Top Senior Linux Jobs in San Diego, CA

Leads full-lifecycle systems engineering for DoD, intelligence, and federal modernization programs. Responsibilities include architecture, integration, requirements, modeling, testing, cloud transformation, cybersecurity integration, risk analysis, digital engineering, and operational readiness. Provides technical leadership to multidisciplinary teams, advises senior government stakeholders, develops technical documentation and briefings, mentors engineers, and supports proposals and capture activities.

Designs and assesses ICS, SCADA, BMS, and industrial control environments across commercial and heavy industrial facilities. Uses engineering expertise, intelligence sources, and exploitation tools to characterize facilities, develop technical assessments, solve complex interoperability challenges, and brief senior government officials. Requires extensive controls engineering experience, industrial process knowledge, strong communication skills, and an active TS/SCI clearance or eligibility for TS/SCI with polygraph.

Supports the full systems engineering lifecycle for DoD, intelligence, and federal programs, including requirements analysis, architecture, integration, testing, verification, sustainment, and operational support. Develops technical documentation, conducts trade studies and risk assessments, integrates hardware, software, cloud, network, and cybersecurity capabilities, and supports Agile, DevSecOps, digital engineering, modernization, proposal, and capture efforts.

Supervise third-shift tire testing operations, personnel, test execution, equipment setup, troubleshooting, data validation, processing, and reporting. Coordinate with test engineering, operations, technicians, mechanics, and customers to meet objectives, schedules, budgets, and quality standards. Provide technical guidance, manage risks, communicate across shifts, and develop staff while ensuring accurate and timely test results.

Design, analyze, test, and document mechanical and electromechanical systems supporting wind tunnel operations and aerospace research. Responsibilities include developing test procedures, maintaining CAD models and engineering drawings, conducting structural analyses, preparing technical documentation, guiding personnel, and supporting testing within budget and schedule constraints.

Develops and maintains software test programs and tools for aerospace jet-engine testing. Collaborates with customers, manufacturers, and engineering teams on test configurations, installations, and system feasibility. Supports electro-mechanical, controls, data acquisition, and testing systems; evaluates technologies; documents domain knowledge; and manages project resources, schedules, budgets, and installation records. The role is on-site in St. Paul and requires travel of up to 30%.

Lead development and delivery of pricing and yield-curve systems for fixed-income and repo products. Integrate live market and futures data, standardize curve risk buckets, implement consistent pricing via pricers and curve builders, roll out Fast Pricer APIs, and collaborate with traders, quants, and technology teams to ensure accurate risk and P&L in a real-time Java graph framework.

Lead Citi’s digital architecture strategy by designing secure, scalable, high-performance platforms across cloud and web/mobile technologies. Own architecture direction, conduct design reviews, establish reusable engineering patterns, mentor engineers, evaluate vendors and emerging technologies, analyze delivery metrics, manage technical risk, and represent the organization through conferences and publications.

Designs and delivers high-performance Oracle database solutions, including PL/SQL packages, ETL workflows, migration scripts, performance tuning, automated testing, and CI/CD integration. The role partners with business and engineering stakeholders to translate requirements into scalable production systems. It requires extensive Oracle development experience, advanced SQL and PL/SQL skills, cloud exposure, Agile collaboration, and strong communication. Preferred experience includes Oracle certification, MongoDB, SQL Server, Git, CI/CD, Starburst, and Python.

Design, build, and deliver front-end features with strong UX focus. Own technical design, coding, testing, deployment, and monitoring in a continuous delivery, microservices environment. Collaborate with Product, implement automated QA practices, and contribute to production deployments while practicing robust testing methodologies.

Designs, administers, secures, and troubleshoots server and application architectures. Manages Windows Server, Active Directory, virtualization, SharePoint, and systems automation. Develops configurations, incident response procedures, technical documentation, and user manuals. Provides technical leadership, supports project planning, resolves systems engineering issues, and recommends technology improvements. The role is onsite in Virginia Beach and requires an active Top Secret/SCI clearance and U.S. citizenship.

