Senior Principal Linux System Administrator

Date Posted:

2025-06-20

Country:

United States of America

Location:

CO112: Buckley AFB 18500 East 6th Ave 18500 East 6th Avenue Buckley AFB, Aurora, CO, 80011 USA

Position Role Type:

Onsite

U.S. Citizen, U.S. Person, or Immigration Status Requirements:

Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance​

Security Clearance:

TS/SCI with Polygraph

Senior Principal Linux System Administrator – Aurora, CO, must have in scope active TS/SCI with poly security clearance, we offer relocation!

 

 

 

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.

 

Raytheon Digital Technology is an organization that delivers for all of those who defend us by distributing capabilities, solutions, and processes to ensure alignment around program priorities supporting program execution. We support critical programs with unclassified, classified, and proprietary information system capabilities and create end-to-end solutions to solve complex digital infrastructure problems.

To achieve the mission of our customers, we strive to empower people with authority and responsibility and provide access to tools and resources that enable each employee to continuously improve their technical and leadership competencies while achieving professional and personal goals.

 

What You Will Do:

·You will be supporting a Raytheon program in a classified environment as a Senior Principal Linux System Administrator and a program technical lead at a customer facility.

·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 s

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 an 100% onsite role.

Qualifications You Must Have:

·Typically requires a bachelor’s degree and a minimum of 8 years of prior relevant experience or a master’s degree and minimum of 6 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.

· Must have an active DoD 8570 IAT Level 2 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 packages, performance tuning, networking, user management (LDAP), and security hardening

· Experience with Ground Station network architecture for CONUS and OCONUS distributed assets

· Experience with Ground Station network architecture for Serial / CTP / Packetized equipment

Qualifications We Prefer:

·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 with pipeline tools such as Jenkins and Artifact