Top Linux Jobs in San Diego, CA

Lead the design, development, and support of secure, scalable APIs, microservices, and high-transaction financial services systems. Establish architecture and coding standards, guide technical strategy, mentor engineers, and drive CI/CD, testing, observability, incident response, and reliability improvements. Collaborate with product and engineering teams, manage software projects, evaluate emerging technologies, and develop configurable solutions in an AI-driven development environment.

Lead the rearchitecture and development of a cloud-native Banking as a Service platform. Design scalable APIs, microservices, event-driven systems, and partner integrations using modern cloud, DevOps, observability, and security practices. Drive architectural strategy, technical debt reduction, incident response, code quality, compliance, and continuous delivery. Mentor engineers, collaborate with product and architecture teams, evaluate emerging technologies, and own capabilities through project delivery.

Owns the design, availability, performance, security, and recovery of production PostgreSQL environments across Azure Database for PostgreSQL and self-managed Azure VMs. Responsibilities include HA/DR architecture, active-passive and active-active replication, upgrades, migrations, performance tuning, monitoring, incident response, automation, security compliance, and on-call support. The role also develops infrastructure as code, maintains operational runbooks, leads Sev-1 response, and mentors junior DBAs and developers.

Develop and maintain embedded software for Cisco Wireless Access Point products. Responsibilities include C and C++ programming, Python scripting for development and automation, networking across switching, routing, TCP/IP, and wireless technologies, and development in Linux environments. The role involves collaborating with technical team leaders and cross-functional teams to deliver high-quality, scalable enterprise connectivity solutions.

Leads hardware engineering for next-generation hyperscaler switches, overseeing system and board specifications, schematic capture, FPGA design, ASIC and system bring-up, troubleshooting, testing, and complex project execution. Manages engineering teams, resources, suppliers, and cross-functional collaboration with ASIC, DFT, signal integrity, software, diagnostics, and manufacturing groups. Designs high-speed hardware platforms using Silicon One or merchant ASICs and supports product qualification through production.

Assist with server subsystem design and validation, verify designs against functional specifications, create technical documentation and Python test scripts, and collaborate with cross-functional teams. The intern will use hardware lab equipment and may work with Cadence design tools to help deliver quality products on schedule.

Designs low-voltage switchboards and related electrical distribution equipment, including transformers, junction boxes, metering assemblies, controls, and busways. Creates schematics, layouts, wiring diagrams, BOMs, submittals, construction drawings, and as-built documentation. Optimizes designs for cost, reliability, and manufacturability while ensuring compliance with NEC, UL, ANSI, IEEE, and NFPA standards. Provides engineering support to manufacturing, testing, field service, and product support teams.

Provides technical leadership for electrical engineering and design-build projects as Engineer of Record. Leads low- and medium-voltage distribution design, power system studies, code compliance, quality control, and technical reviews. Oversees engineers, designers, and drafters; establishes engineering standards; mentors staff; coordinates with clients, utilities, contractors, and manufacturers; and resolves complex design and construction challenges for commercial, industrial, mission-critical, and data center projects.

Operate Electron and Neutron avionics during integrated testing, rehearsals, and launches. Execute test sequences, monitor real-time data, make go/no-go decisions, command avionics systems, support system integration, manage hardware configuration, develop procedures and test plans, improve operator HMIs, and troubleshoot issues during launch operations.

Design and develop lightweight spacecraft systems, mechanisms, and satellite configurations from concept through production, testing, and operation. Perform hand calculations and FEA, create CAD models and production drawings, lead design and test reviews, and maintain technical documentation. Coordinate schedules, vendors, budgets, and project deliverables while supporting proposals and mission concepts. The role involves hands-on work with flight hardware and requires eligibility for a DoD security clearance.

Leads engineering teams responsible for launch pad ground systems, fluid systems, infrastructure, testing, and mission operations for Electron and Neutron vehicles. Operates launch pad systems from Mission Control, develops procedures and training, conducts readiness reviews and rehearsals, troubleshoots live anomalies, performs data analysis, and leads root-cause and corrective-action programs. The role also serves as the technical authority for ground systems and drives operational improvements for increasing launch cadence.

