. Develop Rust services and Kubernetes-based infrastructure running across unreliable environments. Own production systems under significant load, diagnose failures deeply, and improve latency, reliability, and performance. The role requires strong distributed-systems experience and offers substantial responsibility in a fast-growing, in-person startup environment.

Design and develop aftermarket suspension, steering, and off-road products from concept through production. Create 3D models, toleranced drawings, BOMs, and engineering documentation; perform FEA, prototyping, vehicle fitment testing, inspections, and validation. Collaborate with suppliers, manufacturers, quality teams, engineers, and technicians while improving product performance, durability, manufacturability, and cost. The role is fully on-site in Riverside and includes hands-on shop work, vehicle component installation, and testing.

Develops synthetic CVD diamond solutions for advanced optical and thermal applications. The role supports customer engineering needs, prototypes products, creates CAD drawings, BOMs and routings, manages technical projects, and transfers qualified designs into manufacturing. Responsibilities include customer technical support, collaboration with sales and operations, market and technology trend analysis, product documentation, and domestic and international travel.