unix jobs in San Diego

This software engineering internship involves developing embedded software for real-time control of advanced tactical radio equipment, working across the full software development lifecycle from requirements analysis through testing and integration. The role requires applying computer science and engineering principles using multiple programming languages (C++, C#, C, Java, Python, etc.) on embedded real-time operating systems (VxWorks, Linux, QNX, Integrity, Windows CE) and evaluating hardware-software interfaces.…See more Interns will develop test procedures, participate in peer reviews, and utilize modeling tools to conduct experimental tests. The position demands a strong foundation in computer science, computer engineering, software engineering, electrical engineering, or related disciplines.

Sr. Systems Engineer supporting the Navy's Key Management project portfolio, responsible for leading system engineering, hardware, and software analysis to develop systems meeting customer requirements.…See more Will define and apply systems engineering processes, manage requirements (decomposition, allocation, verification, validation), develop system architecture and CONOPS, and produce comprehensive technical documentation including specifications, manuals, and design documents. Requires 8+ years of experience with model-based systems engineering, database management (MySQL, Oracle, SQL Server), Linux/UNIX, Agile methodologies, and DoD 8570-approved security certification. Will work at customer facilities up to 5 days/week, participating in customer meetings and technical interchange meetings.

Build high-quality, scalable AI-powered developer products at ServiceNow using Java, TypeScript/NodeJS, and React. You'll partner with product teams to design and implement customer-facing features, own code from design through delivery, and apply AI integration to developer workflows.…See more The role emphasizes clean architecture, best practices (code review, unit testing), and reusable component design in a DevX-focused context.

Senior Systems Engineer responsible for Space Ground mission-focused software cloud applications, spanning requirements analysis, Concepts of Operations development, system design, software implementation, and verification & validation. Will manage agile backlogs, user stories, and sprint planning; collaborate closely with customers, software engineers, and test teams; and produce technical documentation in Jira/Confluence and UML/SysML models.…See more Requires Top Secret clearance, TCPED/SIGINT experience, DoD/IC contracting background, and proficiency with cloud platforms, DevSecOps, configuration management, and government ground processing systems.

Entry-level software engineer role at BAE Systems supporting C4ISR and geospatial intelligence platforms for defense customers. Candidates must hold or be able to obtain a security clearance and have a Bachelor's degree in Computer Science or related field (or Master's for Associate II level).…See more Required skills include Java, Object-Oriented Programming (OOP), and Object-Oriented Analysis & Design (OOAD); preferred experience includes full-stack development, multiple programming languages (C/C++, C#, Python, JavaScript), cloud platforms (AWS, Azure), containerization (Docker, Kubernetes), CI/CD pipelines, and familiarity with frameworks like Spring, REST APIs, and microservices architecture.

Staff Engineer role focused on CPU design, RTL development, and physical design for next-generation high-performance, low-power SoCs. Responsibilities span microarchitecture definition, Verilog/SystemVerilog RTL coding, synthesis, physical implementation (floorplanning, placement, routing, timing closure), and PPA optimization.…See more Will collaborate across architecture, verification, DFT, and post-silicon teams, and develop automation scripts in Python, Tcl, Perl, or Shell. Requires 4–10 years in ASIC/SoC, CPU, RTL, or physical design, strong digital design fundamentals, and hands-on experience with CPU microarchitecture and design closure flows.

Sr. Systems Engineer supporting the Navy's Key Management project portfolio, leading system engineering, hardware, and software analysis to develop systems meeting customer requirements.…See more Responsibilities include defining and applying systems engineering processes, managing requirements through decomposition/allocation/verification/validation, developing system architecture and CONOPS, leading technical discussions, and writing comprehensive technical documentation. Requires 8+ years of experience with model-based systems engineering, database management (MySQL, Oracle, SQL Server), Linux/UNIX, Agile methodologies, and DoD 8570 security certification.

Develop prototype AI/ML solutions for ASIC design automation at NXP, exploring state-of-the-art techniques like GenAI, reinforcement learning, graph neural networks, and CNNs to improve VLSI CAD workflows. The role involves collaborating with architecture, IP, and SoC design teams to evaluate and pilot automation applications on leading-edge semiconductor technologies.…See more Candidates must have 5+ years of AI/ML expertise, strong Python/C++ programming skills, and hands-on experience with Unix/Linux, Git, and software development tools. Understanding of VLSI design constraints, EDA tools, and physical design flows is highly desirable.

