Top Senior Linux Jobs in San Diego, CA

Design, develop, and support high-performance equities OMS and electronic trading systems. Build low-latency C++ solutions, FIX connectivity, market data integrations, exchange interfaces, routing, execution, and risk controls. Collaborate with traders, product, operations, and risk teams; lead architecture and code reviews; optimize reliability and performance; and resolve production issues. The role also involves mentoring developers and advancing AI-assisted engineering practices.

Leads Salesforce architecture, development, administration, integrations, governance, DevOps, and production support across multiple Salesforce Clouds. Develops CPQ models, OmniStudio experiences, Apex, triggers, Lightning Web Components, REST and MuleSoft integrations, and AI capabilities. Oversees deployments, security, configuration, documentation, platform roadmaps, user management, and system scalability. Mentors junior administrators and translates telecommunications business requirements into technical solutions.

Senior DevSecOps Engineer responsible for delivering complex software applications into operations. The role focuses on Kubernetes deployments, containerization, Helm-based releases, cloud platforms, CI/CD pipelines, scripting, automation, troubleshooting, and infrastructure management. Candidates must hold an active TS/SCI clearance with a fully adjudicated CI polygraph and IAT Level II or III certification. Preferred experience includes Agile methodologies, RMF processes, infrastructure as code, container tools, and observability platforms.

Lead the design and analysis of HVAC and refrigeration systems for commercial and industrial projects. Develop system submittals, calculations, diagrams, equipment selections, and conceptual designs while ensuring code compliance, performance, and energy efficiency. Collaborate with engineering teams, clients, and project stakeholders; review models and drawings; support project planning and departmental initiatives; and provide technical guidance on evolving requirements and site conditions.

Leads the design, programming, testing, optimization, and maintenance of industrial automation and control systems for energy-sector clients. Responsibilities include PLC, DCS, SCADA, HMI, SIS, alarm, and industrial network engineering; simulation and virtual commissioning; technical troubleshooting; root cause analysis; project execution; engineering documentation; commissioning; and factory acceptance testing. The role requires extensive continuous-process industry experience, strong control systems knowledge, and occasional travel to field locations.

Provides senior engineering support for semiconductor IC packaging, including customer device reviews, package design, substrate feasibility studies, thermal/electrical/stress characterization, and design layout. Collaborates with customers, sales, R&D, manufacturing, and factory teams to develop advanced packages, resolve engineering issues, support new product introductions, maintain production yield, and optimize performance, cost, cycle time, and time-to-market.

Leads and develops a network administration team while overseeing 24/7 operations, incident response, architecture, and enterprise LAN, WAN, cloud, and hybrid network environments. The role drives network strategy, design reviews, automation, security controls, change management, root cause analysis, and continuous ITIL-based improvement. It balances hands-on technical architecture with team leadership, stakeholder collaboration, vendor coordination, and employee development.

Leads automation controls projects by programming and configuring PLC and HMI systems, interpreting P&IDs, developing control logic, and supporting testing, commissioning, troubleshooting, and client acceptance. Maintains reusable PLC/HMI standards, coordinates project tasks, communicates with clients and contractors, mentors team members, and provides technical support. Requires up to 25% overnight travel to client facilities and physical work in industrial environments.

Designs, deploys, configures, and sustains expeditionary communications networks for U.S. Army test missions. Responsibilities include RF site surveys, wireless and wired network engineering, infrastructure integration, troubleshooting Layer 1–3 issues, cybersecurity hardening, technical documentation, acceptance testing, and field support at geographically dispersed test centers. Provides senior technical guidance to engineers and technicians while supporting secure, resilient, and interoperable communications systems.

Leads enterprise integration strategy and establishes a modern software engineering function. Oversees APIs, EDI, event-driven architecture, cloud-native applications, AI agent integration, DevSecOps, and operational excellence. Builds and manages engineering, architecture, and EDI teams while defining technology standards, delivery practices, governance, and operating models. Partners with business and technology leaders to deliver secure, scalable integrations and AI-enabled solutions across SAP, Snowflake, Salesforce, Workday, customers, and suppliers.