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288 linux systems engineer jobs at 112 companies in Irvine, CA

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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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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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2mo
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Senior Linux Systems Engineer, Edge Compute and Communications - Active Clearance Required
Costa Mesa, California, United States
$170k-$210k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
7+ YOE7+ years IT infrastructure engineering; strong Linux, Bash and PowerShell scripting; Active Secret clearance, ability to obtain Top Secret; travel up to 15%; experience with AD, multi-site, and air‑gapped/tactical environments.
Linux, Bash, PowerShell, RHEL Image Builder, Active Directory, Scripting, Cloud (IaaS/PaaS)
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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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Systems Engineer (Esports)
Los Angeles, California, United States
$149k-$208k/yr OnsiteFull Time
Riot Games
Riot Games: Developing and publishing competitive multiplayer video games.
5+ YOE5+ years in systems/support/infrastructure engineering; experience with Ansible, Terraform, Jenkins, virtualization, containerization, imaging/deployment tools, Linux/Windows, scripting, Git, and cloud platforms; able to reduce operational toil and support global events.
Ansible, Terraform, Jenkins, VMware, Hyper-V, Proxmox, AHV, Docker, FOG, SCCM, Autopilot, Linux, Windows, PowerShell, Bash, Git, AWS, Azure
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Sr. Systems Engineer
Los Angeles, California, United States
$88k-$131k/yr HybridFull Time
Green Dot
Green DotNYSE: GDOT: Provides mobile banking and payment solutions to consumers and businesses.
5+ YOE5+ years systems engineering experience; expertise with Kubernetes, Linux, cloud operations (Azure preferred); automation with Git Ops, Ansible, Terraform, Claude AI; monitoring with Datadog/Prometheus; scripting in Python/Bash/PowerShell; security/compliance (PCI DSS, SOC 2); on-call participation.
Kubernetes, Linux, Azure, Git Ops, Ansible, Terraform, Claude AI, Datadog, Prometheus, Python, Bash, PowerShell
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IT Systems Engineer - Millennium Space Systems
El Segundo, California, United States
$129k-$190k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
4+ YOEFour years of system engineering experience; U.S. citizenship and ability to obtain a Top Secret/SCI clearance; Linux/Windows, vSphere, and security expertise; preferred Azure/O365, storage, and scripting skills.
Linux, Windows, vSphere, Azure, Office 365, PowerShell, Python, Ansible, Docker, Kubernetes, SCCM, Intune, SolarWinds, ServiceNow, AD, SSO, PKI, GPO, DHCP, PowerBI
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Senior Systems Engineer
Barcelona or Buenos Aires or Lima or Rio de Janeiro or London or Paris or New Jersey or Oslo or Los Angeles or Singapore or Tokyo or Manila or Bangkok or Lagos
OnsiteFull Time
BMAT
BMAT: Indexes music usage and ownership data for the industry.
5+ YOE5+ years IT systems administration; Linux OS, Python 3 or BASH, Puppet/Ansible, Terraform, OpenVPN/IPsec, SSH/SSL, TCP/IP, DNS, HTTP and SQL; SaaS/cloud management; strong communication and English fluency.
Linux, Python 3, BASH, Puppet, Ansible, Terraform, OpenVPN, IPsec, SSH, SSL, SQL, DNS, HTTP, TCP/IP
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Lead Systems Engineer
Pasadena, California, United States
$140k-$160k/yr OnsiteFull Time
Miso Robotics
Miso Robotics: Automates commercial kitchens using AI-powered robotic assistants.
5+ YOEBachelor's in engineering,5+ years systems engineering experience for multidisciplinary products,experience with integration, verification, V&V, FMEA, reliability, and safety standards; leadership and strong communication skills.
Linux, SQL, Python, C++, DOORS, Jama, Polarion, Cameo, MagicDraw, Hardware-in-the-Loop (HIL), Software-in-the-Loop (SIL)
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Cyber Systems Engineer / Principal Cyber Systems Engineer (AHT)
Manhattan Beach, California, United States
$101k-$151k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEU.S. citizenship with active DoD Top Secret clearance, ability to obtain Top Secret SAP, 2+ years (engineer) or 5+ years (principal) cyber/systems experience, DoD STIG-hardened Linux/Windows experience, BOM/IT material experience, CompTIA Security+ or equivalent.
