RTX

3 weeks ago

Principal Systems Administrator- Must have a active secret clearance

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Source: Company careers pageValidated by: Fursa AI

Last checked: 5 hours agoStatus: Live

Job Summary

Provide systems administration for classified IT infrastructure in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment. Lead Red Hat installation/configuration, manage provisioning, storage, authentication/access, backups, and workstation support, and troubleshoot complex OS and hardware integrations. Ensure secure, cost-efficient environments across programs, partner with cybersecurity professionals on security requirements, documentation, and training, and meet DoD 8140/8570 certification requirements while supporting 24x7 operational needs with limited travel.

Location: Tucson

Workplace: Onsite

Employment Type: Full time

Job Function: Administration & Executive Assistance

Seniority: Sr. Manager level

Key Responsibilities

•Provide IT systems administration across Microsoft Windows and Red Hat Enterprise Linux environments for classified programs.
•Lead and coordinate Red Hat installation and configuration.
•Perform provisioning, installation/configuration, operation, and maintenance for Linux/Windows infrastructure including server and storage management, access management, backups/restoration, and workstation support.
•Administer core services including Windows Server internals or Linux fundamentals such as DNS, DHCP, Active Directory, and server replication.
•Work with cybersecurity professionals to meet security requirements and provide documentation and training; maintain 24x7 operational support and troubleshoot complex hardware/OS issues.

Travel: Low travel

Pay and Benefits

Salary: USD 86,800 - 165,200 annually

Perks:Health InsuranceDentalVisionLife Insurance401kLong-term DisabilityParental LeavePaid LeaveHolidaysLearning BudgetEmployee Assistance

Key Requirements

•Typically requires a bachelor’s degree with minimum 5 years of prior relevant experience, or a master’s degree with minimum 3 years of prior relevant experience.
•Must have an active transferable U.S. government issued secret clearance prior to start date.
•Must have Linux and Windows experience.
•Experience in Active Directory, VMware, MySQL, or networking administration.
•Must be able to obtain Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent).

Experience:3+ years

Education:Bachelor's

Skills:TroubleshootingCollaborationDocumentationTime flexibility

Certifications:CompTIA Security+ CEDoDD 8140 / 8570

Tech Stack:Microsoft WindowsRed Hat Enterprise LinuxWindows ServerLinux fundamentalsDNSDHCPActive DirectoryServer replicationVMwareVMware vCenterVMware vSphereESXMySQLRAIDBackupNASSANWSUSExchangeScripting

Eligibility

Nationality:US National

Security Clearance:Secret

Company Brief

RTX

Designs, manufactures, and services aerospace and defense systems, including aircraft engines, avionics, aerostructures, missiles, and cybersecurity solutions for commercial, military, and government customers worldwide.

Industry: Aerospace Manufacturing

Company Size: Enterprise (1,001+ employees)

Revenue: USD 1B+

Growth: Public Company

Valuation: Public Company (Market Cap in USD)

Funding: IPO / Publicly Listed

Headquarters: Arlington, United States

Founded: 2020

Website

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RTX