Provides frontline support for restaurant technology across cloud platforms, Kubernetes, Linux, networking, APIs, and mobile device management. Troubleshoots production, development, lab, and testing environments; configures network switches; monitors systems; participates in on-call rotation; and collaborates with engineering and IT teams. Builds scripts, automations, middleware, integrations, monitoring, and internal tools to reduce manual work and improve reliability. Documents recurring issues, maintains runbooks, and contributes to observability improvements.

Design, develop, test, and maintain Java applications and microservices for a global client onboarding platform. Build APIs, workflow orchestration, automation, and user-interface capabilities while translating complex business requirements into secure, scalable solutions. Collaborate with product, architecture, operations, and engineering teams in an Agile environment. Apply automated testing, continuous integration, observability, production support, and responsible AI-assisted solutions to improve onboarding efficiency and user experiences.

Administer and support IBM WebSphere enterprise platforms, including configuration, JVM tuning, clustering, application deployments, middleware security, integrations, testing, troubleshooting, and production support. The role involves gathering requirements, documenting processes, coordinating with technical and business teams, supporting deployments and users, and contributing to continuous process improvement and reliable enterprise solutions.

Administers IBM MQ enterprise platforms, including queue managers, queues, channels, listeners, TLS, message flow, monitoring, and high availability. Responsibilities include gathering requirements, configuring and integrating solutions, coordinating interfaces and data flows, executing testing, supporting deployments, resolving issues, documenting processes, and collaborating with business users, technical teams, and external partners.

Build, secure, automate, and operate Linux, cloud, and enterprise infrastructure. Responsibilities include provisioning, configuration, security controls, networking, storage, monitoring, patching, incident response, capacity management, vulnerability investigation, documentation, and cross-functional collaboration.

Develop, test, enhance, and troubleshoot complex software systems for a government client. Responsibilities include software design, requirements analysis, algorithm development, database and system integration, testing, documentation, performance improvement, and resolving software issues. The role may lead development teams, guide architectural trade-offs, recommend technologies, and ensure software quality and process compliance.

Develop, test, maintain, and enhance complex software systems for a government client. Responsibilities include requirements analysis, software design, algorithm development, database and system integration, defect resolution, testing, documentation, performance optimization, and architectural trade-off evaluation. The role may provide technical leadership, oversee development teams, coordinate installations, and ensure software quality and compliance with development processes.

Designs, develops, implements, and maintains relational and object-oriented databases for government systems. Responsibilities include Oracle installation and patching, database architecture, data storage and retrieval, requirements development, query and script creation, performance optimization, security and domain control considerations, and lifecycle support through acceptance testing and initial operational capability. The role also develops database parsers, loading software, schemas, and cloud-based database solutions.

Develop and maintain Java-based, containerized applications for safety-critical FAA flight service and air traffic systems. Responsibilities include designing software, writing and executing unit and functional tests, debugging, resolving technical issues, and supporting systems engineering and testing teams. The role operates within an Agile/SAFe environment and collaborates with product delivery and DevSecOps teams to deliver cloud-based solutions. A Public Trust suitability determination and U.S. citizenship are required.

Leads the architecture, deployment, modernization, troubleshooting, and operational transition of large-scale Aruba enterprise wireless networks in a DoD environment. Responsibilities include RF design, Aruba Central and AOS 10 engineering, ClearPass and Cisco ISE integration, certificate-based authentication, wireless security, network segmentation, monitoring, documentation, technical leadership, and mentoring. The role requires coordination across network, identity, cybersecurity, operations, and government stakeholder teams while supporting secure, reliable, mission-critical wireless services.

Provides Windows and macOS systems administration and cybersecurity support for intelligence-analysis systems. Responsibilities include troubleshooting hardware, software, networking, Active Directory, SCCM, SQL Server, Group Policy, Windows upgrades, Azure administration, STIG configuration, documentation, configuration management, RMF compliance, security accreditation, and technical reporting. The role requires onsite support, collaboration with infrastructure teams, and an active TS/SCI clearance.

Develop scalable embedded network software and SDK components for Marvell Teralynx switching products. Responsibilities include requirements gathering, architecture and design, implementation, unit and functional testing, maintenance, and solving complex technical problems. The role requires embedded switch/router software development using C, C++, and Python, with collaboration across distributed engineering teams.