Senior Systems Administrator (Onsite)

RTX • Tucson, AZ

1d • $68,900 - $131,100 • Onsite

About The Position

The Digital Technology (DT) organization ensures that Raytheon teammates across the globe are able to communicate, collaborate and innovate for customer success. We create leading-edge technology solutions to prevent security threats, secure the integrity of our systems and support IT infrastructures around the world. This role provides IT systems administration support in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment.

Requirements

• Typically requires a University degree or equivalent experience and a minimum of 2 years of prior relevant experience, or an Advanced Degree in a related field.
• 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 working with Windows and/or Linux operating systems.
• Experience with one or more of the following technologies: Active Directory WSUS, VMware, MECM, Exchange, system administration, network administration, Windows or Linux server support, and enterprise backup/recovery tools.

Nice To Haves

• DoD 8140 / 8570 certification requirements (CompTIA Security+ CE or equivalent), including OS‑specific certifications.
• Experience supporting compliance activities such as NISPOM, JAFAN, JSIG, DFARS, or DoD/RMF.
• Experience with Windows Server administration.
• Experience with data storage technologies, including NAS and SAN solutions.
• Experience working within an IT project lifecycle or structured process environment.
• Experience with VMware products such as vCenter, vSphere, and ESXi or other virtualization platforms.
• Experience supporting engineering teams working on software, simulation, or hardware development.
• Experience with Microsoft WSUS, MECM, Skype, SharePoint, and/or Exchange.
• Exposure to High Performance Computing (HPC) environments.
• Scripting experience (PowerShell, Bash, or similar).

Responsibilities

• Provide IT systems administration support in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment.
• Apply foundational experience of Windows Server or Linux systems, including core services such as DNS, DHCP, Active Directory, and basic server roles.
• Work as part of a collaborative team in a fast‑paced environment.
• Use established troubleshooting techniques to resolve moderate to complex technical issues involving operating systems, hardware integration, and enterprise services.
• Support data storage and backup operations, including RAID concepts and backup/restore technologies.
• Install, configure, and support software applications requested by end users.
• Partner with Cybersecurity teams to maintain system security requirements, follow established processes, and assist with documentation and training for IT procedures.
• Additional responsibilities may be assigned as operational needs evolve.
• Must be able to obtain Department of Defense Directive (DoDD) 8140 / 8570 certification requirements (CompTIA Security+ CE or equivalent) within 6 months of start.
• Systems operate 24x7 and may require occasional work outside standard business hours.

Benefits

• 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
• holidays

What This Job Offers

• Job Type: Full-time
• Career Level: Senior