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178 linux system engineer jobs at 55 companies in National City, CA

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System Test Engineer /Principal System Test Engineer
San Diego, California, United States
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOERequires active U.S. Top Secret clearance, ability to obtain SAP, STEM degree (BS/MS/PhD) with relevant years of experience, Python scripting, system test/SW development or systems engineering experience, Windows/Linux & VMs, and SDLC/agile knowledge.
Python, Windows, Linux, Virtual Machines (VMs), DOORS, ClearQuest, JIRA, Git, Confluence, Java, C++
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System Test Engineer /Principal System Test Engineer
San Diego, California, United States
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOEUS Top Secret clearance required, BS in STEM (or higher) with 2+ years experience (levels vary), Python scripting, system test/engineering experience, Windows/Linux & VMs, and ability to obtain SAP access.
Python, Windows, Linux, Virtual Machines (VMs), IBM Rational DOORS, ClearQuest, JIRA, Git, Confluence, Java, C++
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2w
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Staff Linux Software Engineer (Multiple Locations)
San Diego or Boulder
$135k-$202k/yr OnsiteFull Time
Qualcomm
QualcommNASDAQ: QCOM: Designs and manufactures semiconductors and wireless telecommunications products.
2+ YOEExperience developing Linux system software and drivers in C/C++; strong understanding of Linux internals, multi-threading, API design, SoC architecture; proficiency with git and debugging tools.
Linux, C, C++, Java, Python, git, KVM, Docker, SR‑IOV, gtest, PCIe, UML
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System Test Engineer
Carlsbad or Germantown or San Jose or San Francisco or New York City
$95k-$150k/yr OnsiteFull Time
Viasat
ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.
3+ YOERequires 3+ years of test development experience, a STEM bachelor's degree or related experience, Linux and networking knowledge, lab equipment skills, communication skills, and US citizenship.
Linux, Python, C, C++, Java, DOORS, JAMA, RF test equipment, oscilloscopes, power supplies, boundary scan, OSI model, MAC, IP, TCP, UDP
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Sr. Systems Engineer - Linux
San Diego, California, United States
$120k-$145k/yr OnsiteFull Time
Axos Financial
Axos FinancialNYSE: AX: Provides digital-first banking and diverse financial services to customers.
5+ YOE5+ years Linux administration, strong Puppet and VMware experience, production support/incident management, Bash/Python scripting, networking and storage knowledge, ITSM experience (ServiceNow) in a regulated banking environment.
Linux, Unix, Puppet, VMware, vSphere, ESXi, vCenter, Zerto, ServiceNow, Bash, Python
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4w
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IT System Engineer I
Escondido, California, United States
$39-$58/hr OnsiteFull Time
Palomar Health
Palomar Health: Public healthcare district providing comprehensive hospital and medical services.
1+ YOEBachelor's in computing or equivalent experience, 1+ years IT experience (healthcare experience preferred), knowledge of Linux/Windows/Citrix/VMWare/Hyper-V, Active Directory, MS Office; on-call support required.
Linux, Microsoft Windows, Citrix, VMWare, Hyper-V, Active Directory, Microsoft Excel, Microsoft Access, Microsoft Word, Microsoft PowerPoint, internet, e-mail
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2mo
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Software Engineer, Embedded Linux - Uncrewed Aircraft Systems
San Diego, California, United States
$115k-$185k/yr HybridFull Time
TrellisWare Technologies
TrellisWare Technologies: Provides resilient wireless communication systems and tactical networking solutions.
4+ YOEBachelor’s degree in Electrical/Computer Engineering or Computer Science; 4+ years embedded Linux; C++/Python; 2+ years Yocto; SDRs and C2 links; lab tools; ARM processors.
