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111 linux system engineer jobs at 43 companies in Rialto, CA

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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
Help us #BeatIndeed & #BeatLinkedIn
3mo
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Linux Systems Engineer
Pomona, California, United States
$127k/yr OnsiteFull Time
LERETA
LERETA: Provides real estate tax and flood service solutions for lenders.
10+ YOE10+ years Linux systems engineering with RHEL/Ubuntu, Azure IaaS/PaaS, networking (DNS/DHCP, routing, VLANs, SSL/TLS), F5/HAProxy, C/Python development, system hardening, observability, and incident RCA.
RHEL, Ubuntu, F5 BIG-IP, LTM, GTM, iRules, HAProxy, Microsoft Azure, Azure Load Balancer, Azure Firewall, VNets, NSGs, UDRs, C, Python, CI, SELinux, auditd, SSL/TLS, DNS/DHCP
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3mo
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Linux Systems Engineer
Pomona, California, United States
$96k-$127k/yr OnsiteFull Time
LERETA
LERETA: Provides real estate tax and flood services for mortgage lenders.
10+ YOE10+ years Linux systems engineering; Azure and on-prem; Linux hardening; scripting in Python/C; F5 BIG-IP/HAProxy; networking; security.
Linux (RHEL/Ubuntu), Azure, F5 BIG-IP, HAProxy, Python, C, CI, SELinux, auditd
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1mo
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Senior System Engineer – ArcGIS (Mission-Focused)
Redlands or St. Louis or Vienna
$156k-$239k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
12+ YOE12+ years experience designing/implementing enterprise ArcGIS or comparable systems; Windows/Linux administration; scripting (Python, PowerShell, JavaScript, C#); RDBMS and SQL; familiarity with networking; US citizenship with active Top Secret/SCI clearance; Bachelor's degree in CS/Math/GIS/STEM.
ArcGIS, ArcGIS Enterprise, ArcGIS Desktop, ArcGIS Online, Portal for ArcGIS, ArcGIS Runtime, Python, PowerShell, Javascript, C#, Windows, Linux, SQL Server, Oracle, PostgreSQL
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1mo
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Senior Linux Platform Engineer - Santa Clara
Santa Clara or Irvine
$65k-$150k/yr HybridFull Time
Perficient
Perficient: Provides digital transformation and AI consulting for global enterprises.
10+ YOEMaster’s degree preferred; 10+ years Linux systems engineering; experience with custom Debian distributions and Debian packaging; advanced Python and Shell scripting; deep OS/build/debug expertise; familiarity with AI tools.
Debian, Debian packaging, Python, Shell, C/C++, ARM, AWS, CI/CD, Infrastructure as Code
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1mo
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Controls System Engineer
Costa Mesa, California, United States
$146k-$194k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
4+ YOE4+ years in controls/OT and on-premise systems; proficiency with Ignition SCADA, OT networking (MQTT, OPC UA, TCP/IP), PLCs (Allen-Bradley/Siemens); scripting in PowerShell/Python/Bash; able to work second shift; must be a U.S. Person.
Ignition, Ignition Perspective, Tag Historian, Alarm Notification, SQL Bridge, MQTT Engine, MQTT Distributor, MQTT Transmission, MQTT, OPC UA, TCP/IP, Allen-Bradley, Siemens, PowerShell, Python, Bash, Windows, Linux, MES, QMS, SQL
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1mo
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10846 - Private Cloud System Engineer
Irvine, California, United States
OnsiteFull Time
Hyundai AutoEver America
Hyundai AutoEver AmericaKorea Exchange: 307950: Provides automotive software and IT services for mobility systems.
Bachelor's degree or equivalent experience; proven system engineer experience in enterprise/data center environments; hands-on Linux, virtualization, OpenStack, automation, monitoring, troubleshooting, and strong communication skills.
OpenStack, Linux, VMware, Hyper-V, KVM, Kubernetes, Ansible, Terraform, Prometheus, Grafana, ELK Stack
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4w
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Robotics Engineer, Humanoid System Integration
Irvine, California, United States
OnsiteFull Time
Field AI
Field AI: Develops autonomous software brains for robots in unstructured environments.
