linux jobs in San Diego

Network Engineer III supporting testing of communications between a Surrogate MQ-25 Air Vehicle and Ground Control Station, including narrowband and wideband satellite and line-of-sight links for C4I operational network evaluation. The role requires 4+ years of DoD/government network engineering experience, demonstrated proficiency in Layer 2/3 protocols (BGP, DMVPN, IPSec, EIGRP, OSPF, VRRP, STP), Cisco routing and switching, Linux system administration, and network automation tools (Ansible, Python).…See more Responsibilities include designing and testing multi-vendor network systems, writing test plans and procedures, performing Wireshark traffic analysis, configuring network devices (routers, switches, firewalls, INEs), applying DISA STIGs, and generating RMF artifacts. A Bachelor's degree in Network Engineering or related field and CCNA certification are required; CCNP or CCIE preferred.

The Network Engineer IV delivers advanced carrier training tactical system network engineering, integration, and sustainment for Navy afloat C4ISR operations within the CANES architecture. The role maintains, configures, and troubleshoots ruggedized network hardware and software baselines; provides direct technical support to shipboard ITs during Fleet training evolutions and underway testing; and ensures system readiness, cybersecurity compliance, and secure tactical data transport.…See more The engineer supports RMF artifacts, STIG application, vulnerability remediation, and Zero Trust hardening across Fleet units. 3–5 years of network engineering experience, CCNA/CCNP certification, DoD 8570 IAT Level II (Security+), and an active Secret clearance are required.

Senior software engineer responsible for designing, developing, and maintaining control software for advanced life science research instruments. Core work spans low-level hardware integration, data acquisition, motion control, signal processing, and distributed services using C# and .NET 6+.…See more Will refactor existing architecture, improve performance and reliability, and collaborate with systems engineering teams to implement new instrument functionality. Requires 5+ years of software development experience, proficiency with Linux, multi-threaded programming, real-time data acquisition, and RPC frameworks like gRPC.

Join Speechify's AI team to design and operate cloud infrastructure for petabyte-scale audio data ingestion pipelines supporting model training. You'll discover new audio data sources, manage GCP infrastructure with Terraform, collaborate with ML scientists to optimize cost/throughput/quality tradeoffs, and help shape the dataset roadmap for next-generation products.…See more The role requires 5+ years of software development experience, proficiency with Python/bash scripting, Docker, Infrastructure-as-Code, and hands-on work with large-scale data processing workflows.

Staff Software Engineer role focused on designing, developing, and integrating hypervisor and System Memory Management Unit (SMMU) firmware for Qualcomm's SoC platforms used in mobile, automotive, compute, and IoT devices. The engineer will work on low-level firmware that interfaces with bootloaders, Linux, and TrustZone, requiring deep expertise in ARM CPU architecture, virtualization, kernel development, and secure coding.…See more Responsibilities include firmware feature design, cross-team collaboration with hardware and ASIC teams, debugging and verification, code review, and technical documentation. Requires 2+ years of C/C++ programming with 4+ years total software engineering experience and strong background in OS/kernel development, computer architecture, and embedded systems.

Design, develop, and optimize Linux platform enablement for Qualcomm's next-generation SoCs, focusing on image generation, packaging, integration, and CI/CD automation across major Linux distributions (Debian/Ubuntu, RHEL/Fedora). Debug complex issues spanning kernel, boot, and userspace; architect and build infrastructure supporting compute, server, embedded, and IoT platforms.…See more Collaborate across hardware, firmware, and software teams to bridge silicon enablement with modern open-source distribution standards. Use Bash, Python, and C/C++ to automate tooling and maintain upstream-oriented Linux platform workflows.

Staff-level embedded software engineer responsible for designing and developing AI, GenAI, and multimedia SDKs/frameworks for IoT edge devices (drones, cameras, AI boxes, appliances). The role requires architecting high-performance inference pipelines, multi-stream AI processing, and GStreamer-based plugins for Qualcomm hardware platforms.…See more Must have 5+ years of C/C++ experience in embedded systems, strong knowledge of AI inference frameworks (PyTorch, TensorFlow, ONNX Runtime, LiteRT), GenAI orchestration tools (LangChain, LlamaIndex), and multimedia/HAL integration across Android, Tizen, and Linux. Ownership spans architecture, design, implementation, and deployment of production-quality SDK components.

A software security engineer focused on vulnerability research, reverse engineering, and embedded software development for government customers. The role involves performing end-to-end vulnerability research against software stacks, designing and implementing security tools, developing embedded software solutions, conducting code reviews, and writing technical documentation.…See more Required skills include proficiency in C/C++/Java/Python, deep Linux knowledge, x86/ARM architecture expertise, reverse engineering tools (IDA Pro, Ghidra), and debugging utilities (gdb, strace, ltrace). Experience with Android, Trace32/JTAG, Git, and LLMs for augmenting reverse engineering workflows is preferred.

