Senior System Administrator

Responsibilities

• Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise Linux environment
• Maintain secure, cost-efficient environments for critical classified programs
• Troubleshoot technical problems involving hardware and operating system integration
• Manage Windows Server internals and Linux fundamentals, including DNS, DHCP, AD, and server replication
• Work with Cybersecurity professionals to maintain security requirements and data integrity
• Install and configure software applications and manage data RAID and backup technologies
• Provide documentation and training on advanced IT processes and procedures

Requirements

• University Degree or equivalent experience
• Minimum of 2 years of relevant experience
• Experience with Linux or Windows operating systems
• Experience with Active Directory, VMware, administration, backup, and recovery
• Active Secret Security Clearance
• U.S. Citizenship

Preferred Qualifications

• DoD 8140 / 8570 Certification (CompTIA Security+ CE or equivalent)
• Experience with NISPOM, JAFAN, JSIG, DFARS, and/or DoD/RMF
• Experience with data storage, NAS, and SAN technologies
• Experience using VMware vCenter, vSphere, and ESX
• Experience with Microsoft WSUS, MECM, and/or Exchange
• Scripting experience

About the Company

RTX is a world-leading aerospace and defense company. Through its market-leading businesses, including Raytheon, Collins Aerospace, and Pratt & Whitney, RTX delivers advanced systems and services for commercial, military, and government customers worldwide, solving the world's most complex problems.