Sr. Principal Linux System Administrator
Company: Raytheon
Location: Aurora
Posted on: July 4, 2025
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Job Description:
Date Posted: 2025-07-01 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 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 Sr.
Principal Linux System Administrator – Aurora, CO, must have an
active TS/SCI CI Poly clearance 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 Sr. 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 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 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 5 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 Red Hat Enterprise Linux based systems Experience with
DT support, to include patching, creating/maintaining RPM packages,
performance tuning, networking, LDAP user management, and security
hardening Qualifications We Prefer: Deployment and administration
of systems, storage, and networking in virtualized environments
using VMware vCenter Using and developing automation
tools/frameworks such as Terraform and Ansible, as well as
scripting, primarily shell and Python Experience administering
Windows based systems Experience with pipeline tools such as
Jenkins and Artifactory Demonstrated ability to work independently
and troubleshoot problems with efficiency 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. Privacy Policy and Terms: Click on this link to
read the Policy and Terms
Keywords: Raytheon, Boulder , Sr. Principal Linux System Administrator, IT / Software / Systems , Aurora, Colorado