Hands-on experience integrating humanoid hardware and software, strong C++ and Python on Linux, ROS/ROS2 experience, hardware bring-up, diagnostics, and test development; MS/PhD preferred (BS considered).
C++, Python, Linux, ROS, ROS2
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1mo
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Spacecraft Systems Engineer
Irvine, California, United States
$100k-$140k/yr OnsiteFull Time
Terran Orbital
Terran OrbitalNYSE: LMT: Manufactures modular spacecraft for aerospace and defense missions.
2+ YOE2+ years in systems engineering for spacecraft; BS/MS in aerospace or systems engineering; MATLAB, SolidWorks, STK, Linux; familiarity with subsystems and budgets; U.S. citizenship with ability to obtain DoD clearance.
MATLAB, SolidWorks, STK, Linux
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3mo
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Test Engineer - Secret Clearance Required
March Air Reserve Base, California, United States
$94k-$157k/yr OnsiteFull Time
American Systems
American Systems: Providing engineering and IT solutions to federal government agencies.
3+ YOESecret clearance required; Bachelor's degree; 3-5 years in system or test engineering; Linux, networks, and databases experience; government/C4I testing experience preferred.
Linux, PostgreSQL, Oracle, Jira, Test automation, Scripting
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3w
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Senior Service Engineer
Fountain Valley, California, United States
$80k-$100k/yr FieldFull Time
ChargeTronix
ChargeTronix: Manufactures and sells advanced electric vehicle charging station infrastructure.
5+ YOE5+ years field service engineering experience with EV chargers or power electronics, strong knowledge of AC/DC power systems, electrical troubleshooting, networking, Linux, firmware, and root cause analysis; bachelor\u0002s degree preferred.
Linux, OCCP, CPMS
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4d
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Principal SSD Systems Engineer
Rancho Santa Margarita, California, United States
$170k-$190k/yr OnsiteFull Time
Virtium
Virtium: Designs and manufactures industrial-grade storage and memory modules.
10+ YOE10+ years experience in SSD hardware/firmware and storage systems; bachelor's or master's in EE/CE or related; expertise in NVMe/SATA, Linux debugging, system integration, and supplier/customer engagement.
Linux, NVMe, SATA
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1w
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Sr. BESS Operations Engineer
Teaneck or San Francisco or Irvine
OnsiteFull Time
Qcells
Qcells: Provider of solar modules, energy storage, and EPC services.
5+ YOEBachelor's or Master's in engineering,5+ years BESS/renewable/grid operations experience,knowledge of power systems,industrial protocols,Linux/SSH,Ansible,ability to apply LLMs/ML for automation and monitoring.
Modbus, CANbus, DNP3, TCP/IP, Linux, SSH, Ansible, Python, SCADA, Confluence, LLMs
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1mo
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Senior Product Security Engineer
Huntington Beach, California, United States
$150k-$175k/yr OnsiteFull Time
Mach Industries
Mach Industries: Designs and manufactures autonomous unmanned aerial vehicles for defense.
5+ YOE5+ years in product/application/security engineering; programming in Python, C/C++, Rust, or Go; experience with embedded systems, Linux, APIs, CI/CD, and security frameworks (NIST); eligible for U.S. Secret clearance.
Python, C/C++, Rust, Go, Linux, CI/CD, NIST, Terraform, FPGA, GPU
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1w
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Energy Management System (EMS) Advisor
Alhambra, California, United States
HybridFull Time
Edison International
Edison InternationalNYSE: EIX: Generating and distributing electricity to customers in Southern California.
7+ YOE7+ years supporting complex utility or real-time systems; experience with EMS/SCADA, grid applications, troubleshooting, and stakeholder collaboration; bachelor’s preferred.
Oracle, SQL, Linux/UNIX, EMS, SCADA
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1mo
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Systems Engineer (onsite)
Rancho Santa Margarita, California, United States
$165k-$180k/yr OnsiteFull Time
Palomar Products
Palomar ProductsNYSE: TDG: Manufacturer of secure communication systems for military aerospace platforms.