Qualcomm seeks an embedded software engineer (0–3 years) to develop and maintain kernel drivers and services across multiple operating systems (QuRT OS, Windows, Linux, QNX, FreeRTOS, Zephyr) for system-level debug, diagnostics, and inter-process communication on Qualcomm SoCs. The role requires proficiency in C, data structures, and embedded systems, with responsibilities spanning requirements analysis, design, implementation, and testing across mobile, automotive, XR/AR, IoT, and cloud AI platforms.…See more The candidate will debug across hardware, OS, compiler, and driver layers while contributing to product innovation and optimization.

Design, implement, integrate, and commercialize video software modules on Qualcomm SoCs, including user and kernel mode drivers for playback, streaming, camcorder, and DRM use cases. Develop and optimize video compression, streaming protocols, and Agentic AI frameworks on Linux platforms while meeting performance, latency, power, and stability requirements.…See more Work with hardware and systems engineers to integrate cutting-edge video technology on Snapdragon processors for mobile and AI inferencing platforms. Requires expertise in Linux kernel development (V4L2, device drivers), video compression standards (H.264/H.265/AV1), streaming protocols (HLS/HTTP/RTSP/DASH), and embedded systems debugging.

Design and implement security and privacy controls for on-device AI features on Snap OS, including model integrity, secure data handling, inference-time privacy protections, and sensor access controls. Research and develop security features across firmware, applications, system services, and cloud-connected device surfaces.…See more Improve fuzzing infrastructure, automated security testing, and continuous validation pipelines for OS components, IPC mechanisms, parsers, drivers, firmware, and AI data flows. Requires 5+ years developing production software in C, C++, or Rust and 3+ years building security or platform protection features for Linux-based, embedded, mobile, or wearable systems.

Qualcomm IT seeks a Kubernetes generalist to construct, deploy, manage, and troubleshoot high-performance bare-metal on-premises and cloud-based multi-tenant Kubernetes clusters using Rancher (RKE2, GKE, EKS, AKS). Day-to-day responsibilities include monitoring cluster performance and availability, developing platform automation scripts, and leading projects such as self-healing system implementation, Kubernetes version validation, multi-tenancy pattern integration (vcluster), and policy migration (Gatekeeper OPA to Validating Admission Policy).…See more Required skills include 2+ years Kubernetes administration, advanced proficiency in Kustomize/Helm, Docker/ContainerD, git/GitHub, intermediate Kubernetes networking (Cilium) and control-plane architecture knowledge, plus intermediate Python/Go and bash scripting. The role requires full-time onsite work in San Diego, CA.

Design, develop, and expand an SDK and Demo App ecosystem for identity document scanning hardware, architecting core APIs that embed image processing, advanced calibration algorithms, and data capture libraries (OCR & barcode decoding). Optimize low-latency image pre-processing pipelines, integrate third-party recognition libraries, and port the SDK across multi-device and networked environments (Linux, embedded systems, tablets, edge devices).…See more Work closely with firmware engineers on device communication protocols (USB, Serial, PC/SC) and write technical documentation for global B2B clients. The role requires 3–5+ years of professional C++ and C#/.NET development with hands-on computer vision (OpenCV), embedded systems knowledge, and strong technical communication skills.

The System Administrator Expeditionary Systems (OpAI) will maintain and integrate AI capabilities into Naval expeditionary systems, including sensor kits, unmanned systems, C2 platforms, and TAK. Daily responsibilities span hands-on troubleshooting of network connectivity and Linux systems, updating edge servers, testing machine learning capabilities, and ensuring high-quality data flow between tactical systems.…See more The role requires 3+ years of experience in system administration, data engineering, or related fields, with intermediate Linux proficiency, familiarity with edge servers and containerization (Docker, Kubernetes), and experience with tactical data pipelines. The successful candidate will collaborate with engineers, ML specialists, and data teams to integrate cutting-edge AI solutions while supporting operational forces.

The Network Engineer IV delivers advanced tactical network engineering, integration, and sustainment for Navy carrier training systems within the CANES architecture. The role involves maintaining, configuring, and troubleshooting shipboard network hardware and software, supporting NIWC Pacific and fleet operations during training exercises and deployment workups.…See more Key responsibilities include system sustainment, afloat technical support, cybersecurity compliance (RMF, STIG, Zero Trust), and automated testing. The engineer must hold or obtain a Secret clearance, possess CCNA/CCNP and Security+ certifications, and have 3–5 years of network engineering experience with Navy tactical networks (NIPR/SIPR/CANES).

Network Engineer III will support testing of communications between a Surrogate MQ-25 Air Vehicle and Ground Control Station, including narrowband and wideband satellite and line-of-sight links. Responsibilities include designing and troubleshooting multi-vendor network systems (routers, switches, firewalls), writing test plans and procedures, performing Wireshark traffic analysis, configuring network devices, and applying DISA STIGs.…See more The role requires 4+ years of DoD/government network experience, proficiency in Cisco routing/switching, Layer 2/3 protocols (BGP, DMVPN, IPSec, OSPF, EIGRP, VRRP, STP), Linux administration, and network automation tools (Ansible, Python). CCNA certification is mandatory and Secret clearance must be held at start.

