Top Linux Jobs in San Diego, CA

Leads software product development across the SDLC, including system design, Java development, cloud architecture, DevOps, test automation, performance optimization, security, and software environment management. Oversees processes and projects, identifies technical gaps, recommends system improvements, develops reliable solutions, analyzes engineering trends, and mentors colleagues. The role is hybrid in Tysons, Virginia, requiring work onsite three days weekly.

Build and evolve shared Ruby backend frameworks supporting REST APIs, asynchronous jobs, workflow orchestration, and data access. Improve system reliability, scalability, performance, observability, and developer productivity across a large codebase. Modernize Sinatra services toward Rails, strengthen testing and CI, and create reusable platform capabilities. Partner with product and infrastructure engineers, provide technical guidance, and mentor teammates.

Design, develop, validate, and sustain mechanical components and systems for mass transit braking products. Lead engineering work packages, perform CAD and engineering analyses, create technical documentation, assess risks, support testing and product release, and resolve technical issues through root-cause investigations and corrective actions. Collaborate with manufacturing, quality, supply chain, suppliers, customers, and field service teams while supporting product improvements, cost evaluations, and compliance with safety, reliability, and manufacturability requirements.

Leads enterprise, business, and solution architecture for customer and revenue transformation. Defines target-state architectures, technology roadmaps, standards, governance practices, and modernization strategies. Assesses business capabilities, risks, dependencies, technical debt, and technology investments while aligning product, engineering, delivery, operations, and leadership stakeholders. Provides strategic consulting, architecture reviews, design guidance, and executive recommendations, while mentoring architects and advancing architecture methods, reusable patterns, and organizational capability.

Installs, configures, maintains, and troubleshoots mainframe operating systems, hardware, and software. Ensures system performance, security, compliance, and operational reliability; supports backup and disaster recovery strategies; documents configurations and procedures; manages vendor support issues; and participates in rotating 24/7 on-call coverage for critical incidents.

Conduct software and hardware quality assurance through Agile testing, test-plan creation and execution, integration and long-term test monitoring, customer issue diagnosis, and validation of software, firmware, and user scenarios. The role coordinates major feature testing, identifies deviations, updates test plans, supports sprint execution, and mentors junior QA specialists while maintaining QA best practices.

Develop and deploy autonomy software for UAVs operating in GPS-denied environments. Responsibilities include SLAM, localization, mapping, sensor fusion, perception, path planning, obstacle avoidance, mission execution, fault recovery, simulation, testing, embedded performance optimization, and fleet diagnostics. The role requires field deployment on real robotic systems, cross-functional system-level problem solving, and ownership of autonomy architecture and roadmap.

Designs and leads end-to-end supply chain technology architectures across distribution, logistics, planning, and manufacturing. Owns integration strategies connecting ERP, WMS, TMS, MES, APS, and related platforms through APIs, middleware, EDI, cloud integrations, and microservices. Partners with business stakeholders, IT teams, and vendors to deliver scalable solutions, establish architecture governance, modernize technology landscapes, and improve system performance. Provides technical leadership, mentors teams, evaluates emerging technologies, and supports solution design through deployment.

Software Engineering Intern supporting the design and development of software for military and space-based applications. Responsibilities include interpreting product specifications, writing C++ programs, and testing software to ensure reliable performance. Candidates must be computer science or computer engineering majors, currently enrolled in a bachelor's program after completing sophomore year, maintain a 3.0 GPA, communicate effectively, and be eligible for a U.S. Department of Defense Secret clearance.

Manages and maintains network infrastructure across 148 campuses, including Cisco equipment, monitoring, IP allocation, configuration backups, troubleshooting, upgrades, and outage recovery. Implements network security controls aligned with ISO 27001, maintains documentation and topology maps, supports data center reliability, and collaborates with IT, security, service desk, and other technical teams. Provides user support and may perform campus visits, after-hours maintenance, and emergency response.