Linux & Windows Administrator- Must have acitve TS/SCI Poly

RTX (Raytheon); El Segundo (CA); On-site; USD 96,000 - 182,000; Full time

Job summary

RTX in El Segundo, CA seeks a Principal Linux & Windows System Administrator to support classified programs. You will administer a mixed Windows and Red Hat Enterprise Linux environment, implement security controls, and collaborate with Cybersecurity to meet DoD requirements.

Onsite role requiring TS/SCI with CI Poly clearance and eligibility for DoD 8140/8570 certifications. The role emphasizes developing secure, cost-efficient infrastructure, documenting processes, and supporting data

Qualifications

• Active TS/SCI clearance required before start.
• Bachelor's degree with 5+ years of experience or Master's with 3+ years.
• Experience in Windows and Red Hat Enterprise Linux environments.
• Knowledge of RHEL server setup and security management, backup/restore.
• Experience with Windows OS and NetApp storage.
• Familiar with VMware ESXi and VSphere management.

Responsibilities

• Provide IT systems administration in Windows and RHEL environments.
• Collaborate in a fast-paced, highly secure program environment.
• Maintain security requirements with Cybersecurity and document processes.
• Develop solutions and documentation for technical problems.
• Obtain DoD 8140/8570 certification requirements (Security+ or equivalent).
• Manage virtualized environments and provide end-to-end IT support.

Skills

Clearance TS/SCI

Security clearance

Collaboration

Education

Bachelor's degree

Master's degree

Tools

RHEL

Windows Server OS

VMware ESXi

VSphere

Ansible

NetApp

Backup (NetBackup)

Job description

Location: US-CA-EL SEGUNDO-E01 ~ 2000 E El Segundo Blvd ~ BLDG E01

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: TS/SCI with CI Poly - Current

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

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 freedom and deter aggression, creating a safer, more secure world. Join us and help shape the future of aerospace and defense.

Principal Linux & Windows System Administrators , based in El Segundo, CA , infrastructure Workplace Services, collaborate with many teams to support exciting, critical programs with classified information system capabilities. Success in this role means you can develop, implement and maintain secure, cost-efficient environments across various classified programs. Program teams rely on your collaboration and guidance to define computing requirements and create end-to-end solutions to solve complex IT infrastructure problems.

What You Will Do

Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment.

Collaborate in a fast-paced environment, using troubleshooting skills to resolve complex technical issues, including hardware and OS integration, while adapting to evolving challenges as part of a team.

Working with Cybersecurity professionals to maintain security requirements and provide documentation and training on advanced IT processes and procedures and other tasks as assigned.

Develop solutions and documentation about a variety of technical problems.

Must be able to obtain Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ or equivalent certification)

Participate in team collaboration, Manage virtualized environments

Full-time 100% Onsite position

Qualifications You Must Have

• Typically requires a bachelor's degree and minimum of 5 years of prior relevant experience or a master's degree and minimum of 3 years of prior relevant experience
• Must have an active and transferable U.S. government issued TS/SCI Poly clearance prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
• Experience systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux environment.
• Experience with RHEL Server setup, RHEL system security management, perform data backup and restore.
• Experience Windows Desktop Operating System (OS) and Windows Server OS
• Experience with Net App

Qualifications We Prefer

• Experience with data storage, NAS, and SAN technologies and solutions.
• Familiarity with Ansible and system automation
• Experience with Linux and Windows Operating Systems.
• Experience with VMware administration including ESXi hypervisors and VSphere management interface.
• Microsoft Windows Active Directory Services administration and support (e.g. user and computer objects administration, Group Policy).
• Experience with supporting desktop / workstation hardware.
• Experience with backup technologies such as tape libraries and backup software (NetBackup or the like).
• Experience with an IT incident/service request system.

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.

Relocation Eligibility

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 95,500 USD - 181,700 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