Top Senior Linux Jobs in San Diego, CA

Leads software configuration projects for Mainsail applications, translating requirements into technical tasks, estimates, timelines, and database or UI customizations. Designs and implements complex configurations using Microsoft SQL Server, JavaScript, and CSS. Provides technical guidance, supports junior team members, tracks project progress, recommends process improvements, researches system capabilities, and delivers technical support.

Designs and scales backend commerce systems for product catalogs, inventory, recommendations, retail integrations, orders, and checkout across multiple brands. Builds REST and GraphQL APIs, event-driven services, and relational or NoSQL data solutions. Partners with product, editorial, design, and engineering teams to deliver reusable, reliable systems. Owns the full development lifecycle, participates in architecture and code reviews, and mentors engineers.

Develop and deploy software releases for BMEWS/PAVE PAWS ground-based radar systems. Design, develop, document, test, debug, integrate, and sustain application software across complex systems and networks. Assess system configurations, troubleshoot operational issues, collaborate with engineers and subject matter experts, and develop creative solutions for mission-critical radar environments supporting missile warning, defense, and space surveillance.

Develop and verify safety-critical avionics software for the Avilution XFS flight-display system using C and Python. Apply DO-178C DAL C processes, including requirements traceability, design, testing, static analysis, and code coverage. Build modular flight-display features, integrate embedded and real-time platforms, improve CI/CD automation, investigate defects, document certification artifacts, and mentor junior engineers within an agile multidisciplinary team.

Designs and develops reliable, modular, secure software components on RHEL, including C++ applications, X Windows applications, web middleware, and front-end systems. Builds and maintains large-scale production systems, supports security accreditation policies, and applies expertise in Linux, web technologies, databases, operating systems, networking, performance, and distributed systems. This is an on-site San Diego role requiring an active Secret clearance and up to 10% annual travel.

Own end-to-end development of a custom coaching and community platform, with a backend focus and responsibility for Vue.js frontend work. Review and improve architecture, security, scalability, reliability, testing, and production operations. Design PostgreSQL and Prisma data models, integrate third-party services, use AI coding agents responsibly, deploy features, review code, monitor systems, and participate in incident resolution.

Designs, develops, customizes, and integrates ERP solutions using .NET, C#, SQL, and related technologies. Translates client requirements into technical specifications, leads requirements discussions and demonstrations, troubleshoots upgrades and migrations, and ensures solution quality and compliance. Estimates project effort and costs, documents technical designs, optimizes ERP performance, and collaborates with technical and business stakeholders.

Maintain and enhance legacy IBM i applications using RPG and CL, troubleshoot production issues, manage DB2 for i databases, administer application-level security and job scheduling, and coordinate infrastructure activities with the external hosting provider. Support file transfer integrations, backup and disaster recovery activities, database extraction, legacy system documentation, data archiving, and cloud migration initiatives.

Leads enterprise cloud data integration across statewide programs, designing landing zones, ingestion patterns, secure pipelines, and cloud-native services. Builds governed data warehouses using Bronze, Silver, and Gold medallion layers; establishes storage, partitioning, metadata, lineage, and modeling standards. Ensures data quality, privacy, and compliance with HIPAA, CJIS, and NIST. Collaborates with architects, security teams, vendors, and agencies while evaluating emerging tools and AI-assisted development.

Develop, deploy, maintain, and enhance Microsoft Power Platform applications, including Power Apps, Power Automate workflows, Power BI solutions, and Dataverse data models. Translate business requirements into scalable solution designs, migrate existing applications, troubleshoot and optimize solutions, mitigate technical risks, and coordinate releases. Collaborate with project teams and stakeholders on prototyping, testing, documentation, training, and support throughout the development lifecycle.

Own partner integrations and public API surfaces end to end. Design API contracts, webhooks, data flows, and asynchronous workflows; prototype and de-risk third-party integrations; collaborate with Product, Growth, Marketing, and external engineers; support AI-agent consumers; navigate a PHP/Laravel monorepo; and participate in production on-call rotation.

Designs, automates, and supports private cloud infrastructure using VMware, Terraform, Ansible, CI/CD, and container technologies. Resolves infrastructure incidents, monitors performance and capacity, maintains technical documentation and inventories, and supports disaster recovery and business resilience testing. Partners with technology teams and service providers to improve availability, security, deployment, and scalability. Mentors engineers and helps shape infrastructure strategy.

Senior Process Engineer supporting polymer product and process development from pilot scale through manufacturing readiness. Responsibilities include process equipment design, installation, commissioning, startup, process documentation, polymer technology scale-up, production trials, troubleshooting, statistical analysis, and continuous improvement. The role requires close collaboration with engineering, operations, maintenance, vendors, and global development teams, with a strong onsite plant presence in Akron, Ohio.

Build and sustain data pipelines, ontologies, integrations, and applications in Palantir Foundry or comparable platforms for Army financial management. Integrate SAP and non-SAP sources while preserving lineage, implement business rules and exception dashboards, and develop controlled interfaces to post results back into GFEBS ECC. Provide user intake, operational support, and issue resolution during sustainment handoff.

Lead solution architecture and product development for state and local government cloud migration, application modernization, AI/ML, and data & analytics engagements. Drive business development, client relationships, proposals, and partner coordination while ensuring regulatory compliance (FedRAMP, HIPAA, CJIS, IRS Pub 1075) and mentoring technical teams through discovery to implementation.

Designs, engineers, and operates secure, scalable hybrid cloud environments for a DoD customer using Azure and AWS. Provides cloud architecture, systems engineering, requirements analysis, automation, Infrastructure as Code, DevSecOps, CI/CD, troubleshooting, and advanced customer support. Serves as a cloud subject matter expert and trusted advisor while documenting technical baselines, designs, and operational capabilities. The role requires DoD cloud governance, security, system administration, container, networking, and STIG remediation expertise.