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71 linux systems engineer jobs at 33 companies in Highland, 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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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 (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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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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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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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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Principal Radar Systems Engineer
Fullerton, California, United States
$118k-$225k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
8+ YOEU.S. citizen with active Secret clearance, STEM degree and minimum 8 years relevant experience in radar/RF and systems engineering; experience in requirements, modeling/simulation, HW/SW integration, test, and technical leadership.
C++, C, MATLAB, Python, UNIX, Linux, Jira, Confluence, EVMS, Agile, SAFe
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IT Systems Engineer
Anaheim, California, United States
$80k-$120k/yr RemoteFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
4+ YOE4+ years systems administration experience with Linux required; experience with Veeam Backup & Replication and Microsoft Windows Server; Bachelor's in IT/CS/IS preferred (or 6 years experience); must pass drug screen.
Veeam Backup & Replication, Veeam Recovery Orchestration, Linux, Microsoft Windows Server, ERP
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IT Systems Engineer II
La Mirada or United States
$58-$67/hr HybridFull Time
Biola University
Biola University: Private Christian university providing undergraduate and graduate degree programs.
2+ YOE2+ years systems engineering (3+ IT experience preferred). Expertise in Linux/Windows/macOS administration, cloud platforms (AWS, Azure), containerization (Kubernetes), GitOps, Ansible, identity and endpoint management, automation/IaC, security best practices, and use of AI for operational tasks.
Linux, Windows, macOS, iOS, Kubernetes, Google Workspace, Zoom, Microsoft 365, AWS, Azure, GitOps, Ansible, Entra ID, Intune, SCCM, Jamf
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1mo
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IT Systems Engineer II
La Mirada or United States
$58-$67/hr HybridFull Time
Biola University
Biola University: Private Christian university providing undergraduate and graduate degree programs.
2+ YOE2+ years systems engineering (preferred), 3+ years IT experience preferred. Expertise with Linux/Windows/macOS, cloud (AWS/Azure), Kubernetes, GitOps, Ansible, Entra ID, endpoint tools (Intune/SCCM/Jamf), automation/IaC, AI-enabled tooling, security best practices.
Linux, Windows, Kubernetes, Google Workspace, Zoom, Microsoft 365, macOS, iOS, AWS, Azure, GitOps, Ansible, Entra ID, Intune, SCCM, Jamf, agentic AI
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1w
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DevOps Systems Engineer
Redlands, California, United States
$70k-$123k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years infrastructure and automation experience, cloud (AWS/Azure), Linux, configuration management, scripting (Python/PowerShell), infrastructure as code, and a bachelor\u0002s in CS/engineering or related STEM.
AWS, Azure, Docker, Kubernetes, EKS, Python, PowerShell, Puppet, Chef, Jenkins, GitHub Actions, Git, CloudFormation, Terraform, Prometheus, Grafana
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IT Systems Engineer
Anaheim, California, United States
RemoteFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
4+ YOEBachelor's degree with 4+ years systems administration experience or 6+ years without degree; Linux administration required; experience with Veeam Backup & Replication and Veeam Recovery Orchestration; Microsoft Windows Server administration; must pass drug screen.
Linux, Veeam Backup & Replication, Veeam Recovery Orchestration, Microsoft Windows Server
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Cloud Systems Engineer III
Santa Ana, California, United States
$123k-$135k/yr HybridFull Time
Orange County's Credit Union
Orange County's Credit Union: Member-owned financial institution providing banking and lending services.
2+ YOEExperience administering Windows and Linux servers, Microsoft Intune, plus 2+ years operating cloud infrastructure (AWS/Azure). Strong IaC, scripting, security, and troubleshooting skills required.
Microsoft Windows Server, Active Directory, Microsoft Intune, Azure Active Directory (Entra ID), AWS, Azure, Terraform, Bicep, ARM, CloudFormation, Ansible, Kubernetes, AKS, EKS, Python, PowerShell, Bash, Git, ExpressRoute, Direct Connect
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Senior Manufacturing Test Engineer, Intelligence Systems (2nd Shift)
Santa Ana, California, United States
$146k-$194k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
8+ YOE8+ years in manufacturing test with PLC/PCB testing, Linux/Linux-like OS, LabVIEW, NixOS; strong RCCA/root-cause; active U.S. Secret clearance; experience with contract manufacturers and MES/TES systems.
Linux, Ubuntu, LabVIEW, NixOS, PCBA testing equipment, Oscilloscope, Function generators, Spectrum analyzers, Data acquisition, Test software
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2w
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Sr Information Security Systems Engineer
Irvine or Plano
$121k-$166k/yr OnsiteFull Time
loanDepot
loanDepotNYSE: LDI: Provides residential mortgage loans and home refinancing services.
5+ YOEHands-on Azure security engineering, vulnerability management, intrusion monitoring, networking, forensics, scripting, and experience with Windows/Linux and application security; bachelor’s degree and 5+ years experience; CISSP/GIAC/CRISC/CEH preferred.
Azure, VMs, Azure SQL Database, Azure Functions, Azure Networking, Veracode, SonarQube, SIEM, WAF, IPS, IDS, ML, AI, NBA, EUBA, CASB, Microsoft Office
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Senior Systems Engineer (Pre-Sales) - Northeast
Albany or Irvine
$80k-$150k/yr OnsiteFull Time
TP-Link
TP-Link: Global manufacturer of networking hardware and smart home devices.
3+ YOEPre-sales engineering experience designing and delivering networking solutions, strong routing/switching and enterprise Wi‑Fi skills, presentation and troubleshooting abilities, willingness to travel up to 50–60%.
Ekahau, Hamina, Python, Ansible, Linux, Docker, Kubernetes, NETCONF, REST, YANG, OpenConfig, gRPC, Microsoft Word, Microsoft PowerPoint, Microsoft Outlook, Microsoft Excel, CRM, Salesforce
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