Senior System Administrator Clearance (ONSITE)

RTX; Tucson (AZ); Presencial; USD 69.000 - 131.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Relocation assistance available

Descripción de la vacante

RTX is seeking an onsite IT Systems Administrator to join a dynamic team in Tucson, AZ. You will manage a heterogeneous Windows and Red Hat Linux environment, handle DNS/DHCP/AD, and support cybersecurity teams to meet security requirements.

Ideal candidates have a university degree or equivalent with 2+ years of relevant experience, strong troubleshooting skills, and a active Secret clearance. Relocation assistance is available for eligible applicants.

Formación

• Requires a university degree or equivalent experience and at least 2 years in IT support.
• Experience with Windows and Linux operating systems.
• Experience with helpdesk operations, ticketing, and resolution.
• Ability to work in a team and communicate effectively.
• Active and transferable U.S. government Secret security clearance is required before start.

Responsabilidades

• Provide IT systems administration in a heterogeneous Windows and Redhat Enterprise Linux environment.
• Manage DNS, DHCP, AD, and server replication methods.
• Collaborate with Cybersecurity professionals to maintain security requirements.
• Document processes and train others on advanced IT procedures.

Conocimientos

Windows OS

Linux OS

Helpdesk operations

Team collaboration

Security clearance

Educación

University Degree or equivalent

Herramientas

VMware ESXi

vCenter

STIG/EVAL STIG

SCAP

Splunk

Descripción del empleo

Date Posted: 2026-11-03

Country: United States of America

Location: US-AZ-TUCSON-801 ~ 1151 E Hermans Rd ~ BLDG 801 (External Site)

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: Secret - Current

Security Clearance Status: Active and existing security clearance required on day 1

This role is 100% ONSITE

At RTX, the world's largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world's most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Raytheon brings 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. We deliver solutions that help our nation and allies defend freedoms and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

What You Will Do

• Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment.
• Understanding and knowledge of 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. Use troubleshooting techniques to resolve technical problems of a moderate to high scope and complexity to include the integration of hardware and operating systems (OS).
• Work with Cybersecurity professionals to maintain security requirements.
• Provide documentation and training on advanced IT processes and procedures and other tasks as assigned.

Qualifications You Must Have

• Typically requires a University Degree or equivalent experience and minimum 2 years of prior relevant experience.
• Experience with Windows and Linux Operating systems.
• Experience with helpdesk operations, ticket troubleshooting and resolution.
• Experience with working in a team environment and collaborating with others.
• 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

Qualifications We Prefer

• Experience serving as a technical SME or primary point of contact for patching, vulnerability remediation, or compliance initiatives.
• Experience with VMware virtualization technologies, including ESXi, vCenter, VM lifecycle management, and host upgrades.
• Experience with securing system configurations, system hardening, STIG/EVAL STIG implementation, vulnerability remediation, and compliance. Familiarity with cybersecurity and compliance tooling, such as SCAP, Splunk, STIG Viewer, and audit support processes.
• Experience with enterprise Windows services, including Active Directory, Group Policy, and identity integration.
• Experience working in a classified 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: Safety, Trust, Respect, Accountability, Collaboration, and Innovation. Relocation assistance is available.
• Relocation assistance available, provided final candidate meets eligibility requirements.

The salary range for this role is 68,900 USD - 131,100 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 busi