Raytheon · 11 hours ago
Senior Principal Linux Administrator
El Segundo, CA
Full-time
Onsite
Senior Level, Lead/Staff
$118K/yr - $225K/yr
5+ years expRaytheon is a leader in defense and aerospace, committed to helping the nation and allies deter aggression. They are seeking a Senior Principal Linux Administrator to provide technical guidance, mentorship, and leadership in a multi-platform environment, focusing on the administration of Windows/Linux infrastructure for classified programs.
Intellectual PropertyInternetWeb Hosting
No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
Provide technical guidance and mentorship to the team
Serve as a technical project leader
Participate in meetings with customers, providing technical guidance and best practice to ensure successful outcomes
The candidate is responsible for provisioning, installation/configuration, operation, and maintenance of systems hardware and software related to a Windows/Linux infrastructure for classified programs. Duties include, but are not limited to, server management (software and hardware); storage management (logical and physical); cross platform authentication and access management; data backup and restoration; software and license configuration; and workstation support
Ability to assist with troubleshooting, patching, and support Windows, ESXi and Linux Systems
Provide IT systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux environment
Understanding and knowledge of Windows Server internals to include DNS, DHCP, AD, and server replication methods
Working as a team member in a fast-paced technological environment. Use troubleshooting techniques to resolve technical problems of a moderate to high scope and complexity to include the integration of hardware and operating systems (OS)
Install and configure software applications requested by end users
Work with Cybersecurity professionals to maintain security requirements and provide documentation on advanced IT processes and procedures and other tasks as assigned
Must be able to obtain Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification) within 6 months of start date
Systems are operational 24x7 and occasionally require work effort beyond standard work hours
Qualification
Required
Typically requires a University degree or equivalent experience and a minimum of 8 years of prior relevant experience or an Advanced Degree in a related field and a minimum of 5 years experience
Active and transferable U.S. government issued Top Secret security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
SME level experience with some of, but not limited to, the following technologies: Active Directory, WSUS, VMware, NETAPP, networking administration experience, Windows or Linux administration, backup, and recovery enterprise suites
Experience with Server architecture and troubleshooting methods and be able to assist in developing solutions and documentation to a variety of technical problems
Experience in DevSecOps, containerization, Kubernetes
Must be able to obtain Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification) within 6 months of start date
Preferred
Experience using VMWare vCenter, vSphere, Windows desktops (Windows 10, 11), Splunk and ESXi and/or other virtual computing methods
Scripting/ automation PowerShell, Bash
Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification) and an Operating System Certification
Direct working experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF
Experience with data storage, NAS, and SAN technologies and solutions
Experience supporting engineers in software, simulations, and hardware development
Experience with Microsoft WSUS, SCCM, and/or Exchange
High Performance Computing (HPC) experience in a Linux environment
Benefits
Medical
Dental
Vision
Life insurance
Short-term disability
Long-term disability
401(k) match
Flexible spending accounts
Flexible work schedules
Employee assistance program
Employee Scholar Program
Parental leave
Paid time off
Holidays
Company
Raytheon
Raytheon, an RTX business, creates next-generation defense solutions that are smarter, faster and better than previously thought possible.
10001+ employees
Funding
Current Stage
Late StageTotal Funding
$16MKey Investors
United States Air Force
2012-01-17Series Unknown· $5.5M
2009-10-26Acquired
2009-10-01Series Unknown· $10.5M
Leadership Team
Arunava Chatterjee
Executive Director of Ghost Black Operations & CEO & CTO
Kieran Nolan
Chief Enterprise Architect / IT CTO
Recent News
2025-08-29
EIN Presswire
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2025-07-28
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