Senior Linux System Administrator - 100% on Site

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Date Posted: 2025-03-27

Country:

United States of America

Location:

CO108: 16201 East Centretech Parkway 16201 East Centretech Parkway Building S78, Aurora, CO, 80011 USA

Position Role Type:

Onsite

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world.

What You Will Do:

You will be supporting a Raytheon program in a classified environment as a 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 up to 35 pounds in support of hardware installations.
Occasional travel may be required for installation support.
This position is an onsite role.

Qualifications You Must Have:

Typically requires a Bachelor’s Degree and a minimum of 8 years of prior relevant experience or an Advanced Degree in a related field and minimum of 5 years experience.
Active and transferable U.S. government issued TS/SCI security clearance with CI polygraph is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
Must have an active DoD 8570 IAT Level 2 qualified certification (or higher) 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 Linux based systems with minimal support, to include patching, creating/maintaining RPM/YUM/DNF packages/management, performance tuning, networking, user management (LDAP), and security hardening
Installing, administering, and troubleshooting recent versions of VMware (ESXi and vCenter)

Qualifications We Prefer:

Deployment and administration of systems in Amazon Web Services (AWS)/Commercial Cloud Services (C2S)
Using and developing with automation tools/frameworks such as Terraform, Ansible, and Chef as well as scripting - particularly in Bash and Python
Experience administering Windows based systems
Experience working independently and troubleshoot problems with efficiency
Experience interacting with external personnel on significant technical matters often requiring coordination between organizations and vendors
Experience administering Cisco IOS devices

What We Offer:

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Trust, Respect, Accountability, Collaboration, and Innovation.

Learn More & Apply Now!

The salary range for this role is 101,000 USD - 203,000 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills. Hired applicants may be eligible for benefits, including but not limited to, 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, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement. Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance. This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply. RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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Average salary estimate

$152000 / YEARLY (est.)

min

max

$101000K

$203000K

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What You Should Know About Senior Linux System Administrator - 100% on Site, Raytheon

At Raytheon, we’re thrilled to announce an opening for a Senior Linux System Administrator based in beautiful Aurora, CO. We’re on a mission to help defend freedoms and secure our nation, and you’ll play a crucial role in supporting essential programs in a classified environment. In this role, you’ll be responsible for the installation, maintenance, and security of Linux-based Information Technology systems, ensuring that mission-critical capabilities remain operational and secure. Collaborating closely with developers and system engineers, you’ll dive into troubleshooting, rooting out issues, and crafting solutions that directly impact our team and the challenges we face. As a key player, you’ll also need to be ready for after-hours maintenance and be available for on-call support. A bit of travel for installations may come into play, so flexibility is key! To thrive in this role, you’ll need an impressive background that typically includes a Bachelor’s degree and at least 8 years of relevant experience, or a Master’s with 5 years under your belt. A top-notch security clearance is required, along with an active DoD 8570 IAT Level 2 certification. If you're eager to make a difference and join a team of passionate professionals, we’d love to hear from you! Come and help us create a safer, more secure world at Raytheon!

Frequently Asked Questions (FAQs) for Senior Linux System Administrator - 100% on Site Role at Raytheon

What are the main responsibilities of a Senior Linux System Administrator at Raytheon?

The Senior Linux System Administrator at Raytheon is responsible for building and maintaining Linux-based IT systems, ensuring they are secure and operational for mission-critical functions. This role involves troubleshooting issues, collaborating with developers, and implementing effective solutions. Additionally, the position includes supporting occasional after-hours maintenance and providing on-call support, making flexibility a key component.