Top Senior Linux Jobs in San Diego, CA

Designs, builds, operates, and optimizes distributed backend infrastructure for a large-scale online multiplayer game. Owns the full service lifecycle, integrates cloud and platform services, troubleshoots production issues, supports live operations, improves security and costs, establishes engineering practices, collaborates with stakeholders, and mentors junior engineers.

Design and develop custom metal bellows, assemblies, tooling, fixtures, and related products from concept through production. Create 3D models, drawings, bills of materials, and technical documentation using SolidWorks and GD&T standards. Apply FEA, DFMA, and engineering analysis to validate performance and manufacturability. Collaborate with manufacturing, quality, operations, sales, and customers on prototypes, testing, qualification, and continuous improvement while providing technical mentorship.

Leads Salesforce technical architecture and delivery, designing customizations, integrations, automation, security, reports, and dashboards across Sales Cloud, Service Cloud, and Communities. Manages code reviews, partners with QA, maps business requirements to Salesforce solutions, and mentors developers in an agile environment. Oversees technical project team members while ensuring data integrity, adherence to design standards, and effective use of Salesforce capabilities and integrations.

Develop and optimize options pricing, valuation, and risk-management algorithms for electronic trading. Design practical financial models, collaborate with traders and developers, maintain core pricing-library components, and deliver scalable, production-quality Java and C++ code for low-latency trading systems.

Lead systems engineering and integration for SIGINT mission management systems. Responsibilities include deriving acceptance criteria, designing mission test threads, investigating root causes, managing interfaces, risks, and dependencies, leading technical exchanges, developing design and testing documentation, supporting user training, and participating in Agile ceremonies. The role requires extensive mission management experience, full lifecycle SE&I expertise, multi-segment testing experience, strong communication skills, and an active TS/SCI clearance.

Lead technical direction and architecture for ABP-based applications while shipping full-stack production code. Establish .NET standards, improve reliability, performance, observability, and security, and lead framework upgrades. Mentor engineers, conduct design and code reviews, translate business needs into technical priorities, and support secure AWS GovCloud and government customer environments.

Designs, installs, commissions, troubleshoots, and improves manufacturing equipment and metal-forming processes. Creates facility layouts, mechanical drawings, hydraulic and pneumatic systems, and equipment documentation using AutoCAD. Provides hands-on support for machinery installation, startup, production troubleshooting, root-cause analysis, and continuous improvement. Coordinates with manufacturing teams, maintenance personnel, contractors, suppliers, and customers while ensuring equipment safety, reliability, quality, and maintainability. Travel may reach 75% of working time.

Leads the RF engineering department and manages development programs, budgets, policies, and strategic initiatives. Oversees design and integration of RF and wireless products, ensuring regulatory and customer requirements are met. Provides deep technical leadership in low-level RF circuit design, transceivers, antenna systems, EM simulation, PCB layouts, RF testing, interference mitigation, and production calibration. The role requires extensive engineering experience, cross-functional collaboration, and approximately 20% domestic and international travel.

Owns dielectric waveguide semiconductor process development from material selection through foundry transfer. Develops and optimizes high-aspect-ratio etch processes, characterizes surface damage, establishes metrology, and supports process qualification and yield improvement. Evaluates and manages foundry partnerships, defines specifications and acceptance criteria, leads corrective actions, and applies DOE, SPC, FMEA, and root-cause analysis. Requires extensive hands-on silicon fabrication and deep semiconductor etching expertise.

Administers and troubleshoots Red Hat and Windows servers, NetApp storage, VMware virtualization environments, VDI, backup systems, and Oracle and SQL databases. Installs, patches, monitors, and configures systems; applies information assurance policies and Active Directory group policies; resolves infrastructure and customer issues; documents procedures; evaluates vendor solutions; and implements enhancements to improve system reliability and performance.