linux jobs in San Diego

Design and build on-device security systems for Snap's Specs wearable devices, including permissions, access control, sandboxing, and trusted execution boundaries. Develop security and privacy controls for on-device AI features, focusing on model integrity, sensitive data handling, and inference-time protections.…See more Research and implement security features across Snap OS, firmware, applications, and cloud-connected surfaces. Improve fuzzing infrastructure, automated security testing, and continuous validation pipelines for OS components, IPC mechanisms, and AI data flows.

Accenture Federal Services seeks a Junior to Mid Level Software Engineer to develop and maintain C/C++ applications on Linux while building responsive React/TypeScript front ends. The role involves collaborating on full-stack system architecture, debugging and optimizing performance-critical code, participating in code reviews, and working within agile teams.…See more Required qualifications include a CS/Engineering degree, 3+ years with software fundamentals, strong Linux and C/C++ proficiency, and hands-on React/TypeScript experience. An active Secret clearance is required with willingness to upgrade to TS/SCI.

As an AI Performance Engineer at Qualcomm, you will create and implement machine learning techniques, frameworks, and tools for efficient discovery and deployment of ML solutions across mobile, edge, auto, and IoT products. You will model, architect, and develop advanced ML hardware co-designed with software, optimize software for AI model deployment on hardware (kernels, compilers, model efficiency tools), and develop ML techniques into products.…See more You will conduct experiments to train and evaluate ML models, work independently with minimal supervision, and provide technical guidance to team members. The role requires 4+ years of hardware/software/systems engineering experience, proficiency with ML frameworks (TensorFlow, PyTorch, Keras), embedded systems optimization, and programming languages suited for ML (Python, C++, R).

As an LLM Engineer at Qualcomm, you will create and implement machine learning techniques, frameworks, and tools for efficient discovery and deployment of ML solutions across mobile, edge, auto, and IoT products. You will model, architect, and develop advanced ML hardware co-designed with software, develop optimized software for AI model deployment (kernels, compilers, model efficiency tools), and lead ML technique application into products.…See more You will work independently with minimal supervision while providing technical guidance to team members and collaborating across cross-functional teams on joint hardware-software design.

Lead cybersecurity and compliance activities for classified DoD and Special Access Program Information Systems. Manage Risk Management Framework (RMF) authorization packages, security control assessments, and continuous monitoring.…See more Coordinate with Security Control Assessors, Authorizing Officials, and Program Security Officers to achieve and maintain authorization to operate (ATO). Evaluate vulnerabilities, security deficiencies, and risks while developing mitigation strategies in a fast-paced, regulated environment.

Accenture Federal Services seeks a Junior to Mid Level Software Engineer to develop and maintain full-stack applications in C/C++ on Linux backends and build responsive React/TypeScript frontends. The role requires collaborating with senior engineers on system design, optimizing performance-critical services, participating in code reviews, and contributing to agile teams.…See more Required qualifications include a Bachelor's in Computer Science or equivalent, 3+ years with software fundamentals, strong Linux and C/C++ proficiency, and hands-on React/TypeScript experience. The position is based in San Diego, CA with 5 days per week on-site work.

Design, develop, and integrate Python-based software applications, data pipelines, REST APIs, and user interfaces for defense/mission-critical systems. Work directly with customers to translate operational requirements into technical solutions, support hardware integration and testing, and maintain comprehensive engineering documentation.…See more The role requires proficiency in Python, Git, Linux, and REST API design, with experience testing and debugging multi-component systems. Candidates should be comfortable presenting technical concepts to customers and collaborating within small engineering teams across the full software-development lifecycle.

Senior Systems Engineer responsible for administration and operations of a global cloud SaaS infrastructure serving millions of users. The role requires expert-level Linux and systems administration skills, with hands-on responsibility for availability, performance monitoring, and troubleshooting across web, database, and network layers in production environments.…See more Must have SRE/DevOps experience managing large-scale server infrastructure, proficiency with configuration management tools (Ansible, Puppet, Chef), monitoring platforms (Nagios, Splunk), and scripting languages (Python, Perl, or JavaScript). Knowledge of databases (MySQL, PostgreSQL, Oracle), load balancing (F5, NGINX), and networking technologies is essential.