As a Software Engineer (IC2) on ServiceNow's Data Platform team, you will design and develop scalable backend components for SQL generation into Trino, PostgreSQL, MariaDB, and Oracle databases, as well as manage table metadata and data access across multiple data sources. You'll own features from design through delivery, collaborate with product managers to translate requirements into well-architected solutions, and develop comprehensive test strategies covering functional, regression, integration, and performance aspects.…See more The role requires proficiency in Java backend development, strong knowledge of data structures, algorithms, and performance optimization, plus experience with relational databases, CI/CD pipelines, and automated testing frameworks. You'll participate in design and code reviews, troubleshoot complex systems, and foster engineering craftsmanship across the team.

Senior Linux administrator responsible for managing UNIX-based physical and virtual infrastructure across complex heterogeneous environments at Qualcomm's San Diego headquarters. The role requires hands-on expertise in Red Hat Enterprise Linux, Ubuntu, and SUSE, with demonstrated proficiency in deploying and configuring enterprise hardware (HP, Dell, Super Micro servers), storage technologies (SAN, RAID), and containerization platforms.…See more Key responsibilities include datacenter operations, server patching and package management, clustering (Veritas, Pacemaker), infrastructure automation via Ansible, and serving as an escalation point for technical issues affecting production systems. This is a full-time onsite position (5 days/week) requiring 3+ years of IT experience with a Bachelor's degree, or 5+ years without one.

Software Engineer II will design and develop embedded software for Genalyte's Merlin photonic diagnostic platform, a medical device requiring adherence to FDA/medical device software standards. The role involves developing embedded software components, creating software tools for testing and integration, executing test protocols, and troubleshooting system functionality.…See more The engineer will work with device-to-cloud interfaces, low-level hardware controllers (motors, robots, sensors), and collaborate cross-functionally while mentoring junior engineers. Required skills include C/C++/C#/Python (.NET preferred), embedded systems design, build systems, unit testing, networking, Unix/Windows, and Jira/Confluence.

Senior Software QA Engineer supporting NIWC Pacific's CANES system integration, responsible for conducting software verification and validation testing, developing testing processes and procedures, and maintaining system documentation. The role requires 4+ years of CANES design integration experience across UNIX, Linux, Solaris, and Intel platforms, with expertise in software security, scripting, and automation.…See more The position involves mentoring junior engineers, coordinating with functional leads and application teams, and providing technical leadership for complex integration projects and System Integration Test Events.

Develop, maintain, integrate, test, and debug software for U.S. Navy shipboard telecommunications systems including MarCom, SHINCOM, and IVN platforms.…See more Modify and maintain ship configuration databases, perform software lifecycle maintenance, and troubleshoot issues across UNIX and Windows environments. Work with Navy personnel and engineering teams to evaluate technical problems and deliver solutions, with some work required aboard Navy vessels.

This is a DevSecOps Engineer role requiring hands-on expertise in cloud infrastructure, containerization, and CI/CD automation for a classified government project. The role demands proficiency with AWS, Kubernetes, Docker, scripting (Python, Bash, PowerShell), infrastructure-as-code tools (Ansible, Puppet, Chef), and Linux system administration.…See more The candidate must be able to obtain or hold a TS/SCI security clearance and will work on air-gapped and on-premises environments alongside cloud services.

Design, implement, and optimize advanced algorithms for radar, optical, and infrared sensor systems, working with scientists and engineers to build high-performance backend systems for scientific computing in distributed environments. Translate existing code for GPU/CUDA acceleration, integrate and refactor scientific codebases, and work in Linux/Unix environments.…See more Requires 6+ years of C/C++ backend development (or 4+ with a Master's), expertise in high-performance computing, parallel/distributed processing (MPI), GPU/CUDA programming, and foundational knowledge of AI/ML and LLM concepts.

Lead a platform DevSecOps team at BAE Systems, designing and maintaining on-premises infrastructure with a focus on security, scalability, and reliability. You will develop CI/CD pipelines, automate infrastructure provisioning using tools like Ansible or Puppet, implement security best practices, and troubleshoot production incidents.…See more The role requires hands-on expertise in containerization (Kubernetes, Docker), scripting (Python, Bash, PowerShell), monitoring, and Linux administration, with the ability to bridge development and operations in a fast-paced, hybrid environment.

BAE Systems seeks a Platform DevSecOps Engineer to lead infrastructure teams designing, implementing, and maintaining on-premises systems with focus on security, scalability, and reliability. The role centers on developing CI/CD pipelines, automating infrastructure provisioning using tools like Ansible, Puppet, or Chef, and implementing security best practices across cloud and air-gapped environments.…See more The engineer will troubleshoot production incidents, monitor system performance, and stay current with DevSecOps practices. Requires proven DevSecOps experience, ability to obtain TS/SCI clearance, hands-on Kubernetes/Docker containerization, scripting in Python/Bash/PowerShell, and Linux/Unix administration.

