Top Entry Level Linux Jobs in San Diego, CA

Supports client and vendor integration of U.S. equities and options trading products. Responsibilities include designing and executing FIX certification tests, troubleshooting connectivity and order-routing issues, configuring UAT environments, maintaining Confluence documentation, and collaborating with Sales, Trading Operations, and Network Operations teams.

Ensures quality, safety, and regulatory compliance in aerospace maintenance, repair, and overhaul operations. Performs component inspections, prepares teardown reports, supports compliant repairs, delivers quality training, maintains FAA and EASA documentation, assists with audits, and develops inspection procedures. The role conducts root cause analysis, corrective and preventive actions, and continuous improvement while collaborating with engineering, operations, supply chain, and repair teams.

Deploy and operate containerized systems across three network environments using Kubernetes. Build repeatable CI/CD deployment processes, modify Java Spring and Vue.js applications, troubleshoot infrastructure through application layers, and collaborate with DevOps, software, and systems engineers. The role also involves Linux administration, Git, Docker, and potentially AWS, Terraform, Ansible, Python, Elasticsearch, NiFi, and MongoDB.

Leads customer-facing discovery, architecture, design, and modernization of secure on-premises and hybrid datacenter environments. Designs solutions spanning compute, networking, storage, virtualization, containers, automation, cybersecurity, Zero Trust, AI infrastructure, and Microsoft government cloud. Conducts workshops, capacity planning, technology evaluations, resiliency planning, migrations, architecture reviews, executive briefings, and proposal support while producing designs, diagrams, bills of materials, roadmaps, and controls mappings.

Engineer and operate infrastructure for a high-volume global payments platform in a secure, highly available PCI DSS environment. Responsibilities include designing solutions, troubleshooting production systems, managing Windows and Linux infrastructure, virtualization, networking, load balancing, Microsoft 365, security technologies, datacenter hardware, and automation. The role includes hands-on operations, root-cause analysis, international collaboration, and rotational after-hours on-call support.

Build frontend features across Sierra’s product and marketing sites. Develop Sanity CMS infrastructure, structured content models, preview workflows, analytics, experimentation, localization, and accessibility-focused components. Own Core Web Vitals, asset optimization, and performance improvements while collaborating with marketing, sales, operations, designers, and content teams.

Deploys and sustains a refinery operating system across assigned departments. Leads structured problem solving, root-cause analysis, performance improvement, standard work, visual management, training, coaching, audits, and cross-functional improvement workstreams. Analyzes operational losses, quantifies benefits, maintains governance reporting, and ensures improvements comply with MOC, PSM, safety, and environmental requirements. This hands-on role works directly with plant leaders, supervisors, engineers, planners, and operators across operating areas and shifts.

Dragonfly is seeking Software Engineers for various portfolio companies, focusing on crypto technologies. Engineers of all experience levels are needed across multiple stacks.

Drives continuous improvement across fabrication and assembly processes to improve quality, efficiency, throughput, and plant performance. Develops manufacturing solutions, supports process controls and error-proofing, optimizes plant layout, trains production employees on quality procedures, conducts root cause analysis, and coordinates with plant staff and management. Reviews supplier delivery records and ensures production materials meet quality requirements.

Designs, documents, evaluates, and integrates video platform architectures and technologies. The role researches streaming, delivery, DRM, and content protection solutions; manages vendor evaluations and proofs of concept; translates product requirements into technical specifications; establishes engineering standards and service taxonomies; and validates performance, security, scalability, and reliability with product, engineering, QA, and vendor teams.