Top Senior Linux Jobs in San Diego, CA

Maintains and troubleshoots enterprise systems infrastructure, including servers, Citrix, firewalls, networks, email, backups, and security services. Coordinates with IT teams, vendors, and business stakeholders to resolve issues, reduce risk, document processes, manage hardware and licenses, support technology upgrades, and administer cybersecurity training and remediation activities. Participates in after-hours on-call support and serves as a systems engineering and cybersecurity subject matter expert.

Leads systems engineering for medical device development projects, including user-needs analysis, system requirements, architecture, subsystem decomposition, technical decision-making, and lifecycle improvements. Collaborates with electrical, mechanical, software, verification, validation, quality, clinical, regulatory, and commercial teams. Supports design controls, regulatory and quality activities, project scheduling, risk resolution, and compliance with medical device standards. Serves as system owner and subject matter expert while mentoring others and driving timely, data-driven solutions.

Designs, engineers, and operates secure Microsoft 365, identity, collaboration, Windows endpoint, and desktop platforms in a large enterprise. Responsibilities include Teams, Entra ID, Intune, SCCM, Group Policy migration, endpoint security, Windows deployment and servicing, PowerShell automation, troubleshooting, technical leadership, documentation, audit support, and stakeholder collaboration.

Supervises mechanical engineering teams, providing technical direction, design reviews, risk assessment, mentoring, and performance management. Ensures customer requirements, budgets, and milestones are met while conducting hardware development, testing, prototyping, and production support. Develops DFMEA and validation plans, uses CAE and FEA to validate designs, supports quotations and customer proposals, and collaborates across disciplines on power, facility, interconnect, sensor, and connector requirements.

Designs and modifies custom retail fixtures and commercial equipment for customer requirements. Develops 3D CAD models, detailed drawings, bills of materials, renderings, and feasibility assessments. Collaborates with sales, manufacturing, supply chain, and engineering teams to ensure manufacturability, cost efficiency, and timely implementation. Provides technical support for proposals and customer discussions, participates in design reviews and cost analyses, and optimizes product offerings while following design standards and regulations.

Conduct sound modeling, noise impact assessments, acoustic studies, and field noise measurements. Interpret federal, state, and local regulations; prepare technical reports and client presentations; coordinate with agencies, clients, and project teams; support business development; and assist with task management, scheduling, and project coordination.

Leads the production engineering team and coordinates process and equipment implementation for automotive manufacturing. Responsibilities include equipment procurement and installation, process capability validation, product introduction, cost estimation, production start-up, machine modification, root cause analysis, troubleshooting, preventive maintenance development, and quality and productivity improvement. The manager collaborates with manufacturing, maintenance, production, and quality teams while ensuring compliance with customer, safety, and design requirements.

Leads electrical system design from concept through construction documentation across diverse building projects. Performs engineering analyses, applies electrical codes and standards, coordinates with architects, engineers, contractors, and field personnel, and supports construction-phase services. Provides technical leadership and mentors junior engineers and designers while managing multiple assignments. Designs power distribution, lighting, grounding, fire alarm, telecommunications, paging, nurse call, and other low-voltage systems.

Build and maintain scalable backend services connecting Apache Airflow to enterprise cloud infrastructure. Responsibilities include improving service performance, reliability, and scalability; collaborating cross-functionally; reviewing code; documenting systems; prototyping user-experience improvements; and participating in on-call incident response. The role requires strong Python or Golang skills, Kubernetes experience, distributed-systems knowledge, testing expertise, and software delivery best practices.

Leads technical delivery of cost basis management solutions as a hands-on engineer and informal team lead. Designs scalable cloud-native platforms, builds CI/CD pipelines, resolves complex tax-lot and cost-basis issues, mentors engineers, supports regulatory compliance, and coordinates cross-functional delivery. Integrates AI/ML capabilities for anomaly detection, reconciliation, workflow automation, and tax operations.