The Cybersecurity Engineer II will design, engineer, and deploy cybersecurity and network defense solutions across complex DoD environments, with hands-on responsibility for SIEM, IDS/IPS, firewalls, and vulnerability management platforms. The role involves configuring Splunk Enterprise, conducting network and security analysis with tools like Wireshark and Tenable, and leveraging automation and APIs to improve security operations.…See more The engineer will support DoD Computer Network Defense requirements, integrate solutions across Windows, Linux, and network infrastructure, and collaborate with government and vendor teams throughout acquisition, testing, and deployment. The position requires 5–7+ years of hands-on cybersecurity and network defense experience, a Bachelor's degree in a related technical field, and an active U.S. national security clearance.

This Cybersecurity Engineer II role involves designing, engineering, integrating, testing, and deploying cybersecurity and network defense solutions across complex DoD environments. The position requires planning and executing National Security and Cybersecurity assessments, configuring enterprise tools such as Splunk Enterprise, IDS/IPS, firewalls, and vulnerability management platforms, and conducting network and security analysis using tools like Wireshark and Tenable.…See more The engineer will leverage automation, scripting, APIs, and generative AI to improve cybersecurity operations while supporting the full acquisition, integration, deployment, and sustainment lifecycle for DoD Computer Network Defense requirements.

Lead systems engineering analysis and architecture development for the Navy's Key Management project portfolio. Define and apply systems engineering processes, manage requirements through decomposition/allocation/verification/validation, and develop system architecture, CONOPS, and use cases.…See more Produce technical documentation including specifications, design documents, and user guides. Requires 8+ years of experience with model-based systems engineering, database management (MySQL, Oracle, SQL Server), operating systems (Linux, UNIX), Agile methodologies, and software design patterns.

Staff Engineer II leads the enterprise observability platform as technical SME for Elasticsearch, Kibana, Logstash, and supporting infrastructure. Responsibilities include designing and optimizing Elasticsearch index templates, data lifecycle management policies, and shard allocation strategies; engineering Logstash data ingestion pipelines with log parsing and transformation; managing Azure monitoring services including Log Analytics Workspaces and Event Hubs; and developing Ansible automation for deployment and configuration management across Linux/Unix environments.…See more The role requires 7+ years in IT App Support, IT Development, IT Networking, or similar; a bachelor's degree; proficiency in Elasticsearch, Kibana, Logstash, KQL, Bash, and PowerShell/Azure CLI; and proven leadership experience managing cross-functional teams and multiple projects simultaneously.

This role provides hands-on technical support to the Global Command and Control Systems – Maritime (GCCS-M) Product Support Team, resolving complex help desk tickets, conducting rapid-response troubleshooting on USS Naval Vessels, and leading installations of GCCS-M baselines to the Fleet. You will administer diverse C4I environments (RHEL/Unix/Linux/Windows), manage casualty reports in Helix, and travel 25–40% to CONUS and OCONUS locations for on-site system configuration and maintenance.…See more Experience with Linux, Windows Server, VMware virtualization, network administration, and C4I systems (including Link 11 and related peripherals) is expected. You must hold an active Secret clearance and CompTIA Security+ certification.

Network Engineer II designs, maintains, and troubleshoots ICW Group's multi-vendor network infrastructure, including LAN, WAN, MPLS, SAN fabric switches, server load balancers, and VoIP systems. Provides 3rd tier technical support, works with security and project teams to mitigate network risks, and ensures compliance with ITIL and regulatory standards.…See more Requires a Bachelor's degree in Computer Science or related field, minimum 5 years of networking experience, CCNA or JNCIA certification (CCNP or JNCIS preferred), and hands-on expertise with Juniper networking devices, VMware virtualization, routing protocols, and firewall administration.

Build full-stack applications incorporating AI, data analytics, cloud technologies, and DevOps for mission-focused projects. You will develop and deploy features using Python, Django, React, APIs, and big data applications while working across the full technology stack.…See more The role requires 2+ years of professional software development experience with proficiency in Python-based web frameworks, front-end technologies (React, JavaScript, TypeScript), databases (PostgreSQL, MySQL, NoSQL), and basic CI/CD and Git knowledge. You'll collaborate in an Agile environment supporting diverse applications in maintenance planning, maritime analysis, and extreme weather assessment.

The Bioinformatics Analyst prepares, maintains, and analyzes genomic, transcriptomic, metagenomic, and metatranscriptomic data from sequencing projects. Responsibilities include metagenomic assembly and annotation, statistical and comparative analysis, data mining, database curation, and applying machine learning and explainable AI methods for feature selection and classification.…See more The role works independently on complex tasks while collaborating with cross-functional scientific and technical teams, with potential for project leadership and mentoring as experience grows.