Top Senior Linux Jobs in San Diego, CA

Design, build, and scale backend services and APIs powering Pangram’s AI detection platform. Own AWS infrastructure, reliability, performance, observability, data pipelines, caching, and production model-serving integrations. Resolve scaling bottlenecks, establish engineering best practices for testing and deployment, and improve incident response. Collaborate with frontend and machine learning teams in a high-autonomy, on-site role.

Build and maintain scalable billing and monetization systems for subscription, pricing, and payment workflows. Develop large-scale applications using Java, AWS, Lambda, event-driven architecture, REST APIs, and GraphQL. Work with multiple databases, implement automated testing, protect data integrity, and collaborate with internal teams to deliver customer-facing pricing and upgrade experiences.

Design, integrate, program, commission, troubleshoot, and optimize automated manufacturing systems. Support PLCs, HMIs, robotics, motion control, vision, safety systems, and industrial networks. Lead automation projects from concept through production release, perform root-cause analysis, improve uptime and reliability, and collaborate with production, maintenance, quality, engineering, and suppliers in a high-volume manufacturing environment.

Lead software architecture across Keeper’s security platforms, including PAM, browser extensions, clients, APIs, and distributed systems. Define scalable technical standards, evaluate architectural trade-offs, guide major design decisions, and ensure security, reliability, performance, and maintainability. Build prototypes, review code, partner with Engineering, Product, and Security leadership, address technical debt, mentor senior engineers, and influence architecture across multiple teams. The role requires strong full-stack, cloud-native, SaaS, identity, authentication, authorization, and secure application architecture expertise.

Develop and enhance Ferguson’s custom Trilogie ERP system across multiple functional areas. Responsibilities include designing business-process solutions, owning software projects through implementation, integrating APIs and web services, collaborating with analysts, product owners, QA teams, administrators, and vendors, writing unit tests, reviewing code, and optimizing performance in high-transaction environments. The role also supports Trilogie’s migration from Unix to Linux and requires extensive UniBasic or Pick-based development experience.

Leads catalysis research and development programs supporting sustainable aviation fuel technology. Oversees catalyst discovery, scale-up, manufacturing improvements, pilot plant development, project portfolios, and technical partnerships. Establishes milestones aligned with business objectives, ensures scientific rigor and documentation, supports customer technical needs, and builds a high-performing research team. Requires catalyst R&D and project leadership experience, with production scale-up and catalyst manufacturing knowledge preferred.

Develop, test, deploy, maintain, and support software applications, APIs, web services, and microservices using C#, .NET, Azure, and SQL. Analyze requirements, design scalable solutions, troubleshoot production issues, optimize performance, participate in code reviews, document technical processes, and collaborate with business, QA, IT operations, and service desk teams. The role also promotes Agile practices, Test-Driven Development, continuous improvement, and adoption of emerging technologies.

Plans, conducts, analyzes, and reports EMI/EMC testing for C5ISR systems. Develops test plans, supports test readiness reviews, performs E3 computations and RF modeling, analyzes test data, prepares technical reports, reviews documentation, and supports technical meetings. The role requires an active Secret clearance and involves 25–50% travel.

Lead full-stack software development on an Azure-based microservices platform using .NET Core, C#, and JavaScript frameworks. Provide architectural and technical leadership, optimize application performance and scalability, mentor engineers, oversee code reviews and quality standards, collaborate on project planning, and maintain technical documentation.

Administers and improves Microsoft 365, identity, endpoint, security, network, and collaboration systems. Troubleshoots complex infrastructure issues, develops PowerShell automation, supports incident response and compliance activities, executes upgrades and recovery testing, maintains documentation, and serves as a senior escalation resource. The role also supports office technology, monitoring, vendor coordination, and 24x7 operational reliability.