Sr. SQA Engineer responsible for designing, developing, and executing comprehensive test plans for Pyxa™ Instrument software, including thick-client C# applications, web and cloud applications, and bioinformatics pipelines.…See more The role involves functional, regression, integration, and performance testing of software interfacing with hardware systems, test automation using tools like Selenium and NUnit, defect tracking in Azure DevOps, and collaboration across software, mechanical, electrical, systems, and bioinformatics teams. Requires 6–8 years of SQA experience, ideally with genomics pipelines and cloud applications, proficiency in Windows/Linux/Azure environments, and strong automation and problem-solving skills.

Design, develop, and operate embedded security software for Amazon Leo satellites, from launch through de-orbit. Own embedded software functions for payload radio and payload mode management, including design, implementation in C/C++ on embedded Linux systems, test, and integration.…See more Collaborate with hardware teams on board design, bring-up, verification, and satellite integration. Apply high-reliability embedded software development practices to ensure satellite security and reliability.

Software Engineering Manager leading an onsite engineering team in San Diego with responsibility for technical guidance, project oversight, quality assurance, and team resource management. The role requires deep embedded systems expertise (bare-metal, FreeRTOS, Linux PCBA bring-up), proficiency in C/C++, Python, and Matlab, and experience with qualified space-grade hardware production.…See more The manager will review technical work, coordinate cross-functional efforts with product and design teams, evaluate contractor proposals, and ensure adherence to design processes and quality standards.

Staff Software Engineer role focused on building autonomous trajectory planning and motion control software for single and multi-agent systems. The engineer will develop reliable, maintainable C++ software with Python for prototyping and testing, diagnose complex algorithmic and software failures, and take features from ideation through flight testing.…See more Requires a Master's degree in computer science or robotics (or PhD) with 5+ years of professional experience building and debugging motion planning, robotics, or autonomous systems software. The role includes mentoring junior engineers and collaborating across teams to refine requirements and deliver scalable autonomy architectures.

Frontend Developer for a defense contractor's Integrated Mission Systems team, based in San Diego. The role focuses on designing, building, testing, and delivering secure software solutions for DoD mission-critical systems using React and modern JavaScript.…See more Responsibilities include collaborating with cross-functional engineering teams, developing front-end and back-end features, maintaining CI/CD pipelines with Jenkins, containerizing applications with Docker and Kubernetes, and adhering to DoD security and performance standards.

Software Engineer to develop and test applications for Linux and Android platforms using C++, C, Python, and Qt in a Navy environment. The role encompasses full-cycle development—analysis, design, implementation, and testing—with emphasis on secure coding, CI/CD automation, and object-oriented/functional programming principles.…See more The engineer will work within Agile Scrum, manage configuration and version control, integrate across APIs and containerized/hardware systems, and optimize mobile and embedded UIs. This is a 100% on-site position requiring an active Secret DoD clearance and U.S. citizenship.

This role supports maintenance, security, and configuration of Windows and Linux environments for a DoD tactical shipboard system (CANES). Responsibilities include maintaining system software and firmware, developing automation scripts for patch deployments, implementing DISA STIG compliance and security hardening, performing vulnerability remediation, and managing software version control and configuration management.…See more The candidate must hold an active Secret clearance, have 5–7 years of systems administration experience, and demonstrate proficiency in PowerShell, Bash, or Python scripting alongside hands-on Windows/Linux administration.

Design, develop, and test Mission Systems software for defense applications, collaborating with cross-functional teams (IPT Leads, Integration/Software Requirements Engineers, developers) in a team-oriented environment. The role requires proficiency in C++ and Java, hands-on experience with container tools (Docker, Podman, Kubernetes), Linux/Windows server administration, and cross-platform software integration.…See more Additional responsibilities include post-flight data analysis for system validation and continuous improvement, with a preferred background in machine learning for sensor fusion and autonomous sensor management.

Sr. SQA Engineer will design, develop, and execute comprehensive test plans for thick-client C# applications, web applications, cloud applications, and bioinformatics pipelines.…See more Responsibilities include functional, regression, integration, and performance testing on software interfacing with hardware systems; automating test cases using tools like Selenium and NUnit; identifying and tracking defects in Azure DevOps; and collaborating with software, mechanical, electrical, and bioinformatics engineers. Requires 6–8 years of SQA experience, preferably with genomics pipelines and cloud applications; strong proficiency in Windows, Linux, and Azure; and expertise with test automation frameworks.