Yocto Project, C++, Python, HTTP/HTTPS, TCP/UDP, SSL/TLS, Embedded Linux, Oscilloscope, Logic Analyzer, Git, Compilers, Linkers, Debuggers
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HPC Systems Engineer (Linux / Infrastructure)
San Diego, California, United States
$116k-$209k/yr OnsiteFull Time
General Atomics
General Atomics: Designs and manufactures unmanned aircraft and nuclear technology systems.
15+ YOEBachelor's degree or equivalent experience, 15+ years systems administration experience, deep Linux stack knowledge (NFS, ZFS, BTRFS, mdadm, LVM), scripting with Python/Ansible/Bash, troubleshooting distributed systems; SLURM and parallel file system experience desirable.
Lustre, BeeGFS, WEKA, Ceph, SLURM, Ansible, Python, Bash, Docker, Podman, Apptainer, NFS, ZFS, BTRFS, mdadm, LVM
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Junior Operating Systems Engineer (Embedded Linux / Yocto)
San Diego, California, United States
OnsiteFull Time
Accelint
Accelint: Provides AI-driven autonomous systems for national security missions.
Active U.S. national security clearance eligibility, experience building custom Linux images with Yocto/BitBake, OS hardening, debugging boot/kernel/driver issues on embedded x86, and writing documentation.
Yocto Project, BitBake, Buildroot, Rocky Linux, RHEL, Suricata, Zeek
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Systems Engineer II
Carlsbad, California, United States
$82k-$137k/yr HybridFull Time
Daikin Applied
Daikin AppliedTokyo Stock Exchange: 6367: Designs and manufactures commercial and industrial HVAC systems.
2+ YOEBachelor's in engineering, 2+ years system-level engineering experience, skilled in thermodynamics, embedded C/C++, Linux, networking and industrial protocols, strong analytical and problem-solving skills.
C++, C, uC/OS, NetBurner OS, JavaScript, HTML, CSS, Python, Modbus TCP/IP, SNMP, EtherNet/IP, Linux
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2mo
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Systems Engineer
Arlington or Mount Laurel or Fall River or San Diego
$74k-$184k/yr HybridFull Time
Innovative Defense Technologies
Innovative Defense Technologies: Develops software and systems solutions to rapidly deliver mission‑critical capabilities to the U.S. government.
0+ YOEAbility to obtain/maintain Secret clearance; Bachelor's in Systems Engineering or equivalent experience; 0–5 years' professional experience; experience with C/C++, Python, JavaScript/Java, Linux, Git, and DevSecOps; up to 10% travel.
C, C++, Python, JavaScript, Java, Linux, Git, Make, Maven, Ant, X-Windows, Jenkins, Jira, Atlassian, VMware vSphere, Azure, AEGIS Weapon System Common Source Library (CSL), Ship Self Defense System (SSDS) Single Source Library (SSL)
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Senior Principal System Administrator
San Diego, California, United States
$133k-$226k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
8+ YOETop Secret clearance required, typically Bachelor's + 8 years or equivalent. Strong Linux (RHEL), Windows Server, VMware, networking, cybersecurity (DISA STIGs, Nessus) skills; CompTIA Security+; McAfee ePO admin certification within 6 months; experience with classified networks.
VMware, Red Hat Enterprise Linux, YUM, DNF, Windows Server, Microsoft SQL Server, TMPC, McAfee ePO, DNS, LDAP, SSH, SCP, Nessus, PKI, Red Hat KVM, Bash, PowerShell, Shared Storage, Microsoft Word, Microsoft PowerPoint, Microsoft Excel, DISA STIGs
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3w
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Staff Engineer, Core Platform Integration (R5411)
San Diego, California, United States
$190k-$290k/yr OnsiteFull Time
Shield AI
Shield AI: Develops autonomous flight software and unmanned aircraft for defense.
5+ YOE5+ years software engineering experience in robotics/autonomy/embedded/distributed systems; strong C++ and Python; experience with Linux-based integration and hardware bring-up; BS/MS in engineering or computer science.
