Raytheon · 12 hours ago
Principal Linux System Administrator
Aurora, CO
Full-time
Onsite
Senior Level, Lead/Staff
$87K/yr - $165K/yr
3+ years expRaytheon is a leading Aerospace and Defense company that focuses on delivering advanced systems and services. They are seeking a Principal Linux System Administrator to support program operations in a classified environment, responsible for building, maintaining, and securing IT systems while collaborating with developers and engineers to resolve system issues.
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No H1B
Security Clearance RequiredU.S. Citizen Only
Responsibilities
You will be supporting Raytheon program in a classified environment as a Principal Linux System Administrator
Responsibilities include building, maintaining, and securing Information Technology systems and directly supporting customer mission-critical capabilities
You will work closely with program developers and system engineers to research issues, determine root causes and implement solutions to system problems
Must be able to support occasional after-hour maintenance and on-call support and must be able to lift to 35 pounds in support of hardware installations
Occasional travel may be required for installation support
This position is 100% onsite role
Qualification
Required
Typically requires a bachelor's degree and a minimum of 5 years of prior relevant experience or a master's degree and minimum of 3 years of prior relevant experience
Active and transferable U.S. government issued TS/SCI with poly security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance
An active cyber security certification, qualified for DoD 8570 IAT Level 2 on start date. IAT Level 2 requires one or more of the following Professional Certifications: Security+ CE, CCNA Security, GICSP, GSEC, SSCP, CySA+, CND
Experience administering Red Hat Enterprise Linux (RHEL) based systems
Using and developing automation tools/frameworks such as Ansible, as well as scripting, primarily Bash and Python
Preferred
Deployment and administration of systems, storage, and networking in virtualized environments using VMware vCenter
Experience managing network devices
Experience administering Windows based systems
Experience with pipeline tools such as Jenkins and Artifactory
Demonstrated ability to work independently and troubleshoot problems with efficiency
Benefits
Relocation assistance
Parental (including paternal) leave
Flexible work schedules
Achievement awards
Educational assistance
Child/adult backup care
Medical
Dental
Vision
Life insurance
Short-term disability
Long-term disability
401(k) match
Flexible spending accounts
Employee assistance program
Employee Scholar Program
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
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