Lead Senior Software Development Engineer for AWS EC2 VPC's packet pipeline, responsible for designing and optimizing ultra-high-performance kernel and embedded C systems processing millions of packets per second. You will mentor junior engineers, lead architecture decisions, conduct design and code reviews, and collaborate across teams to deliver SDN features for EC2 VPC instances.…See more The role requires deep expertise in C/C++, systems-level programming, low-level hardware optimization (including assembly and vectorization), and Linux kernel or embedded development. You must balance hands-on implementation with technical leadership, ensuring best practices and managing day-to-day development activities for a small team.

Design and build software to automate RF hardware test systems for Amazon Leo satellites, including test case execution infrastructure, CI/CD automation, and manufacturing support. Write Python that validates satellite hardware before launch, translating RF engineer requirements into automated test logic that runs on Linux test racks, interfaces with instruments via SCPI, controls environmental chambers, and drives ship/no-ship decisions.…See more Architect scalable test automation for 1st and 2nd generation satellite modems, amplifiers, and RF components. Requires 5+ years of professional software development, system architecture experience, and technical leadership.

Develop and optimize low-level embedded firmware in C++ for avionics systems, flight controllers, and mission payloads, focusing on performance, reliability, and safety-critical applications. Port frameworks and applications to new RTOSes and hardware platforms, create Board Support Packages (BSPs), adapt Hardware Abstraction Layers (HALs), and develop peripheral drivers for interfaces like I2C, SPI, UART, and ADC.…See more Conduct unit and integration testing including fault injection and MISRA C compliance checks, diagnose cross-domain issues across electromechanical, software, networking, and RF subsystems, and collaborate with hardware teams to validate firmware incorporating secure boot, watchdogs, and fault-tolerant designs. Requires 5+ years embedded systems development, U.S. citizenship, ability to obtain DoD security clearance, strong Linux/Windows proficiency, and expertise in Python, Bash, Shell, and C/C++.

This role supports mission-critical network operations for U.S. Navy RDT&E infrastructure, requiring 10+ years of enterprise network engineering experience.…See more The Network Engineer will design, configure, and maintain complex routing, switching, and firewall solutions across on-premises and cloud environments (AWS/Azure), implement Zero Trust and network security architectures, and ensure STIG compliance and high-performance connectivity. Hands-on expertise with BGP, OSPF, IPsec, VLANs, HPE Aruba, Palo Alto firewalls, and enterprise monitoring tools (Traffic Sentinel, Zabbix) is essential. An active Secret clearance and IAT II certification (Security+, CCNA Security, or equivalent) are required.

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.

Specialist, Software Engineering role at L3Harris focused on designing, implementing, and integrating software components across embedded, application, and cloud environments for space and airborne defense systems. The engineer will work across the full software development lifecycle—from requirements analysis and architecture through deployment and sustainment—using C++ for low-level embedded work, troubleshooting deployed operational systems, and collaborating with cross-functional teams on hardware/software interfaces.…See more Day-to-day responsibilities include developing software solutions using multiple programming languages and operating systems, conducting code reviews, maintaining technical documentation, and supporting mission-critical systems in the defense and aerospace sectors.

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.

The System Administrator Expeditionary Systems (OpAI) will maintain and troubleshoot tactical systems integrating AI capabilities into Naval expeditionary platforms, including sensors, unmanned systems, and command-and-control infrastructure. Daily responsibilities span hands-on system administration (Linux, edge servers, software updates), testing machine learning capabilities in field environments, and collaborating with engineers to deploy and monitor data pipelines connecting tactical systems.…See more The role requires 3+ years in system administration, data engineering, or related technical fields, with intermediate Linux command-line proficiency, familiarity with containerization (Docker, Kubernetes), edge computing platforms (Jetson Nano, DGX), and troubleshooting of tactical data architectures. The candidate will work closely with machine learning engineers, data engineers, and software engineers to ensure performant, reliable data flow across integrated systems.

A Senior Site Reliability Engineer at SHEIN will own and operate mission-critical, large-scale distributed systems (Kubernetes, Kafka, Elasticsearch, Redis, APISIX, Nginx) running 24/7/365, participating in on-call rotations and driving fast incident response using AI-assisted log analysis and anomaly detection. The role requires strong software engineering expertise in Python or Go, deep Linux and networking knowledge, and hands-on experience with observability platforms (Prometheus, Grafana) and configuration management tools.…See more Responsibilities include designing resilient monitoring and alerting infrastructure, automating operational workflows to eliminate toil, capacity planning, and collaborating with global teams to improve system reliability and performance.