C++, Python, Linux, Jetson, Qualcomm, i.MX8, oscilloscope, logic analyzer, protocol analyzer
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2w
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Senior Mission Systems Engineer
San Diego, California, United States
$140k-$220k/yr OnsiteFull Time
INflow Federal
INflow Federal: Provides IT modernization and cybersecurity for defense missions.
8+ YOEUS citizen with BS in engineering,8+ years experience,Top Secret (SCI) clearance,experience with TCPED,Agile,Jira,UML/SysML,configuration management,DevSecOps,cloud (AWS/Azure),and Linux/UNIX systems.
Jira, MagicDraw, Subversion, Git, UML, SysML, DevSecOps, AWS, Azure, UNIX, Linux
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Senior Systems Engineer
San Diego, California, United States
$135k-$230k/yr OnsiteFull Time
S5 Analytics
S5 Analytics: We build geospatial software and data intelligence solutions.
8+ YOETop Secret/SCI clearance, bachelor's degree in engineering/computer science/information systems,8+ years systems engineering experience supporting DoD/IC, Agile, requirements, integration, verification, and cloud familiarity.
Jira, Confluence, SysML, UML, MagicDraw, Cameo, Git, Subversion, AWS, Azure, Kubernetes, Linux, UNIX, CI/CD, DevSecOps
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Software Deployment & Integration Engineer
El Segundo or Hawthorne or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$145k-$220k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
3+ YOEBachelor's in STEM or equivalent experience, 3+ years in systems/software integration or test engineering, strong Linux administration, Python/Bash scripting, networking, system bring-up, test automation, and clear technical documentation skills.
Python, Bash, Linux, Ubuntu, Docker, Microsoft Azure CLI, Jsonnet, Ansible, Playwright, Selenium, Cypress, chrony, linuxptp, timemaster, PTP, NTP, GNSS
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Systems Engineer IV
San Diego, California, United States
$128k-$213k/yr OnsiteFull Time
Scientific Research Corporation
Scientific Research Corporation: Providing advanced technology and engineering solutions to the U.S. government.
8+ YOEActive TS/SCI eligibility required, 8+ years DoD/Navy systems engineering experience, bachelor’s in engineering/computer science/information systems or equivalent, SSEE experience, technical writing, CompTIA Security+ or obtain within six months.
C5ISRT, Ship's Signals Exploitation Equipment (SSEE), Linux, VMware, Ansible, Jira, Confluence
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Project Engineer III
San Diego, California, United States
$130k-$150k/yr OnsiteFull Time
Innoflight
Innoflight: Designs and manufactures compact cyber-secure avionics for space missions.
5+ YOEBachelor's in CS/EE/CE or equivalent, 5+ years relevant experience, embedded systems and RTOS expertise, Linux and FPGA experience, system architecture and technical leadership, ability to obtain U.S. security clearance.
Real-Time Operating Systems (RTOS), Linux, FPGA
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2mo
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FAST Labs Senior Principal Network Engineer
Merrimack or San Diego or New Hampshire or California or United States
$133k-$226k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
8+ YOEActive Top Secret clearance required, Bachelor's in CS/EE/Systems or related, 8+ years network engineering experience, expertise in Layer 2 switching and VLANs, Cisco Catalyst 9200/9300, Ubuntu/Linux network configuration.
Cisco Catalyst 9200, Cisco Catalyst 9300, Cisco Firewall, Ubuntu, Linux, VLAN
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Project Engineer
Carlsbad, California, United States
$181k-$285k/yr OnsiteFull Time
Viasat
ViasatNASDAQ: VSAT: Provides global satellite broadband and secure networking communication services.
15+ YOE15+ years systems verification experience, strong HW/SW integration knowledge, TCP/IP networking, proficiency in C/C#/Python, Linux, and technical writing; US citizenship and ability to obtain DoD Secret Clearance required.
C, C#, Python, Linux, Microsoft Project, Earned Value Management (EVMS), TCP/IP, VLAN, Ethernet, OSI
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