8+ YOEDrive system-level requirements, MBSE using Cameo/SysML, requirements management (Visure/DOORS/JAMA), support verification and DO-178C/DO-254 compliance; US citizenship required. Preferred 8+ years systems engineering experience in aerospace/defense.
Cameo Systems Modeler, SysML, Visure, DOORS, JAMA, Microsoft Windows, Linux, Unix, VMware, AWS, Microsoft Azure, Google Cloud, Python, LabVIEW
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2mo
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Electronic/Electrical Engineer
Fullerton, California, United States
$120k-$180k/yr OnsiteFull Time
Voltify
Voltify: Developing battery-electric locomotive infrastructure and microgrids for rail freight.
3+ YOE3+ years in electrical/electronic system design; high voltage DC 1500V+; KiCAD; CAN, Ethernet, ModBus, I2C, SPI; STM32; harsh environments; Linux; wire harness; EMC/EMI.
KiCAD, CAN Bus, Ethernet, ModBus, I2C, SPI, STM32, Linux
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1w
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Principal Hardware Engineer, AI Systems
Redmond or Mountain View or Hillsboro or Raleigh or Austin or Boise or Aliso Viejo or San Diego
$143k-$275k/yr HybridFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Develops software, services, devices, and cloud computing solutions.
7+ YOEMaster's+7 years or Bachelor's+8 years (or equivalent) in engineering, deep system expertise in power/thermal/mechanical, experience delivering AI/GPU systems, ability to pass Microsoft cloud background screening.
PCIe, DDR, Ethernet, BIOS, BMC, Linux, Windows
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5d
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Senior Systems & Security Engineer
Brea, California, United States
$112k-$127k/yr HybridFull Time
RAVE Aerospace
RAVE Aerospace: Developing in-flight entertainment and connectivity systems for airlines.
6+ YOEBachelor's in Engineering or equivalent,6+ years systems engineering,knowledge of DO-326A/ED-202A/ISO 27000/ARINC 811,threat modeling,secure coding (C/C++ or Golang),cloud (AWS, Azure),EDR,SIEM,vulnerability management.
DO-326A/ED-202A, ISO 27000, ARINC 811, C/C++, Golang, AWS, Azure, EDR, SIEM, Kali Linux, nmap, Burp Suite, Nessus, OpenVAS, Android, Linux
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1mo
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Electronics Engineer
Pasadena, California, United States
OnsiteFull Time
Caltech
Caltech: Provides university-level education and scientific research services.
4+ YOEBachelor’s in electrical engineering or physics; 4+ years of related experience; strong electronics design and data analysis skills; experience integrating hardware/software systems; collaborative; some travel; able to lift 25 lbs.
Low Noise Analog Circuit Design, Servo Design and Tuning, Grounding and RI Shielding, Packaging of Low Noise Electronics, High Speed Analog and Digital Signal Transmission, Gate Array Programming, State Machine Design, Schematic Capture, Circuit Simulation, PCB Layout, Cryogenic Vacuum Systems, C++, UNIX, Python, MATLAB, FPGA, Digital Logic Design, DSP Programming
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3mo
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Senior Service Reliability Engineer
Aliso Viejo, California, United States
$172k-$258k/yr HybridFull Time
Sony Interactive Entertainment
Sony Interactive EntertainmentNYSE: SONY: Provides PlayStation gaming hardware, software, and digital network services.
7+ YOE7+ years in software development and/or Linux systems; strong communication; on-call availability; Linux prod systems; Python (preferred); experience with distributed storage, NoSQL, data technologies; Kubernetes and AWS; monitoring and configuration management.
Python, Bash, Go, Java, C++, Rust, Hadoop, Ceph, MongoDB, Redis, Cassandra, ElasticSearch, Kafka, PostgreSQL, MySQL, Prometheus, Grafana, Kubernetes, AWS, Ansible, SaltStack, Puppet, Chef
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