Top Senior Linux Jobs in San Diego, CA

Develop and modernize client-facing front-end applications, backend-for-frontend APIs, service integrations, and AWS-based systems for digital health and insurance products. Responsibilities include React and TypeScript development, C#/.NET and SQL services, legacy modernization, DevOps, testing, code reviews, deployments, architecture improvements, and mentoring. The role collaborates across teams to deliver secure, scalable, high-quality software and support product and client needs.

Develop and sustain web-enabled logistics information systems for enterprise and operational users. Manage software configuration, controlled updates, documentation, and baseline maintenance. Coordinate with hosting organizations, stakeholders, and end users to maintain performance, resolve issues, and deliver enhancements. The position requires seven years of software engineering experience, including Microsoft .NET Framework development and Oracle database maintenance, and is contingent upon contract award.

Designs, tests, evaluates, certifies, and deploys large-scale Department of Defense IP backbone networks. Responsibilities include MPLS service testing, router and firewall validation, security architecture assessment, threat analysis, implementation planning, Tier III engineering support, configuration guides, and field recommendations. The role requires extensive expertise with Juniper and Cisco backbone platforms, routing protocols, network security, traffic-generation equipment, and DISN/NIPRNet/SIPRNet environments. This is an onsite position at Fort Meade, Maryland, requiring a Secret clearance.

Develop and optimize optical metrology systems for semiconductor manufacturing. Responsibilities include aligning and validating complex optical systems, designing experiments, troubleshooting performance, communicating specifications to cross-functional teams, supporting initial tool installation and matching at customer fabs, and creating technical documentation and training materials. International customer-site travel is required.

Lead and support Workday ERP configuration, integrations, and reporting. Deliver end-to-end requests, design technical solutions, lead validation and release activities, provide escalated application support, manage intake and assignment of integration requests, and drive training and process optimization.

Key member of semiconductor metrology lab supporting R&D and production. Develops and maintains measurement recipes, analyzes datasets, collaborates on process improvements, and mentors junior engineers.

Develop, maintain, integrate, and modernize healthcare applications using InterSystems IRIS ObjectScript, MUMPS, and Caché. Responsibilities include building routines, classes, interfaces, databases, and HL7 integrations; supporting VistA applications; troubleshooting complex issues; and contributing to Agile Scrum and DevSecOps delivery. The role collaborates with architects, analysts, testers, product owners, and stakeholders to translate requirements into scalable technical solutions.

Leads foundry technical interface activities, including wafer yield improvement, yield excursion management, safe launches, fab transfers, DOE strategies, process monitoring, and device performance analysis. The role partners with foundries to resolve technical escalations, manage wafer progress, interpret inline, e-test, and SORT data, and drive continuous improvement. It requires deep semiconductor yield, device reliability, process integration, inspection, and automotive quality expertise, along with strong leadership and communication skills.

Leads manufacturing process improvement for machine shop and assembly cells, owning process flow, standard work, tooling, fixtures, equipment, quality issues, and production performance. Conducts root-cause analysis, troubleshooting, preventive maintenance coordination, process validation, time studies, Kaizen activities, documentation, operator training, and new product development support. The role is fully onsite in West Chester, Pennsylvania.

Leads architecture, development, integration, and technical delivery across Salesforce Service Cloud and Field Service Lightning. Builds advanced LWC, Aura, Apex, Agentforce, automation, APIs, platform events, and data integrations. Oversees DevOps pipelines, security, governance, performance, and scalable enterprise solutions. Mentors developers, establishes engineering standards, collaborates with architects and stakeholders, and drives complex multi-cloud implementations.