Linux, Windows, MS Office Suite, Excel, Word, Azure, AWS, DoD STIG, JMPS, AFMSS, PFPS, CI/CD
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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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Avionics Systems Engineer
El Segundo, California, United States
$130k-$175k/yr OnsiteFull Time
CX2
CX2: Builds AI-powered platforms for electromagnetic spectrum defense.
5+ YOEBachelor's degree,5+ years avionics or aerospace systems integration experience,hands-on troubleshooting of hardware/software/networking,Linux proficiency,IP networking and avionics protocol experience.
Linux, Embedded Linux, PX4, ArduPilot, CAN, MAVLink, ARINC 429, RS-232, RS-422, RS-485, MIL-STD-1553
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5d
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Systems Engineer/Prin Systems Engineer - Integration & Test
Redondo Beach, California, United States
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOEActive SCI clearance required, STEM degree with 2+ (Level2) or 5+ (Level3) years experience, test procedure and integration/test experience, Linux, Python, networking, strong communication, willingness to travel up to 25%.
Linux, Python, Playwright, oscilloscope, spectrum analyzer
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2mo
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Embedded Systems Engineer-Federal
Irvine or Mission Viejo
$70k-$300k/yr OnsiteFull Time
Field AI
Field AI: Develops autonomous software brains for robots in unstructured environments.
Experience with embedded compute, Linux, firmware, ROS, and system integration for robotic platforms. Federal program experience preferred.
C++, Python, ROS, Linux, Ubuntu, Yocto, JetPack, ARM, x86, ROS2
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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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2w
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Senior Software Systems Engineer
Boston or Los Angeles or Colorado Springs
$156k-$244k/yr RemoteFull Time
Revolution Space
Revolution Space: Building advanced in-space propulsion systems for satellites.
10+ YOEBachelor's degree and 10+ years systems engineering experience; strong programming (Python, C++, Java, JavaScript), Linux/Windows Server, networking, V&V knowledge, MS Excel/DOORS, ability to obtain U.S. government security clearance; U.S. person required.
Python, C++, Java, JavaScript, Linux, Windows Server, TCP/IP, DNS, Microsoft Excel, DOORS, AWS, Azure, GCP, Ansible, Docker, Kubernetes, SysML, Model-Based Systems Engineering (MBSE), Large Language Models
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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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Systems Integration Engineer
March Air Reserve Base, California, United States
$133k-$222k/yr OnsiteFull Time
American Systems
American Systems: Providing engineering and IT solutions to federal government agencies.
5+ YOE5+ years in systems integration or C4I; active TS/SCI; Bachelor's in Engineering, Computer Science, Information Systems, or related field; experience with AMOSS/ISR; DHS/CBP exposure a plus.
Linux, Unix, C, C++, JavaScript, AMOSS, Radar
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Sr Systems / Cloud Engineer
Lake Forest, California, United States
$135k-$175k/yr OnsiteFull Time
STAAR Surgical
STAAR SurgicalNASDAQ: STAA: Develops and sells implantable lenses for vision correction.
5+ YOE5+ years in systems engineering with Azure cloud focus; undergraduate degree or equivalent; Windows/Linux, virtualization, networking, O365, SSO/MFA, scripting.
Azure, VMware, Hyper-V, Citrix, VDI, DNS, SSL, Windows Server 2019, Windows Server 2022, Linux, Unix, O365, Exchange Online, Teams, SharePoint, OneDrive, SSO, MFA, SAML
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Spacecraft Embedded Linux Software Engineer
El Segundo, California, United States
$131k-$184k/yr OnsiteFull Time
Varda Space Industries
Varda Space Industries: Develops in-orbit manufacturing platforms and reentry capsules for pharmaceuticals.
3+ YOEBachelor's in CS/math/physics/engineering or equivalent experience,3+ years developing spacecraft or safety-critical software,proficiency in C++,experience with embedded/real-time systems.
C++, Python, Rust, F', cFS, CCSDS telemetry and telecommand system, Linux, RTOS, SPI, I2C, CAN, EtherCAT
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