
Leading company in the aerospace industry
Principal Systems Administrator
Required skills
Docker
Kubernetes
Linux
Azure
Date Posted:
2026-03-11
Country:
United States of America:
Location:
US-AZ-TUCSON-805 ~ 1151 E Hermans Rd ~ BLDG 805
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 Type:
DoD Clearance: Secret
Security Clearance Status:
Active and existing security clearance required on day 1
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:
-
Experience with IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment.
-
Experience with Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, and server replication methods.
-
Working as a team member in a fast-paced technological environment.
-
Experience with troubleshooting techniques to resolve technical problems of a moderate to high scope and complexity to include the integration of hardware and operating systems (OS).
-
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.
-
Full time 100% Onsite position.
Qualifications You Must Have:
-
Typically requires a University degree or equivalent experience and a minimum of 5 years of prior relevant experience or an Advanced Degree in a related field and minimum 3 years experience.
-
Active and transferable U.S. government issued 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.
-
Experience with Windows and/or Linux.
Qualifications We Prefer:
-
Experience with Containerization Technologies such as Open Shift, Kubernetes, Docker, Tanzu, and Rancher.
-
Experience with Continuous Integration\Continuous Delivery Tools such as Gitlab, Jenkins, and Azure DevOps.
-
Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIASecurity+ CE or equivalent certification and an Operating System Certification).
-
Experience with NISPOM, JAFAN, JSIG, DFARS and/or DoD/RMF, data storage, NAS, and SAN technologies and solutions.
-
Experience using VMWare v Center, v Sphere, and ESX and/or other virtual computing methods.
-
Experience with Microsoft WSUS, MECM, and/or Exchange.
-
High Performance Computing (HPC) experience in a Linux environment.
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!As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.
The salary range for this role is 86,800 USD - 165,200 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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About Raytheon (RTX)

Raytheon (RTX)
PublicRaytheon Technologies is a major aerospace and defense contractor that develops advanced technologies for commercial aerospace, defense, and intelligence applications. The company provides missiles, defense systems, aircraft engines, avionics, and cybersecurity solutions.
10,001+
Employees
Arlington
Headquarters
$134B
Valuation
Reviews
10 reviews
3.9
10 reviews
Work-life balance
4.2
Compensation
4.0
Culture
3.8
Career
3.2
Management
3.3
72%
Recommend to a friend
Pros
Good benefits
Job security and stability
Flexible work arrangements
Cons
Bureaucratic processes
Limited growth opportunities
Heavy workload and demanding work
Salary Ranges
56 data points
Junior/L3
Mid/L4
Senior/L5
Mid
Junior/L3 · HR System EV5 Production Support Lead
1 reports
$138,000
total per year
Base
$120,000
Stock
-
Bonus
-
$138,000
$138,000
Interview experience
10 interviews
Difficulty
2.6
/ 5
Duration
14-28 weeks
Offer rate
60%
Experience
Positive 40%
Neutral 40%
Negative 20%
Interview process
1
Application Review
2
Recruiter Screen
3
Technical Assessment
4
Technical Interview
5
Final Round Interview
6
Offer
Common questions
Technical Knowledge
Behavioral/STAR
Past Experience
Coding/Algorithm
Culture Fit
Latest updates
With 60,000 patents, RTX leads 3 global aerospace innovation lists - Stock Titan
Stock Titan
News
·
1w ago
RTX Corporation $RTX Shares Sold by Narwhal Capital Management - MarketBeat
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News
·
1w ago
Keybank National Association OH Trims Holdings in RTX Corporation $RTX - MarketBeat
MarketBeat
News
·
1w ago
Rtx's Raytheon delivers second missile-warning sensor to U.S. Space Force - marketscreener.com
marketscreener.com
News
·
1w ago