Designs, administers, maintains, and troubleshoots server and application architectures in a classified environment. Manages Windows Server, Active Directory, virtualization, SharePoint, and systems automation using PowerShell. Develops configurations, security practices, technical documentation, incident response procedures, and user manuals. Provides technical leadership, resolves system issues, supports project planning, and recommends infrastructure improvements. The role is onsite in Virginia Beach and requires an active TS/SCI clearance and U.S. citizenship.

Designs, develops, tests, debugs, deploys, and maintains complex software applications and platforms. Builds scalable cloud-based solutions and Spring Boot microservices using Java, JavaScript, and Python. Analyzes existing systems, recommends technologies, resolves hardware and software incompatibilities, supports large-data analytics, troubleshoots application issues, documents systems, and collaborates with engineers, analysts, data scientists, and project managers in an agile environment.

Lead supplier-quality root-cause and corrective-action activities for aerospace and other regulated manufacturing clients. Assess RCCA analyses, prioritize corrective-action portfolios, conduct failure-mechanism analysis, develop sustainable corrective-action plans, and track risks, deadlines, and effectiveness. Prepare customer-ready 8D and related response packages, manage rejections and resubmissions, maintain dashboards and reports, and coordinate with Quality, Manufacturing, Engineering, Planning, and Document Control teams. The role is based onsite in Everett, Washington, with travel to client sites as required.

Designs and engineers resilient hybrid cloud solutions using Azure, AWS, and on-premises infrastructure. Automates manual processes with PowerShell, develops access visibility tooling, modernizes identity and security policies, and supports governance and compliance. The role also involves resolving production issues, conducting code reviews and root-cause analyses, creating technical documentation, mentoring DevOps engineers, and collaborating with networking and security teams.

Lead quality assurance for Hypershield’s management plane by designing manual and automated testing strategies, validating cloud-based distributed applications, and identifying defects across networking, security, AI performance, logging, and storage. Collaborate with developers and program leads on DevTest strategies, troubleshoot Linux and cloud environments, and ensure reliable customer security solutions.

Build Python applications, RESTful APIs, and microservices integrating AI and LLM capabilities. Develop CI/CD pipelines and deploy containerized systems with Docker and Kubernetes across AWS, Azure, or GCP. Ensure reliability through Pytest, code reviews, post-mortems, and on-call rotations. Collaborate with design, product, and cross-functional teams to deliver scalable AI-driven solutions.

Own and expand a Three.js-based in-browser solar configurator, build and optimize 3D geometry and design workflows, implement frontend product features, collaborate with backend and computational teams, and ensure performant, stable, and intuitive 3D UX.

Develops and enhances server-based electronic gaming software, provides technical direction and architecture, collaborates with product management, supports production systems, tests and debugs applications, researches experimental designs, and mentors junior developers. The role requires strong C#/.NET and SQL Server expertise, complex software system design experience, object-oriented development knowledge, Agile experience, and a background in casino, charitable, or online gaming.

Build and operate highly available search and AI platforms, including Kubernetes infrastructure, CI/CD and MLOps/LLMOps pipelines, observability, automated testing, and GPU-backed workloads. Lead incident resolution, AI model deployment, performance validation, and AI-powered operational improvements. Collaborate with software, platform, QE, and ML teams to deliver reliable large-scale search services and guide architecture and automation practices.

Leads software and data engineering efforts for indoor positioning and spatial data platforms. Responsibilities include designing, developing, testing, and maintaining scalable code; delivering features and models; integrating AI/ML and generative AI; implementing CI/CD, automated testing, and monitoring; reviewing code; translating business needs into technical requirements; and mentoring engineers. The role supports real-time sensor telemetry, edge computing, large-scale data pipelines, and reliable physical intelligence applications.

Leads the strategic direction and execution of software engineering programs focused on AI/ML-enhanced, cloud-native solutions. Oversees architecture, system design, scalable platform development, and delivery across backend, frontend, and mobile technologies. Aligns engineering roadmaps with product and business objectives, drives architectural standardization, ensures technical quality, and manages risks. Develops engineering talent through mentorship while fostering innovation, operational excellence, ownership, and cross-functional collaboration.