4 linux support engineer jobs at 3 companies in Hesperia, CA

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Senior Technical Support Engineer - Industrial Networking
Brea, California, United States
$81k-$122k/yr OnsiteFull Time
Moxa
Moxa: Provides industrial networking, computing, and automation hardware for IIoT.
5+ YOEBachelor's degree or equivalent, 5+ years networking experience, expert Wireshark and CLI skills, deep L2/L3 knowledge, EM/on‑site troubleshooting, US work authorization, proficiency with Microsoft Office and Linux.
Wireshark, Linux, Microsoft Excel, Microsoft Word, Microsoft Outlook, Microsoft Teams, Microsoft Visio, Microsoft PowerPoint
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System Engineer – ArcGIS (Mission-Focused)
Redlands or St. Louis or Vienna
$121k-$198k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
8+ YOE8+ years supporting enterprise ArcGIS and system engineering; experience with ArcGIS Enterprise/Desktop/Online, Windows/Linux administration, scripting (Python, PowerShell, JavaScript, C#), RDBMS and SQL; US citizen with active Top Secret/SCI; Bachelor's in STEM.
ArcGIS Enterprise, ArcGIS Desktop, ArcGIS Online, Portal for ArcGIS, ArcGIS Runtime, Windows, Linux, Python, PowerShell, JavaScript, C#, SQL Server, Oracle, PostgreSQL
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System Engineer- Cyber Security Engineering Focus
Redlands or St. Louis or Washington or Vienna
$121k-$198k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
8+ YOE8+ years experience applying RMF/A&A, developing ATO documentation (XACTA/eMASS), conducting vulnerability scans (ACAS), securing Linux/Windows with STIGs, and supporting incident response; Top Secret/SCI clearance and Bachelor’s in a STEM field required.
XACTA, eMASS, ACAS, STIGs, Linux, Windows, Red Hat, CentOS, Python, Java, React, Jira, Confluence
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Staff Network Communications
Edwards AFB, California, United States
$161k-$241k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
8+ YOETop Secret clearance required, ability to obtain SAP, Sec+ certification within 6 months, completion of qualification training within 365 days, flexible schedule with 24/7 on-call support; significant relevant network communications/administration experience (varies by degree).
VPN, routers, multiplexers, firewalls, hubs, bridges, gateways, Integrated Maintenance Data System, Unix, Solaris, Windows Server, Windows Desktop, Group Policy, Oracle RAC, Virtualization, Radio Frequency Transmission Systems, Satellite Communications Systems