Software engineer with 6+ years of backend development experience (or 4+ with a Master's degree) designing and optimizing high-performance algorithms for radar, optical, and infrared sensor systems. You'll work with a cross-disciplinary team to engineer scalable distributed systems, accelerate code on GPUs using CUDA, and integrate scientific codebases in Linux/Unix environments.…See more Strong expertise in C/C++, high-performance computing, MPI, parallel/distributed processing, and AI/ML algorithms is required, along with advanced mathematics or physics foundations and proven system-level problem-solving ability.

GALT Aerospace seeks a Systems Engineer, Integration and Test to support integration and testing of networked communication systems, with day-to-day responsibilities including developing test plans and procedures, configuring systems for prototypes, installing and maintaining Windows/Linux servers, managing DNS/Exchange/Active Directory, deploying network infrastructure (switches, firewalls, servers), and troubleshooting network problems. The role requires 4+ years in testing, networking, or IT; proficiency in Linux and Windows; knowledge of routing, switching, VLANs, IP subnetting, and DoD computer/radio systems; and understanding of automation and implementation.…See more Preferred qualifications include network security devices, event management systems, Tactical Data Link, military communications experience, Python/JavaScript scripting, containerization, Ansible, and Agile/Scrum methodologies.

This DevOps Engineer role focuses on building and scaling CI/CD infrastructure for a flight-software team at an aerospace robotics company. You will architect reproducible pipelines on AWS/GitHub, provision cloud and on-premise resources via Terraform, and develop internal tools and build systems to improve developer experience.…See more The role bridges embedded flight software with simulation, testing, and IT infrastructure, requiring 5+ years of DevOps or cloud infrastructure experience, strong CI/CD expertise (GitHub Actions preferred), Python/Bash scripting, Linux administration, and ideally familiarity with embedded systems challenges like cross-compilation and Hardware-in-the-Loop testing.

Senior Software Engineer responsible for designing and implementing user-facing web, PC, and mobile applications for TrellisWare's wireless communication products. The role involves enhancing wireless networking configuration and situational awareness tools, developing visualization techniques for large datasets, and optimizing client-server networking.…See more Requires 7+ years of UI application development experience and proficiency in ReactJS, Kotlin/React Native, or C# desktop frameworks, with knowledge of TCP/IP networking and asynchronous programming.

The Software Test Engineer will author and execute manual and automated test cases in an agile environment, ensuring product requirements and quality standards are met before code merges. Responsibilities include developing testing tools and techniques, participating in design reviews, documenting bugs and test results, and collaborating with product owners and developers.…See more The role requires 4–8 years of experience, proficiency in scripting languages (Python, JavaScript), familiarity with automated testing tools, and a DoD 8570 security certification within 90 days of hire.

Senior Software Engineer responsible for designing and implementing user-facing web, PC, and mobile applications for TrellisWare's wireless communication products. You will enhance and maintain a suite of networking configuration and situational awareness tools, develop intuitive visualizations for large datasets, and optimize multi-server web requests.…See more The role requires proficiency in at least one modern UI technology stack (ReactJS, Kotlin/React Native, or C# desktop frameworks) plus familiarity with a second stack, strong TCP/IP networking knowledge, and asynchronous programming skills.

Build safety-critical communication systems for uncrewed aircraft, architecting link management algorithms, network performance monitoring, and failover logic for robust data links between remote pilots and aircraft. Develop latency-sensitive software across bare-metal embedded systems, Linux environments, and cloud platforms, integrating third-party hardware/software and applying cryptography and network security best practices.…See more Requires 2+ years of systems-level C++ or Rust programming and professional experience with high-performance networking or cloud applications.

As a Security Engineer II on Deloitte's Cyber Defense & Resilience CTEM team, you'll support clients in identifying, prioritizing, and remediating security exposures across complex infrastructure, middleware, and applications. You'll execute vulnerability and patch management tasks, analyze exposure data and attack paths to guide remediation priorities, and prepare client-facing dashboards and status reports.…See more The role requires 3+ years in IT security or vulnerability/patch management, hands-on experience remediating vulnerabilities across Linux, Windows, and applications, and proficiency with patch management tools (BigFix, MECM, Red Hat Satellite, WSUS, Tenable, Rapid7, Qualys) and scripting/automation languages (PowerShell, Bash, Python, Ansible, Terraform, JSON). You'll also coordinate remediation activities via ServiceNow or similar ITSM platforms and travel up to 50%.